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<div class="body_content"><br />
<table class="file_summary"><tr><td class="h">Filename</td><td align="left"><a href="file:///usr/lib/perl5/5.20.1/Carp.pm">/usr/lib/perl5/5.20.1/Carp.pm</a></td></tr>
<tr><td class="h">Statements</td><td align="left">Executed 59 statements in 2.17ms</td></tr></table>
        
        <table id="subs_table" border="1" cellpadding="0" class="tablesorter">
        <caption>Subroutines</caption>
        <thead>
        <tr>
        <th>Calls</th>
        <th><span title="Number of Places sub is called from">P</span></th>
        <th><span title="Number of Files sub is called from">F</span></th>
        <th>Exclusive<br />Time</th>
        <th>Inclusive<br />Time</th>
        <th>Subroutine</th>
        </tr>
        </thead>
    <tbody>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">16µs</span></td><td class="c0"><span title="0.0%">23µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@6</span>  Carp::<a href="Carp-pm-15-line.html#6">BEGIN@6</a></td></tr>
<tr><td class="c1">2</td><td class="c1">2</td><td class="c3">1</td><td class="c0"><span title="0.0%">9µs</span></td><td class="c3"><span title="0.0%">9µs</span></td><td class="sub_name"><span style="display: none;">Carp::::_fetch_sub</span>  Carp::<a href="Carp-pm-15-line.html#28">_fetch_sub</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c0"><span title="0.0%">8µs</span></td><td class="c3"><span title="0.0%">8µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@3</span>  Carp::<a href="Carp-pm-15-line.html#3">BEGIN@3</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">5µs</span></td><td class="c2"><span title="0.0%">11µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@61</span>  Carp::<a href="Carp-pm-15-line.html#61">BEGIN@61</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">5µs</span></td><td class="c3"><span title="0.0%">8µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@73</span>  Carp::<a href="Carp-pm-15-line.html#73">BEGIN@73</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">5µs</span></td><td class="c1"><span title="0.0%">13µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@555</span>  Carp::<a href="Carp-pm-15-line.html#555">BEGIN@555</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">5µs</span></td><td class="c1"><span title="0.0%">13µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@131</span>  Carp::<a href="Carp-pm-15-line.html#131">BEGIN@131</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">5µs</span></td><td class="c0"><span title="0.0%">21µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@568</span>  Carp::<a href="Carp-pm-15-line.html#568">BEGIN@568</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">4µs</span></td><td class="c3"><span title="0.0%">4µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@171</span>  Carp::<a href="Carp-pm-15-line.html#171">BEGIN@171</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">4µs</span></td><td class="c3"><span title="0.0%">4µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@49</span>  Carp::<a href="Carp-pm-15-line.html#49">BEGIN@49</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">4µs</span></td><td class="c3"><span title="0.0%">10µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@4</span>  Carp::<a href="Carp-pm-15-line.html#4">BEGIN@4</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">4µs</span></td><td class="c3"><span title="0.0%">6µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@5</span>  Carp::<a href="Carp-pm-15-line.html#5">BEGIN@5</a></td></tr>
<tr><td class="c3">1</td><td class="c3">1</td><td class="c3">1</td><td class="c3"><span title="0.0%">3µs</span></td><td class="c3"><span title="0.0%">8µs</span></td><td class="sub_name"><span style="display: none;">Carp::::BEGIN@575</span>  Carp::<a href="Carp-pm-15-line.html#575">BEGIN@575</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::__ANON__[:261]</span>  Carp::<a href="Carp-pm-15-line.html#261">__ANON__[:261]</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::__ANON__[:272]</span>  Carp::<a href="Carp-pm-15-line.html#272">__ANON__[:272]</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::__ANON__[:66]</span>  Carp::<a href="Carp-pm-15-line.html#66">__ANON__[:66]</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::__ANON__[:86]</span>  Carp::<a href="Carp-pm-15-line.html#77">__ANON__[:86]</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::_cgc</span>  Carp::<a href="Carp-pm-15-line.html#130">_cgc</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::caller_info</span>  Carp::<a href="Carp-pm-15-line.html#180">caller_info</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::carp</span>  Carp::<a href="Carp-pm-15-line.html#168">carp</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::cluck</span>  Carp::<a href="Carp-pm-15-line.html#169">cluck</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::confess</span>  Carp::<a href="Carp-pm-15-line.html#167">confess</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::croak</span>  Carp::<a href="Carp-pm-15-line.html#166">croak</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::export_fail</span>  Carp::<a href="Carp-pm-15-line.html#128">export_fail</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::format_arg</span>  Carp::<a href="Carp-pm-15-line.html#252">format_arg</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::get_status</span>  Carp::<a href="Carp-pm-15-line.html#342">get_status</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::get_subname</span>  Carp::<a href="Carp-pm-15-line.html#351">get_subname</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::long_error_loc</span>  Carp::<a href="Carp-pm-15-line.html#375">long_error_loc</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::longmess</span>  Carp::<a href="Carp-pm-15-line.html#136">longmess</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::longmess_heavy</span>  Carp::<a href="Carp-pm-15-line.html#412">longmess_heavy</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::ret_backtrace</span>  Carp::<a href="Carp-pm-15-line.html#420">ret_backtrace</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::ret_summary</span>  Carp::<a href="Carp-pm-15-line.html#453">ret_summary</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::short_error_loc</span>  Carp::<a href="Carp-pm-15-line.html#468">short_error_loc</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::shortmess</span>  Carp::<a href="Carp-pm-15-line.html#157">shortmess</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::shortmess_heavy</span>  Carp::<a href="Carp-pm-15-line.html#505">shortmess_heavy</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::str_len_trim</span>  Carp::<a href="Carp-pm-15-line.html#518">str_len_trim</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::trusts</span>  Carp::<a href="Carp-pm-15-line.html#533">trusts</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Carp::::trusts_directly</span>  Carp::<a href="Carp-pm-15-line.html#553">trusts_directly</a></td></tr>
<tr><td class="c3">0</td><td class="c3">0</td><td class="c3">0</td><td class="c3"><span title="0.0%">0s</span></td><td class="c3"><span title="0.0%">0s</span></td><td class="sub_name"><span style="display: none;">Regexp::::CARP_TRACE</span>Regexp::<a href="Carp-pm-15-line.html#313">CARP_TRACE</a></td></tr>
</tbody></table>
                Call graph for these subroutines as a
                <a href="http://en.wikipedia.org/wiki/Graphviz">Graphviz</a>
                <a href="usr-lib-perl5-5-20-1-Carp-pm.dot">dot language file</a>.
            
      <table border="1" cellpadding="0">
      <thead>
      <tr><th>Line</th>
      <th><span title="Number of statements executed">State<br />ments</span></th>
      <th><span title="Time spend executing statements on the line,
        excluding time spent executing statements in any called subroutines">Time<br />on line</span></th>
      <th><span title="Number of subroutines calls">Calls</span></th>
      <th><span title="Time spent in subroutines called (inclusive)">Time<br />in subs</span></th>
      <th class="left_indent_header">Code</th>
      </tr>

      </thead>
      <tbody>
    <tr><td class="h"><a name="1"></a>1</td><td></td><td></td><td></td><td></td><td class="s">package Carp;</td></tr>
<tr><td class="h"><a name="2"></a>2</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="3"></a>3</td><td class="c0">3</td><td class="c0"><span title="Avg 9µs">28µs</span></td><td class="c3">1</td><td class="c3">8µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 8µs within Carp::BEGIN@3 which was called:
#    once (8µs+0s) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#3">line 3</a></div></div>{ use 5.006; }<div class="calls"><div class="calls_out"># spent     8µs making 1 call to <a href="Carp-pm-15-line.html#3">Carp::BEGIN@3</a></div></div></td></tr>
<tr><td class="h"><a name="4"></a>4</td><td class="c1">2</td><td class="c0"><span title="Avg 6µs">12µs</span></td><td class="c1">2</td><td class="c1">17µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 10µs (4+7) within Carp::BEGIN@4 which was called:
#    once (4µs+7µs) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#4">line 4</a></div></div>use strict;<div class="calls"><div class="calls_out"># spent    10µs making 1 call to <a href="Carp-pm-15-line.html#4">Carp::BEGIN@4</a>
# spent     7µs making 1 call to <a href="strict-pm-3-line.html#42">strict::import</a></div></div></td></tr>
<tr><td class="h"><a name="5"></a>5</td><td class="c1">2</td><td class="c0"><span title="Avg 19µs">38µs</span></td><td class="c1">2</td><td class="c3">9µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 6µs (4+3) within Carp::BEGIN@5 which was called:
#    once (4µs+3µs) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#5">line 5</a></div></div>use warnings;<div class="calls"><div class="calls_out"># spent     6µs making 1 call to <a href="Carp-pm-15-line.html#5">Carp::BEGIN@5</a>
# spent     3µs making 1 call to <a href="warnings-pm-2-line.html#993">warnings::import</a></div></div></td></tr>
<tr><td class="h"><a name="6"></a>6</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 23µs (16+8) within Carp::BEGIN@6 which was called:
#    once (16µs+8µs) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#26">line 26</a></div></div>BEGIN {</td></tr>
<tr><td class="h"><a name="7"></a>7</td><td></td><td></td><td></td><td></td><td class="s">    # Very old versions of warnings.pm load Carp.  This can go wrong due</td></tr>
<tr><td class="h"><a name="8"></a>8</td><td></td><td></td><td></td><td></td><td class="s">    # to the circular dependency.  If warnings is invoked before Carp,</td></tr>
<tr><td class="h"><a name="9"></a>9</td><td></td><td></td><td></td><td></td><td class="s">    # then warnings starts by loading Carp, then Carp (above) tries to</td></tr>
<tr><td class="h"><a name="10"></a>10</td><td></td><td></td><td></td><td></td><td class="s">    # invoke warnings, and gets nothing because warnings is in the process</td></tr>
<tr><td class="h"><a name="11"></a>11</td><td></td><td></td><td></td><td></td><td class="s">    # of loading and hasn't defined its import method yet.  If we were</td></tr>
