392 lines
36 KiB
HTML
392 lines
36 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html lang="en">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>LCOV - cov-sh.info - bash-4.4.23/eval.c</title>
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<link rel="stylesheet" type="text/css" href="../gcov.css">
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</head>
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<body>
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<table width="100%" border=0 cellspacing=0 cellpadding=0>
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<tr><td class="title">LCOV - code coverage report</td></tr>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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<tr>
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<td width="100%">
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<table cellpadding=1 border=0 width="100%">
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<tr>
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<td width="10%" class="headerItem">Current view:</td>
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<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">bash-4.4.23</a> - eval.c<span style="font-size: 80%;"> (source / <a href="eval.c.func-sort-c.html">functions</a>)</span></td>
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<td width="5%"></td>
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<td width="15%"></td>
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<td width="10%" class="headerCovTableHead">Hit</td>
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<td width="10%" class="headerCovTableHead">Total</td>
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<td width="15%" class="headerCovTableHead">Coverage</td>
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</tr>
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<tr>
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<td class="headerItem">Test:</td>
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<td class="headerValue">cov-sh.info</td>
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<td></td>
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<td class="headerItem">Lines:</td>
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<td class="headerCovTableEntry">78</td>
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<td class="headerCovTableEntry">120</td>
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<td class="headerCovTableEntryLo">65.0 %</td>
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</tr>
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<tr>
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<td class="headerItem">Date:</td>
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<td class="headerValue">2020-10-29 14:49:55</td>
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<td></td>
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<td class="headerItem">Functions:</td>
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<td class="headerCovTableEntry">3</td>
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<td class="headerCovTableEntry">5</td>
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<td class="headerCovTableEntryLo">60.0 %</td>
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</tr>
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<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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</table>
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</td>
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</tr>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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</table>
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<table cellpadding=0 cellspacing=0 border=0>
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<tr>
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<td><br></td>
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</tr>
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<pre class="sourceHeading"> Line data Source code</pre>
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<pre class="source">
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<a name="1"><span class="lineNum"> 1 </span> : /* eval.c -- reading and evaluating commands. */</a>
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<a name="2"><span class="lineNum"> 2 </span> : </a>
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<a name="3"><span class="lineNum"> 3 </span> : /* Copyright (C) 1996-2011 Free Software Foundation, Inc.</a>
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<a name="4"><span class="lineNum"> 4 </span> : </a>
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<a name="5"><span class="lineNum"> 5 </span> : This file is part of GNU Bash, the Bourne Again SHell.</a>
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<a name="6"><span class="lineNum"> 6 </span> : </a>
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<a name="7"><span class="lineNum"> 7 </span> : Bash is free software: you can redistribute it and/or modify</a>
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<a name="8"><span class="lineNum"> 8 </span> : it under the terms of the GNU General Public License as published by</a>
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<a name="9"><span class="lineNum"> 9 </span> : the Free Software Foundation, either version 3 of the License, or</a>
