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<li class="navelem"><a class="el" href="dir_f0accbfe6ac750cea68457902814c321.html">fuse-3.10.1</a></li><li class="navelem"><a class="el" href="dir_acd6b58a400cf3731336fa7e78394231.html">lib</a></li> </ul>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> FUSE: Filesystem in Userspace</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright (C) 2001-2007 Miklos Szeredi <miklos@szeredi.hu></span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"></span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> Implementation of option parsing routines (dealing with `struct</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> fuse_args`).</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"></span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> This program can be distributed under the terms of the GNU LGPLv2.</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> See the file COPYING.LIB</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">*/</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "config.h"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "fuse_i.h"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "fuse_opt.h"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "fuse_misc.h"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <stdio.h></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <stdlib.h></span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <string.h></span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <assert.h></span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">struct </span>fuse_opt_context {</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keywordtype">void</span> *data;</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__opt.html">fuse_opt</a> *opt;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a3d2ab809528d409b0ee91cee400c07c2">fuse_opt_proc_t</a> proc;</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keywordtype">int</span> argctr;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordtype">int</span> argc;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordtype">char</span> **argv;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">struct </span><a class="code" href="structfuse__args.html">fuse_args</a> outargs;</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordtype">char</span> *opts;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordtype">int</span> nonopt;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> };</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="include_2fuse__opt_8h.html#a2cdf272429ab3869a5162976141b287d"> 34</a></span> <span class="keywordtype">void</span> <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a2cdf272429ab3869a5162976141b287d">fuse_opt_free_args</a>(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args)</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> {</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordflow">if</span> (args) {</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordflow">if</span> (args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a> && args-><a class="code" href="structfuse__args.html#a3fdc7eb5448d89a4ecbabba88cbafe5f">allocated</a>) {</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">for</span> (i = 0; i < args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a>; i++)</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  free(args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>[i]);</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  free(args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>);</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  }</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a> = 0;</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a> = NULL;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  args-><a class="code" href="structfuse__args.html#a3fdc7eb5448d89a4ecbabba88cbafe5f">allocated</a> = 0;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  }</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> }</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">static</span> <span class="keywordtype">int</span> alloc_failed(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="fuse-3_810_81_2include_2fuse__log_8h.html#a4506ffd6ed3a631e01999b32b1eb8621">fuse_log</a>(FUSE_LOG_ERR, <span class="stringliteral">"fuse: memory allocation failed\n"</span>);</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> }</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="include_2fuse__opt_8h.html#a21602e6a0fff64fc9c7b642d12382094"> 55</a></span> <span class="keywordtype">int</span> <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a21602e6a0fff64fc9c7b642d12382094">fuse_opt_add_arg</a>(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args, <span class="keyword">const</span> <span class="keywordtype">char</span> *arg)</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> {</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">char</span> **newargv;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordtype">char</span> *newarg;</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> </div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  assert(!args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a> || args-><a class="code" href="structfuse__args.html#a3fdc7eb5448d89a4ecbabba88cbafe5f">allocated</a>);</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  newarg = strdup(arg);</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">if</span> (!newarg)</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> alloc_failed();</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  newargv = realloc(args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>, (args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a> + 2) * <span class="keyword">sizeof</span>(<span class="keywordtype">char</span> *));</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">if</span> (!newargv) {</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  free(newarg);</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">return</span> alloc_failed();</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  }</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a> = newargv;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  args-><a class="code" href="structfuse__args.html#a3fdc7eb5448d89a4ecbabba88cbafe5f">allocated</a> = 1;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>[args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a>++] = newarg;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>[args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a>] = NULL;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> }</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">static</span> <span class="keywordtype">int</span> fuse_opt_insert_arg_common(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args, <span class="keywordtype">int</span> pos,</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *arg)</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> {</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  assert(pos <= args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a>);</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">if</span> (<a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a21602e6a0fff64fc9c7b642d12382094">fuse_opt_add_arg</a>(args, arg) == -1)</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">if</span> (pos != args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a> - 1) {</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordtype">char</span> *newarg = args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>[args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a> - 1];</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  memmove(&args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>[pos + 1], &args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>[pos],</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">sizeof</span>(<span