<tr><td class="h"><a name="12"></a>12</td><td></td><td></td><td></td><td></td><td class="s">    # only turning on warnings (&quot;use warnings&quot; above) this wouldn't be too</td></tr>
<tr><td class="h"><a name="13"></a>13</td><td></td><td></td><td></td><td></td><td class="s">    # bad, because Carp would just gets the state of the -w switch and so</td></tr>
<tr><td class="h"><a name="14"></a>14</td><td></td><td></td><td></td><td></td><td class="s">    # might not get some warnings that it wanted.  The real problem is</td></tr>
<tr><td class="h"><a name="15"></a>15</td><td></td><td></td><td></td><td></td><td class="s">    # that we then want to turn off Unicode warnings, but &quot;no warnings</td></tr>
<tr><td class="h"><a name="16"></a>16</td><td></td><td></td><td></td><td></td><td class="s">    # 'utf8'&quot; won't be effective if we're in this circular-dependency</td></tr>
<tr><td class="h"><a name="17"></a>17</td><td></td><td></td><td></td><td></td><td class="s">    # situation.  So, if warnings.pm is an affected version, we turn</td></tr>
<tr><td class="h"><a name="18"></a>18</td><td></td><td></td><td></td><td></td><td class="s">    # off all warnings ourselves by directly setting ${^WARNING_BITS}.</td></tr>
<tr><td class="h"><a name="19"></a>19</td><td></td><td></td><td></td><td></td><td class="s">    # On unaffected versions, we turn off just Unicode warnings, via</td></tr>
<tr><td class="h"><a name="20"></a>20</td><td></td><td></td><td></td><td></td><td class="s">    # the proper API.</td></tr>
<tr><td class="h"><a name="21"></a>21</td><td class="c3">1</td><td class="c0"><span title="Avg 11µs">11µs</span></td><td></td><td></td><td class="s">    if(!defined($warnings::VERSION) || eval($warnings::VERSION) &lt; 1.06) {<div class="calls"><div class="calls_out">    # spent     2µs executing statements in <a href="(eval 2)[Carp-pm-21]-16-line.html">string eval</a></div></div></td></tr>
<tr><td class="h"><a name="22"></a>22</td><td></td><td></td><td></td><td></td><td class="s">        ${^WARNING_BITS} = &quot;&quot;;</td></tr>
<tr><td class="h"><a name="23"></a>23</td><td></td><td></td><td></td><td></td><td class="s">    } else {</td></tr>
<tr><td class="h"><a name="24"></a>24</td><td class="c3">1</td><td class="c1"><span title="Avg 2µs">2µs</span></td><td class="c3">1</td><td class="c3">8µs</td><td class="s">        &quot;warnings&quot;-&gt;unimport(&quot;utf8&quot;);<div class="calls"><div class="calls_out">        # spent     8µs making 1 call to <a href="warnings-pm-2-line.html#1011">warnings::unimport</a></div></div></td></tr>
<tr><td class="h"><a name="25"></a>25</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="26"></a>26</td><td class="c3">1</td><td class="c0"><span title="Avg 96µs">96µs</span></td><td class="c3">1</td><td class="c0">23µs</td><td class="s">}<div class="calls"><div class="calls_out"># spent    23µs making 1 call to <a href="Carp-pm-15-line.html#6">Carp::BEGIN@6</a></div></div></td></tr>
<tr><td class="h"><a name="27"></a>27</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="28"></a>28</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 9µs within Carp::_fetch_sub which was called 2 times, avg 4µs/call:
#    once (6µs+0s) by Carp::BEGIN@61 at <a href="Carp-pm-15-line.html#62">line 62</a>
#    once (3µs+0s) by Carp::BEGIN@73 at <a href="Carp-pm-15-line.html#74">line 74</a></div></div>sub _fetch_sub { # fetch sub without autovivifying</td></tr>
<tr><td class="h"><a name="29"></a>29</td><td class="c1">2</td><td class="c3"><span title="Avg 400ns">800ns</span></td><td></td><td></td><td class="s">    my($pack, $sub) = @_;</td></tr>
<tr><td class="h"><a name="30"></a>30</td><td class="c1">2</td><td class="c3"><span title="Avg 300ns">600ns</span></td><td></td><td></td><td class="s">    $pack .= '::';</td></tr>
<tr><td class="h"><a name="31"></a>31</td><td></td><td></td><td></td><td></td><td class="s">    # only works with top-level packages</td></tr>
<tr><td class="h"><a name="32"></a>32</td><td class="c1">2</td><td class="c3"><span title="Avg 300ns">600ns</span></td><td></td><td></td><td class="s">    return unless exists($::{$pack});</td></tr>
<tr><td class="h"><a name="33"></a>33</td><td class="c1">2</td><td class="c1"><span title="Avg 850ns">2µs</span></td><td></td><td></td><td class="s">    for ($::{$pack}) {</td></tr>
<tr><td class="h"><a name="34"></a>34</td><td class="c1">2</td><td class="c0"><span title="Avg 1µs">2µs</span></td><td></td><td></td><td class="s">        return unless ref \$_ eq 'GLOB' &amp;&amp; *$_{HASH} &amp;&amp; exists $$_{$sub};</td></tr>
<tr><td class="h"><a name="35"></a>35</td><td class="c1">2</td><td class="c3"><span title="Avg 300ns">600ns</span></td><td></td><td></td><td class="s">        for ($$_{$sub}) {</td></tr>
<tr><td class="h"><a name="36"></a>36</td><td class="c1">2</td><td class="c0"><span title="Avg 3µs">7µs</span></td><td></td><td></td><td class="s">            return ref \$_ eq 'GLOB' ? *$_{CODE} : undef</td></tr>
<tr><td class="h"><a name="37"></a>37</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="38"></a>38</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="39"></a>39</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="40"></a>40</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="41"></a>41</td><td></td><td></td><td></td><td></td><td class="s"># UTF8_REGEXP_PROBLEM is a compile-time constant indicating whether Carp</td></tr>
<tr><td class="h"><a name="42"></a>42</td><td></td><td></td><td></td><td></td><td class="s"># must avoid applying a regular expression to an upgraded (is_utf8)</td></tr>
<tr><td class="h"><a name="43"></a>43</td><td></td><td></td><td></td><td></td><td class="s"># string.  There are multiple problems, on different Perl versions,</td></tr>
<tr><td class="h"><a name="44"></a>44</td><td></td><td></td><td></td><td></td><td class="s"># that require this to be avoided.  All versions prior to 5.13.8 will</td></tr>
<tr><td class="h"><a name="45"></a>45</td><td></td><td></td><td></td><td></td><td class="s"># load utf8_heavy.pl for the swash system, even if the regexp doesn't</td></tr>
<tr><td class="h"><a name="46"></a>46</td><td></td><td></td><td></td><td></td><td class="s"># use character classes.  Perl 5.6 and Perls [5.11.2, 5.13.11) exhibit</td></tr>
<tr><td class="h"><a name="47"></a>47</td><td></td><td></td><td></td><td></td><td class="s"># specific problems when Carp is being invoked in the aftermath of a</td></tr>
<tr><td class="h"><a name="48"></a>48</td><td></td><td></td><td></td><td></td><td class="s"># syntax error.</td></tr>
<tr><td class="h"><a name="49"></a>49</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 4µs within Carp::BEGIN@49 which was called:
#    once (4µs+0s) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#55">line 55</a></div></div>BEGIN {</td></tr>
<tr><td class="h"><a name="50"></a>50</td><td class="c3">1</td><td class="c0"><span title="Avg 4µs">4µs</span></td><td></td><td></td><td class="s">    if(&quot;$]&quot; &lt; 5.013011) {</td></tr>
<tr><td class="h"><a name="51"></a>51</td><td></td><td></td><td></td><td></td><td class="s">        *UTF8_REGEXP_PROBLEM = sub () { 1 };</td></tr>
<tr><td class="h"><a name="52"></a>52</td><td></td><td></td><td></td><td></td><td class="s">    } else {</td></tr>
<tr><td class="h"><a name="53"></a>53</td><td class="c3">1</td><td class="c3"><span title="Avg 700ns">700ns</span></td><td></td><td></td><td class="s">        *UTF8_REGEXP_PROBLEM = sub () { 0 };</td></tr>
<tr><td class="h"><a name="54"></a>54</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="55"></a>55</td><td class="c3">1</td><td class="c0"><span title="Avg 45µs">45µs</span></td><td class="c3">1</td><td class="c3">4µs</td><td class="s">}<div class="calls"><div class="calls_out"># spent     4µs making 1 call to <a href="Carp-pm-15-line.html#49">Carp::BEGIN@49</a></div></div></td></tr>
<tr><td class="h"><a name="56"></a>56</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="57"></a>57</td><td></td><td></td><td></td><td></td><td class="s"># is_utf8() is essentially the utf8::is_utf8() function, which indicates</td></tr>
<tr><td class="h"><a name="58"></a>58</td><td></td><td></td><td></td><td></td><td class="s"># whether a string is represented in the upgraded form (using UTF-8</td></tr>
<tr><td class="h"><a name="59"></a>59</td><td></td><td></td><td></td><td></td><td class="s"># internally).  As utf8::is_utf8() is only available from Perl 5.8</td></tr>
<tr><td class="h"><a name="60"></a>60</td><td></td><td></td><td></td><td></td><td class="s"># onwards, extra effort is required here to make it work on Perl 5.6.</td></tr>
<tr><td class="h"><a name="61"></a>61</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 11µs (5+6) within Carp::BEGIN@61 which was called:
#    once (5µs+6µs) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#68">line 68</a></div></div>BEGIN {</td></tr>
<tr><td class="h"><a name="62"></a>62</td><td class="c3">1</td><td class="c0"><span title="Avg 3µs">3µs</span></td><td class="c3">1</td><td class="c3">6µs</td><td class="s">    if(defined(my $sub = _fetch_sub utf8 =&gt; 'is_utf8')) {<div class="calls"><div class="calls_out">    # spent     6µs making 1 call to <a href="Carp-pm-15-line.html#28">Carp::_fetch_sub</a></div></div></td></tr>
<tr><td class="h"><a name="63"></a>63</td><td></td><td></td><td></td><td></td><td class="s">        *is_utf8 = $sub;</td></tr>
<tr><td class="h"><a name="64"></a>64</td><td></td><td></td><td></td><td></td><td class="s">    } else {</td></tr>
<tr><td class="h"><a name="65"></a>65</td><td></td><td></td><td></td><td></td><td class="s">        # black magic for perl 5.6</td></tr>
<tr><td class="h"><a name="66"></a>66</td><td></td><td></td><td></td><td></td><td class="s">        *is_utf8 = sub { unpack(&quot;C&quot;, &quot;\xaa&quot;.$_[0]) != 170 };</td></tr>
<tr><td class="h"><a name="67"></a>67</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="68"></a>68</td><td class="c3">1</td><td class="c0"><span title="Avg 70µs">70µs</span></td><td class="c3">1</td><td class="c3">11µs</td><td class="s">}<div class="calls"><div class="calls_out"># spent    11µs making 1 call to <a href="Carp-pm-15-line.html#61">Carp::BEGIN@61</a></div></div></td></tr>
<tr><td class="h"><a name="69"></a>69</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="70"></a>70</td><td></td><td></td><td></td><td></td><td class="s"># The downgrade() function defined here is to be used for attempts to</td></tr>
<tr><td class="h"><a name="71"></a>71</td><td></td><td></td><td></td><td></td><td class="s"># downgrade where it is acceptable to fail.  It must be called with a</td></tr>
<tr><td class="h"><a name="72"></a>72</td><td></td><td></td><td></td><td></td><td class="s"># second argument that is a true value.</td></tr>
<tr><td class="h"><a name="73"></a>73</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 8µs (5+3) within Carp::BEGIN@73 which was called:
#    once (5µs+3µs) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#88">line 88</a></div></div>BEGIN {</td></tr>
<tr><td class="h"><a name="74"></a>74</td><td class="c3">1</td><td class="c0"><span title="Avg 3µs">3µs</span></td><td class="c3">1</td><td class="c3">3µs</td><td class="s">    if(defined(my $sub = _fetch_sub utf8 =&gt; 'downgrade')) {<div class="calls"><div class="calls_out">    # spent     3µs making 1 call to <a href="Carp-pm-15-line.html#28">Carp::_fetch_sub</a></div></div></td></tr>