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<a name="10"><span class="lineNum"> 10 </span> : (at your option) any later version.</a>
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<a name="11"><span class="lineNum"> 11 </span> : </a>
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<a name="12"><span class="lineNum"> 12 </span> : Bash is distributed in the hope that it will be useful,</a>
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<a name="13"><span class="lineNum"> 13 </span> : but WITHOUT ANY WARRANTY; without even the implied warranty of</a>
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<a name="14"><span class="lineNum"> 14 </span> : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</a>
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<a name="15"><span class="lineNum"> 15 </span> : GNU General Public License for more details.</a>
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<a name="16"><span class="lineNum"> 16 </span> : </a>
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<a name="17"><span class="lineNum"> 17 </span> : You should have received a copy of the GNU General Public License</a>
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<a name="18"><span class="lineNum"> 18 </span> : along with Bash. If not, see <http://www.gnu.org/licenses/>.</a>
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<a name="19"><span class="lineNum"> 19 </span> : */</a>
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<a name="20"><span class="lineNum"> 20 </span> : </a>
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<a name="21"><span class="lineNum"> 21 </span> : #include "config.h"</a>
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<a name="22"><span class="lineNum"> 22 </span> : </a>
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<a name="23"><span class="lineNum"> 23 </span> : #if defined (HAVE_UNISTD_H)</a>
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<a name="24"><span class="lineNum"> 24 </span> : # ifdef _MINIX</a>
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<a name="25"><span class="lineNum"> 25 </span> : # include <sys/types.h></a>
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<a name="26"><span class="lineNum"> 26 </span> : # endif</a>
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<a name="27"><span class="lineNum"> 27 </span> : # include <unistd.h></a>
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<a name="28"><span class="lineNum"> 28 </span> : #endif</a>
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<a name="29"><span class="lineNum"> 29 </span> : </a>
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<a name="30"><span class="lineNum"> 30 </span> : #include "bashansi.h"</a>
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<a name="31"><span class="lineNum"> 31 </span> : #include <stdio.h></a>
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<a name="32"><span class="lineNum"> 32 </span> : </a>
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<a name="33"><span class="lineNum"> 33 </span> : #include <signal.h></a>
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<a name="34"><span class="lineNum"> 34 </span> : </a>
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<a name="35"><span class="lineNum"> 35 </span> : #include "bashintl.h"</a>
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<a name="36"><span class="lineNum"> 36 </span> : </a>
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<a name="37"><span class="lineNum"> 37 </span> : #include "shell.h"</a>
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<a name="38"><span class="lineNum"> 38 </span> : #include "flags.h"</a>
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<a name="39"><span class="lineNum"> 39 </span> : #include "trap.h"</a>
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<a name="40"><span class="lineNum"> 40 </span> : </a>
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<a name="41"><span class="lineNum"> 41 </span> : #include "builtins/common.h"</a>
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<a name="42"><span class="lineNum"> 42 </span> : </a>
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<a name="43"><span class="lineNum"> 43 </span> : #include "input.h"</a>
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<a name="44"><span class="lineNum"> 44 </span> : #include "execute_cmd.h"</a>
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<a name="45"><span class="lineNum"> 45 </span> : </a>
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<a name="46"><span class="lineNum"> 46 </span> : #if defined (HISTORY)</a>
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<a name="47"><span class="lineNum"> 47 </span> : # include "bashhist.h"</a>
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<a name="48"><span class="lineNum"> 48 </span> : #endif</a>
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<a name="49"><span class="lineNum"> 49 </span> : </a>
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<a name="50"><span class="lineNum"> 50 </span> : extern int EOF_reached;</a>
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<a name="51"><span class="lineNum"> 51 </span> : extern int indirection_level;</a>
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<a name="52"><span class="lineNum"> 52 </span> : extern int posixly_correct;</a>
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<a name="53"><span class="lineNum"> 53 </span> : extern int subshell_environment, running_under_emacs;</a>
