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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LCOV - cov-bash.info - builtins/set.def</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
</head>
<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">builtins</a> - set.def<span style="font-size: 80%;"> (source / <a href="set.def.func-sort-c.html">functions</a>)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">cov-bash.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">115</td>
<td class="headerCovTableEntry">322</td>
<td class="headerCovTableEntryLo">35.7 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2020-10-29 14:49:28</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">8</td>
<td class="headerCovTableEntry">19</td>
<td class="headerCovTableEntryLo">42.1 %</td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
</tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
<table cellpadding=0 cellspacing=0 border=0>
<tr>
<td><br></td>
</tr>
<tr>
<td>
<pre class="sourceHeading"> Line data Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum"> 1 </span> : This file is set.def, from which is created set.c.</a>
<a name="2"><span class="lineNum"> 2 </span> : It implements the &quot;set&quot; and &quot;unset&quot; builtins in Bash.</a>
<a name="3"><span class="lineNum"> 3 </span> : </a>
<a name="4"><span class="lineNum"> 4 </span> : Copyright (C) 1987-2015 Free Software Foundation, Inc.</a>
<a name="5"><span class="lineNum"> 5 </span> : </a>
<a name="6"><span class="lineNum"> 6 </span> : This file is part of GNU Bash, the Bourne Again SHell.</a>
<a name="7"><span class="lineNum"> 7 </span> : </a>
<a name="8"><span class="lineNum"> 8 </span> : Bash is free software: you can redistribute it and/or modify</a>
<a name="9"><span class="lineNum"> 9 </span> : it under the terms of the GNU General Public License as published by</a>
<a name="10"><span class="lineNum"> 10 </span> : the Free Software Foundation, either version 3 of the License, or</a>
<a name="11"><span class="lineNum"> 11 </span> : (at your option) any later version.</a>
<a name="12"><span class="lineNum"> 12 </span> : </a>
<a name="13"><span class="lineNum"> 13 </span> : Bash is distributed in the hope that it will be useful,</a>
<a name="14"><span class="lineNum"> 14 </span> : but WITHOUT ANY WARRANTY; without even the implied warranty of</a>
<a name="15"><span class="lineNum"> 15 </span> : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</a>
<a name="16"><span class="lineNum"> 16 </span> : GNU General Public License for more details.</a>
<a name="17"><span class="lineNum"> 17 </span> : </a>
<a name="18"><span class="lineNum"> 18 </span> : You should have received a copy of the GNU General Public License</a>
<a name="19"><span class="lineNum"> 19 </span> : along with Bash. If not, see &lt;http://www.gnu.org/licenses/&gt;.</a>
<a name="20"><span class="lineNum"> 20 </span> : </a>
<a name="21"><span class="lineNum"> 21 </span> : $PRODUCES set.c</a>
<a name="22"><span class="lineNum"> 22 </span> : </a>
<a name="23"><span class="lineNum"> 23 </span> : #include &lt;config.h&gt;</a>
<a name="24"><span class="lineNum"> 24 </span> : </a>
<a name="25"><span class="lineNum"> 25 </span> : #if defined (HAVE_UNISTD_H)</a>
<a name="26"><span class="lineNum"> 26 </span> : # ifdef _MINIX</a>
<a name="27"><span class="lineNum"> 27 </span> : # include &lt;sys/types.h&gt;</a>
<a name="28"><span class="lineNum"> 28 </span> : # endif</a>
<a name="29"><span class="lineNum"> 29 </span> : # include &lt;unistd.h&gt;</a>
<a name="30"><span class="lineNum"> 30 </span> : #endif</a>
<a name="31"><span class="lineNum"> 31 </span> : </a>
<a name="32"><span class="lineNum"> 32 </span> : #include &lt;stdio.h&gt;</a>
<a name="33"><span class="lineNum"> 33 </span> : </a>
<a name="34"><span class="lineNum"> 34 </span> : #include &quot;../bashansi.h&quot;</a>
<a name="35"><span class="lineNum"> 35 </span> : #include &quot;../bashintl.h&quot;</a>
<a name="36"><span class="lineNum"> 36 </span> : </a>
<a name="37"><span class="lineNum"> 37 </span> : #include &quot;../shell.h&quot;</a>
<a name="38"><span class="lineNum"> 38 </span> : #include &quot;../flags.h&quot;</a>
<a name="39"><span class="lineNum"> 39 </span> : #include &quot;common.h&quot;</a>
<a name="40"><span class="lineNum"> 40 </span> : #include &quot;bashgetopt.h&quot;</a>
<a name="41"><span class="lineNum"> 41 </span> : </a>
<a name="42"><span class="lineNum"> 42 </span> : #if defined (READLINE)</a>
<a name="43"><span class="lineNum"> 43 </span> : # include &quot;../input.h&quot;</a>
<a name="44"><span class="lineNum"> 44 </span> : # include &quot;../bashline.h&quot;</a>
<a name="45"><span class="lineNum"> 45 </span> : # include &lt;readline/readline.h&gt;</a>
<a name="46"><span class="lineNum"> 46 </span> : #endif</a>
<a name="47"><span class="lineNum"> 47 </span> : </a>
<a name="48"><span class="lineNum"> 48 </span> : #if defined (HISTORY)</a>
<a name="49"><span class="lineNum"> 49 </span> : # include &quot;../bashhist.h&quot;</a>
<a name="50"><span class="lineNum"> 50 </span> : #endif</a>
<a name="51"><span class="lineNum"> 51 </span> : </a>
<a name="52"><span class="lineNum"> 52 </span> : extern int posixly_correct, ignoreeof, eof_encountered_limit;</a>
<a name="53"><span class="lineNum"> 53 </span> : #if defined (HISTORY)</a>
<a name="54"><span class="lineNum"> 54 </span> : extern int dont_save_function_defs;</a>
<a name="55"><span class="lineNum"> 55 </span> : #endif</a>
<a name="56"><span class="lineNum"> 56 </span> : #if defined (READLINE)</a>
<a name="57"><span class="lineNum"> 57 </span> : extern int no_line_editing;</a>
<a name="58"><span class="lineNum"> 58 </span> : #endif /* READLINE */</a>
<a name="59"><span class="lineNum"> 59 </span> : </a>
<a name="60"><span class="lineNum"> 60 </span> : $BUILTIN set</a>
<a name="61"><span class="lineNum"> 61 </span> : $FUNCTION set_builtin</a>
<a name="62"><span class="lineNum"> 62 </span> : $SHORT_DOC set [-abefhkmnptuvxBCHP] [-o option-name] [--] [arg ...]</a>
<a name="63"><span class="lineNum"> 63 </span> : Set or unset values of shell options and positional parameters.</a>
<a name="64"><span class="lineNum"> 64 </span> : </a>
<a name="65"><span class="lineNum"> 65 </span> : Change the value of shell attributes and positional parameters, or</a>
<a name="66"><span class="lineNum"> 66 </span> : display the names and values of shell variables.</a>
<a name="67"><span class="lineNum"> 67 </span> : </a>
<a name="68"><span class="lineNum"> 68 </span> : Options:</a>
<a name="69"><span class="lineNum"> 69 </span> : -a Mark variables which are modified or created for export.</a>
<a name="70"><span class="lineNum"> 70 </span> : -b Notify of job termination immediately.</a>
<a name="71"><span class="lineNum"> 71 </span> : -e Exit immediately if a command exits with a non-zero status.</a>
<a name="72"><span class="lineNum"> 72 </span> : -f Disable file name generation (globbing).</a>
<a name="73"><span class="lineNum"> 73 </span> : -h Remember the location of commands as they are looked up.</a>
<a name="74"><span class="lineNum"> 74 </span> : -k All assignment arguments are placed in the environment for a</a>
<a name="75"><span class="lineNum"> 75 </span> : command, not just those that precede the command name.</a>
<a name="76"><span class="lineNum"> 76 </span> : -m Job control is enabled.</a>
<a name="77"><span class="lineNum"> 77 </span> : -n Read commands but do not execute them.</a>
<a name="78"><span class="lineNum"> 78 </span> : -o option-name</a>
<a name="79"><span class="lineNum"> 79 </span> : Set the variable corresponding to option-name:</a>
<a name="80"><span class="lineNum"> 80 </span> : allexport same as -a</a>
<a name="81"><span class="lineNum"> 81 </span> : braceexpand same as -B</a>
<a name="82"><span class="lineNum"> 82 </span> : #if defined (READLINE)</a>
<a name="83"><span class="lineNum"> 83 </span> : emacs use an emacs-style line editing interface</a>
<a name="84"><span class="lineNum"> 84 </span> : #endif /* READLINE */</a>
<a name="85"><span class="lineNum"> 85 </span> : errexit same as -e</a>
<a name="86"><span class="lineNum"> 86 </span> : errtrace same as -E</a>
<a name="87"><span class="lineNum"> 87 </span> : functrace same as -T</a>
<a name="88"><span class="lineNum"> 88 </span> : hashall same as -h</a>
<a name="89"><span class="lineNum"> 89 </span> : #if defined (BANG_HISTORY)</a>
<a name="90"><span class="lineNum"> 90 </span> : histexpand same as -H</a>
<a name="91"><span class="lineNum"> 91 </span> : #endif /* BANG_HISTORY */</a>
<a name="92"><span class="lineNum"> 92 </span> : #if defined (HISTORY)</a>
<a name="93"><span class="lineNum"> 93 </span> : history enable command history</a>
<a name="94"><span class="lineNum"> 94 </span> : #endif</a>
<a name="95"><span class="lineNum"> 95 </span> : ignoreeof the shell will not exit upon reading EOF</a>
<a name="96"><span class="lineNum"> 96 </span> : interactive-comments</a>
<a name="97"><span class="lineNum"> 97 </span> : allow comments to appear in interactive commands</a>
<a name="98"><span class="lineNum"> 98 </span> : keyword same as -k</a>
<a name="99"><span class="lineNum"> 99 </span> : #if defined (JOB_CONTROL)</a>
<a name="100"><span class="lineNum"> 100 </span> : monitor same as -m</a>
<a name="101"><span class="lineNum"> 101 </span> : #endif</a>
<a name="102"><span class="lineNum"> 102 </span> : noclobber same as -C</a>
<a name="103"><span class="lineNum"> 103 </span> : noexec same as -n</a>
<a name="104"><span class="lineNum"> 104 </span> : noglob same as -f</a>
<a name="105"><span class="lineNum"> 105 </span> : nolog currently accepted but ignored</a>
<a name="106"><span class="lineNum"> 106 </span> : #if defined (JOB_CONTROL)</a>
<a name="107"><span class="lineNum"> 107 </span> : notify same as -b</a>
<a name="108"><span class="lineNum"> 108 </span> : #endif</a>
<a name="109"><span class="lineNum"> 109 </span> : nounset same as -u</a>
<a name="110"><span class="lineNum"> 110 </span> : onecmd same as -t</a>
<a name="111"><span class="lineNum"> 111 </span> : physical same as -P</a>
<a name="112"><span class="lineNum"> 112 </span> : pipefail the return value of a pipeline is the status of</a>
<a name="113"><span class="lineNum"> 113 </span> : the last command to exit with a non-zero status,</a>
<a name="114"><span class="lineNum"> 114 </span> : or zero if no command exited with a non-zero status</a>
<a name="115"><span class="lineNum"> 115 </span> : posix change the behavior of bash where the default</a>
<a name="116"><span class="lineNum"> 116 </span> : operation differs from the Posix standard to</a>
<a name="117"><span class="lineNum"> 117 </span> : match the standard</a>
<a name="118"><span class="lineNum"> 118 </span> : privileged same as -p</a>
<a name="119"><span class="lineNum"> 119 </span> : verbose same as -v</a>
<a name="120"><span class="lineNum"> 120 </span> : #if defined (READLINE)</a>
<a name="121"><span class="lineNum"> 121 </span> : vi use a vi-style line editing interface</a>
<a name="122"><span class="lineNum"> 122 </span> : #endif /* READLINE */</a>
<a name="123"><span class="lineNum"> 123 </span> : xtrace same as -x</a>
