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<title>LCOV - cov-sh.info - builtins/declare.def</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
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<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%">
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<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> - declare.def<span style="font-size: 80%;"> (source / <a href="declare.def.func-sort-c.html">functions</a>)</span></td>
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<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-sh.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">109</td>
<td class="headerCovTableEntry">387</td>
<td class="headerCovTableEntryLo">28.2 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2020-10-29 14:49:55</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">3</td>
<td class="headerCovTableEntry">3</td>
<td class="headerCovTableEntryHi">100.0 %</td>
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<pre class="sourceHeading"> Line data Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum"> 1 </span> : This file is declare.def, from which is created declare.c.</a>
<a name="2"><span class="lineNum"> 2 </span> : It implements the builtins &quot;declare&quot; and &quot;local&quot; in Bash.</a>
<a name="3"><span class="lineNum"> 3 </span> : </a>
<a name="4"><span class="lineNum"> 4 </span> : Copyright (C) 1987-2016 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 declare.c</a>
<a name="22"><span class="lineNum"> 22 </span> : </a>
<a name="23"><span class="lineNum"> 23 </span> : $BUILTIN declare</a>
<a name="24"><span class="lineNum"> 24 </span> : $FUNCTION declare_builtin</a>
<a name="25"><span class="lineNum"> 25 </span> : $SHORT_DOC declare [-aAfFgilnrtux] [-p] [name[=value] ...]</a>
<a name="26"><span class="lineNum"> 26 </span> : Set variable values and attributes.</a>
<a name="27"><span class="lineNum"> 27 </span> : </a>
<a name="28"><span class="lineNum"> 28 </span> : Declare variables and give them attributes. If no NAMEs are given,</a>
<a name="29"><span class="lineNum"> 29 </span> : display the attributes and values of all variables.</a>
<a name="30"><span class="lineNum"> 30 </span> : </a>
<a name="31"><span class="lineNum"> 31 </span> : Options:</a>
<a name="32"><span class="lineNum"> 32 </span> : -f restrict action or display to function names and definitions</a>
<a name="33"><span class="lineNum"> 33 </span> : -F restrict display to function names only (plus line number and</a>
<a name="34"><span class="lineNum"> 34 </span> : source file when debugging)</a>
<a name="35"><span class="lineNum"> 35 </span> : -g create global variables when used in a shell function; otherwise</a>
<a name="36"><span class="lineNum"> 36 </span> : ignored</a>
<a name="37"><span class="lineNum"> 37 </span> : -p display the attributes and value of each NAME</a>
<a name="38"><span class="lineNum"> 38 </span> : </a>
<a name="39"><span class="lineNum"> 39 </span> : Options which set attributes:</a>
<a name="40"><span class="lineNum"> 40 </span> : -a to make NAMEs indexed arrays (if supported)</a>
<a name="41"><span class="lineNum"> 41 </span> : -A to make NAMEs associative arrays (if supported)</a>
<a name="42"><span class="lineNum"> 42 </span> : -i to make NAMEs have the `integer' attribute</a>
<a name="43"><span class="lineNum"> 43 </span> : -l to convert NAMEs to lower case on assignment</a>
<a name="44"><span class="lineNum"> 44 </span> : -n make NAME a reference to the variable named by its value</a>
<a name="45"><span class="lineNum"> 45 </span> : -r to make NAMEs readonly</a>
<a name="46"><span class="lineNum"> 46 </span> : -t to make NAMEs have the `trace' attribute</a>
<a name="47"><span class="lineNum"> 47 </span> : -u to convert NAMEs to upper case on assignment</a>
<a name="48"><span class="lineNum"> 48 </span> : -x to make NAMEs export</a>
<a name="49"><span class="lineNum"> 49 </span> : </a>
<a name="50"><span class="lineNum"> 50 </span> : Using `+' instead of `-' turns off the given attribute.</a>
<a name="51"><span class="lineNum"> 51 </span> : </a>
<a name="52"><span class="lineNum"> 52 </span> : Variables with the integer attribute have arithmetic evaluation (see</a>
<a name="53"><span class="lineNum"> 53 </span> : the `let' command) performed when the variable is assigned a value.</a>
<a name="54"><span class="lineNum"> 54 </span> : </a>
<a name="55"><span class="lineNum"> 55 </span> : When used in a function, `declare' makes NAMEs local, as with the `local'</a>
<a name="56"><span class="lineNum"> 56 </span> : command. The `-g' option suppresses this behavior.</a>
<a name="57"><span class="lineNum"> 57 </span> : </a>
<a name="58"><span class="lineNum"> 58 </span> : Exit Status:</a>
<a name="59"><span class="lineNum"> 59 </span> : Returns success unless an invalid option is supplied or a variable</a>
<a name="60"><span class="lineNum"> 60 </span> : assignment error occurs.</a>
<a name="61"><span class="lineNum"> 61 </span> : $END</a>
<a name="62"><span class="lineNum"> 62 </span> : </a>
<a name="63"><span class="lineNum"> 63 </span> : $BUILTIN typeset</a>
<a name="64"><span class="lineNum"> 64 </span> : $FUNCTION declare_builtin</a>
<a name="65"><span class="lineNum"> 65 </span> : $SHORT_DOC typeset [-aAfFgilnrtux] [-p] name[=value] ...</a>
<a name="66"><span class="lineNum"> 66 </span> : Set variable values and attributes.</a>
<a name="67"><span class="lineNum"> 67 </span> : </a>
<a name="68"><span class="lineNum"> 68 </span> : A synonym for `declare'. See `help declare'.</a>
<a name="69"><span class="lineNum"> 69 </span> : $END</a>
<a name="70"><span class="lineNum"> 70 </span> : </a>
<a name="71"><span class="lineNum"> 71 </span> : #include &lt;config.h&gt;</a>
<a name="72"><span class="lineNum"> 72 </span> : </a>
<a name="73"><span class="lineNum"> 73 </span> : #if defined (HAVE_UNISTD_H)</a>
<a name="74"><span class="lineNum"> 74 </span> : # ifdef _MINIX</a>
<a name="75"><span class="lineNum"> 75 </span> : # include &lt;sys/types.h&gt;</a>
<a name="76"><span class="lineNum"> 76 </span> : # endif</a>
<a name="77"><span class="lineNum"> 77 </span> : # include &lt;unistd.h&gt;</a>
<a name="78"><span class="lineNum"> 78 </span> : #endif</a>
<a name="79"><span class="lineNum"> 79 </span> : </a>
<a name="80"><span class="lineNum"> 80 </span> : #include &lt;stdio.h&gt;</a>
<a name="81"><span class="lineNum"> 81 </span> : </a>
<a name="82"><span class="lineNum"> 82 </span> : #include &quot;../bashansi.h&quot;</a>
<a name="83"><span class="lineNum"> 83 </span> : #include &quot;../bashintl.h&quot;</a>
<a name="84"><span class="lineNum"> 84 </span> : </a>
<a name="85"><span class="lineNum"> 85 </span> : #include &quot;../shell.h&quot;</a>
<a name="86"><span class="lineNum"> 86 </span> : #include &quot;../flags.h&quot;</a>
<a name="87"><span class="lineNum"> 87 </span> : #include &quot;common.h&quot;</a>
<a name="88"><span class="lineNum"> 88 </span> : #include &quot;builtext.h&quot;</a>
<a name="89"><span class="lineNum"> 89 </span> : #include &quot;bashgetopt.h&quot;</a>
<a name="90"><span class="lineNum"> 90 </span> : </a>
<a name="91"><span class="lineNum"> 91 </span> : extern int array_needs_making;</a>
<a name="92"><span class="lineNum"> 92 </span> : extern int posixly_correct;</a>
<a name="93"><span class="lineNum"> 93 </span> : </a>
<a name="94"><span class="lineNum"> 94 </span> : static int declare_internal __P((register WORD_LIST *, int));</a>
<a name="95"><span class="lineNum"> 95 </span> : </a>
<a name="96"><span class="lineNum"> 96 </span> : /* Declare or change variable attributes. */</a>
<a name="97"><span class="lineNum"> 97 </span> : int</a>
<a name="98"><span class="lineNum"> 98 </span><span class="lineCov"> 182 : declare_builtin (list)</span></a>
<a name="99"><span class="lineNum"> 99 </span> : register WORD_LIST *list;</a>
<a name="100"><span class="lineNum"> 100 </span> : {</a>
<a name="101"><span class="lineNum"> 101 </span><span class="lineCov"> 182 : return (declare_internal (list, 0));</span></a>
<a name="102"><span class="lineNum"> 102 </span> : }</a>
<a name="103"><span class="lineNum"> 103 </span> : </a>
<a name="104"><span class="lineNum"> 104 </span> : $BUILTIN local</a>
<a name="105"><span class="lineNum"> 105 </span> : $FUNCTION local_builtin</a>
<a name="106"><span class="lineNum"> 106 </span> : $SHORT_DOC local [option] name[=value] ...</a>
<a name="107"><span class="lineNum"> 107 </span> : Define local variables.</a>
<a name="108"><span class="lineNum"> 108 </span> : </a>
<a name="109"><span class="lineNum"> 109 </span> : Create a local variable called NAME, and give it VALUE. OPTION can</a>
<a name="110"><span class="lineNum"> 110 </span> : be any option accepted by `declare'.</a>
<a name="111"><span class="lineNum"> 111 </span> : </a>
<a name="112"><span class="lineNum"> 112 </span> : Local variables can only be used within a function; they are visible</a>
<a name="113"><span class="lineNum"> 113 </span> : only to the function where they are defined and its children.</a>
<a name="114"><span class="lineNum"> 114 </span> : </a>
<a name="115"><span class="lineNum"> 115 </span> : Exit Status:</a>
<a name="116"><span class="lineNum"> 116 </span> : Returns success unless an invalid option is supplied, a variable</a>
<a name="117"><span class="lineNum"> 117 </span> : assignment error occurs, or the shell is not executing a function.</a>
<a name="118"><span class="lineNum"> 118 </span> : $END</a>
<a name="119"><span class="lineNum"> 119 </span> : int</a>
<a name="120"><span class="lineNum"> 120 </span><span class="lineCov"> 66 : local_builtin (list)</span></a>
<a name="121"><span class="lineNum"> 121 </span> : register WORD_LIST *list;</a>
<a name="122"><span class="lineNum"> 122 </span> : {</a>
<a name="123"><span class="lineNum"> 123 </span><span class="lineCov"> 66 : if (variable_context)</span></a>
<a name="124"><span class="lineNum"> 124 </span><span class="lineNoCov"> 0 : return (declare_internal (list, 1));</span></a>
<a name="125"><span class="lineNum"> 125 </span> : else</a>
<a name="126"><span class="lineNum"> 126 </span> : {</a>
<a name="127"><span class="lineNum"> 127 </span><span class="lineCov"> 66 : builtin_error (_(&quot;can only be used in a function&quot;));</span></a>
<a name="128"><span class="lineNum"> 128 </span><span class="lineCov"> 66 : return (EXECUTION_FAILURE);</span></a>
<a name="129"><span class="lineNum"> 129 </span> : }</a>
<a name="130"><span class="lineNum"> 130 </span> : }</a>
<a name="131"><span class="lineNum"> 131 </span> : </a>
<a name="132"><span class="lineNum"> 132 </span> : #if defined (ARRAY_VARS)</a>
<a name="133"><span class="lineNum"> 133 </span> : # define DECLARE_OPTS &quot;+acfgilnprtuxAF&quot;</a>
<a name="134"><span class="lineNum"> 134 </span> : #else</a>
<a name="135"><span class="lineNum"> 135 </span> : # define DECLARE_OPTS &quot;+cfgilnprtuxF&quot;</a>
<a name="136"><span class="lineNum"> 136 </span> : #endif</a>