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<a name="54"><span class="lineNum"> 54 </span> : extern int last_command_exit_value, stdin_redir;</a>
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<a name="55"><span class="lineNum"> 55 </span> : extern int need_here_doc;</a>
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<a name="56"><span class="lineNum"> 56 </span> : extern int current_command_number, current_command_line_count, line_number;</a>
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<a name="57"><span class="lineNum"> 57 </span> : extern int expand_aliases;</a>
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<a name="58"><span class="lineNum"> 58 </span> : extern int rpm_requires;</a>
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<a name="59"><span class="lineNum"> 59 </span> : extern char *ps0_prompt;</a>
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<a name="60"><span class="lineNum"> 60 </span> : </a>
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<a name="61"><span class="lineNum"> 61 </span> : #if defined (HAVE_POSIX_SIGNALS)</a>
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<a name="62"><span class="lineNum"> 62 </span> : extern sigset_t top_level_mask;</a>
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<a name="63"><span class="lineNum"> 63 </span> : #endif</a>
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<a name="64"><span class="lineNum"> 64 </span> : </a>
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<a name="65"><span class="lineNum"> 65 </span> : static void send_pwd_to_eterm __P((void));</a>
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<a name="66"><span class="lineNum"> 66 </span> : static sighandler alrm_catcher __P((int));</a>
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<a name="67"><span class="lineNum"> 67 </span> : </a>
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<a name="68"><span class="lineNum"> 68 </span> : /* Read and execute commands until EOF is reached. This assumes that</a>
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<a name="69"><span class="lineNum"> 69 </span> : the input source has already been initialized. */</a>
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<a name="70"><span class="lineNum"> 70 </span> : int</a>
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<a name="71"><span class="lineNum"> 71 </span><span class="lineCov"> 9542891 : reader_loop ()</span></a>
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<a name="72"><span class="lineNum"> 72 </span> : {</a>
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<a name="73"><span class="lineNum"> 73 </span><span class="lineCov"> 9542891 : int our_indirection_level;</span></a>
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<a name="74"><span class="lineNum"> 74 </span><span class="lineCov"> 9542891 : COMMAND * volatile current_command;</span></a>
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<a name="75"><span class="lineNum"> 75 </span> : </a>
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<a name="76"><span class="lineNum"> 76 </span><span class="lineCov"> 9542891 : USE_VAR(current_command);</span></a>
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<a name="77"><span class="lineNum"> 77 </span> : </a>
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<a name="78"><span class="lineNum"> 78 </span><span class="lineCov"> 9542891 : current_command = (COMMAND *)NULL;</span></a>
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<a name="79"><span class="lineNum"> 79 </span> : </a>
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<a name="80"><span class="lineNum"> 80 </span><span class="lineCov"> 9542891 : our_indirection_level = ++indirection_level;</span></a>
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<a name="81"><span class="lineNum"> 81 </span> : </a>
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<a name="82"><span class="lineNum"> 82 </span><span class="lineCov"> 207710335 : while (EOF_Reached == 0)</span></a>
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<a name="83"><span class="lineNum"> 83 </span> : {</a>
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<a name="84"><span class="lineNum"> 84 </span> : int code;</a>
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<a name="85"><span class="lineNum"> 85 </span> : </a>
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<a name="86"><span class="lineNum"> 86 </span><span class="lineCov"> 195963424 : code = setjmp_nosigs (top_level);</span></a>
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<a name="87"><span class="lineNum"> 87 </span> : </a>
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<a name="88"><span class="lineNum"> 88 </span> : #if defined (PROCESS_SUBSTITUTION)</a>
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<a name="89"><span class="lineNum"> 89 </span><span class="lineCov"> 195963424 : unlink_fifo_list ();</span></a>
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<a name="90"><span class="lineNum"> 90 </span> : #endif /* PROCESS_SUBSTITUTION */</a>
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<a name="91"><span class="lineNum"> 91 </span> : </a>
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<a name="92"><span class="lineNum"> 92 </span> : /* XXX - why do we set this every time through the loop? And why do</a>
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<a name="93"><span class="lineNum"> 93 </span> : it if SIGINT is trapped in an interactive shell? */</a>