<tr><td class="h"><a name="75"></a>75</td><td></td><td></td><td></td><td></td><td class="s">        *downgrade = \&amp;{&quot;utf8::downgrade&quot;};</td></tr>
<tr><td class="h"><a name="76"></a>76</td><td></td><td></td><td></td><td></td><td class="s">    } else {</td></tr>
<tr><td class="h"><a name="77"></a>77</td><td></td><td></td><td></td><td></td><td class="s">        *downgrade = sub {</td></tr>
<tr><td class="h"><a name="78"></a>78</td><td></td><td></td><td></td><td></td><td class="s">            my $r = &quot;&quot;;</td></tr>
<tr><td class="h"><a name="79"></a>79</td><td></td><td></td><td></td><td></td><td class="s">            my $l = length($_[0]);</td></tr>
<tr><td class="h"><a name="80"></a>80</td><td></td><td></td><td></td><td></td><td class="s">            for(my $i = 0; $i != $l; $i++) {</td></tr>
<tr><td class="h"><a name="81"></a>81</td><td></td><td></td><td></td><td></td><td class="s">                my $o = ord(substr($_[0], $i, 1));</td></tr>
<tr><td class="h"><a name="82"></a>82</td><td></td><td></td><td></td><td></td><td class="s">                return if $o &gt; 255;</td></tr>
<tr><td class="h"><a name="83"></a>83</td><td></td><td></td><td></td><td></td><td class="s">                $r .= chr($o);</td></tr>
<tr><td class="h"><a name="84"></a>84</td><td></td><td></td><td></td><td></td><td class="s">            }</td></tr>
<tr><td class="h"><a name="85"></a>85</td><td></td><td></td><td></td><td></td><td class="s">            $_[0] = $r;</td></tr>
<tr><td class="h"><a name="86"></a>86</td><td></td><td></td><td></td><td></td><td class="s">        };</td></tr>
<tr><td class="h"><a name="87"></a>87</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="88"></a>88</td><td class="c3">1</td><td class="c0"><span title="Avg 114µs">114µs</span></td><td class="c3">1</td><td class="c3">8µs</td><td class="s">}<div class="calls"><div class="calls_out"># spent     8µs making 1 call to <a href="Carp-pm-15-line.html#73">Carp::BEGIN@73</a></div></div></td></tr>
<tr><td class="h"><a name="89"></a>89</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="90"></a>90</td><td class="c3">1</td><td class="c3"><span title="Avg 200ns">200ns</span></td><td></td><td></td><td class="s">our $VERSION = '1.3301';</td></tr>
<tr><td class="h"><a name="91"></a>91</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="92"></a>92</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our $MaxEvalLen = 0;</td></tr>
<tr><td class="h"><a name="93"></a>93</td><td class="c3">1</td><td class="c3"><span title="Avg 0s">0s</span></td><td></td><td></td><td class="s">our $Verbose    = 0;</td></tr>
<tr><td class="h"><a name="94"></a>94</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our $CarpLevel  = 0;</td></tr>
<tr><td class="h"><a name="95"></a>95</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our $MaxArgLen  = 64;    # How much of each argument to print. 0 = all.</td></tr>
<tr><td class="h"><a name="96"></a>96</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our $MaxArgNums = 8;     # How many arguments to print. 0 = all.</td></tr>
<tr><td class="h"><a name="97"></a>97</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our $RefArgFormatter = undef; # allow caller to format reference arguments</td></tr>
<tr><td class="h"><a name="98"></a>98</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="99"></a>99</td><td class="c3">1</td><td class="c3"><span title="Avg 300ns">300ns</span></td><td></td><td></td><td class="s">require Exporter;</td></tr>
<tr><td class="h"><a name="100"></a>100</td><td class="c3">1</td><td class="c0"><span title="Avg 4µs">4µs</span></td><td></td><td></td><td class="s">our @ISA       = ('Exporter');</td></tr>
<tr><td class="h"><a name="101"></a>101</td><td class="c3">1</td><td class="c3"><span title="Avg 600ns">600ns</span></td><td></td><td></td><td class="s">our @EXPORT    = qw(confess croak carp);</td></tr>
<tr><td class="h"><a name="102"></a>102</td><td class="c3">1</td><td class="c3"><span title="Avg 400ns">400ns</span></td><td></td><td></td><td class="s">our @EXPORT_OK = qw(cluck verbose longmess shortmess);</td></tr>
<tr><td class="h"><a name="103"></a>103</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our @EXPORT_FAIL = qw(verbose);    # hook to enable verbose mode</td></tr>
<tr><td class="h"><a name="104"></a>104</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="105"></a>105</td><td></td><td></td><td></td><td></td><td class="s"># The members of %Internal are packages that are internal to perl.</td></tr>
<tr><td class="h"><a name="106"></a>106</td><td></td><td></td><td></td><td></td><td class="s"># Carp will not report errors from within these packages if it</td></tr>
<tr><td class="h"><a name="107"></a>107</td><td></td><td></td><td></td><td></td><td class="s"># can.  The members of %CarpInternal are internal to Perl's warning</td></tr>
<tr><td class="h"><a name="108"></a>108</td><td></td><td></td><td></td><td></td><td class="s"># system.  Carp will not report errors from within these packages</td></tr>
<tr><td class="h"><a name="109"></a>109</td><td></td><td></td><td></td><td></td><td class="s"># either, and will not report calls *to* these packages for carp and</td></tr>
<tr><td class="h"><a name="110"></a>110</td><td></td><td></td><td></td><td></td><td class="s"># croak.  They replace $CarpLevel, which is deprecated.    The</td></tr>
<tr><td class="h"><a name="111"></a>111</td><td></td><td></td><td></td><td></td><td class="s"># $Max(EvalLen|(Arg(Len|Nums)) variables are used to specify how the eval</td></tr>
<tr><td class="h"><a name="112"></a>112</td><td></td><td></td><td></td><td></td><td class="s"># text and function arguments should be formatted when printed.</td></tr>
<tr><td class="h"><a name="113"></a>113</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="114"></a>114</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our %CarpInternal;</td></tr>
<tr><td class="h"><a name="115"></a>115</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our %Internal;</td></tr>
<tr><td class="h"><a name="116"></a>116</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="117"></a>117</td><td></td><td></td><td></td><td></td><td class="s"># disable these by default, so they can live w/o require Carp</td></tr>
<tr><td class="h"><a name="118"></a>118</td><td class="c3">1</td><td class="c3"><span title="Avg 600ns">600ns</span></td><td></td><td></td><td class="s">$CarpInternal{Carp}++;</td></tr>
<tr><td class="h"><a name="119"></a>119</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">$CarpInternal{warnings}++;</td></tr>
<tr><td class="h"><a name="120"></a>120</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">$Internal{Exporter}++;</td></tr>
<tr><td class="h"><a name="121"></a>121</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">$Internal{'Exporter::Heavy'}++;</td></tr>
<tr><td class="h"><a name="122"></a>122</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="123"></a>123</td><td></td><td></td><td></td><td></td><td class="s"># if the caller specifies verbose usage (&quot;perl -MCarp=verbose script.pl&quot;)</td></tr>
<tr><td class="h"><a name="124"></a>124</td><td></td><td></td><td></td><td></td><td class="s"># then the following method will be called by the Exporter which knows</td></tr>
<tr><td class="h"><a name="125"></a>125</td><td></td><td></td><td></td><td></td><td class="s"># to do this thanks to @EXPORT_FAIL, above.  $_[1] will contain the word</td></tr>
<tr><td class="h"><a name="126"></a>126</td><td></td><td></td><td></td><td></td><td class="s"># 'verbose'.</td></tr>
<tr><td class="h"><a name="127"></a>127</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="128"></a>128</td><td></td><td></td><td></td><td></td><td class="s">sub export_fail { shift; $Verbose = shift if $_[0] eq 'verbose'; @_ }</td></tr>
<tr><td class="h"><a name="129"></a>129</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="130"></a>130</td><td></td><td></td><td></td><td></td><td class="s">sub _cgc {</td></tr>
<tr><td class="h"><a name="131"></a>131</td><td class="c1">2</td><td class="c0"><span title="Avg 96µs">192µs</span></td><td class="c1">2</td><td class="c0">22µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 13µs (5+8) within Carp::BEGIN@131 which was called:
#    once (5µs+8µs) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#131">line 131</a></div></div>    no strict 'refs';<div class="calls"><div class="calls_out">    # spent    13µs making 1 call to <a href="Carp-pm-15-line.html#131">Carp::BEGIN@131</a>
    # spent     8µs making 1 call to <a href="strict-pm-3-line.html#47">strict::unimport</a></div></div></td></tr>
<tr><td class="h"><a name="132"></a>132</td><td></td><td></td><td></td><td></td><td class="s">    return \&amp;{&quot;CORE::GLOBAL::caller&quot;} if defined &amp;{&quot;CORE::GLOBAL::caller&quot;};</td></tr>
<tr><td class="h"><a name="133"></a>133</td><td></td><td></td><td></td><td></td><td class="s">    return;</td></tr>
<tr><td class="h"><a name="134"></a>134</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="135"></a>135</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="136"></a>136</td><td></td><td></td><td></td><td></td><td class="s">sub longmess {</td></tr>
<tr><td class="h"><a name="137"></a>137</td><td></td><td></td><td></td><td></td><td class="s">    local($!, $^E);</td></tr>
<tr><td class="h"><a name="138"></a>138</td><td></td><td></td><td></td><td></td><td class="s">    # Icky backwards compatibility wrapper. :-(</td></tr>
<tr><td class="h"><a name="139"></a>139</td><td></td><td></td><td></td><td></td><td class="s">    #</td></tr>
<tr><td class="h"><a name="140"></a>140</td><td></td><td></td><td></td><td></td><td class="s">    # The story is that the original implementation hard-coded the</td></tr>
<tr><td class="h"><a name="141"></a>141</td><td></td><td></td><td></td><td></td><td class="s">    # number of call levels to go back, so calls to longmess were off</td></tr>
<tr><td class="h"><a name="142"></a>142</td><td></td><td></td><td></td><td></td><td class="s">    # by one.  Other code began calling longmess and expecting this</td></tr>
<tr><td class="h"><a name="143"></a>143</td><td></td><td></td><td></td><td></td><td class="s">    # behaviour, so the replacement has to emulate that behaviour.</td></tr>
<tr><td class="h"><a name="144"></a>144</td><td></td><td></td><td></td><td></td><td class="s">    my $cgc = _cgc();</td></tr>
<tr><td class="h"><a name="145"></a>145</td><td></td><td></td><td></td><td></td><td class="s">    my $call_pack = $cgc ? $cgc-&gt;() : caller();</td></tr>
<tr><td class="h"><a name="146"></a>146</td><td></td><td></td><td></td><td></td><td class="s">    if ( $Internal{$call_pack} or $CarpInternal{$call_pack} ) {</td></tr>
<tr><td class="h"><a name="147"></a>147</td><td></td><td></td><td></td><td></td><td class="s">        return longmess_heavy(@_);</td></tr>
<tr><td class="h"><a name="148"></a>148</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="149"></a>149</td><td></td><td></td><td></td><td></td><td class="s">    else {</td></tr>
<tr><td class="h"><a name="150"></a>150</td><td></td><td></td><td></td><td></td><td class="s">        local $CarpLevel = $CarpLevel + 1;</td></tr>
<tr><td class="h"><a name="151"></a>151</td><td></td><td></td><td></td><td></td><td class="s">        return longmess_heavy(@_);</td></tr>