<a name="137"><span class="lineNum"> 137 </span> : </a>
<a name="138"><span class="lineNum"> 138 </span> : /* The workhorse function. */</a>
<a name="139"><span class="lineNum"> 139 </span> : static int</a>
<a name="140"><span class="lineNum"> 140 </span><span class="lineCov"> 182 : declare_internal (list, local_var)</span></a>
<a name="141"><span class="lineNum"> 141 </span> : register WORD_LIST *list;</a>
<a name="142"><span class="lineNum"> 142 </span> : int local_var;</a>
<a name="143"><span class="lineNum"> 143 </span> : {</a>
<a name="144"><span class="lineNum"> 144 </span><span class="lineCov"> 182 : int flags_on, flags_off, *flags;</span></a>
<a name="145"><span class="lineNum"> 145 </span><span class="lineCov"> 182 : int any_failed, assign_error, pflag, nodefs, opt, mkglobal, onref, offref;</span></a>
<a name="146"><span class="lineNum"> 146 </span><span class="lineCov"> 182 : char *t, *subscript_start;</span></a>
<a name="147"><span class="lineNum"> 147 </span><span class="lineCov"> 182 : SHELL_VAR *var, *refvar, *v;</span></a>
<a name="148"><span class="lineNum"> 148 </span><span class="lineCov"> 182 : FUNCTION_DEF *shell_fn;</span></a>
<a name="149"><span class="lineNum"> 149 </span> : </a>
<a name="150"><span class="lineNum"> 150 </span><span class="lineCov"> 182 : flags_on = flags_off = any_failed = assign_error = pflag = nodefs = mkglobal = 0;</span></a>
<a name="151"><span class="lineNum"> 151 </span><span class="lineCov"> 182 : refvar = (SHELL_VAR *)NULL;</span></a>
<a name="152"><span class="lineNum"> 152 </span><span class="lineCov"> 182 : reset_internal_getopt ();</span></a>
<a name="153"><span class="lineNum"> 153 </span><span class="lineCov"> 182 : while ((opt = internal_getopt (list, DECLARE_OPTS)) != -1)</span></a>
<a name="154"><span class="lineNum"> 154 </span> : {</a>
<a name="155"><span class="lineNum"> 155 </span><span class="lineNoCov"> 0 : flags = list_opttype == '+' ? &amp;flags_off : &amp;flags_on;</span></a>
<a name="156"><span class="lineNum"> 156 </span> : </a>
<a name="157"><span class="lineNum"> 157 </span> : /* If you add options here, see whether or not they need to be added to</a>
<a name="158"><span class="lineNum"> 158 </span> : the loop in subst.c:shell_expand_word_list() */</a>
<a name="159"><span class="lineNum"> 159 </span><span class="lineNoCov"> 0 : switch (opt)</span></a>
<a name="160"><span class="lineNum"> 160 </span> : {</a>
<a name="161"><span class="lineNum"> 161 </span><span class="lineNoCov"> 0 : case 'a':</span></a>
<a name="162"><span class="lineNum"> 162 </span> : #if defined (ARRAY_VARS)</a>
<a name="163"><span class="lineNum"> 163 </span><span class="lineNoCov"> 0 : *flags |= att_array;</span></a>
<a name="164"><span class="lineNum"> 164 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="165"><span class="lineNum"> 165 </span> : #else</a>
<a name="166"><span class="lineNum"> 166 </span> : builtin_usage ();</a>
<a name="167"><span class="lineNum"> 167 </span> : return (EX_USAGE);</a>
<a name="168"><span class="lineNum"> 168 </span> : #endif</a>
<a name="169"><span class="lineNum"> 169 </span><span class="lineNoCov"> 0 : case 'A':</span></a>
<a name="170"><span class="lineNum"> 170 </span> : #if defined (ARRAY_VARS)</a>
<a name="171"><span class="lineNum"> 171 </span><span class="lineNoCov"> 0 : *flags |= att_assoc;</span></a>
<a name="172"><span class="lineNum"> 172 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="173"><span class="lineNum"> 173 </span> : #else</a>
<a name="174"><span class="lineNum"> 174 </span> : builtin_usage ();</a>
<a name="175"><span class="lineNum"> 175 </span> : return (EX_USAGE);</a>
<a name="176"><span class="lineNum"> 176 </span> : #endif</a>
<a name="177"><span class="lineNum"> 177 </span><span class="lineNoCov"> 0 : case 'p':</span></a>
<a name="178"><span class="lineNum"> 178 </span><span class="lineNoCov"> 0 : if (local_var == 0)</span></a>
<a name="179"><span class="lineNum"> 179 </span><span class="lineNoCov"> 0 : pflag++;</span></a>
<a name="180"><span class="lineNum"> 180 </span> : break;</a>
<a name="181"><span class="lineNum"> 181 </span><span class="lineNoCov"> 0 : case 'F':</span></a>
<a name="182"><span class="lineNum"> 182 </span><span class="lineNoCov"> 0 : nodefs++;</span></a>
<a name="183"><span class="lineNum"> 183 </span><span class="lineNoCov"> 0 : *flags |= att_function;</span></a>
<a name="184"><span class="lineNum"> 184 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="185"><span class="lineNum"> 185 </span><span class="lineNoCov"> 0 : case 'f':</span></a>
<a name="186"><span class="lineNum"> 186 </span><span class="lineNoCov"> 0 : *flags |= att_function;</span></a>
<a name="187"><span class="lineNum"> 187 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="188"><span class="lineNum"> 188 </span><span class="lineNoCov"> 0 : case 'g':</span></a>
<a name="189"><span class="lineNum"> 189 </span><span class="lineNoCov"> 0 : if (flags == &amp;flags_on)</span></a>
<a name="190"><span class="lineNum"> 190 </span><span class="lineNoCov"> 0 : mkglobal = 1;</span></a>
<a name="191"><span class="lineNum"> 191 </span> : break;</a>
<a name="192"><span class="lineNum"> 192 </span><span class="lineNoCov"> 0 : case 'i':</span></a>
<a name="193"><span class="lineNum"> 193 </span><span class="lineNoCov"> 0 : *flags |= att_integer;</span></a>
<a name="194"><span class="lineNum"> 194 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="195"><span class="lineNum"> 195 </span><span class="lineNoCov"> 0 : case 'n':</span></a>
<a name="196"><span class="lineNum"> 196 </span><span class="lineNoCov"> 0 : *flags |= att_nameref;</span></a>
<a name="197"><span class="lineNum"> 197 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="198"><span class="lineNum"> 198 </span><span class="lineNoCov"> 0 : case 'r':</span></a>
<a name="199"><span class="lineNum"> 199 </span><span class="lineNoCov"> 0 : *flags |= att_readonly;</span></a>
<a name="200"><span class="lineNum"> 200 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="201"><span class="lineNum"> 201 </span><span class="lineNoCov"> 0 : case 't':</span></a>
<a name="202"><span class="lineNum"> 202 </span><span class="lineNoCov"> 0 : *flags |= att_trace;</span></a>
<a name="203"><span class="lineNum"> 203 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="204"><span class="lineNum"> 204 </span><span class="lineNoCov"> 0 : case 'x':</span></a>
<a name="205"><span class="lineNum"> 205 </span><span class="lineNoCov"> 0 : *flags |= att_exported;</span></a>
<a name="206"><span class="lineNum"> 206 </span><span class="lineNoCov"> 0 : array_needs_making = 1;</span></a>
<a name="207"><span class="lineNum"> 207 </span><span class="lineNoCov"> 0 : break;</span></a>
<a name="208"><span class="lineNum"> 208 </span> : #if defined (CASEMOD_ATTRS)</a>
<a name="209"><span class="lineNum"> 209 </span> : # if defined (CASEMOD_CAPCASE)</a>
<a name="210"><span class="lineNum"> 210 </span><span class="lineNoCov"> 0 : case 'c':</span></a>
<a name="211"><span class="lineNum"> 211 </span><span class="lineNoCov"> 0 : *flags |= att_capcase;</span></a>
<a name="212"><span class="lineNum"> 212 </span><span class="lineNoCov"> 0 : if (flags == &amp;flags_on)</span></a>
<a name="213"><span class="lineNum"> 213 </span><span class="lineNoCov"> 0 : flags_off |= att_uppercase|att_lowercase;</span></a>
<a name="214"><span class="lineNum"> 214 </span> : break;</a>
<a name="215"><span class="lineNum"> 215 </span> : # endif</a>
<a name="216"><span class="lineNum"> 216 </span><span class="lineNoCov"> 0 : case 'l':</span></a>
<a name="217"><span class="lineNum"> 217 </span><span class="lineNoCov"> 0 : *flags |= att_lowercase;</span></a>
<a name="218"><span class="lineNum"> 218 </span><span class="lineNoCov"> 0 : if (flags == &amp;flags_on)</span></a>
<a name="219"><span class="lineNum"> 219 </span><span class="lineNoCov"> 0 : flags_off |= att_capcase|att_uppercase;</span></a>
<a name="220"><span class="lineNum"> 220 </span> : break;</a>
<a name="221"><span class="lineNum"> 221 </span><span class="lineNoCov"> 0 : case 'u':</span></a>
<a name="222"><span class="lineNum"> 222 </span><span class="lineNoCov"> 0 : *flags |= att_uppercase;</span></a>
<a name="223"><span class="lineNum"> 223 </span><span class="lineNoCov"> 0 : if (flags == &amp;flags_on)</span></a>
<a name="224"><span class="lineNum"> 224 </span><span class="lineNoCov"> 0 : flags_off |= att_capcase|att_lowercase;</span></a>
<a name="225"><span class="lineNum"> 225 </span> : break;</a>
<a name="226"><span class="lineNum"> 226 </span> : #endif /* CASEMOD_ATTRS */</a>
<a name="227"><span class="lineNum"> 227 </span><span class="lineNoCov"> 0 : CASE_HELPOPT;</span></a>
<a name="228"><span class="lineNum"> 228 </span><span class="lineNoCov"> 0 : default:</span></a>
<a name="229"><span class="lineNum"> 229 </span><span class="lineNoCov"> 0 : builtin_usage ();</span></a>
<a name="230"><span class="lineNum"> 230 </span><span class="lineNoCov"> 0 : return (EX_USAGE);</span></a>
<a name="231"><span class="lineNum"> 231 </span> : }</a>
<a name="232"><span class="lineNum"> 232 </span> : }</a>
<a name="233"><span class="lineNum"> 233 </span> : </a>
<a name="234"><span class="lineNum"> 234 </span><span class="lineCov"> 182 : list = loptend;</span></a>
<a name="235"><span class="lineNum"> 235 </span> : </a>
<a name="236"><span class="lineNum"> 236 </span> : /* If there are no more arguments left, then we just want to show</a>
<a name="237"><span class="lineNum"> 237 </span> : some variables. */</a>
<a name="238"><span class="lineNum"> 238 </span><span class="lineCov"> 182 : if (list == 0) /* declare -[aAfFirtx] */</span></a>
<a name="239"><span class="lineNum"> 239 </span> : {</a>
<a name="240"><span class="lineNum"> 240 </span> : /* Show local variables defined at this context level if this is</a>
<a name="241"><span class="lineNum"> 241 </span> : the `local' builtin. */</a>
<a name="242"><span class="lineNum"> 242 </span><span class="lineCov"> 157 : if (local_var)</span></a>
<a name="243"><span class="lineNum"> 243 </span> : {</a>
<a name="244"><span class="lineNum"> 244 </span><span class="lineNoCov"> 0 : register SHELL_VAR **vlist;</span></a>
<a name="245"><span class="lineNum"> 245 </span><span class="lineNoCov"> 0 : register int i;</span></a>
<a name="246"><span class="lineNum"> 246 </span> : </a>
<a name="247"><span class="lineNum"> 247 </span><span class="lineNoCov"> 0 : vlist = all_local_variables ();</span></a>
<a name="248"><span class="lineNum"> 248 </span> : </a>
<a name="249"><span class="lineNum"> 249 </span><span class="lineNoCov"> 0 : if (vlist)</span></a>
<a name="250"><span class="lineNum"> 250 </span> : {</a>
<a name="251"><span class="lineNum"> 251 </span><span class="lineNoCov"> 0 : for (i = 0; vlist[i]; i++)</span></a>
<a name="252"><span class="lineNum"> 252 </span><span class="lineNoCov"> 0 : print_assignment (vlist[i]);</span></a>
<a name="253"><span class="lineNum"> 253 </span> : </a>
<a name="254"><span class="lineNum"> 254 </span><span class="lineNoCov"> 0 : free (vlist);</span></a>