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<a name="94"><span class="lineNum"> 94 </span><span class="lineCov"> 195963424 : if (interactive_shell && signal_is_ignored (SIGINT) == 0)</span></a>
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<a name="95"><span class="lineNum"> 95 </span><span class="lineNoCov"> 0 : set_signal_handler (SIGINT, sigint_sighandler);</span></a>
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<a name="96"><span class="lineNum"> 96 </span> : </a>
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<a name="97"><span class="lineNum"> 97 </span><span class="lineCov"> 195963424 : if (code != NOT_JUMPED)</span></a>
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<a name="98"><span class="lineNum"> 98 </span> : {</a>
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<a name="99"><span class="lineNum"> 99 </span><span class="lineCov"> 7338931 : indirection_level = our_indirection_level;</span></a>
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<a name="100"><span class="lineNum"> 100 </span> : </a>
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<a name="101"><span class="lineNum"> 101 </span><span class="lineCov"> 7338931 : switch (code)</span></a>
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<a name="102"><span class="lineNum"> 102 </span> : {</a>
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<a name="103"><span class="lineNum"> 103 </span> : /* Some kind of throw to top_level has occurred. */</a>
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<a name="104"><span class="lineNum"> 104 </span><span class="lineCov"> 7331616 : case FORCE_EOF:</span></a>
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<a name="105"><span class="lineNum"> 105 </span> : case ERREXIT:</a>
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<a name="106"><span class="lineNum"> 106 </span> : case EXITPROG:</a>
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<a name="107"><span class="lineNum"> 107 </span><span class="lineCov"> 7331616 : current_command = (COMMAND *)NULL;</span></a>
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<a name="108"><span class="lineNum"> 108 </span><span class="lineCov"> 7331616 : if (exit_immediately_on_error)</span></a>
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<a name="109"><span class="lineNum"> 109 </span><span class="lineNoCov"> 0 : variable_context = 0; /* not in a function */</span></a>
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<a name="110"><span class="lineNum"> 110 </span><span class="lineCov"> 7331616 : EOF_Reached = EOF;</span></a>
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<a name="111"><span class="lineNum"> 111 </span><span class="lineCov"> 7331616 : goto exec_done;</span></a>
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<a name="112"><span class="lineNum"> 112 </span> : </a>
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<a name="113"><span class="lineNum"> 113 </span><span class="lineCov"> 7315 : case DISCARD:</span></a>
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<a name="114"><span class="lineNum"> 114 </span> : /* Make sure the exit status is reset to a non-zero value, but</a>
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<a name="115"><span class="lineNum"> 115 </span> : leave existing non-zero values (e.g., > 128 on signal)</a>
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<a name="116"><span class="lineNum"> 116 </span> : alone. */</a>
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<a name="117"><span class="lineNum"> 117 </span><span class="lineCov"> 7315 : if (last_command_exit_value == 0)</span></a>
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<a name="118"><span class="lineNum"> 118 </span><span class="lineCov"> 118 : last_command_exit_value = EXECUTION_FAILURE;</span></a>
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<a name="119"><span class="lineNum"> 119 </span><span class="lineCov"> 7315 : if (subshell_environment)</span></a>
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<a name="120"><span class="lineNum"> 120 </span> : {</a>
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<a name="121"><span class="lineNum"> 121 </span><span class="lineCov"> 121 : current_command = (COMMAND *)NULL;</span></a>
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<a name="122"><span class="lineNum"> 122 </span><span class="lineCov"> 121 : EOF_Reached = EOF;</span></a>
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<a name="123"><span class="lineNum"> 123 </span><span class="lineCov"> 121 : goto exec_done;</span></a>
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<a name="124"><span class="lineNum"> 124 </span> : }</a>
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<a name="125"><span class="lineNum"> 125 </span> : /* Obstack free command elements, etc. */</a>
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<a name="126"><span class="lineNum"> 126 </span><span class="lineCov"> 7194 : if (current_command)</span></a>
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<a name="127"><span class="lineNum"> 127 </span> : {</a>
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<a name="128"><span class="lineNum"> 128 </span><span class="lineCov"> 6988 : dispose_command (current_command);</span></a>
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<a name="129"><span class="lineNum"> 129 </span><span class="lineCov"> 6988 : current_command = (COMMAND *)NULL;</span></a>