<tr><td class="h"><a name="152"></a>152</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="153"></a>153</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="154"></a>154</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="155"></a>155</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our @CARP_NOT;</td></tr>
<tr><td class="h"><a name="156"></a>156</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="157"></a>157</td><td></td><td></td><td></td><td></td><td class="s">sub shortmess {</td></tr>
<tr><td class="h"><a name="158"></a>158</td><td></td><td></td><td></td><td></td><td class="s">    local($!, $^E);</td></tr>
<tr><td class="h"><a name="159"></a>159</td><td></td><td></td><td></td><td></td><td class="s">    my $cgc = _cgc();</td></tr>
<tr><td class="h"><a name="160"></a>160</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="161"></a>161</td><td></td><td></td><td></td><td></td><td class="s">    # Icky backwards compatibility wrapper. :-(</td></tr>
<tr><td class="h"><a name="162"></a>162</td><td></td><td></td><td></td><td></td><td class="s">    local @CARP_NOT = $cgc ? $cgc-&gt;() : caller();</td></tr>
<tr><td class="h"><a name="163"></a>163</td><td></td><td></td><td></td><td></td><td class="s">    shortmess_heavy(@_);</td></tr>
<tr><td class="h"><a name="164"></a>164</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="165"></a>165</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="166"></a>166</td><td></td><td></td><td></td><td></td><td class="s">sub croak   { die shortmess @_ }</td></tr>
<tr><td class="h"><a name="167"></a>167</td><td></td><td></td><td></td><td></td><td class="s">sub confess { die longmess @_ }</td></tr>
<tr><td class="h"><a name="168"></a>168</td><td></td><td></td><td></td><td></td><td class="s">sub carp    { warn shortmess @_ }</td></tr>
<tr><td class="h"><a name="169"></a>169</td><td></td><td></td><td></td><td></td><td class="s">sub cluck   { warn longmess @_ }</td></tr>
<tr><td class="h"><a name="170"></a>170</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="171"></a>171</td><td></td><td></td><td></td><td></td><td class="s"><div class="calls"><div class="calls_in"># spent 4µs within Carp::BEGIN@171 which was called:
#    once (4µs+0s) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#178">line 178</a></div></div>BEGIN {</td></tr>
<tr><td class="h"><a name="172"></a>172</td><td class="c3">1</td><td class="c0"><span title="Avg 4µs">4µs</span></td><td></td><td></td><td class="s">    if(&quot;$]&quot; &gt;= 5.015002 || (&quot;$]&quot; &gt;= 5.014002 &amp;&amp; &quot;$]&quot; &lt; 5.015) ||</td></tr>
<tr><td class="h"><a name="173"></a>173</td><td></td><td></td><td></td><td></td><td class="s">            (&quot;$]&quot; &gt;= 5.012005 &amp;&amp; &quot;$]&quot; &lt; 5.013)) {</td></tr>
<tr><td class="h"><a name="174"></a>174</td><td></td><td></td><td></td><td></td><td class="s">        *CALLER_OVERRIDE_CHECK_OK = sub () { 1 };</td></tr>
<tr><td class="h"><a name="175"></a>175</td><td></td><td></td><td></td><td></td><td class="s">    } else {</td></tr>
<tr><td class="h"><a name="176"></a>176</td><td></td><td></td><td></td><td></td><td class="s">        *CALLER_OVERRIDE_CHECK_OK = sub () { 0 };</td></tr>
<tr><td class="h"><a name="177"></a>177</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="178"></a>178</td><td class="c3">1</td><td class="c0"><span title="Avg 1.40ms">1.40ms</span></td><td class="c3">1</td><td class="c3">4µs</td><td class="s">}<div class="calls"><div class="calls_out"># spent     4µs making 1 call to <a href="Carp-pm-15-line.html#171">Carp::BEGIN@171</a></div></div></td></tr>
<tr><td class="h"><a name="179"></a>179</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="180"></a>180</td><td></td><td></td><td></td><td></td><td class="s">sub caller_info {</td></tr>
<tr><td class="h"><a name="181"></a>181</td><td></td><td></td><td></td><td></td><td class="s">    my $i = shift(@_) + 1;</td></tr>
<tr><td class="h"><a name="182"></a>182</td><td></td><td></td><td></td><td></td><td class="s">    my %call_info;</td></tr>
<tr><td class="h"><a name="183"></a>183</td><td></td><td></td><td></td><td></td><td class="s">    my $cgc = _cgc();</td></tr>
<tr><td class="h"><a name="184"></a>184</td><td></td><td></td><td></td><td></td><td class="s">    {</td></tr>
<tr><td class="h"><a name="185"></a>185</td><td></td><td></td><td></td><td></td><td class="s">        # Some things override caller() but forget to implement the</td></tr>
<tr><td class="h"><a name="186"></a>186</td><td></td><td></td><td></td><td></td><td class="s">        # @DB::args part of it, which we need.  We check for this by</td></tr>
<tr><td class="h"><a name="187"></a>187</td><td></td><td></td><td></td><td></td><td class="s">        # pre-populating @DB::args with a sentinel which no-one else</td></tr>
<tr><td class="h"><a name="188"></a>188</td><td></td><td></td><td></td><td></td><td class="s">        # has the address of, so that we can detect whether @DB::args</td></tr>
<tr><td class="h"><a name="189"></a>189</td><td></td><td></td><td></td><td></td><td class="s">        # has been properly populated.  However, on earlier versions</td></tr>
<tr><td class="h"><a name="190"></a>190</td><td></td><td></td><td></td><td></td><td class="s">        # of perl this check tickles a bug in CORE::caller() which</td></tr>
<tr><td class="h"><a name="191"></a>191</td><td></td><td></td><td></td><td></td><td class="s">        # leaks memory.  So we only check on fixed perls.</td></tr>
<tr><td class="h"><a name="192"></a>192</td><td></td><td></td><td></td><td></td><td class="s">        @DB::args = \$i if CALLER_OVERRIDE_CHECK_OK;</td></tr>
<tr><td class="h"><a name="193"></a>193</td><td></td><td></td><td></td><td></td><td class="s">        package DB;</td></tr>
<tr><td class="h"><a name="194"></a>194</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="- -"></a>- -</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="199"></a>199</td><td></td><td></td><td></td><td></td><td class="s">    unless ( defined $call_info{file} ) {</td></tr>
<tr><td class="h"><a name="200"></a>200</td><td></td><td></td><td></td><td></td><td class="s">        return ();</td></tr>
<tr><td class="h"><a name="201"></a>201</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="202"></a>202</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="203"></a>203</td><td></td><td></td><td></td><td></td><td class="s">    my $sub_name = Carp::get_subname( \%call_info );</td></tr>
<tr><td class="h"><a name="204"></a>204</td><td></td><td></td><td></td><td></td><td class="s">    if ( $call_info{has_args} ) {</td></tr>
<tr><td class="h"><a name="205"></a>205</td><td></td><td></td><td></td><td></td><td class="s">        my @args;</td></tr>
<tr><td class="h"><a name="206"></a>206</td><td></td><td></td><td></td><td></td><td class="s">        if (CALLER_OVERRIDE_CHECK_OK &amp;&amp; @DB::args == 1</td></tr>
<tr><td class="h"><a name="207"></a>207</td><td></td><td></td><td></td><td></td><td class="s">            &amp;&amp; ref $DB::args[0] eq ref \$i</td></tr>
<tr><td class="h"><a name="208"></a>208</td><td></td><td></td><td></td><td></td><td class="s">            &amp;&amp; $DB::args[0] == \$i ) {</td></tr>
<tr><td class="h"><a name="209"></a>209</td><td></td><td></td><td></td><td></td><td class="s">            @DB::args = ();    # Don't let anyone see the address of $i</td></tr>
<tr><td class="h"><a name="210"></a>210</td><td></td><td></td><td></td><td></td><td class="s">            local $@;</td></tr>
<tr><td class="h"><a name="211"></a>211</td><td></td><td></td><td></td><td></td><td class="s">            my $where = eval {</td></tr>
<tr><td class="h"><a name="212"></a>212</td><td></td><td></td><td></td><td></td><td class="s">                my $func    = $cgc or return '';</td></tr>
<tr><td class="h"><a name="213"></a>213</td><td></td><td></td><td></td><td></td><td class="s">                my $gv      =</td></tr>
<tr><td class="h"><a name="214"></a>214</td><td></td><td></td><td></td><td></td><td class="s">                    (_fetch_sub B =&gt; 'svref_2object' or return '')</td></tr>
<tr><td class="h"><a name="215"></a>215</td><td></td><td></td><td></td><td></td><td class="s">                        -&gt;($func)-&gt;GV;</td></tr>
<tr><td class="h"><a name="216"></a>216</td><td></td><td></td><td></td><td></td><td class="s">                my $package = $gv-&gt;STASH-&gt;NAME;</td></tr>
<tr><td class="h"><a name="217"></a>217</td><td></td><td></td><td></td><td></td><td class="s">                my $subname = $gv-&gt;NAME;</td></tr>
<tr><td class="h"><a name="218"></a>218</td><td></td><td></td><td></td><td></td><td class="s">                return unless defined $package &amp;&amp; defined $subname;</td></tr>
<tr><td class="h"><a name="219"></a>219</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="220"></a>220</td><td></td><td></td><td></td><td></td><td class="s">                # returning CORE::GLOBAL::caller isn't useful for tracing the cause:</td></tr>
<tr><td class="h"><a name="221"></a>221</td><td></td><td></td><td></td><td></td><td class="s">                return if $package eq 'CORE::GLOBAL' &amp;&amp; $subname eq 'caller';</td></tr>
<tr><td class="h"><a name="222"></a>222</td><td></td><td></td><td></td><td></td><td class="s">                &quot; in &amp;${package}::$subname&quot;;</td></tr>
<tr><td class="h"><a name="223"></a>223</td><td></td><td></td><td></td><td></td><td class="s">            } || '';</td></tr>
<tr><td class="h"><a name="224"></a>224</td><td></td><td></td><td></td><td></td><td class="s">            @args</td></tr>
<tr><td class="h"><a name="225"></a>225</td><td></td><td></td><td></td><td></td><td class="s">                = &quot;** Incomplete caller override detected$where; \@DB::args were not set **&quot;;</td></tr>
<tr><td class="h"><a name="226"></a>226</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="227"></a>227</td><td></td><td></td><td></td><td></td><td class="s">        else {</td></tr>
<tr><td class="h"><a name="228"></a>228</td><td></td><td></td><td></td><td></td><td class="s">            @args = @DB::args;</td></tr>
<tr><td class="h"><a name="229"></a>229</td><td></td><td></td><td></td><td></td><td class="s">            my $overflow;</td></tr>
<tr><td class="h"><a name="230"></a>230</td><td></td><td></td><td></td><td></td><td class="s">            if ( $MaxArgNums and @args &gt; $MaxArgNums )</td></tr>
<tr><td class="h"><a name="231"></a>231</td><td></td><td></td><td></td><td></td><td class="s">            {    # More than we want to show?</td></tr>
<tr><td class="h"><a name="232"></a>232</td><td></td><td></td><td></td><td></td><td class="s">                $#args = $MaxArgNums;</td></tr>
<tr><td class="h"><a name="233"></a>233</td><td></td><td></td><td></td><td></td><td class="s">                $overflow = 1;</td></tr>
<tr><td class="h"><a name="234"></a>234</td><td></td><td></td><td></td><td></td><td class="s">            }</td></tr>
<tr><td class="h"><a name="235"></a>235</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="236"></a>236</td><td></td><td></td><td></td><td></td><td class="s">            @args = map { Carp::format_arg($_) } @args;</td></tr>
<tr><td class="h"><a name="237"></a>237</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="238"></a>238</td><td></td><td></td><td></td><td></td><td class="s">            if ($overflow) {</td></tr>