<a name="255"><span class="lineNum"> 255 </span> : }</a>
<a name="256"><span class="lineNum"> 256 </span> : }</a>
<a name="257"><span class="lineNum"> 257 </span><span class="lineCov"> 157 : else if (pflag &amp;&amp; (flags_on == 0 || flags_on == att_function))</span></a>
<a name="258"><span class="lineNum"> 258 </span><span class="lineNoCov"> 0 : show_all_var_attributes (flags_on == 0, nodefs);</span></a>
<a name="259"><span class="lineNum"> 259 </span><span class="lineCov"> 157 : else if (flags_on == 0)</span></a>
<a name="260"><span class="lineNum"> 260 </span><span class="lineCov"> 157 : return (set_builtin ((WORD_LIST *)NULL));</span></a>
<a name="261"><span class="lineNum"> 261 </span> : else</a>
<a name="262"><span class="lineNum"> 262 </span><span class="lineNoCov"> 0 : set_or_show_attributes ((WORD_LIST *)NULL, flags_on, nodefs);</span></a>
<a name="263"><span class="lineNum"> 263 </span> : </a>
<a name="264"><span class="lineNum"> 264 </span><span class="lineNoCov"> 0 : return (sh_chkwrite (EXECUTION_SUCCESS));</span></a>
<a name="265"><span class="lineNum"> 265 </span> : }</a>
<a name="266"><span class="lineNum"> 266 </span> : </a>
<a name="267"><span class="lineNum"> 267 </span><span class="lineCov"> 25 : if (pflag) /* declare -p [-aAfFirtx] name [name...] */</span></a>
<a name="268"><span class="lineNum"> 268 </span> : {</a>
<a name="269"><span class="lineNum"> 269 </span><span class="lineNoCov"> 0 : for (any_failed = 0; list; list = list-&gt;next)</span></a>
<a name="270"><span class="lineNum"> 270 </span> : {</a>
<a name="271"><span class="lineNum"> 271 </span><span class="lineNoCov"> 0 : if (flags_on &amp; att_function)</span></a>
<a name="272"><span class="lineNum"> 272 </span><span class="lineNoCov"> 0 : pflag = show_func_attributes (list-&gt;word-&gt;word, nodefs);</span></a>
<a name="273"><span class="lineNum"> 273 </span> : else</a>
<a name="274"><span class="lineNum"> 274 </span><span class="lineNoCov"> 0 : pflag = show_name_attributes (list-&gt;word-&gt;word, nodefs);</span></a>
<a name="275"><span class="lineNum"> 275 </span><span class="lineNoCov"> 0 : if (pflag)</span></a>
<a name="276"><span class="lineNum"> 276 </span> : {</a>
<a name="277"><span class="lineNum"> 277 </span><span class="lineNoCov"> 0 : sh_notfound (list-&gt;word-&gt;word);</span></a>
<a name="278"><span class="lineNum"> 278 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="279"><span class="lineNum"> 279 </span> : }</a>
<a name="280"><span class="lineNum"> 280 </span> : }</a>
<a name="281"><span class="lineNum"> 281 </span><span class="lineNoCov"> 0 : return (sh_chkwrite (any_failed ? EXECUTION_FAILURE : EXECUTION_SUCCESS));</span></a>
<a name="282"><span class="lineNum"> 282 </span> : }</a>
<a name="283"><span class="lineNum"> 283 </span> : </a>
<a name="284"><span class="lineNum"> 284 </span> : #define NEXT_VARIABLE() free (name); list = list-&gt;next; continue</a>
<a name="285"><span class="lineNum"> 285 </span> : </a>
<a name="286"><span class="lineNum"> 286 </span> : /* There are arguments left, so we are making variables. */</a>
<a name="287"><span class="lineNum"> 287 </span><span class="lineCov"> 63 : while (list) /* declare [-aAfFirx] name [name ...] */</span></a>
<a name="288"><span class="lineNum"> 288 </span> : {</a>
<a name="289"><span class="lineNum"> 289 </span><span class="lineCov"> 38 : char *value, *name, *oldname;</span></a>
<a name="290"><span class="lineNum"> 290 </span><span class="lineCov"> 38 : int offset, aflags, wflags, created_var, namelen;</span></a>
<a name="291"><span class="lineNum"> 291 </span> : #if defined (ARRAY_VARS)</a>
<a name="292"><span class="lineNum"> 292 </span><span class="lineCov"> 38 : int making_array_special, compound_array_assign, simple_array_assign;</span></a>
<a name="293"><span class="lineNum"> 293 </span><span class="lineCov"> 38 : int array_exists, creating_array, array_subscript_assignment;</span></a>
<a name="294"><span class="lineNum"> 294 </span> : #endif</a>
<a name="295"><span class="lineNum"> 295 </span> : </a>
<a name="296"><span class="lineNum"> 296 </span><span class="lineCov"> 38 : name = savestring (list-&gt;word-&gt;word);</span></a>
<a name="297"><span class="lineNum"> 297 </span><span class="lineCov"> 38 : wflags = list-&gt;word-&gt;flags;</span></a>
<a name="298"><span class="lineNum"> 298 </span><span class="lineCov"> 38 : offset = assignment (name, 0);</span></a>
<a name="299"><span class="lineNum"> 299 </span><span class="lineCov"> 38 : aflags = 0;</span></a>
<a name="300"><span class="lineNum"> 300 </span><span class="lineCov"> 38 : created_var = 0;</span></a>
<a name="301"><span class="lineNum"> 301 </span> : </a>
<a name="302"><span class="lineNum"> 302 </span><span class="lineCov"> 38 : if (local_var &amp;&amp; variable_context &amp;&amp; STREQ (name, &quot;-&quot;))</span></a>
<a name="303"><span class="lineNum"> 303 </span> : {</a>
<a name="304"><span class="lineNum"> 304 </span><span class="lineNoCov"> 0 : var = make_local_variable (&quot;-&quot;);</span></a>
<a name="305"><span class="lineNum"> 305 </span><span class="lineNoCov"> 0 : FREE (value_cell (var)); /* just in case */</span></a>
<a name="306"><span class="lineNum"> 306 </span><span class="lineNoCov"> 0 : value = get_current_options ();</span></a>
<a name="307"><span class="lineNum"> 307 </span><span class="lineNoCov"> 0 : var_setvalue (var, value);</span></a>
<a name="308"><span class="lineNum"> 308 </span><span class="lineNoCov"> 0 : VSETATTR (var, att_invisible);</span></a>
<a name="309"><span class="lineNum"> 309 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="310"><span class="lineNum"> 310 </span> : }</a>
<a name="311"><span class="lineNum"> 311 </span> : </a>
<a name="312"><span class="lineNum"> 312 </span><span class="lineCov"> 38 : if (offset) /* declare [-aAfFirx] name=value */</span></a>
<a name="313"><span class="lineNum"> 313 </span> : {</a>
<a name="314"><span class="lineNum"> 314 </span><span class="lineCov"> 12 : name[offset] = '\0';</span></a>
<a name="315"><span class="lineNum"> 315 </span><span class="lineCov"> 12 : value = name + offset + 1;</span></a>
<a name="316"><span class="lineNum"> 316 </span><span class="lineCov"> 12 : if (name[offset - 1] == '+')</span></a>
<a name="317"><span class="lineNum"> 317 </span> : {</a>
<a name="318"><span class="lineNum"> 318 </span><span class="lineNoCov"> 0 : aflags |= ASS_APPEND;</span></a>
<a name="319"><span class="lineNum"> 319 </span><span class="lineNoCov"> 0 : name[offset - 1] = '\0';</span></a>
<a name="320"><span class="lineNum"> 320 </span> : }</a>
<a name="321"><span class="lineNum"> 321 </span> : }</a>
<a name="322"><span class="lineNum"> 322 </span> : else</a>
<a name="323"><span class="lineNum"> 323 </span> : value = &quot;&quot;;</a>
<a name="324"><span class="lineNum"> 324 </span> : </a>
<a name="325"><span class="lineNum"> 325 </span> : /* Do some lexical error checking on the LHS and RHS of the assignment</a>
<a name="326"><span class="lineNum"> 326 </span> : that is specific to nameref variables. */</a>
<a name="327"><span class="lineNum"> 327 </span><span class="lineCov"> 38 : if (flags_on &amp; att_nameref)</span></a>
<a name="328"><span class="lineNum"> 328 </span> : {</a>
<a name="329"><span class="lineNum"> 329 </span> : #if defined (ARRAY_VARS)</a>
<a name="330"><span class="lineNum"> 330 </span><span class="lineNoCov"> 0 : if (valid_array_reference (name, 0))</span></a>
<a name="331"><span class="lineNum"> 331 </span> : {</a>
<a name="332"><span class="lineNum"> 332 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: reference variable cannot be an array&quot;), name);</span></a>
<a name="333"><span class="lineNum"> 333 </span><span class="lineNoCov"> 0 : assign_error++;</span></a>
<a name="334"><span class="lineNum"> 334 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="335"><span class="lineNum"> 335 </span> : }</a>
<a name="336"><span class="lineNum"> 336 </span> : else</a>
<a name="337"><span class="lineNum"> 337 </span> : #endif</a>
<a name="338"><span class="lineNum"> 338 </span> : /* disallow self references at global scope, warn at function scope */</a>
<a name="339"><span class="lineNum"> 339 </span><span class="lineNoCov"> 0 : if (check_selfref (name, value, 0))</span></a>
<a name="340"><span class="lineNum"> 340 </span> : {</a>
<a name="341"><span class="lineNum"> 341 </span><span class="lineNoCov"> 0 : if (variable_context == 0)</span></a>
<a name="342"><span class="lineNum"> 342 </span> : {</a>
<a name="343"><span class="lineNum"> 343 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: nameref variable self references not allowed&quot;), name);</span></a>
<a name="344"><span class="lineNum"> 344 </span><span class="lineNoCov"> 0 : assign_error++;</span></a>
<a name="345"><span class="lineNum"> 345 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="346"><span class="lineNum"> 346 </span> : }</a>
<a name="347"><span class="lineNum"> 347 </span> : else</a>
<a name="348"><span class="lineNum"> 348 </span><span class="lineNoCov"> 0 : builtin_warning (_(&quot;%s: circular name reference&quot;), name);</span></a>
<a name="349"><span class="lineNum"> 349 </span> : }</a>
<a name="350"><span class="lineNum"> 350 </span> : #if 1</a>
<a name="351"><span class="lineNum"> 351 </span><span class="lineNoCov"> 0 : if (value &amp;&amp; *value &amp;&amp; (aflags &amp; ASS_APPEND) == 0 &amp;&amp; valid_nameref_value (value, 1) == 0)</span></a>
<a name="352"><span class="lineNum"> 352 </span> : {</a>
<a name="353"><span class="lineNum"> 353 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;`%s': invalid variable name for name reference&quot;), value);</span></a>
<a name="354"><span class="lineNum"> 354 </span><span class="lineNoCov"> 0 : assign_error++;</span></a>
<a name="355"><span class="lineNum"> 355 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="356"><span class="lineNum"> 356 </span> : }</a>
<a name="357"><span class="lineNum"> 357 </span> : #endif</a>
<a name="358"><span class="lineNum"> 358 </span> : }</a>
<a name="359"><span class="lineNum"> 359 </span> : </a>
<a name="360"><span class="lineNum"> 360 </span><span class="lineCov"> 38 : restart_new_var_name:</span></a>
<a name="361"><span class="lineNum"> 361 </span> : #if defined (ARRAY_VARS)</a>
<a name="362"><span class="lineNum"> 362 </span><span class="lineCov"> 38 : array_exists = creating_array = 0;</span></a>
<a name="363"><span class="lineNum"> 363 </span><span class="lineCov"> 38 : compound_array_assign = simple_array_assign = 0;</span></a>
<a name="364"><span class="lineNum"> 364 </span><span class="lineCov"> 38 : array_subscript_assignment = 0;</span></a>
<a name="365"><span class="lineNum"> 365 </span><span class="lineCov"> 38 : subscript_start = (char *)NULL;</span></a>
<a name="366"><span class="lineNum"> 366 </span><span class="lineCov"> 38 : if (t = strchr (name, '[')) /* ] */</span></a>
<a name="367"><span class="lineNum"> 367 </span> : {</a>