<a name="124"><span class="lineNum"> 124 </span> : -p Turned on whenever the real and effective user ids do not match.</a>
<a name="125"><span class="lineNum"> 125 </span> : Disables processing of the $ENV file and importing of shell</a>
<a name="126"><span class="lineNum"> 126 </span> : functions. Turning this option off causes the effective uid and</a>
<a name="127"><span class="lineNum"> 127 </span> : gid to be set to the real uid and gid.</a>
<a name="128"><span class="lineNum"> 128 </span> : -t Exit after reading and executing one command.</a>
<a name="129"><span class="lineNum"> 129 </span> : -u Treat unset variables as an error when substituting.</a>
<a name="130"><span class="lineNum"> 130 </span> : -v Print shell input lines as they are read.</a>
<a name="131"><span class="lineNum"> 131 </span> : -x Print commands and their arguments as they are executed.</a>
<a name="132"><span class="lineNum"> 132 </span> : #if defined (BRACE_EXPANSION)</a>
<a name="133"><span class="lineNum"> 133 </span> : -B the shell will perform brace expansion</a>
<a name="134"><span class="lineNum"> 134 </span> : #endif /* BRACE_EXPANSION */</a>
<a name="135"><span class="lineNum"> 135 </span> : -C If set, disallow existing regular files to be overwritten</a>
<a name="136"><span class="lineNum"> 136 </span> : by redirection of output.</a>
<a name="137"><span class="lineNum"> 137 </span> : -E If set, the ERR trap is inherited by shell functions.</a>
<a name="138"><span class="lineNum"> 138 </span> : #if defined (BANG_HISTORY)</a>
<a name="139"><span class="lineNum"> 139 </span> : -H Enable ! style history substitution. This flag is on</a>
<a name="140"><span class="lineNum"> 140 </span> : by default when the shell is interactive.</a>
<a name="141"><span class="lineNum"> 141 </span> : #endif /* BANG_HISTORY */</a>
<a name="142"><span class="lineNum"> 142 </span> : -P If set, do not resolve symbolic links when executing commands</a>
<a name="143"><span class="lineNum"> 143 </span> : such as cd which change the current directory.</a>
<a name="144"><span class="lineNum"> 144 </span> : -T If set, the DEBUG and RETURN traps are inherited by shell functions.</a>
<a name="145"><span class="lineNum"> 145 </span> : -- Assign any remaining arguments to the positional parameters.</a>
<a name="146"><span class="lineNum"> 146 </span> : If there are no remaining arguments, the positional parameters</a>
<a name="147"><span class="lineNum"> 147 </span> : are unset.</a>
<a name="148"><span class="lineNum"> 148 </span> : - Assign any remaining arguments to the positional parameters.</a>
<a name="149"><span class="lineNum"> 149 </span> : The -x and -v options are turned off.</a>
<a name="150"><span class="lineNum"> 150 </span> : </a>
<a name="151"><span class="lineNum"> 151 </span> : Using + rather than - causes these flags to be turned off. The</a>
<a name="152"><span class="lineNum"> 152 </span> : flags can also be used upon invocation of the shell. The current</a>
<a name="153"><span class="lineNum"> 153 </span> : set of flags may be found in $-. The remaining n ARGs are positional</a>
<a name="154"><span class="lineNum"> 154 </span> : parameters and are assigned, in order, to $1, $2, .. $n. If no</a>
<a name="155"><span class="lineNum"> 155 </span> : ARGs are given, all shell variables are printed.</a>
<a name="156"><span class="lineNum"> 156 </span> : </a>
<a name="157"><span class="lineNum"> 157 </span> : Exit Status:</a>
<a name="158"><span class="lineNum"> 158 </span> : Returns success unless an invalid option is given.</a>
<a name="159"><span class="lineNum"> 159 </span> : $END</a>
<a name="160"><span class="lineNum"> 160 </span> : </a>
<a name="161"><span class="lineNum"> 161 </span> : typedef int setopt_set_func_t __P((int, char *));</a>
<a name="162"><span class="lineNum"> 162 </span> : typedef int setopt_get_func_t __P((char *));</a>
<a name="163"><span class="lineNum"> 163 </span> : </a>
<a name="164"><span class="lineNum"> 164 </span> : static void print_minus_o_option __P((char *, int, int));</a>
<a name="165"><span class="lineNum"> 165 </span> : static void print_all_shell_variables __P((void));</a>
<a name="166"><span class="lineNum"> 166 </span> : </a>
<a name="167"><span class="lineNum"> 167 </span> : static int set_ignoreeof __P((int, char *));</a>
<a name="168"><span class="lineNum"> 168 </span> : static int set_posix_mode __P((int, char *));</a>
<a name="169"><span class="lineNum"> 169 </span> : </a>
<a name="170"><span class="lineNum"> 170 </span> : #if defined (READLINE)</a>
<a name="171"><span class="lineNum"> 171 </span> : static int set_edit_mode __P((int, char *));</a>
<a name="172"><span class="lineNum"> 172 </span> : static int get_edit_mode __P((char *));</a>
<a name="173"><span class="lineNum"> 173 </span> : #endif</a>
<a name="174"><span class="lineNum"> 174 </span> : </a>
<a name="175"><span class="lineNum"> 175 </span> : #if defined (HISTORY)</a>
<a name="176"><span class="lineNum"> 176 </span> : static int bash_set_history __P((int, char *));</a>
<a name="177"><span class="lineNum"> 177 </span> : #endif</a>
<a name="178"><span class="lineNum"> 178 </span> : </a>
<a name="179"><span class="lineNum"> 179 </span> : static const char * const on = &quot;on&quot;;</a>
<a name="180"><span class="lineNum"> 180 </span> : static const char * const off = &quot;off&quot;;</a>
<a name="181"><span class="lineNum"> 181 </span> : </a>
<a name="182"><span class="lineNum"> 182 </span> : static int previous_option_value;</a>
<a name="183"><span class="lineNum"> 183 </span> : </a>
<a name="184"><span class="lineNum"> 184 </span> : /* A struct used to match long options for set -o to the corresponding</a>
<a name="185"><span class="lineNum"> 185 </span> : option letter or internal variable. The functions can be called to</a>
<a name="186"><span class="lineNum"> 186 </span> : dynamically generate values. If you add a new variable name here</a>
<a name="187"><span class="lineNum"> 187 </span> : that doesn't have a corresponding single-character option letter, make</a>
<a name="188"><span class="lineNum"> 188 </span> : sure to set the value appropriately in reset_shell_options. */</a>
<a name="189"><span class="lineNum"> 189 </span> : const struct {</a>
<a name="190"><span class="lineNum"> 190 </span> : char *name;</a>
<a name="191"><span class="lineNum"> 191 </span> : int letter;</a>
<a name="192"><span class="lineNum"> 192 </span> : int *variable;</a>
<a name="193"><span class="lineNum"> 193 </span> : setopt_set_func_t *set_func;</a>
<a name="194"><span class="lineNum"> 194 </span> : setopt_get_func_t *get_func;</a>
<a name="195"><span class="lineNum"> 195 </span> : } o_options[] = {</a>
<a name="196"><span class="lineNum"> 196 </span> : { &quot;allexport&quot;, 'a', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="197"><span class="lineNum"> 197 </span> : #if defined (BRACE_EXPANSION)</a>
<a name="198"><span class="lineNum"> 198 </span> : { &quot;braceexpand&quot;,'B', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="199"><span class="lineNum"> 199 </span> : #endif</a>
<a name="200"><span class="lineNum"> 200 </span> : #if defined (READLINE)</a>
<a name="201"><span class="lineNum"> 201 </span> : { &quot;emacs&quot;, '\0', (int *)NULL, set_edit_mode, get_edit_mode },</a>
<a name="202"><span class="lineNum"> 202 </span> : #endif</a>
<a name="203"><span class="lineNum"> 203 </span> : { &quot;errexit&quot;, 'e', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="204"><span class="lineNum"> 204 </span> : { &quot;errtrace&quot;, 'E', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="205"><span class="lineNum"> 205 </span> : { &quot;functrace&quot;, 'T', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="206"><span class="lineNum"> 206 </span> : { &quot;hashall&quot;, 'h', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="207"><span class="lineNum"> 207 </span> : #if defined (BANG_HISTORY)</a>
<a name="208"><span class="lineNum"> 208 </span> : { &quot;histexpand&quot;, 'H', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="209"><span class="lineNum"> 209 </span> : #endif /* BANG_HISTORY */</a>
<a name="210"><span class="lineNum"> 210 </span> : #if defined (HISTORY)</a>
<a name="211"><span class="lineNum"> 211 </span> : { &quot;history&quot;, '\0', &amp;enable_history_list, bash_set_history, (setopt_get_func_t *)NULL },</a>
<a name="212"><span class="lineNum"> 212 </span> : #endif</a>
<a name="213"><span class="lineNum"> 213 </span> : { &quot;ignoreeof&quot;, '\0', &amp;ignoreeof, set_ignoreeof, (setopt_get_func_t *)NULL },</a>
<a name="214"><span class="lineNum"> 214 </span> : { &quot;interactive-comments&quot;, '\0', &amp;interactive_comments, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="215"><span class="lineNum"> 215 </span> : { &quot;keyword&quot;, 'k', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="216"><span class="lineNum"> 216 </span> : #if defined (JOB_CONTROL)</a>
<a name="217"><span class="lineNum"> 217 </span> : { &quot;monitor&quot;, 'm', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="218"><span class="lineNum"> 218 </span> : #endif</a>
<a name="219"><span class="lineNum"> 219 </span> : { &quot;noclobber&quot;, 'C', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="220"><span class="lineNum"> 220 </span> : { &quot;noexec&quot;, 'n', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="221"><span class="lineNum"> 221 </span> : { &quot;noglob&quot;, 'f', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="222"><span class="lineNum"> 222 </span> : #if defined (HISTORY)</a>
<a name="223"><span class="lineNum"> 223 </span> : { &quot;nolog&quot;, '\0', &amp;dont_save_function_defs, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="224"><span class="lineNum"> 224 </span> : #endif</a>
<a name="225"><span class="lineNum"> 225 </span> : #if defined (JOB_CONTROL)</a>
<a name="226"><span class="lineNum"> 226 </span> : { &quot;notify&quot;, 'b', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="227"><span class="lineNum"> 227 </span> : #endif /* JOB_CONTROL */</a>
<a name="228"><span class="lineNum"> 228 </span> : { &quot;nounset&quot;, 'u', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="229"><span class="lineNum"> 229 </span> : { &quot;onecmd&quot;, 't', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="230"><span class="lineNum"> 230 </span> : { &quot;physical&quot;, 'P', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="231"><span class="lineNum"> 231 </span> : { &quot;pipefail&quot;, '\0', &amp;pipefail_opt, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="232"><span class="lineNum"> 232 </span> : { &quot;posix&quot;, '\0', &amp;posixly_correct, set_posix_mode, (setopt_get_func_t *)NULL },</a>
<a name="233"><span class="lineNum"> 233 </span> : { &quot;privileged&quot;, 'p', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="234"><span class="lineNum"> 234 </span> : { &quot;verbose&quot;, 'v', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="235"><span class="lineNum"> 235 </span> : #if defined (READLINE)</a>
<a name="236"><span class="lineNum"> 236 </span> : { &quot;vi&quot;, '\0', (int *)NULL, set_edit_mode, get_edit_mode },</a>