<tr><td class="h"><a name="239"></a>239</td><td></td><td></td><td></td><td></td><td class="s">                push @args, '...';</td></tr>
<tr><td class="h"><a name="240"></a>240</td><td></td><td></td><td></td><td></td><td class="s">            }</td></tr>
<tr><td class="h"><a name="241"></a>241</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="242"></a>242</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="243"></a>243</td><td></td><td></td><td></td><td></td><td class="s">        # Push the args onto the subroutine</td></tr>
<tr><td class="h"><a name="244"></a>244</td><td></td><td></td><td></td><td></td><td class="s">        $sub_name .= '(' . join( ', ', @args ) . ')';</td></tr>
<tr><td class="h"><a name="245"></a>245</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="246"></a>246</td><td></td><td></td><td></td><td></td><td class="s">    $call_info{sub_name} = $sub_name;</td></tr>
<tr><td class="h"><a name="247"></a>247</td><td></td><td></td><td></td><td></td><td class="s">    return wantarray() ? %call_info : \%call_info;</td></tr>
<tr><td class="h"><a name="248"></a>248</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="249"></a>249</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="250"></a>250</td><td></td><td></td><td></td><td></td><td class="s"># Transform an argument to a function into a string.</td></tr>
<tr><td class="h"><a name="251"></a>251</td><td class="c3">1</td><td class="c3"><span title="Avg 100ns">100ns</span></td><td></td><td></td><td class="s">our $in_recurse;</td></tr>
<tr><td class="h"><a name="252"></a>252</td><td></td><td></td><td></td><td></td><td class="s">sub format_arg {</td></tr>
<tr><td class="h"><a name="253"></a>253</td><td></td><td></td><td></td><td></td><td class="s">    my $arg = shift;</td></tr>
<tr><td class="h"><a name="254"></a>254</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="255"></a>255</td><td></td><td></td><td></td><td></td><td class="s">    if ( ref($arg) ) {</td></tr>
<tr><td class="h"><a name="256"></a>256</td><td></td><td></td><td></td><td></td><td class="s">         # legitimate, let's not leak it.</td></tr>
<tr><td class="h"><a name="257"></a>257</td><td></td><td></td><td></td><td></td><td class="s">        if (!$in_recurse &amp;&amp;</td></tr>
<tr><td class="h"><a name="258"></a>258</td><td></td><td></td><td></td><td></td><td class="s">            do {</td></tr>
<tr><td class="h"><a name="259"></a>259</td><td></td><td></td><td></td><td></td><td class="s">                local $@;</td></tr>
<tr><td class="h"><a name="260"></a>260</td><td></td><td></td><td></td><td></td><td class="s">                local $in_recurse = 1;</td></tr>
<tr><td class="h"><a name="261"></a>261</td><td></td><td></td><td></td><td></td><td class="s">                local $SIG{__DIE__} = sub{};</td></tr>
<tr><td class="h"><a name="262"></a>262</td><td></td><td></td><td></td><td></td><td class="s">                eval {$arg-&gt;can('CARP_TRACE') }</td></tr>
<tr><td class="h"><a name="263"></a>263</td><td></td><td></td><td></td><td></td><td class="s">            })</td></tr>
<tr><td class="h"><a name="264"></a>264</td><td></td><td></td><td></td><td></td><td class="s">        {</td></tr>
<tr><td class="h"><a name="265"></a>265</td><td></td><td></td><td></td><td></td><td class="s">            return $arg-&gt;CARP_TRACE();</td></tr>
<tr><td class="h"><a name="266"></a>266</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="267"></a>267</td><td></td><td></td><td></td><td></td><td class="s">        elsif (!$in_recurse &amp;&amp;</td></tr>
<tr><td class="h"><a name="268"></a>268</td><td></td><td></td><td></td><td></td><td class="s">               defined($RefArgFormatter) &amp;&amp;</td></tr>
<tr><td class="h"><a name="269"></a>269</td><td></td><td></td><td></td><td></td><td class="s">               do {</td></tr>
<tr><td class="h"><a name="270"></a>270</td><td></td><td></td><td></td><td></td><td class="s">                local $@;</td></tr>
<tr><td class="h"><a name="271"></a>271</td><td></td><td></td><td></td><td></td><td class="s">                local $in_recurse = 1;</td></tr>
<tr><td class="h"><a name="272"></a>272</td><td></td><td></td><td></td><td></td><td class="s">                local $SIG{__DIE__} = sub{};</td></tr>
<tr><td class="h"><a name="273"></a>273</td><td></td><td></td><td></td><td></td><td class="s">                eval {$arg = $RefArgFormatter-&gt;($arg); 1}</td></tr>
<tr><td class="h"><a name="274"></a>274</td><td></td><td></td><td></td><td></td><td class="s">                })</td></tr>
<tr><td class="h"><a name="275"></a>275</td><td></td><td></td><td></td><td></td><td class="s">        {</td></tr>
<tr><td class="h"><a name="276"></a>276</td><td></td><td></td><td></td><td></td><td class="s">            return $arg;</td></tr>
<tr><td class="h"><a name="277"></a>277</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="278"></a>278</td><td></td><td></td><td></td><td></td><td class="s">        else</td></tr>
<tr><td class="h"><a name="279"></a>279</td><td></td><td></td><td></td><td></td><td class="s">        {</td></tr>
<tr><td class="h"><a name="280"></a>280</td><td></td><td></td><td></td><td></td><td class="s">            my $sub = _fetch_sub(overload =&gt; 'StrVal');</td></tr>
<tr><td class="h"><a name="281"></a>281</td><td></td><td></td><td></td><td></td><td class="s">            return $sub ? &amp;$sub($arg) : &quot;$arg&quot;;</td></tr>
<tr><td class="h"><a name="282"></a>282</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="283"></a>283</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="284"></a>284</td><td></td><td></td><td></td><td></td><td class="s">    return &quot;undef&quot; if !defined($arg);</td></tr>
<tr><td class="h"><a name="285"></a>285</td><td></td><td></td><td></td><td></td><td class="s">    downgrade($arg, 1);</td></tr>
<tr><td class="h"><a name="286"></a>286</td><td></td><td></td><td></td><td></td><td class="s">    return $arg if !(UTF8_REGEXP_PROBLEM &amp;&amp; is_utf8($arg)) &amp;&amp;</td></tr>
<tr><td class="h"><a name="287"></a>287</td><td></td><td></td><td></td><td></td><td class="s">            $arg =~ /\A-?[0-9]+(?:\.[0-9]*)?(?:[eE][-+]?[0-9]+)?\z/;</td></tr>
<tr><td class="h"><a name="288"></a>288</td><td></td><td></td><td></td><td></td><td class="s">    my $suffix = &quot;&quot;;</td></tr>
<tr><td class="h"><a name="289"></a>289</td><td></td><td></td><td></td><td></td><td class="s">    if ( 2 &lt; $MaxArgLen and $MaxArgLen &lt; length($arg) ) {</td></tr>
<tr><td class="h"><a name="290"></a>290</td><td></td><td></td><td></td><td></td><td class="s">        substr ( $arg, $MaxArgLen - 3 ) = &quot;&quot;;</td></tr>
<tr><td class="h"><a name="291"></a>291</td><td></td><td></td><td></td><td></td><td class="s">        $suffix = &quot;...&quot;;</td></tr>
<tr><td class="h"><a name="292"></a>292</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="293"></a>293</td><td></td><td></td><td></td><td></td><td class="s">    if(UTF8_REGEXP_PROBLEM &amp;&amp; is_utf8($arg)) {</td></tr>
<tr><td class="h"><a name="294"></a>294</td><td></td><td></td><td></td><td></td><td class="s">        for(my $i = length($arg); $i--; ) {</td></tr>
<tr><td class="h"><a name="295"></a>295</td><td></td><td></td><td></td><td></td><td class="s">            my $c = substr($arg, $i, 1);</td></tr>
<tr><td class="h"><a name="296"></a>296</td><td></td><td></td><td></td><td></td><td class="s">            my $x = substr($arg, 0, 0);   # work around bug on Perl 5.8.{1,2}</td></tr>
<tr><td class="h"><a name="297"></a>297</td><td></td><td></td><td></td><td></td><td class="s">            if($c eq &quot;\&quot;&quot; || $c eq &quot;\\&quot; || $c eq &quot;\$&quot; || $c eq &quot;\@&quot;) {</td></tr>
<tr><td class="h"><a name="298"></a>298</td><td></td><td></td><td></td><td></td><td class="s">                substr $arg, $i, 0, &quot;\\&quot;;</td></tr>
<tr><td class="h"><a name="299"></a>299</td><td></td><td></td><td></td><td></td><td class="s">                next;</td></tr>
<tr><td class="h"><a name="300"></a>300</td><td></td><td></td><td></td><td></td><td class="s">            }</td></tr>
<tr><td class="h"><a name="301"></a>301</td><td></td><td></td><td></td><td></td><td class="s">            my $o = ord($c);</td></tr>
<tr><td class="h"><a name="302"></a>302</td><td></td><td></td><td></td><td></td><td class="s">            substr $arg, $i, 1, sprintf(&quot;\\x{%x}&quot;, $o)</td></tr>
<tr><td class="h"><a name="303"></a>303</td><td></td><td></td><td></td><td></td><td class="s">                if $o &lt; 0x20 || $o &gt; 0x7f;</td></tr>
<tr><td class="h"><a name="304"></a>304</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="305"></a>305</td><td></td><td></td><td></td><td></td><td class="s">    } else {</td></tr>
<tr><td class="h"><a name="306"></a>306</td><td></td><td></td><td></td><td></td><td class="s">        $arg =~ s/([\&quot;\\\$\@])/\\$1/g;</td></tr>
<tr><td class="h"><a name="307"></a>307</td><td></td><td></td><td></td><td></td><td class="s">        $arg =~ s/([^ -~])/sprintf(&quot;\\x{%x}&quot;,ord($1))/eg;</td></tr>
<tr><td class="h"><a name="308"></a>308</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="309"></a>309</td><td></td><td></td><td></td><td></td><td class="s">    downgrade($arg, 1);</td></tr>
<tr><td class="h"><a name="310"></a>310</td><td></td><td></td><td></td><td></td><td class="s">    return &quot;\&quot;&quot;.$arg.&quot;\&quot;&quot;.$suffix;</td></tr>
<tr><td class="h"><a name="311"></a>311</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="312"></a>312</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="313"></a>313</td><td></td><td></td><td></td><td></td><td class="s">sub Regexp::CARP_TRACE {</td></tr>
<tr><td class="h"><a name="314"></a>314</td><td></td><td></td><td></td><td></td><td class="s">    my $arg = &quot;$_[0]&quot;;</td></tr>
<tr><td class="h"><a name="315"></a>315</td><td></td><td></td><td></td><td></td><td class="s">    downgrade($arg, 1);</td></tr>
<tr><td class="h"><a name="316"></a>316</td><td></td><td></td><td></td><td></td><td class="s">    if(UTF8_REGEXP_PROBLEM &amp;&amp; is_utf8($arg)) {</td></tr>
<tr><td class="h"><a name="317"></a>317</td><td></td><td></td><td></td><td></td><td class="s">        for(my $i = length($arg); $i--; ) {</td></tr>
<tr><td class="h"><a name="318"></a>318</td><td></td><td></td><td></td><td></td><td class="s">            my $o = ord(substr($arg, $i, 1));</td></tr>
<tr><td class="h"><a name="319"></a>319</td><td></td><td></td><td></td><td></td><td class="s">            my $x = substr($arg, 0, 0);   # work around bug on Perl 5.8.{1,2}</td></tr>
<tr><td class="h"><a name="320"></a>320</td><td></td><td></td><td></td><td></td><td class="s">            substr $arg, $i, 1, sprintf(&quot;\\x{%x}&quot;, $o)</td></tr>
<tr><td class="h"><a name="321"></a>321</td><td></td><td></td><td></td><td></td><td class="s">                if $o &lt; 0x20 || $o &gt; 0x7f;</td></tr>
<tr><td class="h"><a name="322"></a>322</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="323"></a>323</td><td></td><td></td><td></td><td></td><td class="s">    } else {</td></tr>
<tr><td class="h"><a name="324"></a>324</td><td></td><td></td><td></td><td></td><td class="s">        $arg =~ s/([^ -~])/sprintf(&quot;\\x{%x}&quot;,ord($1))/eg;</td></tr>