<a name="368"><span class="lineNum"> 368 </span> : /* If offset != 0 we have already validated any array reference</a>
<a name="369"><span class="lineNum"> 369 </span> : because assignment() calls skipsubscript() */</a>
<a name="370"><span class="lineNum"> 370 </span><span class="lineNoCov"> 0 : if (offset == 0 &amp;&amp; valid_array_reference (name, 0) == 0)</span></a>
<a name="371"><span class="lineNum"> 371 </span> : {</a>
<a name="372"><span class="lineNum"> 372 </span><span class="lineNoCov"> 0 : sh_invalidid (name);</span></a>
<a name="373"><span class="lineNum"> 373 </span><span class="lineNoCov"> 0 : assign_error++;</span></a>
<a name="374"><span class="lineNum"> 374 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="375"><span class="lineNum"> 375 </span> : }</a>
<a name="376"><span class="lineNum"> 376 </span><span class="lineNoCov"> 0 : subscript_start = t;</span></a>
<a name="377"><span class="lineNum"> 377 </span><span class="lineNoCov"> 0 : *t = '\0';</span></a>
<a name="378"><span class="lineNum"> 378 </span><span class="lineNoCov"> 0 : making_array_special = 1; /* XXX - should this check offset? */</span></a>
<a name="379"><span class="lineNum"> 379 </span><span class="lineNoCov"> 0 : array_subscript_assignment = offset != 0;</span></a>
<a name="380"><span class="lineNum"> 380 </span> : }</a>
<a name="381"><span class="lineNum"> 381 </span> : else</a>
<a name="382"><span class="lineNum"> 382 </span> : making_array_special = 0;</a>
<a name="383"><span class="lineNum"> 383 </span> : #endif</a>
<a name="384"><span class="lineNum"> 384 </span> : </a>
<a name="385"><span class="lineNum"> 385 </span> : /* If we're in posix mode or not looking for a shell function (since</a>
<a name="386"><span class="lineNum"> 386 </span> : shell function names don't have to be valid identifiers when the</a>
<a name="387"><span class="lineNum"> 387 </span> : shell's not in posix mode), check whether or not the argument is a</a>
<a name="388"><span class="lineNum"> 388 </span> : valid, well-formed shell identifier. */</a>
<a name="389"><span class="lineNum"> 389 </span><span class="lineCov"> 38 : if ((posixly_correct || (flags_on &amp; att_function) == 0) &amp;&amp; legal_identifier (name) == 0)</span></a>
<a name="390"><span class="lineNum"> 390 </span> : {</a>
<a name="391"><span class="lineNum"> 391 </span><span class="lineCov"> 13 : sh_invalidid (name);</span></a>
<a name="392"><span class="lineNum"> 392 </span><span class="lineCov"> 13 : assign_error++;</span></a>
<a name="393"><span class="lineNum"> 393 </span><span class="lineCov"> 13 : NEXT_VARIABLE ();</span></a>
<a name="394"><span class="lineNum"> 394 </span> : }</a>
<a name="395"><span class="lineNum"> 395 </span> : </a>
<a name="396"><span class="lineNum"> 396 </span> : /* If VARIABLE_CONTEXT has a non-zero value, then we are executing</a>
<a name="397"><span class="lineNum"> 397 </span> : inside of a function. This means we should make local variables,</a>
<a name="398"><span class="lineNum"> 398 </span> : not global ones. */</a>
<a name="399"><span class="lineNum"> 399 </span> : </a>
<a name="400"><span class="lineNum"> 400 </span> : /* XXX - this has consequences when we're making a local copy of a</a>
<a name="401"><span class="lineNum"> 401 </span> : variable that was in the temporary environment. Watch out</a>
<a name="402"><span class="lineNum"> 402 </span> : for this. */</a>
<a name="403"><span class="lineNum"> 403 </span><span class="lineCov"> 25 : refvar = (SHELL_VAR *)NULL;</span></a>
<a name="404"><span class="lineNum"> 404 </span><span class="lineCov"> 25 : if (variable_context &amp;&amp; mkglobal == 0 &amp;&amp; ((flags_on &amp; att_function) == 0))</span></a>
<a name="405"><span class="lineNum"> 405 </span> : {</a>
<a name="406"><span class="lineNum"> 406 </span> : /* check name for validity here? */</a>
<a name="407"><span class="lineNum"> 407 </span> : #if defined (ARRAY_VARS)</a>
<a name="408"><span class="lineNum"> 408 </span><span class="lineNoCov"> 0 : if (flags_on &amp; att_assoc)</span></a>
<a name="409"><span class="lineNum"> 409 </span><span class="lineNoCov"> 0 : var = make_local_assoc_variable (name);</span></a>
<a name="410"><span class="lineNum"> 410 </span><span class="lineNoCov"> 0 : else if ((flags_on &amp; att_array) || making_array_special)</span></a>
<a name="411"><span class="lineNum"> 411 </span><span class="lineNoCov"> 0 : var = make_local_array_variable (name, making_array_special);</span></a>
<a name="412"><span class="lineNum"> 412 </span> : else</a>
<a name="413"><span class="lineNum"> 413 </span> : #endif</a>
<a name="414"><span class="lineNum"> 414 </span><span class="lineNoCov"> 0 : if (offset == 0 &amp;&amp; (flags_on &amp; att_nameref))</span></a>
<a name="415"><span class="lineNum"> 415 </span> : {</a>
<a name="416"><span class="lineNum"> 416 </span> : /* First look for refvar at current scope */</a>
<a name="417"><span class="lineNum"> 417 </span><span class="lineNoCov"> 0 : refvar = find_variable_last_nameref (name, 1);</span></a>
<a name="418"><span class="lineNum"> 418 </span><span class="lineNoCov"> 0 : var = find_variable (name);</span></a>
<a name="419"><span class="lineNum"> 419 </span> : /* VARIABLE_CONTEXT != 0, so we are attempting to create or modify</a>
<a name="420"><span class="lineNum"> 420 </span> : the attributes for a local variable at the same scope. If we've</a>
<a name="421"><span class="lineNum"> 421 </span> : used a reference from a previous context to resolve VAR, we</a>
<a name="422"><span class="lineNum"> 422 </span> : want to throw REFVAR and VAR away and create a new local var. */</a>
<a name="423"><span class="lineNum"> 423 </span><span class="lineNoCov"> 0 : if (refvar &amp;&amp; refvar-&gt;context != variable_context)</span></a>
<a name="424"><span class="lineNum"> 424 </span> : {</a>
<a name="425"><span class="lineNum"> 425 </span><span class="lineNoCov"> 0 : refvar = 0;</span></a>
<a name="426"><span class="lineNum"> 426 </span><span class="lineNoCov"> 0 : var = make_local_variable (name);</span></a>
<a name="427"><span class="lineNum"> 427 </span> : }</a>
<a name="428"><span class="lineNum"> 428 </span><span class="lineNoCov"> 0 : else if (refvar &amp;&amp; refvar-&gt;context == variable_context)</span></a>
<a name="429"><span class="lineNum"> 429 </span> : var = refvar;</a>
<a name="430"><span class="lineNum"> 430 </span> : /* Maybe we just want to create a new local variable */</a>
<a name="431"><span class="lineNum"> 431 </span><span class="lineNoCov"> 0 : else if (var == 0 || var-&gt;context != variable_context)</span></a>
<a name="432"><span class="lineNum"> 432 </span><span class="lineNoCov"> 0 : var = make_local_variable (name);</span></a>
<a name="433"><span class="lineNum"> 433 </span> : /* otherwise we have a var at the right context */</a>
<a name="434"><span class="lineNum"> 434 </span> : }</a>
<a name="435"><span class="lineNum"> 435 </span> : else</a>
<a name="436"><span class="lineNum"> 436 </span> : /* XXX - check name for validity here with valid_nameref_value */</a>
<a name="437"><span class="lineNum"> 437 </span><span class="lineNoCov"> 0 : var = make_local_variable (name); /* sets att_invisible for new vars */</span></a>
<a name="438"><span class="lineNum"> 438 </span><span class="lineNoCov"> 0 : if (var == 0)</span></a>
<a name="439"><span class="lineNum"> 439 </span> : {</a>
<a name="440"><span class="lineNum"> 440 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="441"><span class="lineNum"> 441 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="442"><span class="lineNum"> 442 </span> : }</a>
<a name="443"><span class="lineNum"> 443 </span><span class="lineNoCov"> 0 : if (var &amp;&amp; nameref_p (var) &amp;&amp; readonly_p (var) &amp;&amp; nameref_cell (var) &amp;&amp; (flags_off &amp; att_nameref))</span></a>
<a name="444"><span class="lineNum"> 444 </span> : {</a>
<a name="445"><span class="lineNum"> 445 </span><span class="lineNoCov"> 0 : sh_readonly (name);</span></a>
<a name="446"><span class="lineNum"> 446 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="447"><span class="lineNum"> 447 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="448"><span class="lineNum"> 448 </span> : }</a>
<a name="449"><span class="lineNum"> 449 </span> : }</a>
<a name="450"><span class="lineNum"> 450 </span> : else</a>
<a name="451"><span class="lineNum"> 451 </span> : var = (SHELL_VAR *)NULL;</a>
<a name="452"><span class="lineNum"> 452 </span> : </a>
<a name="453"><span class="lineNum"> 453 </span> : /* If we are declaring a function, then complain about it in some way.</a>
<a name="454"><span class="lineNum"> 454 </span> : We don't let people make functions by saying `typeset -f foo=bar'. */</a>
<a name="455"><span class="lineNum"> 455 </span> : </a>
<a name="456"><span class="lineNum"> 456 </span> : /* There should be a way, however, to let people look at a particular</a>
<a name="457"><span class="lineNum"> 457 </span> : function definition by saying `typeset -f foo'. */</a>
<a name="458"><span class="lineNum"> 458 </span> : </a>
<a name="459"><span class="lineNum"> 459 </span><span class="lineCov"> 25 : if (flags_on &amp; att_function)</span></a>
<a name="460"><span class="lineNum"> 460 </span> : {</a>
<a name="461"><span class="lineNum"> 461 </span><span class="lineNoCov"> 0 : if (offset) /* declare -f [-rix] foo=bar */</span></a>
<a name="462"><span class="lineNum"> 462 </span> : {</a>
<a name="463"><span class="lineNum"> 463 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;cannot use `-f' to make functions&quot;));</span></a>
<a name="464"><span class="lineNum"> 464 </span><span class="lineNoCov"> 0 : free (name);</span></a>
<a name="465"><span class="lineNum"> 465 </span><span class="lineNoCov"> 0 : return (EXECUTION_FAILURE);</span></a>
<a name="466"><span class="lineNum"> 466 </span> : }</a>
<a name="467"><span class="lineNum"> 467 </span> : else /* declare -f [-rx] name [name...] */</a>
<a name="468"><span class="lineNum"> 468 </span> : {</a>
<a name="469"><span class="lineNum"> 469 </span><span class="lineNoCov"> 0 : var = find_function (name);</span></a>
<a name="470"><span class="lineNum"> 470 </span> : </a>
<a name="471"><span class="lineNum"> 471 </span><span class="lineNoCov"> 0 : if (var)</span></a>
<a name="472"><span class="lineNum"> 472 </span> : {</a>
<a name="473"><span class="lineNum"> 473 </span><span class="lineNoCov"> 0 : if (readonly_p (var) &amp;&amp; (flags_off &amp; att_readonly))</span></a>
<a name="474"><span class="lineNum"> 474 </span> : {</a>
<a name="475"><span class="lineNum"> 475 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: readonly function&quot;), name);</span></a>
<a name="476"><span class="lineNum"> 476 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="477"><span class="lineNum"> 477 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="478"><span class="lineNum"> 478 </span> : }</a>
<a name="479"><span class="lineNum"> 479 </span> : </a>
<a name="480"><span class="lineNum"> 480 </span> : /* declare -[Ff] name [name...] */</a>