<a name="237"><span class="lineNum"> 237 </span> : #endif</a>
<a name="238"><span class="lineNum"> 238 </span> : { &quot;xtrace&quot;, 'x', (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="239"><span class="lineNum"> 239 </span> : {(char *)NULL, 0 , (int *)NULL, (setopt_set_func_t *)NULL, (setopt_get_func_t *)NULL },</a>
<a name="240"><span class="lineNum"> 240 </span> : };</a>
<a name="241"><span class="lineNum"> 241 </span> : </a>
<a name="242"><span class="lineNum"> 242 </span> : #define N_O_OPTIONS (sizeof (o_options) / sizeof (o_options[0]))</a>
<a name="243"><span class="lineNum"> 243 </span> : </a>
<a name="244"><span class="lineNum"> 244 </span> : #define GET_BINARY_O_OPTION_VALUE(i, name) \</a>
<a name="245"><span class="lineNum"> 245 </span> : ((o_options[i].get_func) ? (*o_options[i].get_func) (name) \</a>
<a name="246"><span class="lineNum"> 246 </span> : : (*o_options[i].variable))</a>
<a name="247"><span class="lineNum"> 247 </span> : </a>
<a name="248"><span class="lineNum"> 248 </span> : #define SET_BINARY_O_OPTION_VALUE(i, onoff, name) \</a>
<a name="249"><span class="lineNum"> 249 </span> : ((o_options[i].set_func) ? (*o_options[i].set_func) (onoff, name) \</a>
<a name="250"><span class="lineNum"> 250 </span> : : (*o_options[i].variable = (onoff == FLAG_ON)))</a>
<a name="251"><span class="lineNum"> 251 </span> : </a>
<a name="252"><span class="lineNum"> 252 </span> : int</a>
<a name="253"><span class="lineNum"> 253 </span><span class="lineCov"> 11 : minus_o_option_value (name)</span></a>
<a name="254"><span class="lineNum"> 254 </span> : char *name;</a>
<a name="255"><span class="lineNum"> 255 </span> : {</a>
<a name="256"><span class="lineNum"> 256 </span><span class="lineCov"> 11 : register int i;</span></a>
<a name="257"><span class="lineNum"> 257 </span><span class="lineCov"> 11 : int *on_or_off;</span></a>
<a name="258"><span class="lineNum"> 258 </span> : </a>
<a name="259"><span class="lineNum"> 259 </span><span class="lineCov"> 308 : for (i = 0; o_options[i].name; i++)</span></a>
<a name="260"><span class="lineNum"> 260 </span> : {</a>
<a name="261"><span class="lineNum"> 261 </span><span class="lineCov"> 297 : if (STREQ (name, o_options[i].name))</span></a>
<a name="262"><span class="lineNum"> 262 </span> : {</a>
<a name="263"><span class="lineNum"> 263 </span><span class="lineNoCov"> 0 : if (o_options[i].letter)</span></a>
<a name="264"><span class="lineNum"> 264 </span> : {</a>
<a name="265"><span class="lineNum"> 265 </span><span class="lineNoCov"> 0 : on_or_off = find_flag (o_options[i].letter);</span></a>
<a name="266"><span class="lineNum"> 266 </span><span class="lineNoCov"> 0 : return ((on_or_off == FLAG_UNKNOWN) ? -1 : *on_or_off);</span></a>
<a name="267"><span class="lineNum"> 267 </span> : }</a>
<a name="268"><span class="lineNum"> 268 </span> : else</a>
<a name="269"><span class="lineNum"> 269 </span><span class="lineNoCov"> 0 : return (GET_BINARY_O_OPTION_VALUE (i, name));</span></a>
<a name="270"><span class="lineNum"> 270 </span> : }</a>
<a name="271"><span class="lineNum"> 271 </span> : }</a>
<a name="272"><span class="lineNum"> 272 </span> : </a>
<a name="273"><span class="lineNum"> 273 </span> : return (-1);</a>
<a name="274"><span class="lineNum"> 274 </span> : }</a>
<a name="275"><span class="lineNum"> 275 </span> : </a>
<a name="276"><span class="lineNum"> 276 </span> : #define MINUS_O_FORMAT &quot;%-15s\t%s\n&quot;</a>
<a name="277"><span class="lineNum"> 277 </span> : </a>
<a name="278"><span class="lineNum"> 278 </span> : static void</a>
<a name="279"><span class="lineNum"> 279 </span><span class="lineNoCov"> 0 : print_minus_o_option (name, value, pflag)</span></a>
<a name="280"><span class="lineNum"> 280 </span> : char *name;</a>
<a name="281"><span class="lineNum"> 281 </span> : int value, pflag;</a>
<a name="282"><span class="lineNum"> 282 </span> : {</a>
<a name="283"><span class="lineNum"> 283 </span><span class="lineNoCov"> 0 : if (pflag == 0)</span></a>
<a name="284"><span class="lineNum"> 284 </span><span class="lineNoCov"> 0 : printf (MINUS_O_FORMAT, name, value ? on : off);</span></a>
<a name="285"><span class="lineNum"> 285 </span> : else</a>
<a name="286"><span class="lineNum"> 286 </span><span class="lineNoCov"> 0 : printf (&quot;set %co %s\n&quot;, value ? '-' : '+', name);</span></a>
<a name="287"><span class="lineNum"> 287 </span><span class="lineNoCov"> 0 : }</span></a>
<a name="288"><span class="lineNum"> 288 </span> : </a>
<a name="289"><span class="lineNum"> 289 </span> : void</a>
<a name="290"><span class="lineNum"> 290 </span><span class="lineNoCov"> 0 : list_minus_o_opts (mode, reusable)</span></a>
<a name="291"><span class="lineNum"> 291 </span> : int mode, reusable;</a>
<a name="292"><span class="lineNum"> 292 </span> : {</a>
<a name="293"><span class="lineNum"> 293 </span><span class="lineNoCov"> 0 : register int i;</span></a>
<a name="294"><span class="lineNum"> 294 </span><span class="lineNoCov"> 0 : int *on_or_off, value;</span></a>
<a name="295"><span class="lineNum"> 295 </span> : </a>
<a name="296"><span class="lineNum"> 296 </span><span class="lineNoCov"> 0 : for (i = 0; o_options[i].name; i++)</span></a>
<a name="297"><span class="lineNum"> 297 </span> : {</a>
<a name="298"><span class="lineNum"> 298 </span><span class="lineNoCov"> 0 : if (o_options[i].letter)</span></a>
<a name="299"><span class="lineNum"> 299 </span> : {</a>
<a name="300"><span class="lineNum"> 300 </span><span class="lineNoCov"> 0 : value = 0;</span></a>
<a name="301"><span class="lineNum"> 301 </span><span class="lineNoCov"> 0 : on_or_off = find_flag (o_options[i].letter);</span></a>
<a name="302"><span class="lineNum"> 302 </span><span class="lineNoCov"> 0 : if (on_or_off == FLAG_UNKNOWN)</span></a>
<a name="303"><span class="lineNum"> 303 </span><span class="lineNoCov"> 0 : on_or_off = &amp;value;</span></a>
<a name="304"><span class="lineNum"> 304 </span><span class="lineNoCov"> 0 : if (mode == -1 || mode == *on_or_off)</span></a>
<a name="305"><span class="lineNum"> 305 </span><span class="lineNoCov"> 0 : print_minus_o_option (o_options[i].name, *on_or_off, reusable);</span></a>
<a name="306"><span class="lineNum"> 306 </span> : }</a>
<a name="307"><span class="lineNum"> 307 </span> : else</a>
<a name="308"><span class="lineNum"> 308 </span> : {</a>
<a name="309"><span class="lineNum"> 309 </span><span class="lineNoCov"> 0 : value = GET_BINARY_O_OPTION_VALUE (i, o_options[i].name);</span></a>
<a name="310"><span class="lineNum"> 310 </span><span class="lineNoCov"> 0 : if (mode == -1 || mode == value)</span></a>
<a name="311"><span class="lineNum"> 311 </span><span class="lineNoCov"> 0 : print_minus_o_option (o_options[i].name, value, reusable);</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="lineNoCov"> 0 : }</span></a>
<a name="315"><span class="lineNum"> 315 </span> : </a>
<a name="316"><span class="lineNum"> 316 </span> : char **</a>
<a name="317"><span class="lineNum"> 317 </span><span class="lineNoCov"> 0 : get_minus_o_opts ()</span></a>
<a name="318"><span class="lineNum"> 318 </span> : {</a>
<a name="319"><span class="lineNum"> 319 </span><span class="lineNoCov"> 0 : char **ret;</span></a>
<a name="320"><span class="lineNum"> 320 </span><span class="lineNoCov"> 0 : int i;</span></a>
<a name="321"><span class="lineNum"> 321 </span> : </a>
<a name="322"><span class="lineNum"> 322 </span><span class="lineNoCov"> 0 : ret = strvec_create (N_O_OPTIONS + 1);</span></a>
<a name="323"><span class="lineNum"> 323 </span><span class="lineNoCov"> 0 : for (i = 0; o_options[i].name; i++)</span></a>
<a name="324"><span class="lineNum"> 324 </span><span class="lineNoCov"> 0 : ret[i] = o_options[i].name;</span></a>
<a name="325"><span class="lineNum"> 325 </span><span class="lineNoCov"> 0 : ret[i] = (char *)NULL;</span></a>
<a name="326"><span class="lineNum"> 326 </span><span class="lineNoCov"> 0 : return ret;</span></a>
<a name="327"><span class="lineNum"> 327 </span> : }</a>
<a name="328"><span class="lineNum"> 328 </span> : </a>
<a name="329"><span class="lineNum"> 329 </span> : char *</a>
<a name="330"><span class="lineNum"> 330 </span><span class="lineNoCov"> 0 : get_current_options ()</span></a>
<a name="331"><span class="lineNum"> 331 </span> : {</a>
<a name="332"><span class="lineNum"> 332 </span><span class="lineNoCov"> 0 : char *temp;</span></a>
<a name="333"><span class="lineNum"> 333 </span><span class="lineNoCov"> 0 : int i;</span></a>
<a name="334"><span class="lineNum"> 334 </span> : </a>
<a name="335"><span class="lineNum"> 335 </span><span class="lineNoCov"> 0 : temp = (char *)xmalloc (1 + N_O_OPTIONS);</span></a>
<a name="336"><span class="lineNum"> 336 </span><span class="lineNoCov"> 0 : for (i = 0; o_options[i].name; i++)</span></a>
<a name="337"><span class="lineNum"> 337 </span> : {</a>
<a name="338"><span class="lineNum"> 338 </span><span class="lineNoCov"> 0 : if (o_options[i].letter)</span></a>
<a name="339"><span class="lineNum"> 339 </span><span class="lineNoCov"> 0 : temp[i] = *(find_flag (o_options[i].letter));</span></a>
<a name="340"><span class="lineNum"> 340 </span> : else</a>
<a name="341"><span class="lineNum"> 341 </span><span class="lineNoCov"> 0 : temp[i] = GET_BINARY_O_OPTION_VALUE (i, o_options[i].name);</span></a>
<a name="342"><span class="lineNum"> 342 </span> : }</a>
<a name="343"><span class="lineNum"> 343 </span><span class="lineNoCov"> 0 : temp[i] = '\0';</span></a>
<a name="344"><span class="lineNum"> 344 </span><span class="lineNoCov"> 0 : return (temp);</span></a>
<a name="345"><span class="lineNum"> 345 </span> : }</a>
<a name="346"><span class="lineNum"> 346 </span> : </a>
<a name="347"><span class="lineNum"> 347 </span> : void</a>
<a name="348"><span class="lineNum"> 348 </span><span class="lineNoCov"> 0 : set_current_options (bitmap)</span></a>
<a name="349"><span class="lineNum"> 349 </span> : const char *bitmap;</a>
<a name="350"><span class="lineNum"> 350 </span> : {</a>
<a name="351"><span class="lineNum"> 351 </span><span class="lineNoCov"> 0 : int i;</span></a>
<a name="352"><span class="lineNum"> 352 </span> : </a>
<a name="353"><span class="lineNum"> 353 </span><span class="lineNoCov"> 0 : if (bitmap == 0)</span></a>
<a name="354"><span class="lineNum"> 354 </span> : return;</a>
<a name="355"><span class="lineNum"> 355 </span><span class="lineNoCov"> 0 : for (i = 0; o_options[i].name; i++)</span></a>
<a name="356"><span class="lineNum"> 356 </span> : {</a>
<a name="357"><span class="lineNum"> 357 </span><span class="lineNoCov"> 0 : if (o_options[i].letter)</span></a>
<a name="358"><span class="lineNum"> 358 </span><span class="lineNoCov"> 0 : change_flag (o_options[i].letter, bitmap[i] ? FLAG_ON : FLAG_OFF);</span></a>
<a name="359"><span class="lineNum"> 359 </span> : else</a>
<a name="360"><span class="lineNum"> 360 </span><span class="lineNoCov"> 0 : SET_BINARY_O_OPTION_VALUE (i, bitmap[i] ? FLAG_ON : FLAG_OFF, o_options[i].name);</span></a>
<a name="361"><span class="lineNum"> 361 </span> : }</a>
<a name="362"><span class="lineNum"> 362 </span> : }</a>
<a name="363"><span class="lineNum"> 363 </span> : </a>
<a name="364"><span class="lineNum"> 364 </span> : static int</a>