<tr><td class="h"><a name="325"></a>325</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="326"></a>326</td><td></td><td></td><td></td><td></td><td class="s">    downgrade($arg, 1);</td></tr>
<tr><td class="h"><a name="327"></a>327</td><td></td><td></td><td></td><td></td><td class="s">    my $suffix = &quot;&quot;;</td></tr>
<tr><td class="h"><a name="328"></a>328</td><td></td><td></td><td></td><td></td><td class="s">    if($arg =~ /\A\(\?\^?([a-z]*)(?:-[a-z]*)?:(.*)\)\z/s) {</td></tr>
<tr><td class="h"><a name="329"></a>329</td><td></td><td></td><td></td><td></td><td class="s">        ($suffix, $arg) = ($1, $2);</td></tr>
<tr><td class="h"><a name="330"></a>330</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="331"></a>331</td><td></td><td></td><td></td><td></td><td class="s">    if ( 2 &lt; $MaxArgLen and $MaxArgLen &lt; length($arg) ) {</td></tr>
<tr><td class="h"><a name="332"></a>332</td><td></td><td></td><td></td><td></td><td class="s">        substr ( $arg, $MaxArgLen - 3 ) = &quot;&quot;;</td></tr>
<tr><td class="h"><a name="333"></a>333</td><td></td><td></td><td></td><td></td><td class="s">        $suffix = &quot;...&quot;.$suffix;</td></tr>
<tr><td class="h"><a name="334"></a>334</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="335"></a>335</td><td></td><td></td><td></td><td></td><td class="s">    return &quot;qr($arg)$suffix&quot;;</td></tr>
<tr><td class="h"><a name="336"></a>336</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="337"></a>337</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="338"></a>338</td><td></td><td></td><td></td><td></td><td class="s"># Takes an inheritance cache and a package and returns</td></tr>
<tr><td class="h"><a name="339"></a>339</td><td></td><td></td><td></td><td></td><td class="s"># an anon hash of known inheritances and anon array of</td></tr>
<tr><td class="h"><a name="340"></a>340</td><td></td><td></td><td></td><td></td><td class="s"># inheritances which consequences have not been figured</td></tr>
<tr><td class="h"><a name="341"></a>341</td><td></td><td></td><td></td><td></td><td class="s"># for.</td></tr>
<tr><td class="h"><a name="342"></a>342</td><td></td><td></td><td></td><td></td><td class="s">sub get_status {</td></tr>
<tr><td class="h"><a name="343"></a>343</td><td></td><td></td><td></td><td></td><td class="s">    my $cache = shift;</td></tr>
<tr><td class="h"><a name="344"></a>344</td><td></td><td></td><td></td><td></td><td class="s">    my $pkg   = shift;</td></tr>
<tr><td class="h"><a name="345"></a>345</td><td></td><td></td><td></td><td></td><td class="s">    $cache-&gt;{$pkg} ||= [ { $pkg =&gt; $pkg }, [ trusts_directly($pkg) ] ];</td></tr>
<tr><td class="h"><a name="346"></a>346</td><td></td><td></td><td></td><td></td><td class="s">    return @{ $cache-&gt;{$pkg} };</td></tr>
<tr><td class="h"><a name="347"></a>347</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="348"></a>348</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="349"></a>349</td><td></td><td></td><td></td><td></td><td class="s"># Takes the info from caller() and figures out the name of</td></tr>
<tr><td class="h"><a name="350"></a>350</td><td></td><td></td><td></td><td></td><td class="s"># the sub/require/eval</td></tr>
<tr><td class="h"><a name="351"></a>351</td><td></td><td></td><td></td><td></td><td class="s">sub get_subname {</td></tr>
<tr><td class="h"><a name="352"></a>352</td><td></td><td></td><td></td><td></td><td class="s">    my $info = shift;</td></tr>
<tr><td class="h"><a name="353"></a>353</td><td></td><td></td><td></td><td></td><td class="s">    if ( defined( $info-&gt;{evaltext} ) ) {</td></tr>
<tr><td class="h"><a name="354"></a>354</td><td></td><td></td><td></td><td></td><td class="s">        my $eval = $info-&gt;{evaltext};</td></tr>
<tr><td class="h"><a name="355"></a>355</td><td></td><td></td><td></td><td></td><td class="s">        if ( $info-&gt;{is_require} ) {</td></tr>
<tr><td class="h"><a name="356"></a>356</td><td></td><td></td><td></td><td></td><td class="s">            return &quot;require $eval&quot;;</td></tr>
<tr><td class="h"><a name="357"></a>357</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="358"></a>358</td><td></td><td></td><td></td><td></td><td class="s">        else {</td></tr>
<tr><td class="h"><a name="359"></a>359</td><td></td><td></td><td></td><td></td><td class="s">            $eval =~ s/([\\\'])/\\$1/g;</td></tr>
<tr><td class="h"><a name="360"></a>360</td><td></td><td></td><td></td><td></td><td class="s">            return &quot;eval '&quot; . str_len_trim( $eval, $MaxEvalLen ) . &quot;'&quot;;</td></tr>
<tr><td class="h"><a name="361"></a>361</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="362"></a>362</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="363"></a>363</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="364"></a>364</td><td></td><td></td><td></td><td></td><td class="s">    # this can happen on older perls when the sub (or the stash containing it)</td></tr>
<tr><td class="h"><a name="365"></a>365</td><td></td><td></td><td></td><td></td><td class="s">    # has been deleted</td></tr>
<tr><td class="h"><a name="366"></a>366</td><td></td><td></td><td></td><td></td><td class="s">    if ( !defined( $info-&gt;{sub} ) ) {</td></tr>
<tr><td class="h"><a name="367"></a>367</td><td></td><td></td><td></td><td></td><td class="s">        return '__ANON__::__ANON__';</td></tr>
<tr><td class="h"><a name="368"></a>368</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="369"></a>369</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="370"></a>370</td><td></td><td></td><td></td><td></td><td class="s">    return ( $info-&gt;{sub} eq '(eval)' ) ? 'eval {...}' : $info-&gt;{sub};</td></tr>
<tr><td class="h"><a name="371"></a>371</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="372"></a>372</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="373"></a>373</td><td></td><td></td><td></td><td></td><td class="s"># Figures out what call (from the point of view of the caller)</td></tr>
<tr><td class="h"><a name="374"></a>374</td><td></td><td></td><td></td><td></td><td class="s"># the long error backtrace should start at.</td></tr>
<tr><td class="h"><a name="375"></a>375</td><td></td><td></td><td></td><td></td><td class="s">sub long_error_loc {</td></tr>
<tr><td class="h"><a name="376"></a>376</td><td></td><td></td><td></td><td></td><td class="s">    my $i;</td></tr>
<tr><td class="h"><a name="377"></a>377</td><td></td><td></td><td></td><td></td><td class="s">    my $lvl = $CarpLevel;</td></tr>
<tr><td class="h"><a name="378"></a>378</td><td></td><td></td><td></td><td></td><td class="s">    {</td></tr>
<tr><td class="h"><a name="379"></a>379</td><td></td><td></td><td></td><td></td><td class="s">        ++$i;</td></tr>
<tr><td class="h"><a name="380"></a>380</td><td></td><td></td><td></td><td></td><td class="s">        my $cgc = _cgc();</td></tr>
<tr><td class="h"><a name="381"></a>381</td><td></td><td></td><td></td><td></td><td class="s">        my @caller = $cgc ? $cgc-&gt;($i) : caller($i);</td></tr>
<tr><td class="h"><a name="382"></a>382</td><td></td><td></td><td></td><td></td><td class="s">        my $pkg = $caller[0];</td></tr>
<tr><td class="h"><a name="383"></a>383</td><td></td><td></td><td></td><td></td><td class="s">        unless ( defined($pkg) ) {</td></tr>
<tr><td class="h"><a name="384"></a>384</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="385"></a>385</td><td></td><td></td><td></td><td></td><td class="s">            # This *shouldn't* happen.</td></tr>
<tr><td class="h"><a name="386"></a>386</td><td></td><td></td><td></td><td></td><td class="s">            if (%Internal) {</td></tr>
<tr><td class="h"><a name="387"></a>387</td><td></td><td></td><td></td><td></td><td class="s">                local %Internal;</td></tr>
<tr><td class="h"><a name="388"></a>388</td><td></td><td></td><td></td><td></td><td class="s">                $i = long_error_loc();</td></tr>
<tr><td class="h"><a name="389"></a>389</td><td></td><td></td><td></td><td></td><td class="s">                last;</td></tr>
<tr><td class="h"><a name="390"></a>390</td><td></td><td></td><td></td><td></td><td class="s">            }</td></tr>
<tr><td class="h"><a name="391"></a>391</td><td></td><td></td><td></td><td></td><td class="s">            elsif (defined $caller[2]) {</td></tr>
<tr><td class="h"><a name="392"></a>392</td><td></td><td></td><td></td><td></td><td class="s">                # this can happen when the stash has been deleted</td></tr>
<tr><td class="h"><a name="393"></a>393</td><td></td><td></td><td></td><td></td><td class="s">                # in that case, just assume that it's a reasonable place to</td></tr>
<tr><td class="h"><a name="394"></a>394</td><td></td><td></td><td></td><td></td><td class="s">                # stop (the file and line data will still be intact in any</td></tr>
<tr><td class="h"><a name="395"></a>395</td><td></td><td></td><td></td><td></td><td class="s">                # case) - the only issue is that we can't detect if the</td></tr>
<tr><td class="h"><a name="396"></a>396</td><td></td><td></td><td></td><td></td><td class="s">                # deleted package was internal (so don't do that then)</td></tr>
<tr><td class="h"><a name="397"></a>397</td><td></td><td></td><td></td><td></td><td class="s">                # -doy</td></tr>
<tr><td class="h"><a name="398"></a>398</td><td></td><td></td><td></td><td></td><td class="s">                redo unless 0 &gt; --$lvl;</td></tr>
<tr><td class="h"><a name="399"></a>399</td><td></td><td></td><td></td><td></td><td class="s">                last;</td></tr>
<tr><td class="h"><a name="400"></a>400</td><td></td><td></td><td></td><td></td><td class="s">            }</td></tr>
<tr><td class="h"><a name="401"></a>401</td><td></td><td></td><td></td><td></td><td class="s">            else {</td></tr>
<tr><td class="h"><a name="402"></a>402</td><td></td><td></td><td></td><td></td><td class="s">                return 2;</td></tr>
<tr><td class="h"><a name="403"></a>403</td><td></td><td></td><td></td><td></td><td class="s">            }</td></tr>
<tr><td class="h"><a name="404"></a>404</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="405"></a>405</td><td></td><td></td><td></td><td></td><td class="s">        redo if $CarpInternal{$pkg};</td></tr>
<tr><td class="h"><a name="406"></a>406</td><td></td><td></td><td></td><td></td><td class="s">        redo unless 0 &gt; --$lvl;</td></tr>
<tr><td class="h"><a name="407"></a>407</td><td></td><td></td><td></td><td></td><td class="s">        redo if $Internal{$pkg};</td></tr>
<tr><td class="h"><a name="408"></a>408</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="409"></a>409</td><td></td><td></td><td></td><td></td><td class="s">    return $i - 1;</td></tr>
<tr><td class="h"><a name="410"></a>410</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="411"></a>411</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="412"></a>412</td><td></td><td></td><td></td><td></td><td class="s">sub longmess_heavy {</td></tr>
<tr><td class="h"><a name="413"></a>413</td><td></td><td></td><td></td><td></td><td class="s">    return @_ if ref( $_[0] );    # don't break references as exceptions</td></tr>
<tr><td class="h"><a name="414"></a>414</td><td></td><td></td><td></td><td></td><td class="s">    my $i = long_error_loc();</td></tr>