<a name="481"><span class="lineNum"> 481 </span><span class="lineNoCov"> 0 : if (flags_on == att_function &amp;&amp; flags_off == 0)</span></a>
<a name="482"><span class="lineNum"> 482 </span> : {</a>
<a name="483"><span class="lineNum"> 483 </span> : #if defined (DEBUGGER)</a>
<a name="484"><span class="lineNum"> 484 </span><span class="lineNoCov"> 0 : if (nodefs &amp;&amp; debugging_mode)</span></a>
<a name="485"><span class="lineNum"> 485 </span> : {</a>
<a name="486"><span class="lineNum"> 486 </span><span class="lineNoCov"> 0 : shell_fn = find_function_def (var-&gt;name);</span></a>
<a name="487"><span class="lineNum"> 487 </span><span class="lineNoCov"> 0 : if (shell_fn)</span></a>
<a name="488"><span class="lineNum"> 488 </span><span class="lineNoCov"> 0 : printf (&quot;%s %d %s\n&quot;, var-&gt;name, shell_fn-&gt;line, shell_fn-&gt;source_file);</span></a>
<a name="489"><span class="lineNum"> 489 </span> : else</a>
<a name="490"><span class="lineNum"> 490 </span><span class="lineNoCov"> 0 : printf (&quot;%s\n&quot;, var-&gt;name);</span></a>
<a name="491"><span class="lineNum"> 491 </span> : }</a>
<a name="492"><span class="lineNum"> 492 </span> : else</a>
<a name="493"><span class="lineNum"> 493 </span> : #endif /* DEBUGGER */</a>
<a name="494"><span class="lineNum"> 494 </span> : { </a>
<a name="495"><span class="lineNum"> 495 </span><span class="lineNoCov"> 0 : t = nodefs ? var-&gt;name</span></a>
<a name="496"><span class="lineNum"> 496 </span><span class="lineNoCov"> 0 : : named_function_string (name, function_cell (var), FUNC_MULTILINE|FUNC_EXTERNAL);</span></a>
<a name="497"><span class="lineNum"> 497 </span><span class="lineNoCov"> 0 : printf (&quot;%s\n&quot;, t);</span></a>
<a name="498"><span class="lineNum"> 498 </span><span class="lineNoCov"> 0 : any_failed = sh_chkwrite (any_failed);</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> : else /* declare -[fF] -[rx] name [name...] */</a>
<a name="502"><span class="lineNum"> 502 </span> : {</a>
<a name="503"><span class="lineNum"> 503 </span><span class="lineNoCov"> 0 : VSETATTR (var, flags_on);</span></a>
<a name="504"><span class="lineNum"> 504 </span><span class="lineNoCov"> 0 : VUNSETATTR (var, flags_off);</span></a>
<a name="505"><span class="lineNum"> 505 </span> : }</a>
<a name="506"><span class="lineNum"> 506 </span> : }</a>
<a name="507"><span class="lineNum"> 507 </span> : else</a>
<a name="508"><span class="lineNum"> 508 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="509"><span class="lineNum"> 509 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</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> : else /* declare -[aAinrx] name [name...] */</a>
<a name="513"><span class="lineNum"> 513 </span> : {</a>
<a name="514"><span class="lineNum"> 514 </span> : /* Non-null if we just created or fetched a local variable. */</a>
<a name="515"><span class="lineNum"> 515 </span> : #if 0</a>
<a name="516"><span class="lineNum"> 516 </span> : /* This is bash-4.3 code. */</a>
<a name="517"><span class="lineNum"> 517 </span> : /* Here's what ksh93 seems to do. If we are modifying an existing</a>
<a name="518"><span class="lineNum"> 518 </span> : nameref variable, we don't follow the nameref chain past the last</a>
<a name="519"><span class="lineNum"> 519 </span> : nameref, and we set the nameref variable's value so future</a>
<a name="520"><span class="lineNum"> 520 </span> : references to that variable will return the value of the variable</a>
<a name="521"><span class="lineNum"> 521 </span> : we're assigning right now. */</a>
<a name="522"><span class="lineNum"> 522 </span> : #else</a>
<a name="523"><span class="lineNum"> 523 </span> : /* Here's what ksh93 seems to do as of the 2012 version: if we are</a>
<a name="524"><span class="lineNum"> 524 </span> : using declare -n to modify the value of an existing nameref</a>
<a name="525"><span class="lineNum"> 525 </span> : variable, don't follow the nameref chain at all and just search</a>
<a name="526"><span class="lineNum"> 526 </span> : for a nameref at the current context. If we have a nameref,</a>
<a name="527"><span class="lineNum"> 527 </span> : modify its value (changing which variable it references). */</a>
<a name="528"><span class="lineNum"> 528 </span> : #endif</a>
<a name="529"><span class="lineNum"> 529 </span><span class="lineCov"> 25 : if (var == 0 &amp;&amp; (flags_on &amp; att_nameref))</span></a>
<a name="530"><span class="lineNum"> 530 </span> : {</a>
<a name="531"><span class="lineNum"> 531 </span> : #if 0</a>
<a name="532"><span class="lineNum"> 532 </span> : /* See if we are trying to modify an existing nameref variable */</a>
<a name="533"><span class="lineNum"> 533 </span> : var = mkglobal ? find_global_variable_last_nameref (name, 1) : find_variable_last_nameref (name, 1);</a>
<a name="534"><span class="lineNum"> 534 </span> : #else</a>
<a name="535"><span class="lineNum"> 535 </span> : /* See if we are trying to modify an existing nameref variable,</a>
<a name="536"><span class="lineNum"> 536 </span> : but don't follow the nameref chain. */</a>
<a name="537"><span class="lineNum"> 537 </span><span class="lineNoCov"> 0 : var = mkglobal ? find_global_variable_noref (name) : find_variable_noref (name);</span></a>
<a name="538"><span class="lineNum"> 538 </span> : #endif</a>
<a name="539"><span class="lineNum"> 539 </span><span class="lineNoCov"> 0 : if (var &amp;&amp; nameref_p (var) == 0)</span></a>
<a name="540"><span class="lineNum"> 540 </span> : var = 0;</a>
<a name="541"><span class="lineNum"> 541 </span> : }</a>
<a name="542"><span class="lineNum"> 542 </span> : /* However, if we're turning off the nameref attribute on an existing</a>
<a name="543"><span class="lineNum"> 543 </span> : nameref variable, we first follow the nameref chain to the end,</a>
<a name="544"><span class="lineNum"> 544 </span> : modify the value of the variable this nameref variable references,</a>
<a name="545"><span class="lineNum"> 545 </span> : *CHANGING ITS VALUE AS A SIDE EFFECT* then turn off the nameref</a>
<a name="546"><span class="lineNum"> 546 </span> : flag *LEAVING THE NAMEREF VARIABLE'S VALUE UNCHANGED* */</a>
<a name="547"><span class="lineNum"> 547 </span><span class="lineCov"> 25 : else if (var == 0 &amp;&amp; (flags_off &amp; att_nameref))</span></a>
<a name="548"><span class="lineNum"> 548 </span> : {</a>
<a name="549"><span class="lineNum"> 549 </span> : /* See if we are trying to modify an existing nameref variable */</a>
<a name="550"><span class="lineNum"> 550 </span><span class="lineNoCov"> 0 : refvar = mkglobal ? find_global_variable_last_nameref (name, 0) : find_variable_last_nameref (name, 0);</span></a>
<a name="551"><span class="lineNum"> 551 </span><span class="lineNoCov"> 0 : if (refvar &amp;&amp; nameref_p (refvar) == 0)</span></a>
<a name="552"><span class="lineNum"> 552 </span> : refvar = 0;</a>
<a name="553"><span class="lineNum"> 553 </span> : /* If the nameref is readonly but doesn't have a value, ksh93</a>
<a name="554"><span class="lineNum"> 554 </span> : allows the nameref attribute to be removed. If it's readonly</a>
<a name="555"><span class="lineNum"> 555 </span> : and has a value, even if the value doesn't reference an</a>
<a name="556"><span class="lineNum"> 556 </span> : existing variable, we disallow the modification */</a>
<a name="557"><span class="lineNum"> 557 </span><span class="lineNoCov"> 0 : if (refvar &amp;&amp; nameref_cell (refvar) &amp;&amp; readonly_p (refvar))</span></a>
<a name="558"><span class="lineNum"> 558 </span> : {</a>
<a name="559"><span class="lineNum"> 559 </span><span class="lineNoCov"> 0 : sh_readonly (name);</span></a>
<a name="560"><span class="lineNum"> 560 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="561"><span class="lineNum"> 561 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="562"><span class="lineNum"> 562 </span> : }</a>
<a name="563"><span class="lineNum"> 563 </span><span class="lineNoCov"> 0 : if (refvar)</span></a>
<a name="564"><span class="lineNum"> 564 </span><span class="lineNoCov"> 0 : var = mkglobal ? find_global_variable (nameref_cell (refvar)) : find_variable (nameref_cell (refvar));</span></a>
<a name="565"><span class="lineNum"> 565 </span> : }</a>
<a name="566"><span class="lineNum"> 566 </span> : #if defined (ARRAY_VARS)</a>
<a name="567"><span class="lineNum"> 567 </span> : /* If we have an array assignment to a nameref, remove the nameref</a>
<a name="568"><span class="lineNum"> 568 </span> : attribute and go on. */</a>
<a name="569"><span class="lineNum"> 569 </span><span class="lineCov"> 25 : else if (var == 0 &amp;&amp; offset &amp;&amp; array_subscript_assignment)</span></a>
<a name="570"><span class="lineNum"> 570 </span> : {</a>
<a name="571"><span class="lineNum"> 571 </span><span class="lineNoCov"> 0 : var = mkglobal ? find_global_variable_noref (name) : find_variable_noref (name);</span></a>
<a name="572"><span class="lineNum"> 572 </span><span class="lineNoCov"> 0 : if (var &amp;&amp; nameref_p (var))</span></a>
<a name="573"><span class="lineNum"> 573 </span> : {</a>
<a name="574"><span class="lineNum"> 574 </span><span class="lineNoCov"> 0 : internal_warning (_(&quot;%s: removing nameref attribute&quot;), name);</span></a>
<a name="575"><span class="lineNum"> 575 </span><span class="lineNoCov"> 0 : FREE (value_cell (var)); /* XXX - bash-4.3 compat */</span></a>
<a name="576"><span class="lineNum"> 576 </span><span class="lineNoCov"> 0 : var_setvalue (var, (char *)NULL);</span></a>
<a name="577"><span class="lineNum"> 577 </span><span class="lineNoCov"> 0 : VUNSETATTR (var, att_nameref);</span></a>
<a name="578"><span class="lineNum"> 578 </span> : }</a>
<a name="579"><span class="lineNum"> 579 </span> : }</a>
<a name="580"><span class="lineNum"> 580 </span> : #endif</a>
<a name="581"><span class="lineNum"> 581 </span> : </a>
<a name="582"><span class="lineNum"> 582 </span> : /* See if we are trying to set flags or value for an existing nameref</a>
<a name="583"><span class="lineNum"> 583 </span> : that points to a non-existent variable: e.g.,</a>
<a name="584"><span class="lineNum"> 584 </span> : declare -n foo=bar</a>
<a name="585"><span class="lineNum"> 585 </span> : unset foo # unsets bar</a>
<a name="586"><span class="lineNum"> 586 </span> : declare -i foo</a>
<a name="587"><span class="lineNum"> 587 </span> : foo=4+4</a>
<a name="588"><span class="lineNum"> 588 </span> : declare -p foo */</a>
<a name="589"><span class="lineNum"> 589 </span><span class="lineCov"> 25 : if (var == 0 &amp;&amp; (flags_on || flags_off || offset))</span></a>
<a name="590"><span class="lineNum"> 590 </span> : {</a>
<a name="591"><span class="lineNum"> 591 </span><span class="lineCov"> 12 : refvar = mkglobal ? find_global_variable_last_nameref (name, 0) : find_variable_last_nameref (name, 0);</span></a>
<a name="592"><span class="lineNum"> 592 </span><span class="lineCov"> 12 : if (refvar &amp;&amp; nameref_p (refvar) == 0)</span></a>
<a name="593"><span class="lineNum"> 593 </span> : refvar = 0;</a>