<a name="365"><span class="lineNum"> 365 </span><span class="lineNoCov"> 0 : set_ignoreeof (on_or_off, option_name)</span></a>
<a name="366"><span class="lineNum"> 366 </span> : int on_or_off;</a>
<a name="367"><span class="lineNum"> 367 </span> : char *option_name;</a>
<a name="368"><span class="lineNum"> 368 </span> : {</a>
<a name="369"><span class="lineNum"> 369 </span><span class="lineNoCov"> 0 : ignoreeof = on_or_off == FLAG_ON;</span></a>
<a name="370"><span class="lineNum"> 370 </span><span class="lineNoCov"> 0 : unbind_variable_noref (&quot;ignoreeof&quot;);</span></a>
<a name="371"><span class="lineNum"> 371 </span><span class="lineNoCov"> 0 : if (ignoreeof)</span></a>
<a name="372"><span class="lineNum"> 372 </span><span class="lineNoCov"> 0 : bind_variable (&quot;IGNOREEOF&quot;, &quot;10&quot;, 0); </span></a>
<a name="373"><span class="lineNum"> 373 </span> : else</a>
<a name="374"><span class="lineNum"> 374 </span><span class="lineNoCov"> 0 : unbind_variable_noref (&quot;IGNOREEOF&quot;);</span></a>
<a name="375"><span class="lineNum"> 375 </span><span class="lineNoCov"> 0 : sv_ignoreeof (&quot;IGNOREEOF&quot;);</span></a>
<a name="376"><span class="lineNum"> 376 </span><span class="lineNoCov"> 0 : return 0;</span></a>
<a name="377"><span class="lineNum"> 377 </span> : }</a>
<a name="378"><span class="lineNum"> 378 </span> : </a>
<a name="379"><span class="lineNum"> 379 </span> : static int</a>
<a name="380"><span class="lineNum"> 380 </span><span class="lineNoCov"> 0 : set_posix_mode (on_or_off, option_name)</span></a>
<a name="381"><span class="lineNum"> 381 </span> : int on_or_off;</a>
<a name="382"><span class="lineNum"> 382 </span> : char *option_name;</a>
<a name="383"><span class="lineNum"> 383 </span> : {</a>
<a name="384"><span class="lineNum"> 384 </span><span class="lineNoCov"> 0 : posixly_correct = on_or_off == FLAG_ON;</span></a>
<a name="385"><span class="lineNum"> 385 </span><span class="lineNoCov"> 0 : if (posixly_correct == 0)</span></a>
<a name="386"><span class="lineNum"> 386 </span><span class="lineNoCov"> 0 : unbind_variable_noref (&quot;POSIXLY_CORRECT&quot;);</span></a>
<a name="387"><span class="lineNum"> 387 </span> : else</a>
<a name="388"><span class="lineNum"> 388 </span><span class="lineNoCov"> 0 : bind_variable (&quot;POSIXLY_CORRECT&quot;, &quot;y&quot;, 0);</span></a>
<a name="389"><span class="lineNum"> 389 </span><span class="lineNoCov"> 0 : sv_strict_posix (&quot;POSIXLY_CORRECT&quot;);</span></a>
<a name="390"><span class="lineNum"> 390 </span><span class="lineNoCov"> 0 : return (0);</span></a>
<a name="391"><span class="lineNum"> 391 </span> : }</a>
<a name="392"><span class="lineNum"> 392 </span> : </a>
<a name="393"><span class="lineNum"> 393 </span> : #if defined (READLINE)</a>
<a name="394"><span class="lineNum"> 394 </span> : /* Magic. This code `knows' how readline handles rl_editing_mode. */</a>
<a name="395"><span class="lineNum"> 395 </span> : static int</a>
<a name="396"><span class="lineNum"> 396 </span><span class="lineNoCov"> 0 : set_edit_mode (on_or_off, option_name)</span></a>
<a name="397"><span class="lineNum"> 397 </span> : int on_or_off;</a>
<a name="398"><span class="lineNum"> 398 </span> : char *option_name;</a>
<a name="399"><span class="lineNum"> 399 </span> : {</a>
<a name="400"><span class="lineNum"> 400 </span><span class="lineNoCov"> 0 : int isemacs;</span></a>
<a name="401"><span class="lineNum"> 401 </span> : </a>
<a name="402"><span class="lineNum"> 402 </span><span class="lineNoCov"> 0 : if (on_or_off == FLAG_ON)</span></a>
<a name="403"><span class="lineNum"> 403 </span> : {</a>
<a name="404"><span class="lineNum"> 404 </span><span class="lineNoCov"> 0 : rl_variable_bind (&quot;editing-mode&quot;, option_name);</span></a>
<a name="405"><span class="lineNum"> 405 </span> : </a>
<a name="406"><span class="lineNum"> 406 </span><span class="lineNoCov"> 0 : if (interactive)</span></a>
<a name="407"><span class="lineNum"> 407 </span><span class="lineNoCov"> 0 : with_input_from_stdin ();</span></a>
<a name="408"><span class="lineNum"> 408 </span><span class="lineNoCov"> 0 : no_line_editing = 0;</span></a>
<a name="409"><span class="lineNum"> 409 </span> : }</a>
<a name="410"><span class="lineNum"> 410 </span> : else</a>
<a name="411"><span class="lineNum"> 411 </span> : {</a>
<a name="412"><span class="lineNum"> 412 </span><span class="lineNoCov"> 0 : isemacs = rl_editing_mode == 1;</span></a>
<a name="413"><span class="lineNum"> 413 </span><span class="lineNoCov"> 0 : if ((isemacs &amp;&amp; *option_name == 'e') || (!isemacs &amp;&amp; *option_name == 'v'))</span></a>
<a name="414"><span class="lineNum"> 414 </span> : {</a>
<a name="415"><span class="lineNum"> 415 </span><span class="lineNoCov"> 0 : if (interactive)</span></a>
<a name="416"><span class="lineNum"> 416 </span><span class="lineNoCov"> 0 : with_input_from_stream (stdin, &quot;stdin&quot;);</span></a>
<a name="417"><span class="lineNum"> 417 </span><span class="lineNoCov"> 0 : no_line_editing = 1;</span></a>
<a name="418"><span class="lineNum"> 418 </span> : }</a>
<a name="419"><span class="lineNum"> 419 </span> : }</a>
<a name="420"><span class="lineNum"> 420 </span><span class="lineNoCov"> 0 : return 1-no_line_editing;</span></a>
<a name="421"><span class="lineNum"> 421 </span> : }</a>
<a name="422"><span class="lineNum"> 422 </span> : </a>
<a name="423"><span class="lineNum"> 423 </span> : static int</a>
<a name="424"><span class="lineNum"> 424 </span><span class="lineCov"> 18297370 : get_edit_mode (name)</span></a>
<a name="425"><span class="lineNum"> 425 </span> : char *name;</a>
<a name="426"><span class="lineNum"> 426 </span> : {</a>
<a name="427"><span class="lineNum"> 427 </span><span class="lineCov"> 9148685 : return (*name == 'e' ? no_line_editing == 0 &amp;&amp; rl_editing_mode == 1</span></a>
<a name="428"><span class="lineNum"> 428 </span><span class="lineCov"> 18297370 : : no_line_editing == 0 &amp;&amp; rl_editing_mode == 0);</span></a>
<a name="429"><span class="lineNum"> 429 </span> : }</a>
<a name="430"><span class="lineNum"> 430 </span> : #endif /* READLINE */</a>
<a name="431"><span class="lineNum"> 431 </span> : </a>
<a name="432"><span class="lineNum"> 432 </span> : #if defined (HISTORY)</a>
<a name="433"><span class="lineNum"> 433 </span> : static int</a>
<a name="434"><span class="lineNum"> 434 </span><span class="lineNoCov"> 0 : bash_set_history (on_or_off, option_name)</span></a>
<a name="435"><span class="lineNum"> 435 </span> : int on_or_off;</a>
<a name="436"><span class="lineNum"> 436 </span> : char *option_name;</a>
<a name="437"><span class="lineNum"> 437 </span> : {</a>
<a name="438"><span class="lineNum"> 438 </span><span class="lineNoCov"> 0 : if (on_or_off == FLAG_ON)</span></a>
<a name="439"><span class="lineNum"> 439 </span> : {</a>
<a name="440"><span class="lineNum"> 440 </span><span class="lineNoCov"> 0 : enable_history_list = 1;</span></a>
<a name="441"><span class="lineNum"> 441 </span><span class="lineNoCov"> 0 : bash_history_enable ();</span></a>
<a name="442"><span class="lineNum"> 442 </span><span class="lineNoCov"> 0 : if (history_lines_this_session == 0)</span></a>
<a name="443"><span class="lineNum"> 443 </span><span class="lineNoCov"> 0 : load_history ();</span></a>
<a name="444"><span class="lineNum"> 444 </span> : }</a>
<a name="445"><span class="lineNum"> 445 </span> : else</a>
<a name="446"><span class="lineNum"> 446 </span> : {</a>
<a name="447"><span class="lineNum"> 447 </span><span class="lineNoCov"> 0 : enable_history_list = 0;</span></a>
<a name="448"><span class="lineNum"> 448 </span><span class="lineNoCov"> 0 : bash_history_disable ();</span></a>
<a name="449"><span class="lineNum"> 449 </span> : }</a>
<a name="450"><span class="lineNum"> 450 </span><span class="lineNoCov"> 0 : return (1 - enable_history_list);</span></a>
<a name="451"><span class="lineNum"> 451 </span> : }</a>
<a name="452"><span class="lineNum"> 452 </span> : #endif</a>
<a name="453"><span class="lineNum"> 453 </span> : </a>
<a name="454"><span class="lineNum"> 454 </span> : int</a>
<a name="455"><span class="lineNum"> 455 </span><span class="lineNoCov"> 0 : set_minus_o_option (on_or_off, option_name)</span></a>
<a name="456"><span class="lineNum"> 456 </span> : int on_or_off;</a>
<a name="457"><span class="lineNum"> 457 </span> : char *option_name;</a>
<a name="458"><span class="lineNum"> 458 </span> : {</a>
<a name="459"><span class="lineNum"> 459 </span><span class="lineNoCov"> 0 : register int i;</span></a>
<a name="460"><span class="lineNum"> 460 </span> : </a>
<a name="461"><span class="lineNum"> 461 </span><span class="lineNoCov"> 0 : for (i = 0; o_options[i].name; i++)</span></a>
<a name="462"><span class="lineNum"> 462 </span> : {</a>
<a name="463"><span class="lineNum"> 463 </span><span class="lineNoCov"> 0 : if (STREQ (option_name, o_options[i].name))</span></a>
<a name="464"><span class="lineNum"> 464 </span> : {</a>
<a name="465"><span class="lineNum"> 465 </span><span class="lineNoCov"> 0 : if (o_options[i].letter == 0)</span></a>
<a name="466"><span class="lineNum"> 466 </span> : {</a>
<a name="467"><span class="lineNum"> 467 </span><span class="lineNoCov"> 0 : previous_option_value = GET_BINARY_O_OPTION_VALUE (i, o_options[i].name);</span></a>
<a name="468"><span class="lineNum"> 468 </span><span class="lineNoCov"> 0 : SET_BINARY_O_OPTION_VALUE (i, on_or_off, option_name);</span></a>
<a name="469"><span class="lineNum"> 469 </span><span class="lineNoCov"> 0 : return (EXECUTION_SUCCESS);</span></a>
<a name="470"><span class="lineNum"> 470 </span> : }</a>
<a name="471"><span class="lineNum"> 471 </span> : else</a>
<a name="472"><span class="lineNum"> 472 </span> : {</a>
<a name="473"><span class="lineNum"> 473 </span><span class="lineNoCov"> 0 : if ((previous_option_value = change_flag (o_options[i].letter, on_or_off)) == FLAG_ERROR)</span></a>
<a name="474"><span class="lineNum"> 474 </span> : {</a>
<a name="475"><span class="lineNum"> 475 </span><span class="lineNoCov"> 0 : sh_invalidoptname (option_name);</span></a>
<a name="476"><span class="lineNum"> 476 </span><span class="lineNoCov"> 0 : return (EXECUTION_FAILURE);</span></a>
<a name="477"><span class="lineNum"> 477 </span> : }</a>
<a name="478"><span class="lineNum"> 478 </span> : else</a>
<a name="479"><span class="lineNum"> 479 </span> : return (EXECUTION_SUCCESS);</a>
<a name="480"><span class="lineNum"> 480 </span> : }</a>
<a name="481"><span class="lineNum"> 481 </span> : </a>
<a name="482"><span class="lineNum"> 482 </span> : }</a>
<a name="483"><span class="lineNum"> 483 </span> : }</a>
<a name="484"><span class="lineNum"> 484 </span> : </a>
<a name="485"><span class="lineNum"> 485 </span><span class="lineNoCov"> 0 : sh_invalidoptname (option_name);</span></a>
<a name="486"><span class="lineNum"> 486 </span><span class="lineNoCov"> 0 : return (EX_USAGE);</span></a>
<a name="487"><span class="lineNum"> 487 </span> : }</a>
<a name="488"><span class="lineNum"> 488 </span> : </a>
<a name="489"><span class="lineNum"> 489 </span> : static void</a>
<a name="490"><span class="lineNum"> 490 </span><span class="lineCov"> 179 : print_all_shell_variables ()</span></a>