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<a name="130"><span class="lineNum"> 130 </span> : }</a>
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<a name="131"><span class="lineNum"> 131 </span> : #if defined (HAVE_POSIX_SIGNALS)</a>
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<a name="132"><span class="lineNum"> 132 </span><span class="lineCov"> 7194 : sigprocmask (SIG_SETMASK, &top_level_mask, (sigset_t *)NULL);</span></a>
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<a name="133"><span class="lineNum"> 133 </span> : #endif</a>
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<a name="134"><span class="lineNum"> 134 </span><span class="lineCov"> 7194 : break;</span></a>
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<a name="135"><span class="lineNum"> 135 </span> : </a>
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<a name="136"><span class="lineNum"> 136 </span><span class="lineNoCov"> 0 : default:</span></a>
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<a name="137"><span class="lineNum"> 137 </span><span class="lineNoCov"> 0 : command_error ("reader_loop", CMDERR_BADJUMP, code, 0);</span></a>
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<a name="138"><span class="lineNum"> 138 </span> : }</a>
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<a name="139"><span class="lineNum"> 139 </span><span class="lineCov"> 188624493 : }</span></a>
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<a name="140"><span class="lineNum"> 140 </span> : </a>
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<a name="141"><span class="lineNum"> 141 </span><span class="lineCov"> 188631687 : executing = 0;</span></a>
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<a name="142"><span class="lineNum"> 142 </span><span class="lineCov"> 188631687 : if (temporary_env)</span></a>
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<a name="143"><span class="lineNum"> 143 </span><span class="lineNoCov"> 0 : dispose_used_env_vars ();</span></a>
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<a name="144"><span class="lineNum"> 144 </span> : </a>
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<a name="145"><span class="lineNum"> 145 </span> : #if (defined (ultrix) && defined (mips)) || defined (C_ALLOCA)</a>
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<a name="146"><span class="lineNum"> 146 </span> : /* Attempt to reclaim memory allocated with alloca (). */</a>
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<a name="147"><span class="lineNum"> 147 </span> : (void) alloca (0);</a>
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<a name="148"><span class="lineNum"> 148 </span> : #endif</a>
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<a name="149"><span class="lineNum"> 149 </span> : </a>
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<a name="150"><span class="lineNum"> 150 </span><span class="lineCov"> 188631687 : if (read_command () == 0)</span></a>
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<a name="151"><span class="lineNum"> 151 </span> : {</a>
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<a name="152"><span class="lineNum"> 152 </span><span class="lineCov"> 186531114 : if (interactive_shell == 0 && (read_but_dont_execute && !rpm_requires))</span></a>
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<a name="153"><span class="lineNum"> 153 </span> : {</a>
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<a name="154"><span class="lineNum"> 154 </span><span class="lineNoCov"> 0 : last_command_exit_value = EXECUTION_SUCCESS;</span></a>
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<a name="155"><span class="lineNum"> 155 </span><span class="lineNoCov"> 0 : dispose_command (global_command);</span></a>
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<a name="156"><span class="lineNum"> 156 </span><span class="lineNoCov"> 0 : global_command = (COMMAND *)NULL;</span></a>
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<a name="157"><span class="lineNum"> 157 </span> : }</a>
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<a name="158"><span class="lineNum"> 158 </span><span class="lineCov"> 186531114 : else if (current_command = global_command)</span></a>
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<a name="159"><span class="lineNum"> 159 </span> : {</a>
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<a name="160"><span class="lineNum"> 160 </span><span class="lineCov"> 70281405 : global_command = (COMMAND *)NULL;</span></a>
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<a name="161"><span class="lineNum"> 161 </span><span class="lineCov"> 70281405 : current_command_number++;</span></a>
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<a name="162"><span class="lineNum"> 162 </span> : </a>
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<a name="163"><span class="lineNum"> 163 </span><span class="lineCov"> 70281405 : executing = 1;</span></a>
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<a name="164"><span class="lineNum"> 164 </span><span class="lineCov"> 70281405 : stdin_redir = 0;</span></a>
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<a name="165"><span class="lineNum"> 165 </span> : </a>
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<a name="166"><span class="lineNum"> 166 </span> : /* If the shell is interactive, expand and display $PS0 after reading a</a>