<a name="594"><span class="lineNum"> 594 </span><span class="lineNoCov"> 0 : if (refvar)</span></a>
<a name="595"><span class="lineNum"> 595 </span><span class="lineNoCov"> 0 : var = mkglobal ? find_global_variable (nameref_cell (refvar)) : find_variable (nameref_cell (refvar));</span></a>
<a name="596"><span class="lineNum"> 596 </span><span class="lineCov"> 12 : if (refvar &amp;&amp; var == 0)</span></a>
<a name="597"><span class="lineNum"> 597 </span> : {</a>
<a name="598"><span class="lineNum"> 598 </span><span class="lineNoCov"> 0 : oldname = name; /* need to free this */</span></a>
<a name="599"><span class="lineNum"> 599 </span> : </a>
<a name="600"><span class="lineNum"> 600 </span><span class="lineNoCov"> 0 : namelen = strlen (nameref_cell (refvar));</span></a>
<a name="601"><span class="lineNum"> 601 </span> : #if defined (ARRAY_VARS)</a>
<a name="602"><span class="lineNum"> 602 </span><span class="lineNoCov"> 0 : if (subscript_start)</span></a>
<a name="603"><span class="lineNum"> 603 </span> : {</a>
<a name="604"><span class="lineNum"> 604 </span><span class="lineNoCov"> 0 : *subscript_start = '['; /*]*/</span></a>
<a name="605"><span class="lineNum"> 605 </span><span class="lineNoCov"> 0 : namelen += strlen (subscript_start);</span></a>
<a name="606"><span class="lineNum"> 606 </span> : }</a>
<a name="607"><span class="lineNum"> 607 </span> : #endif</a>
<a name="608"><span class="lineNum"> 608 </span><span class="lineNoCov"> 0 : name = xmalloc (namelen + 2 + strlen (value) + 1);</span></a>
<a name="609"><span class="lineNum"> 609 </span><span class="lineNoCov"> 0 : strcpy (name, nameref_cell (refvar));</span></a>
<a name="610"><span class="lineNum"> 610 </span> : #if defined (ARRAY_VARS)</a>
<a name="611"><span class="lineNum"> 611 </span><span class="lineNoCov"> 0 : if (subscript_start)</span></a>
<a name="612"><span class="lineNum"> 612 </span><span class="lineNoCov"> 0 : strcpy (name + strlen (nameref_cell (refvar)), subscript_start);</span></a>
<a name="613"><span class="lineNum"> 613 </span> : #endif</a>
<a name="614"><span class="lineNum"> 614 </span> : /* We are committed to using the new name, so reset */</a>
<a name="615"><span class="lineNum"> 615 </span><span class="lineNoCov"> 0 : if (offset)</span></a>
<a name="616"><span class="lineNum"> 616 </span> : {</a>
<a name="617"><span class="lineNum"> 617 </span> : /* Rebuild assignment and restore offset and value */</a>
<a name="618"><span class="lineNum"> 618 </span><span class="lineNoCov"> 0 : if (aflags &amp; ASS_APPEND)</span></a>
<a name="619"><span class="lineNum"> 619 </span><span class="lineNoCov"> 0 : name[namelen++] = '+';</span></a>
<a name="620"><span class="lineNum"> 620 </span><span class="lineNoCov"> 0 : name[namelen++] = '=';</span></a>
<a name="621"><span class="lineNum"> 621 </span><span class="lineNoCov"> 0 : if (value &amp;&amp; *value)</span></a>
<a name="622"><span class="lineNum"> 622 </span><span class="lineNoCov"> 0 : strcpy (name + namelen, value);</span></a>
<a name="623"><span class="lineNum"> 623 </span> : else</a>
<a name="624"><span class="lineNum"> 624 </span><span class="lineNoCov"> 0 : name[namelen] = '\0';</span></a>
<a name="625"><span class="lineNum"> 625 </span><span class="lineNoCov"> 0 : offset = assignment (name, 0);</span></a>
<a name="626"><span class="lineNum"> 626 </span> : /* if offset was valid previously, but the substituting</a>
<a name="627"><span class="lineNum"> 627 </span> : of the nameref value results in an invalid assignment,</a>
<a name="628"><span class="lineNum"> 628 </span> : throw an invalid identifier error */</a>
<a name="629"><span class="lineNum"> 629 </span><span class="lineNoCov"> 0 : if (offset == 0)</span></a>
<a name="630"><span class="lineNum"> 630 </span> : {</a>
<a name="631"><span class="lineNum"> 631 </span><span class="lineNoCov"> 0 : free (oldname);</span></a>
<a name="632"><span class="lineNum"> 632 </span><span class="lineNoCov"> 0 : sh_invalidid (name);</span></a>
<a name="633"><span class="lineNum"> 633 </span><span class="lineNoCov"> 0 : assign_error++;</span></a>
<a name="634"><span class="lineNum"> 634 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="635"><span class="lineNum"> 635 </span> : }</a>
<a name="636"><span class="lineNum"> 636 </span><span class="lineNoCov"> 0 : name[offset] = '\0';</span></a>
<a name="637"><span class="lineNum"> 637 </span><span class="lineNoCov"> 0 : value = name + namelen;</span></a>
<a name="638"><span class="lineNum"> 638 </span> : }</a>
<a name="639"><span class="lineNum"> 639 </span><span class="lineNoCov"> 0 : free (oldname);</span></a>
<a name="640"><span class="lineNum"> 640 </span><span class="lineNoCov"> 0 : goto restart_new_var_name;</span></a>
<a name="641"><span class="lineNum"> 641 </span> : /* NOTREACHED */</a>
<a name="642"><span class="lineNum"> 642 </span> : }</a>
<a name="643"><span class="lineNum"> 643 </span> : }</a>
<a name="644"><span class="lineNum"> 644 </span><span class="lineCov"> 25 : if (var == 0)</span></a>
<a name="645"><span class="lineNum"> 645 </span><span class="lineCov"> 25 : var = mkglobal ? find_global_variable (name) : find_variable (name);</span></a>
<a name="646"><span class="lineNum"> 646 </span> : </a>
<a name="647"><span class="lineNum"> 647 </span> : #if defined (ARRAY_VARS)</a>
<a name="648"><span class="lineNum"> 648 </span><span class="lineCov"> 25 : array_exists = var &amp;&amp; (array_p (var) || assoc_p (var));</span></a>
<a name="649"><span class="lineNum"> 649 </span><span class="lineCov"> 25 : creating_array = flags_on &amp; (att_array|att_assoc);</span></a>
<a name="650"><span class="lineNum"> 650 </span> : #endif</a>
<a name="651"><span class="lineNum"> 651 </span> : </a>
<a name="652"><span class="lineNum"> 652 </span><span class="lineCov"> 25 : if (var == 0)</span></a>
<a name="653"><span class="lineNum"> 653 </span> : {</a>
<a name="654"><span class="lineNum"> 654 </span> : #if defined (ARRAY_VARS)</a>
<a name="655"><span class="lineNum"> 655 </span><span class="lineCov"> 13 : if (flags_on &amp; att_assoc)</span></a>
<a name="656"><span class="lineNum"> 656 </span> : {</a>
<a name="657"><span class="lineNum"> 657 </span><span class="lineNoCov"> 0 : var = make_new_assoc_variable (name);</span></a>
<a name="658"><span class="lineNum"> 658 </span><span class="lineNoCov"> 0 : if (var &amp;&amp; offset == 0 &amp;&amp; no_invisible_vars == 0)</span></a>
<a name="659"><span class="lineNum"> 659 </span><span class="lineNoCov"> 0 : VSETATTR (var, att_invisible);</span></a>
<a name="660"><span class="lineNum"> 660 </span> : }</a>
<a name="661"><span class="lineNum"> 661 </span><span class="lineCov"> 13 : else if ((flags_on &amp; att_array) || making_array_special)</span></a>
<a name="662"><span class="lineNum"> 662 </span> : {</a>
<a name="663"><span class="lineNum"> 663 </span><span class="lineNoCov"> 0 : var = make_new_array_variable (name);</span></a>
<a name="664"><span class="lineNum"> 664 </span><span class="lineNoCov"> 0 : if (var &amp;&amp; offset == 0 &amp;&amp; no_invisible_vars == 0)</span></a>
<a name="665"><span class="lineNum"> 665 </span><span class="lineNoCov"> 0 : VSETATTR (var, att_invisible);</span></a>
<a name="666"><span class="lineNum"> 666 </span> : }</a>
<a name="667"><span class="lineNum"> 667 </span> : else</a>
<a name="668"><span class="lineNum"> 668 </span> : #endif</a>
<a name="669"><span class="lineNum"> 669 </span> : {</a>
<a name="670"><span class="lineNum"> 670 </span><span class="lineCov"> 13 : var = mkglobal ? bind_global_variable (name, (char *)NULL, ASS_FORCE) : bind_variable (name, (char *)NULL, ASS_FORCE);</span></a>
<a name="671"><span class="lineNum"> 671 </span><span class="lineCov"> 13 : if (var &amp;&amp; offset == 0 &amp;&amp; no_invisible_vars == 0)</span></a>
<a name="672"><span class="lineNum"> 672 </span><span class="lineCov"> 13 : VSETATTR (var, att_invisible);</span></a>
<a name="673"><span class="lineNum"> 673 </span> : }</a>
<a name="674"><span class="lineNum"> 674 </span><span class="lineCov"> 13 : if (var == 0)</span></a>
<a name="675"><span class="lineNum"> 675 </span> : {</a>
<a name="676"><span class="lineNum"> 676 </span> : /* Has to appear in brackets */</a>
<a name="677"><span class="lineNum"> 677 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="678"><span class="lineNum"> 678 </span> : }</a>
<a name="679"><span class="lineNum"> 679 </span> : created_var = 1;</a>
<a name="680"><span class="lineNum"> 680 </span> : }</a>
<a name="681"><span class="lineNum"> 681 </span> : /* Can't take an existing array variable and make it a nameref */</a>
<a name="682"><span class="lineNum"> 682 </span><span class="lineCov"> 12 : else if ((array_p (var) || assoc_p (var)) &amp;&amp; (flags_on &amp; att_nameref))</span></a>
<a name="683"><span class="lineNum"> 683 </span> : {</a>
<a name="684"><span class="lineNum"> 684 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: reference variable cannot be an array&quot;), name);</span></a>
<a name="685"><span class="lineNum"> 685 </span><span class="lineNoCov"> 0 : assign_error++;</span></a>
<a name="686"><span class="lineNum"> 686 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="687"><span class="lineNum"> 687 </span> : }</a>
<a name="688"><span class="lineNum"> 688 </span><span class="lineCov"> 12 : else if (nameref_p (var) &amp;&amp; (flags_on &amp; att_nameref) == 0 &amp;&amp; (flags_off &amp; att_nameref) == 0 &amp;&amp; offset &amp;&amp; valid_nameref_value (value, 1) == 0)</span></a>
<a name="689"><span class="lineNum"> 689 </span> : {</a>
<a name="690"><span class="lineNum"> 690 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;`%s': invalid variable name for name reference&quot;), value);</span></a>
<a name="691"><span class="lineNum"> 691 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="692"><span class="lineNum"> 692 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="693"><span class="lineNum"> 693 </span> : }</a>
<a name="694"><span class="lineNum"> 694 </span><span class="lineCov"> 12 : else if (flags_on &amp; att_nameref)</span></a>
<a name="695"><span class="lineNum"> 695 </span> : {</a>
<a name="696"><span class="lineNum"> 696 </span> : #if 1</a>
<a name="697"><span class="lineNum"> 697 </span> : /* Check of offset is to allow an assignment to a nameref var as</a>
<a name="698"><span class="lineNum"> 698 </span> : part of the declare word to override existing value */</a>
<a name="699"><span class="lineNum"> 699 </span><span class="lineNoCov"> 0 : if (nameref_p (var) == 0 &amp;&amp; var_isset (var) &amp;&amp; offset == 0 &amp;&amp; valid_nameref_value (value_cell (var), 0) == 0)</span></a>
<a name="700"><span class="lineNum"> 700 </span> : {</a>
<a name="701"><span class="lineNum"> 701 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;`%s': invalid variable name for name reference&quot;), value_cell (var));</span></a>
<a name="702"><span class="lineNum"> 702 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="703"><span class="lineNum"> 703 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="704"><span class="lineNum"> 704 </span> : }</a>