<a name="491"><span class="lineNum"> 491 </span> : {</a>
<a name="492"><span class="lineNum"> 492 </span><span class="lineCov"> 179 : SHELL_VAR **vars;</span></a>
<a name="493"><span class="lineNum"> 493 </span> : </a>
<a name="494"><span class="lineNum"> 494 </span><span class="lineCov"> 179 : vars = all_shell_variables ();</span></a>
<a name="495"><span class="lineNum"> 495 </span><span class="lineCov"> 179 : if (vars)</span></a>
<a name="496"><span class="lineNum"> 496 </span> : {</a>
<a name="497"><span class="lineNum"> 497 </span><span class="lineCov"> 179 : print_var_list (vars);</span></a>
<a name="498"><span class="lineNum"> 498 </span><span class="lineCov"> 179 : free (vars);</span></a>
<a name="499"><span class="lineNum"> 499 </span> : }</a>
<a name="500"><span class="lineNum"> 500 </span> : </a>
<a name="501"><span class="lineNum"> 501 </span> : /* POSIX.2 does not allow function names and definitions to be output when</a>
<a name="502"><span class="lineNum"> 502 </span> : `set' is invoked without options (PASC Interp #202). */</a>
<a name="503"><span class="lineNum"> 503 </span><span class="lineCov"> 179 : if (posixly_correct == 0)</span></a>
<a name="504"><span class="lineNum"> 504 </span> : {</a>
<a name="505"><span class="lineNum"> 505 </span><span class="lineCov"> 179 : vars = all_shell_functions ();</span></a>
<a name="506"><span class="lineNum"> 506 </span><span class="lineCov"> 179 : if (vars)</span></a>
<a name="507"><span class="lineNum"> 507 </span> : {</a>
<a name="508"><span class="lineNum"> 508 </span><span class="lineCov"> 53 : print_func_list (vars);</span></a>
<a name="509"><span class="lineNum"> 509 </span><span class="lineCov"> 53 : free (vars);</span></a>
<a name="510"><span class="lineNum"> 510 </span> : }</a>
<a name="511"><span class="lineNum"> 511 </span> : }</a>
<a name="512"><span class="lineNum"> 512 </span><span class="lineCov"> 179 : }</span></a>
<a name="513"><span class="lineNum"> 513 </span> : </a>
<a name="514"><span class="lineNum"> 514 </span> : void</a>
<a name="515"><span class="lineNum"> 515 </span><span class="lineCov"> 9148685 : set_shellopts ()</span></a>
<a name="516"><span class="lineNum"> 516 </span> : {</a>
<a name="517"><span class="lineNum"> 517 </span><span class="lineCov"> 9148685 : char *value;</span></a>
<a name="518"><span class="lineNum"> 518 </span><span class="lineCov"> 9148685 : char tflag[N_O_OPTIONS];</span></a>
<a name="519"><span class="lineNum"> 519 </span><span class="lineCov"> 9148685 : int vsize, i, vptr, *ip, exported;</span></a>
<a name="520"><span class="lineNum"> 520 </span><span class="lineCov"> 9148685 : SHELL_VAR *v;</span></a>
<a name="521"><span class="lineNum"> 521 </span> : </a>
<a name="522"><span class="lineNum"> 522 </span><span class="lineCov"> 256163180 : for (vsize = i = 0; o_options[i].name; i++)</span></a>
<a name="523"><span class="lineNum"> 523 </span> : {</a>
<a name="524"><span class="lineNum"> 524 </span><span class="lineCov"> 247014495 : tflag[i] = 0;</span></a>
<a name="525"><span class="lineNum"> 525 </span><span class="lineCov"> 247014495 : if (o_options[i].letter)</span></a>
<a name="526"><span class="lineNum"> 526 </span> : {</a>
<a name="527"><span class="lineNum"> 527 </span><span class="lineCov"> 173825015 : ip = find_flag (o_options[i].letter);</span></a>
<a name="528"><span class="lineNum"> 528 </span><span class="lineCov"> 173825015 : if (ip &amp;&amp; *ip)</span></a>
<a name="529"><span class="lineNum"> 529 </span> : {</a>
<a name="530"><span class="lineNum"> 530 </span><span class="lineCov"> 18297370 : vsize += strlen (o_options[i].name) + 1;</span></a>
<a name="531"><span class="lineNum"> 531 </span><span class="lineCov"> 18297370 : tflag[i] = 1;</span></a>
<a name="532"><span class="lineNum"> 532 </span> : }</a>
<a name="533"><span class="lineNum"> 533 </span> : }</a>
<a name="534"><span class="lineNum"> 534 </span><span class="lineCov"> 73189480 : else if (GET_BINARY_O_OPTION_VALUE (i, o_options[i].name))</span></a>
<a name="535"><span class="lineNum"> 535 </span> : {</a>
<a name="536"><span class="lineNum"> 536 </span><span class="lineCov"> 9148790 : vsize += strlen (o_options[i].name) + 1;</span></a>
<a name="537"><span class="lineNum"> 537 </span><span class="lineCov"> 9148790 : tflag[i] = 1;</span></a>
<a name="538"><span class="lineNum"> 538 </span> : }</a>
<a name="539"><span class="lineNum"> 539 </span> : }</a>
<a name="540"><span class="lineNum"> 540 </span> : </a>
<a name="541"><span class="lineNum"> 541 </span><span class="lineCov"> 9148685 : value = (char *)xmalloc (vsize + 1);</span></a>
<a name="542"><span class="lineNum"> 542 </span> : </a>
<a name="543"><span class="lineNum"> 543 </span><span class="lineCov"> 256163180 : for (i = vptr = 0; o_options[i].name; i++)</span></a>
<a name="544"><span class="lineNum"> 544 </span> : {</a>
<a name="545"><span class="lineNum"> 545 </span><span class="lineCov"> 247014495 : if (tflag[i])</span></a>
<a name="546"><span class="lineNum"> 546 </span> : {</a>
<a name="547"><span class="lineNum"> 547 </span><span class="lineCov"> 27446160 : strcpy (value + vptr, o_options[i].name);</span></a>
<a name="548"><span class="lineNum"> 548 </span><span class="lineCov"> 27446160 : vptr += strlen (o_options[i].name);</span></a>
<a name="549"><span class="lineNum"> 549 </span><span class="lineCov"> 27446160 : value[vptr++] = ':';</span></a>
<a name="550"><span class="lineNum"> 550 </span> : }</a>
<a name="551"><span class="lineNum"> 551 </span> : }</a>
<a name="552"><span class="lineNum"> 552 </span> : </a>
<a name="553"><span class="lineNum"> 553 </span><span class="lineCov"> 9148685 : if (vptr)</span></a>
<a name="554"><span class="lineNum"> 554 </span><span class="lineCov"> 9148685 : vptr--; /* cut off trailing colon */</span></a>
<a name="555"><span class="lineNum"> 555 </span><span class="lineCov"> 9148685 : value[vptr] = '\0';</span></a>
<a name="556"><span class="lineNum"> 556 </span> : </a>
<a name="557"><span class="lineNum"> 557 </span><span class="lineCov"> 9148685 : v = find_variable (&quot;SHELLOPTS&quot;);</span></a>
<a name="558"><span class="lineNum"> 558 </span> : </a>
<a name="559"><span class="lineNum"> 559 </span> : /* Turn off the read-only attribute so we can bind the new value, and</a>
<a name="560"><span class="lineNum"> 560 </span> : note whether or not the variable was exported. */</a>
<a name="561"><span class="lineNum"> 561 </span><span class="lineCov"> 9148685 : if (v)</span></a>
<a name="562"><span class="lineNum"> 562 </span> : {</a>
<a name="563"><span class="lineNum"> 563 </span><span class="lineCov"> 5387 : VUNSETATTR (v, att_readonly);</span></a>
<a name="564"><span class="lineNum"> 564 </span><span class="lineCov"> 5387 : exported = exported_p (v);</span></a>
<a name="565"><span class="lineNum"> 565 </span> : }</a>
<a name="566"><span class="lineNum"> 566 </span> : else</a>
<a name="567"><span class="lineNum"> 567 </span> : exported = 0;</a>
<a name="568"><span class="lineNum"> 568 </span> : </a>
<a name="569"><span class="lineNum"> 569 </span><span class="lineCov"> 9148685 : v = bind_variable (&quot;SHELLOPTS&quot;, value, 0);</span></a>
<a name="570"><span class="lineNum"> 570 </span> : </a>
<a name="571"><span class="lineNum"> 571 </span> : /* Turn the read-only attribute back on, and turn off the export attribute</a>
<a name="572"><span class="lineNum"> 572 </span> : if it was set implicitly by mark_modified_vars and SHELLOPTS was not</a>
<a name="573"><span class="lineNum"> 573 </span> : exported before we bound the new value. */</a>
<a name="574"><span class="lineNum"> 574 </span><span class="lineCov"> 9148685 : VSETATTR (v, att_readonly);</span></a>
<a name="575"><span class="lineNum"> 575 </span><span class="lineCov"> 9148685 : if (mark_modified_vars &amp;&amp; exported == 0 &amp;&amp; exported_p (v))</span></a>
<a name="576"><span class="lineNum"> 576 </span><span class="lineNoCov"> 0 : VUNSETATTR (v, att_exported);</span></a>
<a name="577"><span class="lineNum"> 577 </span> : </a>
<a name="578"><span class="lineNum"> 578 </span><span class="lineCov"> 9148685 : free (value);</span></a>
<a name="579"><span class="lineNum"> 579 </span><span class="lineCov"> 9148685 : }</span></a>
<a name="580"><span class="lineNum"> 580 </span> : </a>
<a name="581"><span class="lineNum"> 581 </span> : void</a>
<a name="582"><span class="lineNum"> 582 </span><span class="lineNoCov"> 0 : parse_shellopts (value)</span></a>
<a name="583"><span class="lineNum"> 583 </span> : char *value;</a>
<a name="584"><span class="lineNum"> 584 </span> : {</a>
<a name="585"><span class="lineNum"> 585 </span><span class="lineNoCov"> 0 : char *vname;</span></a>
<a name="586"><span class="lineNum"> 586 </span><span class="lineNoCov"> 0 : int vptr;</span></a>
<a name="587"><span class="lineNum"> 587 </span> : </a>
<a name="588"><span class="lineNum"> 588 </span><span class="lineNoCov"> 0 : vptr = 0;</span></a>
<a name="589"><span class="lineNum"> 589 </span><span class="lineNoCov"> 0 : while (vname = extract_colon_unit (value, &amp;vptr))</span></a>
<a name="590"><span class="lineNum"> 590 </span> : {</a>
<a name="591"><span class="lineNum"> 591 </span><span class="lineNoCov"> 0 : set_minus_o_option (FLAG_ON, vname);</span></a>
<a name="592"><span class="lineNum"> 592 </span><span class="lineNoCov"> 0 : free (vname);</span></a>
<a name="593"><span class="lineNum"> 593 </span> : }</a>
<a name="594"><span class="lineNum"> 594 </span><span class="lineNoCov"> 0 : }</span></a>
<a name="595"><span class="lineNum"> 595 </span> : </a>
<a name="596"><span class="lineNum"> 596 </span> : void</a>
<a name="597"><span class="lineNum"> 597 </span><span class="lineCov"> 9143298 : initialize_shell_options (no_shellopts)</span></a>
<a name="598"><span class="lineNum"> 598 </span> : int no_shellopts;</a>
<a name="599"><span class="lineNum"> 599 </span> : {</a>
<a name="600"><span class="lineNum"> 600 </span><span class="lineCov"> 9143298 : char *temp;</span></a>
<a name="601"><span class="lineNum"> 601 </span><span class="lineCov"> 9143298 : SHELL_VAR *var;</span></a>
<a name="602"><span class="lineNum"> 602 </span> : </a>
<a name="603"><span class="lineNum"> 603 </span><span class="lineCov"> 9143298 : if (no_shellopts == 0)</span></a>
<a name="604"><span class="lineNum"> 604 </span> : {</a>
<a name="605"><span class="lineNum"> 605 </span><span class="lineCov"> 9143298 : var = find_variable (&quot;SHELLOPTS&quot;);</span></a>
<a name="606"><span class="lineNum"> 606 </span> : /* set up any shell options we may have inherited. */</a>
<a name="607"><span class="lineNum"> 607 </span><span class="lineCov"> 9143298 : if (var &amp;&amp; imported_p (var))</span></a>
<a name="608"><span class="lineNum"> 608 </span> : {</a>
<a name="609"><span class="lineNum"> 609 </span><span class="lineNoCov"> 0 : temp = (array_p (var) || assoc_p (var)) ? (char *)NULL : savestring (value_cell (var));</span></a>
<a name="610"><span class="lineNum"> 610 </span><span class="lineNoCov"> 0 : if (temp)</span></a>
<a name="611"><span class="lineNum"> 611 </span> : {</a>
<a name="612"><span class="lineNum"> 612 </span><span class="lineNoCov"> 0 : parse_shellopts (temp);</span></a>