<tr><td class="h"><a name="415"></a>415</td><td></td><td></td><td></td><td></td><td class="s">    return ret_backtrace( $i, @_ );</td></tr>
<tr><td class="h"><a name="416"></a>416</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="417"></a>417</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="418"></a>418</td><td></td><td></td><td></td><td></td><td class="s"># Returns a full stack backtrace starting from where it is</td></tr>
<tr><td class="h"><a name="419"></a>419</td><td></td><td></td><td></td><td></td><td class="s"># told.</td></tr>
<tr><td class="h"><a name="420"></a>420</td><td></td><td></td><td></td><td></td><td class="s">sub ret_backtrace {</td></tr>
<tr><td class="h"><a name="421"></a>421</td><td></td><td></td><td></td><td></td><td class="s">    my ( $i, @error ) = @_;</td></tr>
<tr><td class="h"><a name="422"></a>422</td><td></td><td></td><td></td><td></td><td class="s">    my $mess;</td></tr>
<tr><td class="h"><a name="423"></a>423</td><td></td><td></td><td></td><td></td><td class="s">    my $err = join '', @error;</td></tr>
<tr><td class="h"><a name="424"></a>424</td><td></td><td></td><td></td><td></td><td class="s">    $i++;</td></tr>
<tr><td class="h"><a name="425"></a>425</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="426"></a>426</td><td></td><td></td><td></td><td></td><td class="s">    my $tid_msg = '';</td></tr>
<tr><td class="h"><a name="427"></a>427</td><td></td><td></td><td></td><td></td><td class="s">    if ( defined &amp;threads::tid ) {</td></tr>
<tr><td class="h"><a name="428"></a>428</td><td></td><td></td><td></td><td></td><td class="s">        my $tid = threads-&gt;tid;</td></tr>
<tr><td class="h"><a name="429"></a>429</td><td></td><td></td><td></td><td></td><td class="s">        $tid_msg = &quot; thread $tid&quot; if $tid;</td></tr>
<tr><td class="h"><a name="430"></a>430</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="431"></a>431</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="432"></a>432</td><td></td><td></td><td></td><td></td><td class="s">    my %i = caller_info($i);</td></tr>
<tr><td class="h"><a name="433"></a>433</td><td></td><td></td><td></td><td></td><td class="s">    $mess = &quot;$err at $i{file} line $i{line}$tid_msg&quot;;</td></tr>
<tr><td class="h"><a name="434"></a>434</td><td></td><td></td><td></td><td></td><td class="s">    if( defined $. ) {</td></tr>
<tr><td class="h"><a name="435"></a>435</td><td></td><td></td><td></td><td></td><td class="s">        local $@ = '';</td></tr>
<tr><td class="h"><a name="436"></a>436</td><td></td><td></td><td></td><td></td><td class="s">        local $SIG{__DIE__};</td></tr>
<tr><td class="h"><a name="437"></a>437</td><td></td><td></td><td></td><td></td><td class="s">        eval {</td></tr>
<tr><td class="h"><a name="438"></a>438</td><td></td><td></td><td></td><td></td><td class="s">            CORE::die;</td></tr>
<tr><td class="h"><a name="439"></a>439</td><td></td><td></td><td></td><td></td><td class="s">        };</td></tr>
<tr><td class="h"><a name="440"></a>440</td><td></td><td></td><td></td><td></td><td class="s">        if($@ =~ /^Died at .*(, &lt;.*?&gt; line \d+).$/ ) {</td></tr>
<tr><td class="h"><a name="441"></a>441</td><td></td><td></td><td></td><td></td><td class="s">            $mess .= $1;</td></tr>
<tr><td class="h"><a name="442"></a>442</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="443"></a>443</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="444"></a>444</td><td></td><td></td><td></td><td></td><td class="s">    $mess .= &quot;\.\n&quot;;</td></tr>
<tr><td class="h"><a name="445"></a>445</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="446"></a>446</td><td></td><td></td><td></td><td></td><td class="s">    while ( my %i = caller_info( ++$i ) ) {</td></tr>
<tr><td class="h"><a name="447"></a>447</td><td></td><td></td><td></td><td></td><td class="s">        $mess .= &quot;\t$i{sub_name} called at $i{file} line $i{line}$tid_msg\n&quot;;</td></tr>
<tr><td class="h"><a name="448"></a>448</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="449"></a>449</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="450"></a>450</td><td></td><td></td><td></td><td></td><td class="s">    return $mess;</td></tr>
<tr><td class="h"><a name="451"></a>451</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="452"></a>452</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="453"></a>453</td><td></td><td></td><td></td><td></td><td class="s">sub ret_summary {</td></tr>
<tr><td class="h"><a name="454"></a>454</td><td></td><td></td><td></td><td></td><td class="s">    my ( $i, @error ) = @_;</td></tr>
<tr><td class="h"><a name="455"></a>455</td><td></td><td></td><td></td><td></td><td class="s">    my $err = join '', @error;</td></tr>
<tr><td class="h"><a name="456"></a>456</td><td></td><td></td><td></td><td></td><td class="s">    $i++;</td></tr>
<tr><td class="h"><a name="457"></a>457</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="458"></a>458</td><td></td><td></td><td></td><td></td><td class="s">    my $tid_msg = '';</td></tr>
<tr><td class="h"><a name="459"></a>459</td><td></td><td></td><td></td><td></td><td class="s">    if ( defined &amp;threads::tid ) {</td></tr>
<tr><td class="h"><a name="460"></a>460</td><td></td><td></td><td></td><td></td><td class="s">        my $tid = threads-&gt;tid;</td></tr>
<tr><td class="h"><a name="461"></a>461</td><td></td><td></td><td></td><td></td><td class="s">        $tid_msg = &quot; thread $tid&quot; if $tid;</td></tr>
<tr><td class="h"><a name="462"></a>462</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="463"></a>463</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="464"></a>464</td><td></td><td></td><td></td><td></td><td class="s">    my %i = caller_info($i);</td></tr>
<tr><td class="h"><a name="465"></a>465</td><td></td><td></td><td></td><td></td><td class="s">    return &quot;$err at $i{file} line $i{line}$tid_msg\.\n&quot;;</td></tr>
<tr><td class="h"><a name="466"></a>466</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="467"></a>467</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="468"></a>468</td><td></td><td></td><td></td><td></td><td class="s">sub short_error_loc {</td></tr>
<tr><td class="h"><a name="469"></a>469</td><td></td><td></td><td></td><td></td><td class="s">    # You have to create your (hash)ref out here, rather than defaulting it</td></tr>
<tr><td class="h"><a name="470"></a>470</td><td></td><td></td><td></td><td></td><td class="s">    # inside trusts *on a lexical*, as you want it to persist across calls.</td></tr>
<tr><td class="h"><a name="471"></a>471</td><td></td><td></td><td></td><td></td><td class="s">    # (You can default it on $_[2], but that gets messy)</td></tr>
<tr><td class="h"><a name="472"></a>472</td><td></td><td></td><td></td><td></td><td class="s">    my $cache = {};</td></tr>
<tr><td class="h"><a name="473"></a>473</td><td></td><td></td><td></td><td></td><td class="s">    my $i     = 1;</td></tr>
<tr><td class="h"><a name="474"></a>474</td><td></td><td></td><td></td><td></td><td class="s">    my $lvl   = $CarpLevel;</td></tr>
<tr><td class="h"><a name="475"></a>475</td><td></td><td></td><td></td><td></td><td class="s">    {</td></tr>
<tr><td class="h"><a name="476"></a>476</td><td></td><td></td><td></td><td></td><td class="s">        my $cgc = _cgc();</td></tr>
<tr><td class="h"><a name="477"></a>477</td><td></td><td></td><td></td><td></td><td class="s">        my $called = $cgc ? $cgc-&gt;($i) : caller($i);</td></tr>
<tr><td class="h"><a name="478"></a>478</td><td></td><td></td><td></td><td></td><td class="s">        $i++;</td></tr>
<tr><td class="h"><a name="479"></a>479</td><td></td><td></td><td></td><td></td><td class="s">        my $caller = $cgc ? $cgc-&gt;($i) : caller($i);</td></tr>
<tr><td class="h"><a name="480"></a>480</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="481"></a>481</td><td></td><td></td><td></td><td></td><td class="s">        if (!defined($caller)) {</td></tr>
<tr><td class="h"><a name="482"></a>482</td><td></td><td></td><td></td><td></td><td class="s">            my @caller = $cgc ? $cgc-&gt;($i) : caller($i);</td></tr>
<tr><td class="h"><a name="483"></a>483</td><td></td><td></td><td></td><td></td><td class="s">            if (@caller) {</td></tr>
<tr><td class="h"><a name="484"></a>484</td><td></td><td></td><td></td><td></td><td class="s">                # if there's no package but there is other caller info, then</td></tr>
<tr><td class="h"><a name="485"></a>485</td><td></td><td></td><td></td><td></td><td class="s">                # the package has been deleted - treat this as a valid package</td></tr>
<tr><td class="h"><a name="486"></a>486</td><td></td><td></td><td></td><td></td><td class="s">                # in this case</td></tr>
<tr><td class="h"><a name="487"></a>487</td><td></td><td></td><td></td><td></td><td class="s">                redo if defined($called) &amp;&amp; $CarpInternal{$called};</td></tr>
<tr><td class="h"><a name="488"></a>488</td><td></td><td></td><td></td><td></td><td class="s">                redo unless 0 &gt; --$lvl;</td></tr>
<tr><td class="h"><a name="489"></a>489</td><td></td><td></td><td></td><td></td><td class="s">                last;</td></tr>
<tr><td class="h"><a name="490"></a>490</td><td></td><td></td><td></td><td></td><td class="s">            }</td></tr>
<tr><td class="h"><a name="491"></a>491</td><td></td><td></td><td></td><td></td><td class="s">            else {</td></tr>
<tr><td class="h"><a name="492"></a>492</td><td></td><td></td><td></td><td></td><td class="s">                return 0;</td></tr>
<tr><td class="h"><a name="493"></a>493</td><td></td><td></td><td></td><td></td><td class="s">            }</td></tr>
<tr><td class="h"><a name="494"></a>494</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="495"></a>495</td><td></td><td></td><td></td><td></td><td class="s">        redo if $Internal{$caller};</td></tr>
<tr><td class="h"><a name="496"></a>496</td><td></td><td></td><td></td><td></td><td class="s">        redo if $CarpInternal{$caller};</td></tr>
<tr><td class="h"><a name="497"></a>497</td><td></td><td></td><td></td><td></td><td class="s">        redo if $CarpInternal{$called};</td></tr>
<tr><td class="h"><a name="498"></a>498</td><td></td><td></td><td></td><td></td><td class="s">        redo if trusts( $called, $caller, $cache );</td></tr>
<tr><td class="h"><a name="499"></a>499</td><td></td><td></td><td></td><td></td><td class="s">        redo if trusts( $caller, $called, $cache );</td></tr>
<tr><td class="h"><a name="500"></a>500</td><td></td><td></td><td></td><td></td><td class="s">        redo unless 0 &gt; --$lvl;</td></tr>
<tr><td class="h"><a name="501"></a>501</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="502"></a>502</td><td></td><td></td><td></td><td></td><td class="s">    return $i - 1;</td></tr>
<tr><td class="h"><a name="503"></a>503</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="504"></a>504</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="505"></a>505</td><td></td><td></td><td></td><td></td><td class="s">sub shortmess_heavy {</td></tr>
<tr><td class="h"><a name="506"></a>506</td><td></td><td></td><td></td><td></td><td class="s">    return longmess_heavy(@_) if $Verbose;</td></tr>