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<a name="167"><span class="lineNum"> 167 </span> : command (possibly a list or pipeline) and before executing it. */</a>
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<a name="168"><span class="lineNum"> 168 </span><span class="lineCov"> 70281405 : if (interactive && ps0_prompt)</span></a>
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<a name="169"><span class="lineNum"> 169 </span> : {</a>
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<a name="170"><span class="lineNum"> 170 </span><span class="lineNoCov"> 0 : char *ps0_string;</span></a>
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<a name="171"><span class="lineNum"> 171 </span> : </a>
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<a name="172"><span class="lineNum"> 172 </span><span class="lineNoCov"> 0 : ps0_string = decode_prompt_string (ps0_prompt);</span></a>
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<a name="173"><span class="lineNum"> 173 </span><span class="lineNoCov"> 0 : if (ps0_string && *ps0_string)</span></a>
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<a name="174"><span class="lineNum"> 174 </span> : {</a>
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<a name="175"><span class="lineNum"> 175 </span><span class="lineNoCov"> 0 : fprintf (stderr, "%s", ps0_string);</span></a>
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<a name="176"><span class="lineNum"> 176 </span><span class="lineNoCov"> 0 : fflush (stderr);</span></a>
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<a name="177"><span class="lineNum"> 177 </span> : }</a>
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<a name="178"><span class="lineNum"> 178 </span><span class="lineNoCov"> 0 : free (ps0_string);</span></a>
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<a name="179"><span class="lineNum"> 179 </span> : }</a>
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<a name="180"><span class="lineNum"> 180 </span> : </a>
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<a name="181"><span class="lineNum"> 181 </span><span class="lineCov"> 70281405 : execute_command (current_command);</span></a>
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<a name="182"><span class="lineNum"> 182 </span> : </a>
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<a name="183"><span class="lineNum"> 183 </span><span class="lineCov"> 70274477 : exec_done:</span></a>
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<a name="184"><span class="lineNum"> 184 </span><span class="lineCov"> 70274477 : QUIT;</span></a>
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|
<a name="185"><span class="lineNum"> 185 </span> : </a>
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|
<a name="186"><span class="lineNum"> 186 </span><span class="lineCov"> 70274477 : if (current_command)</span></a>
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|
<a name="187"><span class="lineNum"> 187 </span> : {</a>
|
|
<a name="188"><span class="lineNum"> 188 </span><span class="lineCov"> 62942740 : dispose_command (current_command);</span></a>
|
|
<a name="189"><span class="lineNum"> 189 </span><span class="lineCov"> 62942740 : current_command = (COMMAND *)NULL;</span></a>
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|
<a name="190"><span class="lineNum"> 190 </span> : }</a>
|
|
<a name="191"><span class="lineNum"> 191 </span> : }</a>
|
|
<a name="192"><span class="lineNum"> 192 </span> : }</a>
|
|
<a name="193"><span class="lineNum"> 193 </span> : else</a>
|
|
<a name="194"><span class="lineNum"> 194 </span> : {</a>
|
|
<a name="195"><span class="lineNum"> 195 </span> : /* Parse error, maybe discard rest of stream if not interactive. */</a>
|
|
<a name="196"><span class="lineNum"> 196 </span><span class="lineCov"> 2100367 : if (interactive == 0)</span></a>
|
|
<a name="197"><span class="lineNum"> 197 </span><span class="lineCov"> 2100367 : EOF_Reached = EOF;</span></a>
|
|
<a name="198"><span class="lineNum"> 198 </span> : }</a>
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|
<a name="199"><span class="lineNum"> 199 </span><span class="lineCov"> 188624553 : if (just_one_command)</span></a>
|
|
<a name="200"><span class="lineNum"> 200 </span><span class="lineNoCov"> 0 : EOF_Reached = EOF;</span></a>
|
|
<a name="201"><span class="lineNum"> 201 </span> : }</a>
|
|
<a name="202"><span class="lineNum"> 202 </span><span class="lineCov"> 9542951 : indirection_level--;</span></a>
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<a name="203"><span class="lineNum"> 203 </span><span class="lineCov"> 9542951 : return (last_command_exit_value);</span></a>
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<a name="204"><span class="lineNum"> 204 </span> : }</a>
|
|
<a name="205"><span class="lineNum"> 205 </span> : </a>
|
|
<a name="206"><span class="lineNum"> 206 </span> : static sighandler</a>
|
|
<a name="207"><span class="lineNum"> 207 </span><span class="lineNoCov"> 0 : alrm_catcher(i)</span></a>
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|
<a name="208"><span class="lineNum"> 208 </span> : int i;</a>
|
|
<a name="209"><span class="lineNum"> 209 </span> : {</a>
|
|
<a name="210"><span class="lineNum"> 210 </span><span class="lineNoCov"> 0 : printf (_("\007timed out waiting for input: auto-logout\n"));</span></a>
|
|
<a name="211"><span class="lineNum"> 211 </span><span class="lineNoCov"> 0 : fflush (stdout);</span></a>
|
|
<a name="212"><span class="lineNum"> 212 </span><span class="lineNoCov"> 0 : bash_logout (); /* run ~/.bash_logout if this is a login shell */</span></a>