<a name="613"><span class="lineNum"> 613 </span><span class="lineNoCov"> 0 : free (temp);</span></a>
<a name="614"><span class="lineNum"> 614 </span> : }</a>
<a name="615"><span class="lineNum"> 615 </span> : }</a>
<a name="616"><span class="lineNum"> 616 </span> : }</a>
<a name="617"><span class="lineNum"> 617 </span> : </a>
<a name="618"><span class="lineNum"> 618 </span> : /* Set up the $SHELLOPTS variable. */</a>
<a name="619"><span class="lineNum"> 619 </span><span class="lineCov"> 9143298 : set_shellopts ();</span></a>
<a name="620"><span class="lineNum"> 620 </span><span class="lineCov"> 9143298 : }</span></a>
<a name="621"><span class="lineNum"> 621 </span> : </a>
<a name="622"><span class="lineNum"> 622 </span> : /* Reset the values of the -o options that are not also shell flags. This is</a>
<a name="623"><span class="lineNum"> 623 </span> : called from execute_cmd.c:initialize_subshell() when setting up a subshell</a>
<a name="624"><span class="lineNum"> 624 </span> : to run an executable shell script without a leading `#!'. */</a>
<a name="625"><span class="lineNum"> 625 </span> : void</a>
<a name="626"><span class="lineNum"> 626 </span><span class="lineCov"> 9 : reset_shell_options ()</span></a>
<a name="627"><span class="lineNum"> 627 </span> : {</a>
<a name="628"><span class="lineNum"> 628 </span><span class="lineCov"> 9 : pipefail_opt = 0;</span></a>
<a name="629"><span class="lineNum"> 629 </span><span class="lineCov"> 9 : ignoreeof = 0;</span></a>
<a name="630"><span class="lineNum"> 630 </span> : </a>
<a name="631"><span class="lineNum"> 631 </span> : #if defined (STRICT_POSIX)</a>
<a name="632"><span class="lineNum"> 632 </span> : posixly_correct = 1;</a>
<a name="633"><span class="lineNum"> 633 </span> : #else</a>
<a name="634"><span class="lineNum"> 634 </span><span class="lineCov"> 9 : posixly_correct = 0;</span></a>
<a name="635"><span class="lineNum"> 635 </span> : #endif</a>
<a name="636"><span class="lineNum"> 636 </span> : #if defined (HISTORY)</a>
<a name="637"><span class="lineNum"> 637 </span><span class="lineCov"> 9 : dont_save_function_defs = 0;</span></a>
<a name="638"><span class="lineNum"> 638 </span><span class="lineCov"> 9 : remember_on_history = enable_history_list = 1;</span></a>
<a name="639"><span class="lineNum"> 639 </span> : #endif</a>
<a name="640"><span class="lineNum"> 640 </span><span class="lineCov"> 9 : }</span></a>
<a name="641"><span class="lineNum"> 641 </span> : </a>
<a name="642"><span class="lineNum"> 642 </span> : /* Set some flags from the word values in the input list. If LIST is empty,</a>
<a name="643"><span class="lineNum"> 643 </span> : then print out the values of the variables instead. If LIST contains</a>
<a name="644"><span class="lineNum"> 644 </span> : non-flags, then set $1 - $9 to the successive words of LIST. */</a>
<a name="645"><span class="lineNum"> 645 </span> : int</a>
<a name="646"><span class="lineNum"> 646 </span><span class="lineCov"> 179 : set_builtin (list)</span></a>
<a name="647"><span class="lineNum"> 647 </span> : WORD_LIST *list;</a>
<a name="648"><span class="lineNum"> 648 </span> : {</a>
<a name="649"><span class="lineNum"> 649 </span><span class="lineCov"> 179 : int on_or_off, flag_name, force_assignment, opts_changed, rv, r;</span></a>
<a name="650"><span class="lineNum"> 650 </span><span class="lineCov"> 179 : register char *arg;</span></a>
<a name="651"><span class="lineNum"> 651 </span><span class="lineCov"> 179 : char s[3];</span></a>
<a name="652"><span class="lineNum"> 652 </span> : </a>
<a name="653"><span class="lineNum"> 653 </span><span class="lineCov"> 179 : if (list == 0)</span></a>
<a name="654"><span class="lineNum"> 654 </span> : {</a>
<a name="655"><span class="lineNum"> 655 </span><span class="lineCov"> 179 : print_all_shell_variables ();</span></a>
<a name="656"><span class="lineNum"> 656 </span><span class="lineCov"> 179 : return (sh_chkwrite (EXECUTION_SUCCESS));</span></a>
<a name="657"><span class="lineNum"> 657 </span> : }</a>
<a name="658"><span class="lineNum"> 658 </span> : </a>
<a name="659"><span class="lineNum"> 659 </span> : /* Check validity of flag arguments. */</a>
<a name="660"><span class="lineNum"> 660 </span><span class="lineNoCov"> 0 : rv = EXECUTION_SUCCESS;</span></a>
<a name="661"><span class="lineNum"> 661 </span><span class="lineNoCov"> 0 : reset_internal_getopt ();</span></a>
<a name="662"><span class="lineNum"> 662 </span><span class="lineNoCov"> 0 : while ((flag_name = internal_getopt (list, optflags)) != -1)</span></a>
<a name="663"><span class="lineNum"> 663 </span> : {</a>
<a name="664"><span class="lineNum"> 664 </span><span class="lineNoCov"> 0 : switch (flag_name)</span></a>
<a name="665"><span class="lineNum"> 665 </span> : {</a>
<a name="666"><span class="lineNum"> 666 </span><span class="lineNoCov"> 0 : case 'i': /* don't allow set -i */</span></a>
<a name="667"><span class="lineNum"> 667 </span><span class="lineNoCov"> 0 : s[0] = list_opttype;</span></a>
<a name="668"><span class="lineNum"> 668 </span><span class="lineNoCov"> 0 : s[1] = 'i';</span></a>
<a name="669"><span class="lineNum"> 669 </span><span class="lineNoCov"> 0 : s[2] = '\0';</span></a>
<a name="670"><span class="lineNum"> 670 </span><span class="lineNoCov"> 0 : sh_invalidopt (s);</span></a>
<a name="671"><span class="lineNum"> 671 </span><span class="lineNoCov"> 0 : builtin_usage ();</span></a>
<a name="672"><span class="lineNum"> 672 </span><span class="lineNoCov"> 0 : return (EX_USAGE);</span></a>
<a name="673"><span class="lineNum"> 673 </span><span class="lineNoCov"> 0 : CASE_HELPOPT;</span></a>
<a name="674"><span class="lineNum"> 674 </span><span class="lineNoCov"> 0 : case '?':</span></a>
<a name="675"><span class="lineNum"> 675 </span><span class="lineNoCov"> 0 : builtin_usage ();</span></a>
<a name="676"><span class="lineNum"> 676 </span><span class="lineNoCov"> 0 : return (list_optopt == '?' ? EXECUTION_SUCCESS : EX_USAGE);</span></a>
<a name="677"><span class="lineNum"> 677 </span> : default:</a>
<a name="678"><span class="lineNum"> 678 </span> : break;</a>
<a name="679"><span class="lineNum"> 679 </span> : }</a>
<a name="680"><span class="lineNum"> 680 </span> : }</a>
<a name="681"><span class="lineNum"> 681 </span> : </a>
<a name="682"><span class="lineNum"> 682 </span> : /* Do the set command. While the list consists of words starting with</a>
<a name="683"><span class="lineNum"> 683 </span> : '-' or '+' treat them as flags, otherwise, start assigning them to</a>
<a name="684"><span class="lineNum"> 684 </span> : $1 ... $n. */</a>
<a name="685"><span class="lineNum"> 685 </span><span class="lineNoCov"> 0 : for (force_assignment = opts_changed = 0; list; )</span></a>
<a name="686"><span class="lineNum"> 686 </span> : {</a>
<a name="687"><span class="lineNum"> 687 </span><span class="lineNoCov"> 0 : arg = list-&gt;word-&gt;word;</span></a>
<a name="688"><span class="lineNum"> 688 </span> : </a>
<a name="689"><span class="lineNum"> 689 </span> : /* If the argument is `--' or `-' then signal the end of the list</a>
<a name="690"><span class="lineNum"> 690 </span> : and remember the remaining arguments. */</a>
<a name="691"><span class="lineNum"> 691 </span><span class="lineNoCov"> 0 : if (arg[0] == '-' &amp;&amp; (!arg[1] || (arg[1] == '-' &amp;&amp; !arg[2])))</span></a>
<a name="692"><span class="lineNum"> 692 </span> : {</a>
<a name="693"><span class="lineNum"> 693 </span><span class="lineNoCov"> 0 : list = list-&gt;next;</span></a>
<a name="694"><span class="lineNum"> 694 </span> : </a>
<a name="695"><span class="lineNum"> 695 </span> : /* `set --' unsets the positional parameters. */</a>
<a name="696"><span class="lineNum"> 696 </span><span class="lineNoCov"> 0 : if (arg[1] == '-')</span></a>
<a name="697"><span class="lineNum"> 697 </span> : force_assignment = 1;</a>
<a name="698"><span class="lineNum"> 698 </span> : </a>
<a name="699"><span class="lineNum"> 699 </span> : /* Until told differently, the old shell behaviour of</a>
<a name="700"><span class="lineNum"> 700 </span> : `set - [arg ...]' being equivalent to `set +xv [arg ...]'</a>
<a name="701"><span class="lineNum"> 701 </span> : stands. Posix.2 says the behaviour is marked as obsolescent. */</a>
<a name="702"><span class="lineNum"> 702 </span> : else</a>
<a name="703"><span class="lineNum"> 703 </span> : {</a>
<a name="704"><span class="lineNum"> 704 </span><span class="lineNoCov"> 0 : change_flag ('x', '+');</span></a>
<a name="705"><span class="lineNum"> 705 </span><span class="lineNoCov"> 0 : change_flag ('v', '+');</span></a>
<a name="706"><span class="lineNum"> 706 </span><span class="lineNoCov"> 0 : opts_changed = 1;</span></a>
<a name="707"><span class="lineNum"> 707 </span> : }</a>
<a name="708"><span class="lineNum"> 708 </span> : </a>
<a name="709"><span class="lineNum"> 709 </span> : break;</a>
<a name="710"><span class="lineNum"> 710 </span> : }</a>
<a name="711"><span class="lineNum"> 711 </span> : </a>
<a name="712"><span class="lineNum"> 712 </span><span class="lineNoCov"> 0 : if ((on_or_off = *arg) &amp;&amp; (on_or_off == '-' || on_or_off == '+'))</span></a>
<a name="713"><span class="lineNum"> 713 </span> : {</a>
<a name="714"><span class="lineNum"> 714 </span><span class="lineNoCov"> 0 : while (flag_name = *++arg)</span></a>
<a name="715"><span class="lineNum"> 715 </span> : {</a>
<a name="716"><span class="lineNum"> 716 </span><span class="lineNoCov"> 0 : if (flag_name == '?')</span></a>
<a name="717"><span class="lineNum"> 717 </span> : {</a>
<a name="718"><span class="lineNum"> 718 </span><span class="lineNoCov"> 0 : builtin_usage ();</span></a>
<a name="719"><span class="lineNum"> 719 </span><span class="lineNoCov"> 0 : return (EXECUTION_SUCCESS);</span></a>
<a name="720"><span class="lineNum"> 720 </span> : }</a>
<a name="721"><span class="lineNum"> 721 </span><span class="lineNoCov"> 0 : else if (flag_name == 'o') /* -+o option-name */</span></a>
<a name="722"><span class="lineNum"> 722 </span> : {</a>
<a name="723"><span class="lineNum"> 723 </span><span class="lineNoCov"> 0 : char *option_name;</span></a>
<a name="724"><span class="lineNum"> 724 </span><span class="lineNoCov"> 0 : WORD_LIST *opt;</span></a>
<a name="725"><span class="lineNum"> 725 </span> : </a>
<a name="726"><span class="lineNum"> 726 </span><span class="lineNoCov"> 0 : opt = list-&gt;next;</span></a>
<a name="727"><span class="lineNum"> 727 </span> : </a>
<a name="728"><span class="lineNum"> 728 </span><span class="lineNoCov"> 0 : if (opt == 0)</span></a>
<a name="729"><span class="lineNum"> 729 </span> : {</a>
<a name="730"><span class="lineNum"> 730 </span><span class="lineNoCov"> 0 : list_minus_o_opts (-1, (on_or_off == '+'));</span></a>
<a name="731"><span class="lineNum"> 731 </span><span class="lineNoCov"> 0 : rv = sh_chkwrite (rv);</span></a>
<a name="732"><span class="lineNum"> 732 </span><span class="lineNoCov"> 0 : continue;</span></a>
<a name="733"><span class="lineNum"> 733 </span> : }</a>
<a name="734"><span class="lineNum"> 734 </span> : </a>
<a name="735"><span class="lineNum"> 735 </span><span class="lineNoCov"> 0 : option_name = opt-&gt;word-&gt;word;</span></a>
<a name="736"><span class="lineNum"> 736 </span> : </a>