<tr><td class="h"><a name="507"></a>507</td><td></td><td></td><td></td><td></td><td class="s">    return @_ if ref( $_[0] );    # don't break references as exceptions</td></tr>
<tr><td class="h"><a name="508"></a>508</td><td></td><td></td><td></td><td></td><td class="s">    my $i = short_error_loc();</td></tr>
<tr><td class="h"><a name="509"></a>509</td><td></td><td></td><td></td><td></td><td class="s">    if ($i) {</td></tr>
<tr><td class="h"><a name="510"></a>510</td><td></td><td></td><td></td><td></td><td class="s">        ret_summary( $i, @_ );</td></tr>
<tr><td class="h"><a name="511"></a>511</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="512"></a>512</td><td></td><td></td><td></td><td></td><td class="s">    else {</td></tr>
<tr><td class="h"><a name="513"></a>513</td><td></td><td></td><td></td><td></td><td class="s">        longmess_heavy(@_);</td></tr>
<tr><td class="h"><a name="514"></a>514</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="515"></a>515</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="516"></a>516</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="517"></a>517</td><td></td><td></td><td></td><td></td><td class="s"># If a string is too long, trims it with ...</td></tr>
<tr><td class="h"><a name="518"></a>518</td><td></td><td></td><td></td><td></td><td class="s">sub str_len_trim {</td></tr>
<tr><td class="h"><a name="519"></a>519</td><td></td><td></td><td></td><td></td><td class="s">    my $str = shift;</td></tr>
<tr><td class="h"><a name="520"></a>520</td><td></td><td></td><td></td><td></td><td class="s">    my $max = shift || 0;</td></tr>
<tr><td class="h"><a name="521"></a>521</td><td></td><td></td><td></td><td></td><td class="s">    if ( 2 &lt; $max and $max &lt; length($str) ) {</td></tr>
<tr><td class="h"><a name="522"></a>522</td><td></td><td></td><td></td><td></td><td class="s">        substr( $str, $max - 3 ) = '...';</td></tr>
<tr><td class="h"><a name="523"></a>523</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="524"></a>524</td><td></td><td></td><td></td><td></td><td class="s">    return $str;</td></tr>
<tr><td class="h"><a name="525"></a>525</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="526"></a>526</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="527"></a>527</td><td></td><td></td><td></td><td></td><td class="s"># Takes two packages and an optional cache.  Says whether the</td></tr>
<tr><td class="h"><a name="528"></a>528</td><td></td><td></td><td></td><td></td><td class="s"># first inherits from the second.</td></tr>
<tr><td class="h"><a name="529"></a>529</td><td></td><td></td><td></td><td></td><td class="s">#</td></tr>
<tr><td class="h"><a name="530"></a>530</td><td></td><td></td><td></td><td></td><td class="s"># Recursive versions of this have to work to avoid certain</td></tr>
<tr><td class="h"><a name="531"></a>531</td><td></td><td></td><td></td><td></td><td class="s"># possible endless loops, and when following long chains of</td></tr>
<tr><td class="h"><a name="532"></a>532</td><td></td><td></td><td></td><td></td><td class="s"># inheritance are less efficient.</td></tr>
<tr><td class="h"><a name="533"></a>533</td><td></td><td></td><td></td><td></td><td class="s">sub trusts {</td></tr>
<tr><td class="h"><a name="534"></a>534</td><td></td><td></td><td></td><td></td><td class="s">    my $child  = shift;</td></tr>
<tr><td class="h"><a name="535"></a>535</td><td></td><td></td><td></td><td></td><td class="s">    my $parent = shift;</td></tr>
<tr><td class="h"><a name="536"></a>536</td><td></td><td></td><td></td><td></td><td class="s">    my $cache  = shift;</td></tr>
<tr><td class="h"><a name="537"></a>537</td><td></td><td></td><td></td><td></td><td class="s">    my ( $known, $partial ) = get_status( $cache, $child );</td></tr>
<tr><td class="h"><a name="538"></a>538</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="539"></a>539</td><td></td><td></td><td></td><td></td><td class="s">    # Figure out consequences until we have an answer</td></tr>
<tr><td class="h"><a name="540"></a>540</td><td></td><td></td><td></td><td></td><td class="s">    while ( @$partial and not exists $known-&gt;{$parent} ) {</td></tr>
<tr><td class="h"><a name="541"></a>541</td><td></td><td></td><td></td><td></td><td class="s">        my $anc = shift @$partial;</td></tr>
<tr><td class="h"><a name="542"></a>542</td><td></td><td></td><td></td><td></td><td class="s">        next if exists $known-&gt;{$anc};</td></tr>
<tr><td class="h"><a name="543"></a>543</td><td></td><td></td><td></td><td></td><td class="s">        $known-&gt;{$anc}++;</td></tr>
<tr><td class="h"><a name="544"></a>544</td><td></td><td></td><td></td><td></td><td class="s">        my ( $anc_knows, $anc_partial ) = get_status( $cache, $anc );</td></tr>
<tr><td class="h"><a name="545"></a>545</td><td></td><td></td><td></td><td></td><td class="s">        my @found = keys %$anc_knows;</td></tr>
<tr><td class="h"><a name="546"></a>546</td><td></td><td></td><td></td><td></td><td class="s">        @$known{@found} = ();</td></tr>
<tr><td class="h"><a name="547"></a>547</td><td></td><td></td><td></td><td></td><td class="s">        push @$partial, @$anc_partial;</td></tr>
<tr><td class="h"><a name="548"></a>548</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="549"></a>549</td><td></td><td></td><td></td><td></td><td class="s">    return exists $known-&gt;{$parent};</td></tr>
<tr><td class="h"><a name="550"></a>550</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="551"></a>551</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="552"></a>552</td><td></td><td></td><td></td><td></td><td class="s"># Takes a package and gives a list of those trusted directly</td></tr>
<tr><td class="h"><a name="553"></a>553</td><td></td><td></td><td></td><td></td><td class="s">sub trusts_directly {</td></tr>
<tr><td class="h"><a name="554"></a>554</td><td></td><td></td><td></td><td></td><td class="s">    my $class = shift;</td></tr>
<tr><td class="h"><a name="555"></a>555</td><td class="c1">2</td><td class="c0"><span title="Avg 26µs">52µs</span></td><td class="c1">2</td><td class="c0">21µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 13µs (5+8) within Carp::BEGIN@555 which was called:
#    once (5µs+8µs) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#555">line 555</a></div></div>    no strict 'refs';<div class="calls"><div class="calls_out">    # spent    13µs making 1 call to <a href="Carp-pm-15-line.html#555">Carp::BEGIN@555</a>
    # spent     8µs making 1 call to <a href="strict-pm-3-line.html#47">strict::unimport</a></div></div></td></tr>
<tr><td class="h"><a name="556"></a>556</td><td></td><td></td><td></td><td></td><td class="s">    my $stash = \%{&quot;$class\::&quot;};</td></tr>
<tr><td class="h"><a name="557"></a>557</td><td></td><td></td><td></td><td></td><td class="s">    for my $var (qw/ CARP_NOT ISA /) {</td></tr>
<tr><td class="h"><a name="558"></a>558</td><td></td><td></td><td></td><td></td><td class="s">        # Don't try using the variable until we know it exists,</td></tr>
<tr><td class="h"><a name="559"></a>559</td><td></td><td></td><td></td><td></td><td class="s">        # to avoid polluting the caller's namespace.</td></tr>
<tr><td class="h"><a name="560"></a>560</td><td></td><td></td><td></td><td></td><td class="s">        if ( $stash-&gt;{$var} &amp;&amp; *{$stash-&gt;{$var}}{ARRAY} &amp;&amp; @{$stash-&gt;{$var}} ) {</td></tr>
<tr><td class="h"><a name="561"></a>561</td><td></td><td></td><td></td><td></td><td class="s">           return @{$stash-&gt;{$var}}</td></tr>
<tr><td class="h"><a name="562"></a>562</td><td></td><td></td><td></td><td></td><td class="s">        }</td></tr>
<tr><td class="h"><a name="563"></a>563</td><td></td><td></td><td></td><td></td><td class="s">    }</td></tr>
<tr><td class="h"><a name="564"></a>564</td><td></td><td></td><td></td><td></td><td class="s">    return;</td></tr>
<tr><td class="h"><a name="565"></a>565</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="566"></a>566</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="567"></a>567</td><td class="c3">1</td><td class="c3"><span title="Avg 400ns">400ns</span></td><td></td><td></td><td class="s">if(!defined($warnings::VERSION) ||</td></tr>
<tr><td class="h"><a name="568"></a>568</td><td class="c0">3</td><td class="c0"><span title="Avg 7µs">20µs</span></td><td class="c1">2</td><td class="c0">36µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 21µs (5+16) within Carp::BEGIN@568 which was called:
#    once (5µs+16µs) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#568">line 568</a></div></div>        do { no warnings &quot;numeric&quot;; $warnings::VERSION &lt; 1.03 }) {<div class="calls"><div class="calls_out">        # spent    21µs making 1 call to <a href="Carp-pm-15-line.html#568">Carp::BEGIN@568</a>
        # spent    16µs making 1 call to <a href="warnings-pm-2-line.html#1011">warnings::unimport</a></div></div></td></tr>
<tr><td class="h"><a name="569"></a>569</td><td></td><td></td><td></td><td></td><td class="s">    # Very old versions of warnings.pm import from Carp.  This can go</td></tr>
<tr><td class="h"><a name="570"></a>570</td><td></td><td></td><td></td><td></td><td class="s">    # wrong due to the circular dependency.  If Carp is invoked before</td></tr>
<tr><td class="h"><a name="571"></a>571</td><td></td><td></td><td></td><td></td><td class="s">    # warnings, then Carp starts by loading warnings, then warnings</td></tr>
<tr><td class="h"><a name="572"></a>572</td><td></td><td></td><td></td><td></td><td class="s">    # tries to import from Carp, and gets nothing because Carp is in</td></tr>
<tr><td class="h"><a name="573"></a>573</td><td></td><td></td><td></td><td></td><td class="s">    # the process of loading and hasn't defined its import method yet.</td></tr>
<tr><td class="h"><a name="574"></a>574</td><td></td><td></td><td></td><td></td><td class="s">    # So we work around that by manually exporting to warnings here.</td></tr>
<tr><td class="h"><a name="575"></a>575</td><td class="c1">2</td><td class="c0"><span title="Avg 23µs">47µs</span></td><td class="c1">2</td><td class="c1">14µs</td><td class="s"><div class="calls"><div class="calls_in"># spent 8µs (3+5) within Carp::BEGIN@575 which was called:
#    once (3µs+5µs) by IO::File::BEGIN@130 at <a href="Carp-pm-15-line.html#575">line 575</a></div></div>    no strict &quot;refs&quot;;<div class="calls"><div class="calls_out">    # spent     8µs making 1 call to <a href="Carp-pm-15-line.html#575">Carp::BEGIN@575</a>
    # spent     5µs making 1 call to <a href="strict-pm-3-line.html#47">strict::unimport</a></div></div></td></tr>
<tr><td class="h"><a name="576"></a>576</td><td></td><td></td><td></td><td></td><td class="s">    *{&quot;warnings::$_&quot;} = \&amp;$_ foreach @EXPORT;</td></tr>
<tr><td class="h"><a name="577"></a>577</td><td></td><td></td><td></td><td></td><td class="s">}</td></tr>
<tr><td class="h"><a name="578"></a>578</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="579"></a>579</td><td class="c3">1</td><td class="c0"><span title="Avg 6µs">6µs</span></td><td></td><td></td><td class="s">1;</td></tr>
<tr><td class="h"><a name="580"></a>580</td><td></td><td></td><td></td><td></td><td class="s"></td></tr>
<tr><td class="h"><a name="581"></a>581</td><td></td><td></td><td></td><td></td><td class="s">__END__</td></tr>
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