|
|
<a name="213"><span class="lineNum"> 213 </span><span class="lineNoCov"> 0 : jump_to_top_level (EXITPROG);</span></a>
|
|
<a name="214"><span class="lineNum"> 214 </span> : SIGRETURN (0);</a>
|
|
<a name="215"><span class="lineNum"> 215 </span> : }</a>
|
|
<a name="216"><span class="lineNum"> 216 </span> : </a>
|
|
<a name="217"><span class="lineNum"> 217 </span> : /* Send an escape sequence to emacs term mode to tell it the</a>
|
|
<a name="218"><span class="lineNum"> 218 </span> : current working directory. */</a>
|
|
<a name="219"><span class="lineNum"> 219 </span> : static void</a>
|
|
<a name="220"><span class="lineNum"> 220 </span><span class="lineNoCov"> 0 : send_pwd_to_eterm ()</span></a>
|
|
<a name="221"><span class="lineNum"> 221 </span> : {</a>
|
|
<a name="222"><span class="lineNum"> 222 </span><span class="lineNoCov"> 0 : char *pwd, *f;</span></a>
|
|
<a name="223"><span class="lineNum"> 223 </span> : </a>
|
|
<a name="224"><span class="lineNum"> 224 </span><span class="lineNoCov"> 0 : f = 0;</span></a>
|
|
<a name="225"><span class="lineNum"> 225 </span><span class="lineNoCov"> 0 : pwd = get_string_value ("PWD");</span></a>
|
|
<a name="226"><span class="lineNum"> 226 </span><span class="lineNoCov"> 0 : if (pwd == 0)</span></a>
|
|
<a name="227"><span class="lineNum"> 227 </span><span class="lineNoCov"> 0 : f = pwd = get_working_directory ("eterm");</span></a>
|
|
<a name="228"><span class="lineNum"> 228 </span><span class="lineNoCov"> 0 : fprintf (stderr, "\032/%s\n", pwd);</span></a>
|
|
<a name="229"><span class="lineNum"> 229 </span><span class="lineNoCov"> 0 : free (f);</span></a>
|
|
<a name="230"><span class="lineNum"> 230 </span><span class="lineNoCov"> 0 : }</span></a>
|
|
<a name="231"><span class="lineNum"> 231 </span> : </a>
|
|
<a name="232"><span class="lineNum"> 232 </span> : /* Call the YACC-generated parser and return the status of the parse.</a>
|
|
<a name="233"><span class="lineNum"> 233 </span> : Input is read from the current input stream (bash_input). yyparse</a>
|
|
<a name="234"><span class="lineNum"> 234 </span> : leaves the parsed command in the global variable GLOBAL_COMMAND.</a>
|
|
<a name="235"><span class="lineNum"> 235 </span> : This is where PROMPT_COMMAND is executed. */</a>
|
|
<a name="236"><span class="lineNum"> 236 </span> : int</a>
|
|
<a name="237"><span class="lineNum"> 237 </span><span class="lineCov"> 293620243 : parse_command ()</span></a>
|
|
<a name="238"><span class="lineNum"> 238 </span> : {</a>
|
|
<a name="239"><span class="lineNum"> 239 </span><span class="lineCov"> 293620243 : int r;</span></a>
|
|
<a name="240"><span class="lineNum"> 240 </span><span class="lineCov"> 293620243 : char *command_to_execute;</span></a>
|
|
<a name="241"><span class="lineNum"> 241 </span> : </a>
|
|
<a name="242"><span class="lineNum"> 242 </span><span class="lineCov"> 293620243 : need_here_doc = 0;</span></a>
|
|
<a name="243"><span class="lineNum"> 243 </span><span class="lineCov"> 293620243 : run_pending_traps ();</span></a>
|
|
<a name="244"><span class="lineNum"> 244 </span> : </a>
|
|
<a name="245"><span class="lineNum"> 245 </span> : /* Allow the execution of a random command just before the printing</a>
|
|
<a name="246"><span class="lineNum"> 246 </span> : of each primary prompt. If the shell variable PROMPT_COMMAND</a>
|
|
<a name="247"><span class="lineNum"> 247 </span> : is set then the value of it is the command to execute. */</a>
|
|
<a name="248"><span class="lineNum"> 248 </span> : /* The tests are a combination of SHOULD_PROMPT() and prompt_again() </a>
|
|
<a name="249"><span class="lineNum"> 249 </span> : from parse.y, which are the conditions under which the prompt is</a>
|
|
<a name="250"><span class="lineNum"> 250 </span> : actually printed. */</a>
|
|
<a name="251"><span class="lineNum"> 251 </span><span class="lineCov"> 293620243 : if (interactive && bash_input.type != st_string && parser_expanding_alias() == 0)</span></a>
|
|
<a name="252"><span class="lineNum"> 252 </span> : {</a>
|
|
<a name="253"><span class="lineNum"> 253 </span><span class="lineNoCov"> 0 : command_to_execute = get_string_value ("PROMPT_COMMAND");</span></a>
|
|
<a name="254"><span class="lineNum"> 254 </span><span class="lineNoCov"> 0 : if (command_to_execute)</span></a>
|
|
<a name="255"><span class="lineNum"> 255 </span><span class="lineNoCov"> 0 : execute_variable_command (command_to_execute, "PROMPT_COMMAND");</span></a>
|
|
<a name="256"><span class="lineNum"> 256 </span> : </a>
|
|
<a name="257"><span class="lineNum"> 257 </span><span class="lineNoCov"> 0 : if (running_under_emacs == 2)</span></a>
|
|
<a name="258"><span class="lineNum"> 258 </span><span class="lineNoCov"> 0 : send_pwd_to_eterm (); /* Yuck */</span></a>
|
|
<a name="259"><span class="lineNum"> 259 </span> : }</a>
|
|
<a name="260"><span class="lineNum"> 260 </span> : </a>
|
|
<a name="261"><span class="lineNum"> 261 </span><span class="lineCov"> 293620243 : current_command_line_count = 0;</span></a>
|
|
<a name="262"><span class="lineNum"> 262 </span><span class="lineCov"> 293620243 : r = yyparse ();</span></a>
|
|
<a name="263"><span class="lineNum"> 263 </span> : </a>
|
|
<a name="264"><span class="lineNum"> 264 </span><span class="lineCov"> 293620037 : if (need_here_doc)</span></a>
|
|
<a name="265"><span class="lineNum"> 265 </span><span class="lineCov"> 38 : gather_here_documents ();</span></a>
|
|
<a name="266"><span class="lineNum"> 266 </span> : </a>
|
|