<a name="737"><span class="lineNum"> 737 </span><span class="lineNoCov"> 0 : if (option_name == 0 || *option_name == '\0' ||</span></a>
<a name="738"><span class="lineNum"> 738 </span><span class="lineNoCov"> 0 : *option_name == '-' || *option_name == '+')</span></a>
<a name="739"><span class="lineNum"> 739 </span> : {</a>
<a name="740"><span class="lineNum"> 740 </span><span class="lineNoCov"> 0 : list_minus_o_opts (-1, (on_or_off == '+'));</span></a>
<a name="741"><span class="lineNum"> 741 </span><span class="lineNoCov"> 0 : continue;</span></a>
<a name="742"><span class="lineNum"> 742 </span> : }</a>
<a name="743"><span class="lineNum"> 743 </span><span class="lineNoCov"> 0 : list = list-&gt;next; /* Skip over option name. */</span></a>
<a name="744"><span class="lineNum"> 744 </span> : </a>
<a name="745"><span class="lineNum"> 745 </span><span class="lineNoCov"> 0 : opts_changed = 1;</span></a>
<a name="746"><span class="lineNum"> 746 </span><span class="lineNoCov"> 0 : if ((r = set_minus_o_option (on_or_off, option_name)) != EXECUTION_SUCCESS)</span></a>
<a name="747"><span class="lineNum"> 747 </span> : {</a>
<a name="748"><span class="lineNum"> 748 </span><span class="lineNoCov"> 0 : set_shellopts ();</span></a>
<a name="749"><span class="lineNum"> 749 </span><span class="lineNoCov"> 0 : return (r);</span></a>
<a name="750"><span class="lineNum"> 750 </span> : }</a>
<a name="751"><span class="lineNum"> 751 </span> : }</a>
<a name="752"><span class="lineNum"> 752 </span><span class="lineNoCov"> 0 : else if (change_flag (flag_name, on_or_off) == FLAG_ERROR)</span></a>
<a name="753"><span class="lineNum"> 753 </span> : {</a>
<a name="754"><span class="lineNum"> 754 </span><span class="lineNoCov"> 0 : s[0] = on_or_off;</span></a>
<a name="755"><span class="lineNum"> 755 </span><span class="lineNoCov"> 0 : s[1] = flag_name;</span></a>
<a name="756"><span class="lineNum"> 756 </span><span class="lineNoCov"> 0 : s[2] = '\0';</span></a>
<a name="757"><span class="lineNum"> 757 </span><span class="lineNoCov"> 0 : sh_invalidopt (s);</span></a>
<a name="758"><span class="lineNum"> 758 </span><span class="lineNoCov"> 0 : builtin_usage ();</span></a>
<a name="759"><span class="lineNum"> 759 </span><span class="lineNoCov"> 0 : set_shellopts ();</span></a>
<a name="760"><span class="lineNum"> 760 </span><span class="lineNoCov"> 0 : return (EXECUTION_FAILURE);</span></a>
<a name="761"><span class="lineNum"> 761 </span> : }</a>
<a name="762"><span class="lineNum"> 762 </span> : opts_changed = 1;</a>
<a name="763"><span class="lineNum"> 763 </span> : }</a>
<a name="764"><span class="lineNum"> 764 </span> : }</a>
<a name="765"><span class="lineNum"> 765 </span> : else</a>
<a name="766"><span class="lineNum"> 766 </span> : {</a>
<a name="767"><span class="lineNum"> 767 </span> : break;</a>
<a name="768"><span class="lineNum"> 768 </span> : }</a>
<a name="769"><span class="lineNum"> 769 </span><span class="lineNoCov"> 0 : list = list-&gt;next;</span></a>
<a name="770"><span class="lineNum"> 770 </span> : }</a>
<a name="771"><span class="lineNum"> 771 </span> : </a>
<a name="772"><span class="lineNum"> 772 </span> : /* Assigning $1 ... $n */</a>
<a name="773"><span class="lineNum"> 773 </span><span class="lineNoCov"> 0 : if (list || force_assignment)</span></a>
<a name="774"><span class="lineNum"> 774 </span><span class="lineNoCov"> 0 : remember_args (list, 1);</span></a>
<a name="775"><span class="lineNum"> 775 </span> : /* Set up new value of $SHELLOPTS */</a>
<a name="776"><span class="lineNum"> 776 </span><span class="lineNoCov"> 0 : if (opts_changed)</span></a>
<a name="777"><span class="lineNum"> 777 </span><span class="lineNoCov"> 0 : set_shellopts ();</span></a>
<a name="778"><span class="lineNum"> 778 </span> : return (rv);</a>
<a name="779"><span class="lineNum"> 779 </span> : }</a>
<a name="780"><span class="lineNum"> 780 </span> : </a>
<a name="781"><span class="lineNum"> 781 </span> : $BUILTIN unset</a>
<a name="782"><span class="lineNum"> 782 </span> : $FUNCTION unset_builtin</a>
<a name="783"><span class="lineNum"> 783 </span> : $SHORT_DOC unset [-f] [-v] [-n] [name ...]</a>
<a name="784"><span class="lineNum"> 784 </span> : Unset values and attributes of shell variables and functions.</a>
<a name="785"><span class="lineNum"> 785 </span> : </a>
<a name="786"><span class="lineNum"> 786 </span> : For each NAME, remove the corresponding variable or function.</a>
<a name="787"><span class="lineNum"> 787 </span> : </a>
<a name="788"><span class="lineNum"> 788 </span> : Options:</a>
<a name="789"><span class="lineNum"> 789 </span> : -f treat each NAME as a shell function</a>
<a name="790"><span class="lineNum"> 790 </span> : -v treat each NAME as a shell variable</a>
<a name="791"><span class="lineNum"> 791 </span> : -n treat each NAME as a name reference and unset the variable itself</a>
<a name="792"><span class="lineNum"> 792 </span> : rather than the variable it references</a>
<a name="793"><span class="lineNum"> 793 </span> : </a>
<a name="794"><span class="lineNum"> 794 </span> : Without options, unset first tries to unset a variable, and if that fails,</a>
<a name="795"><span class="lineNum"> 795 </span> : tries to unset a function.</a>
<a name="796"><span class="lineNum"> 796 </span> : </a>
<a name="797"><span class="lineNum"> 797 </span> : Some variables cannot be unset; also see `readonly'.</a>
<a name="798"><span class="lineNum"> 798 </span> : </a>
<a name="799"><span class="lineNum"> 799 </span> : Exit Status:</a>
<a name="800"><span class="lineNum"> 800 </span> : Returns success unless an invalid option is given or a NAME is read-only.</a>
<a name="801"><span class="lineNum"> 801 </span> : $END</a>
<a name="802"><span class="lineNum"> 802 </span> : </a>
<a name="803"><span class="lineNum"> 803 </span> : #define NEXT_VARIABLE() any_failed++; list = list-&gt;next; continue;</a>
<a name="804"><span class="lineNum"> 804 </span> : </a>
<a name="805"><span class="lineNum"> 805 </span> : int</a>
<a name="806"><span class="lineNum"> 806 </span><span class="lineCov"> 83 : unset_builtin (list)</span></a>
<a name="807"><span class="lineNum"> 807 </span> : WORD_LIST *list;</a>
<a name="808"><span class="lineNum"> 808 </span> : {</a>
<a name="809"><span class="lineNum"> 809 </span><span class="lineCov"> 83 : int unset_function, unset_variable, unset_array, opt, nameref, any_failed;</span></a>
<a name="810"><span class="lineNum"> 810 </span><span class="lineCov"> 83 : int global_unset_func, global_unset_var;</span></a>
<a name="811"><span class="lineNum"> 811 </span><span class="lineCov"> 83 : char *name, *tname;</span></a>
<a name="812"><span class="lineNum"> 812 </span> : </a>
<a name="813"><span class="lineNum"> 813 </span><span class="lineCov"> 83 : unset_function = unset_variable = unset_array = nameref = any_failed = 0;</span></a>
<a name="814"><span class="lineNum"> 814 </span><span class="lineCov"> 83 : global_unset_func = global_unset_var = 0;</span></a>
<a name="815"><span class="lineNum"> 815 </span> : </a>
<a name="816"><span class="lineNum"> 816 </span><span class="lineCov"> 83 : reset_internal_getopt ();</span></a>
<a name="817"><span class="lineNum"> 817 </span><span class="lineCov"> 83 : while ((opt = internal_getopt (list, &quot;fnv&quot;)) != -1)</span></a>
<a name="818"><span class="lineNum"> 818 </span> : {</a>
<a name="819"><span class="lineNum"> 819 </span><span class="lineNoCov"> 0 : switch (opt)</span></a>
<a name="820"><span class="lineNum"> 820 </span> : {</a>
<a name="821"><span class="lineNum"> 821 </span> : case 'f':</a>
<a name="822"><span class="lineNum"> 822 </span> : global_unset_func = 1;</a>
<a name="823"><span class="lineNum"> 823 </span> : break;</a>
<a name="824"><span class="lineNum"> 824 </span><span class="lineNoCov"> 0 : case 'v':</span></a>
<a name="825"><span class="lineNum"> 825 </span><span class="lineNoCov"> 0 : global_unset_var = 1;</span></a>
<a name="826"><span class="lineNum"> 826 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="827"><span class="lineNum"> 827 </span><span class="lineNoCov"> 0 : case 'n':</span></a>
<a name="828"><span class="lineNum"> 828 </span><span class="lineNoCov"> 0 : nameref = 1;</span></a>
<a name="829"><span class="lineNum"> 829 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="830"><span class="lineNum"> 830 </span><span class="lineNoCov"> 0 : CASE_HELPOPT;</span></a>
<a name="831"><span class="lineNum"> 831 </span><span class="lineNoCov"> 0 : default:</span></a>
<a name="832"><span class="lineNum"> 832 </span><span class="lineNoCov"> 0 : builtin_usage ();</span></a>
<a name="833"><span class="lineNum"> 833 </span><span class="lineNoCov"> 0 : return (EX_USAGE);</span></a>
<a name="834"><span class="lineNum"> 834 </span> : }</a>
<a name="835"><span class="lineNum"> 835 </span> : }</a>
<a name="836"><span class="lineNum"> 836 </span> : </a>
<a name="837"><span class="lineNum"> 837 </span><span class="lineCov"> 83 : list = loptend;</span></a>
<a name="838"><span class="lineNum"> 838 </span> : </a>
<a name="839"><span class="lineNum"> 839 </span><span class="lineCov"> 83 : if (global_unset_func &amp;&amp; global_unset_var)</span></a>
<a name="840"><span class="lineNum"> 840 </span> : {</a>
<a name="841"><span class="lineNum"> 841 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;cannot simultaneously unset a function and a variable&quot;));</span></a>
<a name="842"><span class="lineNum"> 842 </span><span class="lineNoCov"> 0 : return (EXECUTION_FAILURE);</span></a>
<a name="843"><span class="lineNum"> 843 </span> : }</a>
<a name="844"><span class="lineNum"> 844 </span> : else if (unset_function &amp;&amp; nameref)</a>
<a name="845"><span class="lineNum"> 845 </span> : nameref = 0;</a>
<a name="846"><span class="lineNum"> 846 </span> : </a>
<a name="847"><span class="lineNum"> 847 </span><span class="lineCov"> 156 : while (list)</span></a>
<a name="848"><span class="lineNum"> 848 </span> : {</a>
<a name="849"><span class="lineNum"> 849 </span><span class="lineCov"> 73 : SHELL_VAR *var;</span></a>
<a name="850"><span class="lineNum"> 850 </span><span class="lineCov"> 73 : int tem = 0;</span></a>
<a name="851"><span class="lineNum"> 851 </span> : #if defined (ARRAY_VARS)</a>
<a name="852"><span class="lineNum"> 852 </span><span class="lineCov"> 73 : char *t;</span></a>
<a name="853"><span class="lineNum"> 853 </span> : #endif</a>
<a name="854"><span class="lineNum"> 854 </span> : </a>
<a name="855"><span class="lineNum"> 855 </span><span class="lineCov"> 73 : name = list-&gt;word-&gt;word;</span></a>
<a name="856"><span class="lineNum"> 856 </span> : </a>
<a name="857"><span class="lineNum"> 857 </span><span class="lineCov"> 73 : unset_function = global_unset_func;</span></a>
<a name="858"><span class="lineNum"> 858 </span><span class="lineCov"> 73 : unset_variable = global_unset_var;</span></a>
<a name="859"><span class="lineNum"> 859 </span> : </a>
<a name="860"><span class="lineNum"> 860 </span> : #if defined (ARRAY_VARS)</a>
<a name="861"><span class="lineNum"> 861 </span><span class="lineCov"> 73 : unset_array = 0;</span></a>
<a name="862"><span class="lineNum"> 862 </span><span class="lineCov"> 73 : if (!unset_function &amp;&amp; nameref == 0 &amp;&amp; valid_array_reference (name, 0))</span></a>