<a name="705"><span class="lineNum"> 705 </span> : #endif</a>
<a name="706"><span class="lineNum"> 706 </span><span class="lineNoCov"> 0 : if (readonly_p (var))</span></a>
<a name="707"><span class="lineNum"> 707 </span> : {</a>
<a name="708"><span class="lineNum"> 708 </span><span class="lineNoCov"> 0 : sh_readonly (name);</span></a>
<a name="709"><span class="lineNum"> 709 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="710"><span class="lineNum"> 710 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="711"><span class="lineNum"> 711 </span> : }</a>
<a name="712"><span class="lineNum"> 712 </span> : /* ksh93 compat: turning on nameref attribute turns off -ilu */</a>
<a name="713"><span class="lineNum"> 713 </span><span class="lineNoCov"> 0 : VUNSETATTR (var, att_integer|att_uppercase|att_lowercase|att_capcase);</span></a>
<a name="714"><span class="lineNum"> 714 </span> : }</a>
<a name="715"><span class="lineNum"> 715 </span> : </a>
<a name="716"><span class="lineNum"> 716 </span> : /* Cannot use declare +r to turn off readonly attribute. */ </a>
<a name="717"><span class="lineNum"> 717 </span><span class="lineCov"> 25 : if (readonly_p (var) &amp;&amp; (flags_off &amp; att_readonly))</span></a>
<a name="718"><span class="lineNum"> 718 </span> : {</a>
<a name="719"><span class="lineNum"> 719 </span><span class="lineNoCov"> 0 : sh_readonly (name_cell (var));</span></a>
<a name="720"><span class="lineNum"> 720 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="721"><span class="lineNum"> 721 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="722"><span class="lineNum"> 722 </span> : }</a>
<a name="723"><span class="lineNum"> 723 </span> : </a>
<a name="724"><span class="lineNum"> 724 </span> : /* Cannot use declare to assign value to readonly or noassign</a>
<a name="725"><span class="lineNum"> 725 </span> : variable. */</a>
<a name="726"><span class="lineNum"> 726 </span><span class="lineCov"> 25 : if ((readonly_p (var) || noassign_p (var)) &amp;&amp; offset)</span></a>
<a name="727"><span class="lineNum"> 727 </span> : {</a>
<a name="728"><span class="lineNum"> 728 </span><span class="lineNoCov"> 0 : if (readonly_p (var))</span></a>
<a name="729"><span class="lineNum"> 729 </span><span class="lineNoCov"> 0 : sh_readonly (name);</span></a>
<a name="730"><span class="lineNum"> 730 </span><span class="lineNoCov"> 0 : assign_error++;</span></a>
<a name="731"><span class="lineNum"> 731 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="732"><span class="lineNum"> 732 </span> : }</a>
<a name="733"><span class="lineNum"> 733 </span> : </a>
<a name="734"><span class="lineNum"> 734 </span> : #if defined (ARRAY_VARS)</a>
<a name="735"><span class="lineNum"> 735 </span> : /* make declare a[2]=foo as similar to a[2]=foo as possible if</a>
<a name="736"><span class="lineNum"> 736 </span> : a is already an array or assoc variable. */</a>
<a name="737"><span class="lineNum"> 737 </span><span class="lineCov"> 25 : if (array_subscript_assignment &amp;&amp; array_exists &amp;&amp; creating_array == 0)</span></a>
<a name="738"><span class="lineNum"> 738 </span> : simple_array_assign = 1;</a>
<a name="739"><span class="lineNum"> 739 </span><span class="lineCov"> 25 : else if ((making_array_special || creating_array || array_exists) &amp;&amp; offset)</span></a>
<a name="740"><span class="lineNum"> 740 </span> : {</a>
<a name="741"><span class="lineNum"> 741 </span><span class="lineNoCov"> 0 : int vlen;</span></a>
<a name="742"><span class="lineNum"> 742 </span><span class="lineNoCov"> 0 : vlen = STRLEN (value);</span></a>
<a name="743"><span class="lineNum"> 743 </span> : /*itrace(&quot;declare_builtin: name = %s value = %s flags = %d&quot;, name, value, wflags);*/</a>
<a name="744"><span class="lineNum"> 744 </span><span class="lineNoCov"> 0 : if (shell_compatibility_level &gt; 43 &amp;&amp; (wflags &amp; W_COMPASSIGN) == 0 &amp;&amp;</span></a>
<a name="745"><span class="lineNum"> 745 </span><span class="lineNoCov"> 0 : value[0] == '(' &amp;&amp; value[vlen-1] == ')')</span></a>
<a name="746"><span class="lineNum"> 746 </span> : {</a>
<a name="747"><span class="lineNum"> 747 </span> : /* The warning is only printed when using compound assignment</a>
<a name="748"><span class="lineNum"> 748 </span> : to an array variable that doesn't already exist. We use</a>
<a name="749"><span class="lineNum"> 749 </span> : creating_array to allow things like</a>
<a name="750"><span class="lineNum"> 750 </span> : declare -a foo$bar='(abc)' to work. */ </a>
<a name="751"><span class="lineNum"> 751 </span><span class="lineNoCov"> 0 : if (array_exists == 0 &amp;&amp; creating_array == 0)</span></a>
<a name="752"><span class="lineNum"> 752 </span><span class="lineNoCov"> 0 : internal_warning (_(&quot;%s: quoted compound array assignment deprecated&quot;), list-&gt;word-&gt;word);</span></a>
<a name="753"><span class="lineNum"> 753 </span><span class="lineNoCov"> 0 : compound_array_assign = array_exists || creating_array;</span></a>
<a name="754"><span class="lineNum"> 754 </span><span class="lineNoCov"> 0 : simple_array_assign = making_array_special;</span></a>
<a name="755"><span class="lineNum"> 755 </span> : }</a>
<a name="756"><span class="lineNum"> 756 </span><span class="lineNoCov"> 0 : else if (value[0] == '(' &amp;&amp; value[vlen-1] == ')' &amp;&amp; (shell_compatibility_level &lt; 44 || (wflags &amp; W_COMPASSIGN)))</span></a>
<a name="757"><span class="lineNum"> 757 </span> : compound_array_assign = 1;</a>
<a name="758"><span class="lineNum"> 758 </span> : else</a>
<a name="759"><span class="lineNum"> 759 </span><span class="lineNoCov"> 0 : simple_array_assign = 1;</span></a>
<a name="760"><span class="lineNum"> 760 </span> : }</a>
<a name="761"><span class="lineNum"> 761 </span> : </a>
<a name="762"><span class="lineNum"> 762 </span> : /* Cannot use declare +a name or declare +A name to remove an</a>
<a name="763"><span class="lineNum"> 763 </span> : array variable. */</a>
<a name="764"><span class="lineNum"> 764 </span><span class="lineCov"> 25 : if (((flags_off &amp; att_array) &amp;&amp; array_p (var)) || ((flags_off &amp; att_assoc) &amp;&amp; assoc_p (var)))</span></a>
<a name="765"><span class="lineNum"> 765 </span> : {</a>
<a name="766"><span class="lineNum"> 766 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: cannot destroy array variables in this way&quot;), name);</span></a>
<a name="767"><span class="lineNum"> 767 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="768"><span class="lineNum"> 768 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="769"><span class="lineNum"> 769 </span> : }</a>
<a name="770"><span class="lineNum"> 770 </span> : </a>
<a name="771"><span class="lineNum"> 771 </span><span class="lineCov"> 25 : if ((flags_on &amp; att_array) &amp;&amp; assoc_p (var))</span></a>
<a name="772"><span class="lineNum"> 772 </span> : {</a>
<a name="773"><span class="lineNum"> 773 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: cannot convert associative to indexed array&quot;), name);</span></a>
<a name="774"><span class="lineNum"> 774 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="775"><span class="lineNum"> 775 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="776"><span class="lineNum"> 776 </span> : }</a>
<a name="777"><span class="lineNum"> 777 </span><span class="lineCov"> 25 : if ((flags_on &amp; att_assoc) &amp;&amp; array_p (var))</span></a>
<a name="778"><span class="lineNum"> 778 </span> : {</a>
<a name="779"><span class="lineNum"> 779 </span><span class="lineNoCov"> 0 : builtin_error (_(&quot;%s: cannot convert indexed to associative array&quot;), name);</span></a>
<a name="780"><span class="lineNum"> 780 </span><span class="lineNoCov"> 0 : any_failed++;</span></a>
<a name="781"><span class="lineNum"> 781 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="782"><span class="lineNum"> 782 </span> : }</a>
<a name="783"><span class="lineNum"> 783 </span> : </a>
<a name="784"><span class="lineNum"> 784 </span> : /* declare -A name[[n]] makes name an associative array variable. */</a>
<a name="785"><span class="lineNum"> 785 </span><span class="lineCov"> 25 : if (flags_on &amp; att_assoc)</span></a>
<a name="786"><span class="lineNum"> 786 </span> : {</a>
<a name="787"><span class="lineNum"> 787 </span><span class="lineNoCov"> 0 : if (assoc_p (var) == 0)</span></a>
<a name="788"><span class="lineNum"> 788 </span><span class="lineNoCov"> 0 : var = convert_var_to_assoc (var);</span></a>
<a name="789"><span class="lineNum"> 789 </span> : }</a>
<a name="790"><span class="lineNum"> 790 </span> : /* declare -a name[[n]] or declare name[n] makes name an indexed</a>
<a name="791"><span class="lineNum"> 791 </span> : array variable. */</a>
<a name="792"><span class="lineNum"> 792 </span><span class="lineCov"> 25 : else if ((making_array_special || (flags_on &amp; att_array)) &amp;&amp; array_p (var) == 0 &amp;&amp; assoc_p (var) == 0)</span></a>
<a name="793"><span class="lineNum"> 793 </span><span class="lineNoCov"> 0 : var = convert_var_to_array (var);</span></a>
<a name="794"><span class="lineNum"> 794 </span> : #endif /* ARRAY_VARS */</a>
<a name="795"><span class="lineNum"> 795 </span> : </a>
<a name="796"><span class="lineNum"> 796 </span> : /* XXX - we note that we are turning on nameref attribute and defer</a>
<a name="797"><span class="lineNum"> 797 </span> : setting it until the assignment has been made so we don't do an</a>
<a name="798"><span class="lineNum"> 798 </span> : inadvertent nameref lookup. Might have to do the same thing for</a>
<a name="799"><span class="lineNum"> 799 </span> : flags_off&amp;att_nameref. */</a>
<a name="800"><span class="lineNum"> 800 </span> : /* XXX - ksh93 makes it an error to set a readonly nameref variable</a>
<a name="801"><span class="lineNum"> 801 </span> : using a single typeset command. */</a>
<a name="802"><span class="lineNum"> 802 </span><span class="lineCov"> 25 : onref = (flags_on &amp; att_nameref);</span></a>
<a name="803"><span class="lineNum"> 803 </span><span class="lineCov"> 25 : flags_on &amp;= ~att_nameref;</span></a>
<a name="804"><span class="lineNum"> 804 </span> : #if defined (ARRAY_VARS)</a>
<a name="805"><span class="lineNum"> 805 </span><span class="lineCov"> 25 : if (array_p (var) || assoc_p (var)</span></a>
<a name="806"><span class="lineNum"> 806 </span><span class="lineCov"> 25 : || (offset &amp;&amp; compound_array_assign)</span></a>
<a name="807"><span class="lineNum"> 807 </span><span class="lineCov"> 25 : || simple_array_assign)</span></a>
<a name="808"><span class="lineNum"> 808 </span><span class="lineNoCov"> 0 : onref = 0; /* array variables may not be namerefs */</span></a>
<a name="809"><span class="lineNum"> 809 </span> : #endif</a>
<a name="810"><span class="lineNum"> 810 </span> : </a>
<a name="811"><span class="lineNum"> 811 </span> : /* ksh93 seems to do this */</a>