<a name="267"><span class="lineNum"> 267 </span><span class="lineCov"> 293620037 : return (r);</span></a>
|
|
<a name="268"><span class="lineNum"> 268 </span> : }</a>
|
|
<a name="269"><span class="lineNum"> 269 </span> : </a>
|
|
<a name="270"><span class="lineNum"> 270 </span> : /* Read and parse a command, returning the status of the parse. The command</a>
|
|
<a name="271"><span class="lineNum"> 271 </span> : is left in the globval variable GLOBAL_COMMAND for use by reader_loop.</a>
|
|
<a name="272"><span class="lineNum"> 272 </span> : This is where the shell timeout code is executed. */</a>
|
|
<a name="273"><span class="lineNum"> 273 </span> : int</a>
|
|
<a name="274"><span class="lineNum"> 274 </span><span class="lineCov"> 188631687 : read_command ()</span></a>
|
|
<a name="275"><span class="lineNum"> 275 </span> : {</a>
|
|
<a name="276"><span class="lineNum"> 276 </span><span class="lineCov"> 188631687 : SHELL_VAR *tmout_var;</span></a>
|
|
<a name="277"><span class="lineNum"> 277 </span><span class="lineCov"> 188631687 : int tmout_len, result;</span></a>
|
|
<a name="278"><span class="lineNum"> 278 </span><span class="lineCov"> 188631687 : SigHandler *old_alrm;</span></a>
|
|
<a name="279"><span class="lineNum"> 279 </span> : </a>
|
|
<a name="280"><span class="lineNum"> 280 </span><span class="lineCov"> 188631687 : set_current_prompt_level (1);</span></a>
|
|
<a name="281"><span class="lineNum"> 281 </span><span class="lineCov"> 188631687 : global_command = (COMMAND *)NULL;</span></a>
|
|
<a name="282"><span class="lineNum"> 282 </span> : </a>
|
|
<a name="283"><span class="lineNum"> 283 </span> : /* Only do timeouts if interactive. */</a>
|
|
<a name="284"><span class="lineNum"> 284 </span><span class="lineCov"> 188631687 : tmout_var = (SHELL_VAR *)NULL;</span></a>
|
|
<a name="285"><span class="lineNum"> 285 </span><span class="lineCov"> 188631687 : tmout_len = 0;</span></a>
|
|
<a name="286"><span class="lineNum"> 286 </span><span class="lineCov"> 188631687 : old_alrm = (SigHandler *)NULL;</span></a>
|
|
<a name="287"><span class="lineNum"> 287 </span> : </a>
|
|
<a name="288"><span class="lineNum"> 288 </span><span class="lineCov"> 188631687 : if (interactive)</span></a>
|
|
<a name="289"><span class="lineNum"> 289 </span> : {</a>
|
|
<a name="290"><span class="lineNum"> 290 </span><span class="lineNoCov"> 0 : tmout_var = find_variable ("TMOUT");</span></a>
|
|
<a name="291"><span class="lineNum"> 291 </span> : </a>
|
|
<a name="292"><span class="lineNum"> 292 </span><span class="lineNoCov"> 0 : if (tmout_var && var_isset (tmout_var))</span></a>
|
|
<a name="293"><span class="lineNum"> 293 </span> : {</a>
|
|
<a name="294"><span class="lineNum"> 294 </span><span class="lineNoCov"> 0 : tmout_len = atoi (value_cell (tmout_var));</span></a>
|
|
<a name="295"><span class="lineNum"> 295 </span><span class="lineNoCov"> 0 : if (tmout_len > 0)</span></a>
|
|
<a name="296"><span class="lineNum"> 296 </span> : {</a>
|
|
<a name="297"><span class="lineNum"> 297 </span><span class="lineNoCov"> 0 : old_alrm = set_signal_handler (SIGALRM, alrm_catcher);</span></a>
|
|
<a name="298"><span class="lineNum"> 298 </span><span class="lineNoCov"> 0 : alarm (tmout_len);</span></a>
|
|
<a name="299"><span class="lineNum"> 299 </span> : }</a>
|
|
<a name="300"><span class="lineNum"> 300 </span> : }</a>
|
|
<a name="301"><span class="lineNum"> 301 </span> : }</a>
|
|
<a name="302"><span class="lineNum"> 302 </span> : </a>
|
|
<a name="303"><span class="lineNum"> 303 </span><span class="lineCov"> 188631687 : QUIT;</span></a>
|
|
<a name="304"><span class="lineNum"> 304 </span> : </a>
|
|
<a name="305"><span class="lineNum"> 305 </span><span class="lineCov"> 188631687 : current_command_line_count = 0;</span></a>
|
|
<a name="306"><span class="lineNum"> 306 </span><span class="lineCov"> 188631687 : result = parse_command ();</span></a>
|
|
<a name="307"><span class="lineNum"> 307 </span> : </a>
|
|
<a name="308"><span class="lineNum"> 308 </span><span class="lineCov"> 188631481 : if (interactive && tmout_var && (tmout_len > 0))</span></a>
|
|
<a name="309"><span class="lineNum"> 309 </span> : {</a>
|
|
<a name="310"><span class="lineNum"> 310 </span><span class="lineNoCov"> 0 : alarm(0);</span></a>
|
|
<a name="311"><span class="lineNum"> 311 </span><span class="lineNoCov"> 0 : set_signal_handler (SIGALRM, old_alrm);</span></a>
|
|
<a name="312"><span class="lineNum"> 312 </span> : }</a>
|
|
<a name="313"><span class="lineNum"> 313 </span> : </a>
|
|
<a name="314"><span class="lineNum"> 314 </span><span class="lineCov"> 188631481 : return (result);</span></a>
|
|
<a name="315"><span class="lineNum"> 315 </span> : }</a>
|
|
</pre>
|
|
</td>
|
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</tr>
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</table>
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<br>
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<table width="100%" border=0 cellspacing=0 cellpadding=0>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
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<tr><td class="versionInfo">Generated by: <a href="http://ltp.sourceforge.net/coverage/lcov.php" target="_parent">LCOV version 1.14.0.6.4058</a></td></tr>
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</table>
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<br>
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</body>
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</html>
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