<a name="863"><span class="lineNum"> 863 </span> : {</a>
<a name="864"><span class="lineNum"> 864 </span><span class="lineNoCov"> 0 : t = strchr (name, '[');</span></a>
<a name="865"><span class="lineNum"> 865 </span><span class="lineNoCov"> 0 : *t++ = '\0';</span></a>
<a name="866"><span class="lineNum"> 866 </span><span class="lineNoCov"> 0 : unset_array++;</span></a>
<a name="867"><span class="lineNum"> 867 </span> : }</a>
<a name="868"><span class="lineNum"> 868 </span> : #endif</a>
<a name="869"><span class="lineNum"> 869 </span> : /* Get error checking out of the way first. The low-level functions</a>
<a name="870"><span class="lineNum"> 870 </span> : just perform the unset, relying on the caller to verify. */</a>
<a name="871"><span class="lineNum"> 871 </span> : </a>
<a name="872"><span class="lineNum"> 872 </span> : /* Bash allows functions with names which are not valid identifiers</a>
<a name="873"><span class="lineNum"> 873 </span> : to be created when not in posix mode, so check only when in posix</a>
<a name="874"><span class="lineNum"> 874 </span> : mode when unsetting a function. */</a>
<a name="875"><span class="lineNum"> 875 </span><span class="lineCov"> 73 : if (((unset_function &amp;&amp; posixly_correct) || !unset_function) &amp;&amp; legal_identifier (name) == 0)</span></a>
<a name="876"><span class="lineNum"> 876 </span> : {</a>
<a name="877"><span class="lineNum"> 877 </span><span class="lineCov"> 52 : sh_invalidid (name);</span></a>
<a name="878"><span class="lineNum"> 878 </span><span class="lineCov"> 52 : NEXT_VARIABLE ();</span></a>
<a name="879"><span class="lineNum"> 879 </span> : }</a>
<a name="880"><span class="lineNum"> 880 </span> : </a>
<a name="881"><span class="lineNum"> 881 </span> : /* Only search for functions here if -f supplied. */</a>
<a name="882"><span class="lineNum"> 882 </span><span class="lineNoCov"> 0 : var = unset_function ? find_function (name)</span></a>
<a name="883"><span class="lineNum"> 883 </span><span class="lineCov"> 21 : : (nameref ? find_variable_last_nameref (name, 0) : find_variable (name));</span></a>
<a name="884"><span class="lineNum"> 884 </span> : </a>
<a name="885"><span class="lineNum"> 885 </span> : /* Some variables (but not functions yet) cannot be unset, period. */</a>
<a name="886"><span class="lineNum"> 886 </span><span class="lineCov"> 21 : if (var &amp;&amp; unset_function == 0 &amp;&amp; non_unsettable_p (var))</span></a>
<a name="887"><span class="lineNum"> 887 </span> : {</a>
<a name="888"><span class="lineNum"> 888 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: cannot unset&quot;), name);</span></a>
<a name="889"><span class="lineNum"> 889 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="890"><span class="lineNum"> 890 </span> : }</a>
<a name="891"><span class="lineNum"> 891 </span> : </a>
<a name="892"><span class="lineNum"> 892 </span> : /* if we have a nameref we want to use it */</a>
<a name="893"><span class="lineNum"> 893 </span><span class="lineCov"> 21 : if (var &amp;&amp; unset_function == 0 &amp;&amp; nameref == 0 &amp;&amp; STREQ (name, name_cell(var)) == 0)</span></a>
<a name="894"><span class="lineNum"> 894 </span><span class="lineNoCov"> 0 : name = name_cell (var);</span></a>
<a name="895"><span class="lineNum"> 895 </span> : </a>
<a name="896"><span class="lineNum"> 896 </span> : /* Posix.2 says try variables first, then functions. If we would</a>
<a name="897"><span class="lineNum"> 897 </span> : find a function after unsuccessfully searching for a variable,</a>
<a name="898"><span class="lineNum"> 898 </span> : note that we're acting on a function now as if -f were</a>
<a name="899"><span class="lineNum"> 899 </span> : supplied. The readonly check below takes care of it. */</a>
<a name="900"><span class="lineNum"> 900 </span><span class="lineCov"> 21 : if (var == 0 &amp;&amp; nameref == 0 &amp;&amp; unset_variable == 0 &amp;&amp; unset_function == 0)</span></a>
<a name="901"><span class="lineNum"> 901 </span> : {</a>
<a name="902"><span class="lineNum"> 902 </span><span class="lineCov"> 21 : if (var = find_function (name))</span></a>
<a name="903"><span class="lineNum"> 903 </span><span class="lineNoCov"> 0 : unset_function = 1;</span></a>
<a name="904"><span class="lineNum"> 904 </span> : }</a>
<a name="905"><span class="lineNum"> 905 </span> : </a>
<a name="906"><span class="lineNum"> 906 </span> : /* Posix.2 says that unsetting readonly variables is an error. */</a>
<a name="907"><span class="lineNum"> 907 </span><span class="lineCov"> 21 : if (var &amp;&amp; readonly_p (var))</span></a>
<a name="908"><span class="lineNum"> 908 </span> : {</a>
<a name="909"><span class="lineNum"> 909 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: cannot unset: readonly %s&quot;),</span></a>
<a name="910"><span class="lineNum"> 910 </span> : var-&gt;name, unset_function ? &quot;function&quot; : &quot;variable&quot;);</a>
<a name="911"><span class="lineNum"> 911 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="912"><span class="lineNum"> 912 </span> : }</a>
<a name="913"><span class="lineNum"> 913 </span> : </a>
<a name="914"><span class="lineNum"> 914 </span> : /* Unless the -f option is supplied, the name refers to a variable. */</a>
<a name="915"><span class="lineNum"> 915 </span> : #if defined (ARRAY_VARS)</a>
<a name="916"><span class="lineNum"> 916 </span><span class="lineCov"> 21 : if (var &amp;&amp; unset_array)</span></a>
<a name="917"><span class="lineNum"> 917 </span> : {</a>
<a name="918"><span class="lineNum"> 918 </span> : /* Let unbind_array_element decide what to do with non-array vars */</a>
<a name="919"><span class="lineNum"> 919 </span><span class="lineNoCov"> 0 : tem = unbind_array_element (var, t);</span></a>
<a name="920"><span class="lineNum"> 920 </span><span class="lineNoCov"> 0 : if (tem == -2 &amp;&amp; array_p (var) == 0 &amp;&amp; assoc_p (var) == 0)</span></a>
<a name="921"><span class="lineNum"> 921 </span> : {</a>
<a name="922"><span class="lineNum"> 922 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: not an array variable&quot;), var-&gt;name);</span></a>
<a name="923"><span class="lineNum"> 923 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="924"><span class="lineNum"> 924 </span> : }</a>
<a name="925"><span class="lineNum"> 925 </span><span class="lineNoCov"> 0 : else if (tem &lt; 0)</span></a>
<a name="926"><span class="lineNum"> 926 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="927"><span class="lineNum"> 927 </span> : }</a>
<a name="928"><span class="lineNum"> 928 </span> : else</a>
<a name="929"><span class="lineNum"> 929 </span> : #endif /* ARRAY_VARS */</a>
<a name="930"><span class="lineNum"> 930 </span> : /* If we're trying to unset a nameref variable whose value isn't a set</a>
<a name="931"><span class="lineNum"> 931 </span> : variable, make sure we still try to unset the nameref's value */</a>
<a name="932"><span class="lineNum"> 932 </span><span class="lineCov"> 21 : if (var == 0 &amp;&amp; nameref == 0 &amp;&amp; unset_function == 0)</span></a>
<a name="933"><span class="lineNum"> 933 </span> : {</a>
<a name="934"><span class="lineNum"> 934 </span><span class="lineCov"> 21 : var = find_variable_last_nameref (name, 0);</span></a>
<a name="935"><span class="lineNum"> 935 </span><span class="lineCov"> 21 : if (var &amp;&amp; nameref_p (var))</span></a>
<a name="936"><span class="lineNum"> 936 </span> : {</a>
<a name="937"><span class="lineNum"> 937 </span> : #if defined (ARRAY_VARS)</a>
<a name="938"><span class="lineNum"> 938 </span><span class="lineNoCov"> 0 : if (valid_array_reference (nameref_cell (var), 0))</span></a>
<a name="939"><span class="lineNum"> 939 </span> : {</a>
<a name="940"><span class="lineNum"> 940 </span><span class="lineNoCov"> 0 : tname = savestring (nameref_cell (var));</span></a>
<a name="941"><span class="lineNum"> 941 </span><span class="lineNoCov"> 0 : if (var = array_variable_part (tname, &amp;t, 0))</span></a>
<a name="942"><span class="lineNum"> 942 </span><span class="lineNoCov"> 0 : tem = unbind_array_element (var, t);</span></a>
<a name="943"><span class="lineNum"> 943 </span><span class="lineNoCov"> 0 : free (tname);</span></a>
<a name="944"><span class="lineNum"> 944 </span> : }</a>
<a name="945"><span class="lineNum"> 945 </span> : else</a>
<a name="946"><span class="lineNum"> 946 </span> : #endif</a>
<a name="947"><span class="lineNum"> 947 </span><span class="lineNoCov"> 0 : tem = unbind_variable (nameref_cell (var));</span></a>
<a name="948"><span class="lineNum"> 948 </span> : }</a>
<a name="949"><span class="lineNum"> 949 </span> : else</a>
<a name="950"><span class="lineNum"> 950 </span><span class="lineCov"> 21 : tem = unbind_variable (name);</span></a>
<a name="951"><span class="lineNum"> 951 </span> : }</a>
<a name="952"><span class="lineNum"> 952 </span> : else</a>
<a name="953"><span class="lineNum"> 953 </span><span class="lineNoCov"> 0 : tem = unset_function ? unbind_func (name) : (nameref ? unbind_nameref (name) : unbind_variable (name));</span></a>
<a name="954"><span class="lineNum"> 954 </span> : </a>
<a name="955"><span class="lineNum"> 955 </span> : /* This is what Posix.2 says: ``If neither -f nor -v</a>
<a name="956"><span class="lineNum"> 956 </span> : is specified, the name refers to a variable; if a variable by</a>
<a name="957"><span class="lineNum"> 957 </span> : that name does not exist, a function by that name, if any,</a>
<a name="958"><span class="lineNum"> 958 </span> : shall be unset.'' */</a>
<a name="959"><span class="lineNum"> 959 </span><span class="lineCov"> 21 : if (tem == -1 &amp;&amp; nameref == 0 &amp;&amp; unset_function == 0 &amp;&amp; unset_variable == 0)</span></a>
<a name="960"><span class="lineNum"> 960 </span><span class="lineCov"> 21 : tem = unbind_func (name);</span></a>
<a name="961"><span class="lineNum"> 961 </span> : </a>
<a name="962"><span class="lineNum"> 962 </span><span class="lineCov"> 21 : name = list-&gt;word-&gt;word; /* reset above for namerefs */</span></a>
<a name="963"><span class="lineNum"> 963 </span> : </a>
<a name="964"><span class="lineNum"> 964 </span> : /* SUSv3, POSIX.1-2001 say: ``Unsetting a variable or function that</a>
<a name="965"><span class="lineNum"> 965 </span> : was not previously set shall not be considered an error.'' */</a>
<a name="966"><span class="lineNum"> 966 </span> : </a>
<a name="967"><span class="lineNum"> 967 </span><span class="lineCov"> 21 : if (unset_function == 0)</span></a>
<a name="968"><span class="lineNum"> 968 </span><span class="lineCov"> 21 : stupidly_hack_special_variables (name);</span></a>
<a name="969"><span class="lineNum"> 969 </span> : </a>
<a name="970"><span class="lineNum"> 970 </span><span class="lineCov"> 21 : list = list-&gt;next;</span></a>
<a name="971"><span class="lineNum"> 971 </span> : }</a>
<a name="972"><span class="lineNum"> 972 </span> : </a>
<a name="973"><span class="lineNum"> 973 </span><span class="lineCov"> 83 : return (any_failed ? EXECUTION_FAILURE : EXECUTION_SUCCESS);</span></a>
<a name="974"><span class="lineNum"> 974 </span> : }</a>
</pre>
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