<a name="812"><span class="lineNum"> 812 </span><span class="lineCov"> 25 : offref = (flags_off &amp; att_nameref);</span></a>
<a name="813"><span class="lineNum"> 813 </span><span class="lineCov"> 25 : flags_off &amp;= ~att_nameref;</span></a>
<a name="814"><span class="lineNum"> 814 </span> : </a>
<a name="815"><span class="lineNum"> 815 </span><span class="lineCov"> 25 : VSETATTR (var, flags_on);</span></a>
<a name="816"><span class="lineNum"> 816 </span><span class="lineCov"> 25 : VUNSETATTR (var, flags_off);</span></a>
<a name="817"><span class="lineNum"> 817 </span> : </a>
<a name="818"><span class="lineNum"> 818 </span> : #if defined (ARRAY_VARS)</a>
<a name="819"><span class="lineNum"> 819 </span><span class="lineCov"> 25 : if (offset &amp;&amp; compound_array_assign)</span></a>
<a name="820"><span class="lineNum"> 820 </span><span class="lineNoCov"> 0 : assign_array_var_from_string (var, value, aflags|ASS_FORCE);</span></a>
<a name="821"><span class="lineNum"> 821 </span><span class="lineCov"> 25 : else if (simple_array_assign &amp;&amp; subscript_start)</span></a>
<a name="822"><span class="lineNum"> 822 </span> : {</a>
<a name="823"><span class="lineNum"> 823 </span> : /* declare [-aA] name[N]=value */</a>
<a name="824"><span class="lineNum"> 824 </span><span class="lineNoCov"> 0 : *subscript_start = '['; /* ] */</span></a>
<a name="825"><span class="lineNum"> 825 </span> : /* XXX - problem here with appending */</a>
<a name="826"><span class="lineNum"> 826 </span><span class="lineNoCov"> 0 : var = assign_array_element (name, value, aflags&amp;ASS_APPEND); /* XXX - not aflags */</span></a>
<a name="827"><span class="lineNum"> 827 </span><span class="lineNoCov"> 0 : *subscript_start = '\0';</span></a>
<a name="828"><span class="lineNum"> 828 </span><span class="lineNoCov"> 0 : if (var == 0) /* some kind of assignment error */</span></a>
<a name="829"><span class="lineNum"> 829 </span> : {</a>
<a name="830"><span class="lineNum"> 830 </span><span class="lineNoCov"> 0 : assign_error++;</span></a>
<a name="831"><span class="lineNum"> 831 </span><span class="lineNoCov"> 0 : flags_on |= onref;</span></a>
<a name="832"><span class="lineNum"> 832 </span><span class="lineNoCov"> 0 : flags_off |= offref;</span></a>
<a name="833"><span class="lineNum"> 833 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</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><span class="lineCov"> 25 : else if (simple_array_assign)</span></a>
<a name="837"><span class="lineNum"> 837 </span> : {</a>
<a name="838"><span class="lineNum"> 838 </span> : /* let bind_{array,assoc}_variable take care of this. */</a>
<a name="839"><span class="lineNum"> 839 </span><span class="lineNoCov"> 0 : if (assoc_p (var))</span></a>
<a name="840"><span class="lineNum"> 840 </span><span class="lineNoCov"> 0 : bind_assoc_variable (var, name, savestring (&quot;0&quot;), value, aflags|ASS_FORCE);</span></a>
<a name="841"><span class="lineNum"> 841 </span> : else</a>
<a name="842"><span class="lineNum"> 842 </span><span class="lineNoCov"> 0 : bind_array_variable (name, 0, value, aflags|ASS_FORCE);</span></a>
<a name="843"><span class="lineNum"> 843 </span> : }</a>
<a name="844"><span class="lineNum"> 844 </span> : else</a>
<a name="845"><span class="lineNum"> 845 </span> : #endif</a>
<a name="846"><span class="lineNum"> 846 </span> : /* XXX - no ASS_FORCE here */</a>
<a name="847"><span class="lineNum"> 847 </span> : /* bind_variable_value duplicates the essential internals of</a>
<a name="848"><span class="lineNum"> 848 </span> : bind_variable() */</a>
<a name="849"><span class="lineNum"> 849 </span><span class="lineCov"> 25 : if (offset)</span></a>
<a name="850"><span class="lineNum"> 850 </span> : {</a>
<a name="851"><span class="lineNum"> 851 </span><span class="lineCov"> 12 : if (onref || nameref_p (var))</span></a>
<a name="852"><span class="lineNum"> 852 </span><span class="lineNoCov"> 0 : aflags |= ASS_NAMEREF;</span></a>
<a name="853"><span class="lineNum"> 853 </span><span class="lineCov"> 12 : v = bind_variable_value (var, value, aflags);</span></a>
<a name="854"><span class="lineNum"> 854 </span><span class="lineCov"> 12 : if (v == 0 &amp;&amp; (onref || nameref_p (var)))</span></a>
<a name="855"><span class="lineNum"> 855 </span> : {</a>
<a name="856"><span class="lineNum"> 856 </span><span class="lineNoCov"> 0 : if (valid_nameref_value (value, 1) == 0)</span></a>
<a name="857"><span class="lineNum"> 857 </span><span class="lineNoCov"> 0 : sh_invalidid (value);</span></a>
<a name="858"><span class="lineNum"> 858 </span><span class="lineNoCov"> 0 : assign_error++;</span></a>
<a name="859"><span class="lineNum"> 859 </span> : /* XXX - unset this variable? or leave it as normal var? */</a>
<a name="860"><span class="lineNum"> 860 </span><span class="lineNoCov"> 0 : if (created_var)</span></a>
<a name="861"><span class="lineNum"> 861 </span><span class="lineNoCov"> 0 : delete_var (var-&gt;name, mkglobal ? global_variables : shell_variables);</span></a>
<a name="862"><span class="lineNum"> 862 </span><span class="lineNoCov"> 0 : flags_on |= onref; /* undo change from above */</span></a>
<a name="863"><span class="lineNum"> 863 </span><span class="lineNoCov"> 0 : flags_off |= offref;</span></a>
<a name="864"><span class="lineNum"> 864 </span><span class="lineNoCov"> 0 : NEXT_VARIABLE ();</span></a>
<a name="865"><span class="lineNum"> 865 </span> : }</a>
<a name="866"><span class="lineNum"> 866 </span> : }</a>
<a name="867"><span class="lineNum"> 867 </span> : </a>
<a name="868"><span class="lineNum"> 868 </span> : /* If we found this variable in the temporary environment, as with</a>
<a name="869"><span class="lineNum"> 869 </span> : `var=value declare -x var', make sure it is treated identically</a>
<a name="870"><span class="lineNum"> 870 </span> : to `var=value export var'. Do the same for `declare -r' and</a>
<a name="871"><span class="lineNum"> 871 </span> : `readonly'. Preserve the attributes, except for att_tempvar. */</a>
<a name="872"><span class="lineNum"> 872 </span> : /* XXX -- should this create a variable in the global scope, or</a>
<a name="873"><span class="lineNum"> 873 </span> : modify the local variable flags? ksh93 has it modify the</a>
<a name="874"><span class="lineNum"> 874 </span> : global scope.</a>
<a name="875"><span class="lineNum"> 875 </span> : Need to handle case like in set_var_attribute where a temporary</a>
<a name="876"><span class="lineNum"> 876 </span> : variable is in the same table as the function local vars. */</a>
<a name="877"><span class="lineNum"> 877 </span><span class="lineCov"> 25 : if ((flags_on &amp; (att_exported|att_readonly)) &amp;&amp; tempvar_p (var))</span></a>
<a name="878"><span class="lineNum"> 878 </span> : {</a>
<a name="879"><span class="lineNum"> 879 </span><span class="lineNoCov"> 0 : SHELL_VAR *tv;</span></a>
<a name="880"><span class="lineNum"> 880 </span><span class="lineNoCov"> 0 : char *tvalue;</span></a>
<a name="881"><span class="lineNum"> 881 </span> : </a>
<a name="882"><span class="lineNum"> 882 </span><span class="lineNoCov"> 0 : tv = find_tempenv_variable (var-&gt;name);</span></a>
<a name="883"><span class="lineNum"> 883 </span><span class="lineNoCov"> 0 : if (tv)</span></a>
<a name="884"><span class="lineNum"> 884 </span> : {</a>
<a name="885"><span class="lineNum"> 885 </span><span class="lineNoCov"> 0 : tvalue = var_isset (var) ? savestring (value_cell (var)) : savestring (&quot;&quot;);</span></a>
<a name="886"><span class="lineNum"> 886 </span><span class="lineNoCov"> 0 : tv = bind_variable (var-&gt;name, tvalue, 0);</span></a>
<a name="887"><span class="lineNum"> 887 </span><span class="lineNoCov"> 0 : tv-&gt;attributes |= var-&gt;attributes &amp; ~att_tempvar;</span></a>
<a name="888"><span class="lineNum"> 888 </span><span class="lineNoCov"> 0 : if (tv-&gt;context &gt; 0)</span></a>
<a name="889"><span class="lineNum"> 889 </span><span class="lineNoCov"> 0 : VSETATTR (tv, att_propagate);</span></a>
<a name="890"><span class="lineNum"> 890 </span><span class="lineNoCov"> 0 : free (tvalue);</span></a>
<a name="891"><span class="lineNum"> 891 </span> : }</a>
<a name="892"><span class="lineNum"> 892 </span><span class="lineNoCov"> 0 : VSETATTR (var, att_propagate);</span></a>
<a name="893"><span class="lineNum"> 893 </span> : }</a>
<a name="894"><span class="lineNum"> 894 </span> : }</a>
<a name="895"><span class="lineNum"> 895 </span> : </a>
<a name="896"><span class="lineNum"> 896 </span> : /* Turn on nameref attribute we deferred above. */</a>
<a name="897"><span class="lineNum"> 897 </span> : /* XXX - should we turn on the noassign attribute for consistency with</a>
<a name="898"><span class="lineNum"> 898 </span> : ksh93 when we turn on the nameref attribute? */</a>
<a name="899"><span class="lineNum"> 899 </span><span class="lineCov"> 25 : VSETATTR (var, onref);</span></a>
<a name="900"><span class="lineNum"> 900 </span><span class="lineCov"> 25 : flags_on |= onref;</span></a>
<a name="901"><span class="lineNum"> 901 </span><span class="lineCov"> 25 : VUNSETATTR (var, offref);</span></a>
<a name="902"><span class="lineNum"> 902 </span><span class="lineCov"> 25 : flags_off |= offref;</span></a>
<a name="903"><span class="lineNum"> 903 </span> : /* Yuck. ksh93 compatibility. XXX - need to investigate more but</a>
<a name="904"><span class="lineNum"> 904 </span> : definitely happens when turning off nameref attribute on nameref</a>
<a name="905"><span class="lineNum"> 905 </span> : (see comments above). Under no circumstances allow this to turn</a>
<a name="906"><span class="lineNum"> 906 </span> : off readonly attribute on readonly nameref variable. */</a>
<a name="907"><span class="lineNum"> 907 </span><span class="lineCov"> 25 : if (refvar)</span></a>
<a name="908"><span class="lineNum"> 908 </span> : {</a>
<a name="909"><span class="lineNum"> 909 </span><span class="lineNoCov"> 0 : if (flags_off &amp; att_readonly)</span></a>
<a name="910"><span class="lineNum"> 910 </span><span class="lineNoCov"> 0 : flags_off &amp;= ~att_readonly;</span></a>
<a name="911"><span class="lineNum"> 911 </span><span class="lineNoCov"> 0 : VUNSETATTR (refvar, flags_off);</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><span class="lineCov"> 25 : stupidly_hack_special_variables (name);</span></a>
<a name="915"><span class="lineNum"> 915 </span> : </a>
<a name="916"><span class="lineNum"> 916 </span><span class="lineCov"> 25 : NEXT_VARIABLE ();</span></a>
<a name="917"><span class="lineNum"> 917 </span> : }</a>
<a name="918"><span class="lineNum"> 918 </span> : </a>
<a name="919"><span class="lineNum"> 919 </span><span class="lineCov"> 25 : return (assign_error ? EX_BADASSIGN</span></a>
<a name="920"><span class="lineNum"> 920 </span><span class="lineCov"> 25 : : ((any_failed == 0) ? EXECUTION_SUCCESS</span></a>
<a name="921"><span class="lineNum"> 921 </span><span class="lineCov"> 12 : : EXECUTION_FAILURE));</span></a>
<a name="922"><span class="lineNum"> 922 </span> : }</a>
</pre>
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