class="keywordtype">char</span> *) * (args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a> - pos - 1));</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>[pos] = newarg;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  }</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span> }</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="include_2fuse__opt_8h.html#adb2922444d67f58e4233d21320386bc0"> 95</a></span> <span class="keywordtype">int</span> <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#adb2922444d67f58e4233d21320386bc0">fuse_opt_insert_arg</a>(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args, <span class="keywordtype">int</span> pos, <span class="keyword">const</span> <span class="keywordtype">char</span> *arg)</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> {</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">return</span> fuse_opt_insert_arg_common(args, pos, arg);</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> }</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="keyword">static</span> <span class="keywordtype">int</span> next_arg(<span class="keyword">struct</span> fuse_opt_context *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *opt)</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> {</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">if</span> (ctx->argctr + 1 >= ctx->argc) {</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <a class="code" href="fuse-3_810_81_2include_2fuse__log_8h.html#a4506ffd6ed3a631e01999b32b1eb8621">fuse_log</a>(FUSE_LOG_ERR, <span class="stringliteral">"fuse: missing argument after `%s'\n"</span>, opt);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  }</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  ctx->argctr++;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> }</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="keyword">static</span> <span class="keywordtype">int</span> add_arg(<span class="keyword">struct</span> fuse_opt_context *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *arg)</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span> {</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a21602e6a0fff64fc9c7b642d12382094">fuse_opt_add_arg</a>(&ctx->outargs, arg);</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> }</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">static</span> <span class="keywordtype">int</span> add_opt_common(<span class="keywordtype">char</span> **opts, <span class="keyword">const</span> <span class="keywordtype">char</span> *opt, <span class="keywordtype">int</span> esc)</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> {</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordtype">unsigned</span> oldlen = *opts ? strlen(*opts) : 0;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordtype">char</span> *d = realloc(*opts, oldlen + 1 + strlen(opt) * 2 + 1);</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (!d)</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> alloc_failed();</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  *opts = d;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">if</span> (oldlen) {</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  d += oldlen;</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  *d++ = <span class="charliteral">','</span>;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  }</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">for</span> (; *opt; opt++) {</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">if</span> (esc && (*opt == <span class="charliteral">','</span> || *opt == <span class="charliteral">'\\'</span>))</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  *d++ = <span class="charliteral">'\\'</span>;</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  *d++ = *opt;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  }</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  *d = <span class="charliteral">'\0'</span>;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> }</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="include_2fuse__opt_8h.html#aaae525d5e959c5394bc323be0c1d02b0"> 139</a></span> <span class="keywordtype">int</span> <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#aaae525d5e959c5394bc323be0c1d02b0">fuse_opt_add_opt</a>(<span class="keywordtype">char</span> **opts, <span class="keyword">const</span> <span class="keywordtype">char</span> *opt)</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> {</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">return</span> add_opt_common(opts, opt, 0);</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> }</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"><a class="line" href="include_2fuse__opt_8h.html#a51a00d087d08bef250a53b9e4979b1cd"> 144</a></span> <span class="keywordtype">int</span> <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a51a00d087d08bef250a53b9e4979b1cd">fuse_opt_add_opt_escaped</a>(<span class="keywordtype">char</span> **opts, <span class="keyword">const</span> <span class="keywordtype">char</span> *opt)</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> {</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">return</span> add_opt_common(opts, opt, 1);</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> }</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="keyword">static</span> <span class="keywordtype">int</span> add_opt(<span class="keyword">struct</span> fuse_opt_context *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *opt)</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> {</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">return</span> add_opt_common(&ctx->opts, opt, 1);</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span> }</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="keyword">static</span> <span class="keywordtype">int</span> call_proc(<span class="keyword">struct</span> fuse_opt_context *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *arg, <span class="keywordtype">int</span> key,</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordtype">int</span> iso)</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> {</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">if</span> (key == <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a6e97b6ce492f1baaaf0a4eb4970c9a2f">FUSE_OPT_KEY_DISCARD</a>)</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (key != <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a8533ff341f910c1bd05f10c8fcc35a04">FUSE_OPT_KEY_KEEP</a> && ctx->proc) {</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">int</span> res = ctx->proc(ctx->data, arg, key, &ctx->outargs);</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">if</span> (res == -1 || !res)</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  }</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">if</span> (iso)</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">return</span> add_opt(ctx, arg);</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">return</span> add_arg(ctx, arg);</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> }</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="keyword">static</span> <span class="keywordtype">int</span> match_template(<span class="keyword">const</span> <span class="keywordtype">char</span> *t, <span class="keyword">const</span> <span class="keywordtype">char</span> *arg, <span class="keywordtype">unsigned</span> *sepp)</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> {</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordtype">int</span> arglen = strlen(arg);</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *sep = strchr(t, <span class="charliteral">'='</span>);</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  sep = sep ? sep : strchr(t, <span class="charliteral">' '</span>);</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">if</span> (sep && (!sep[1] || sep[1] == <span class="charliteral">'%'</span>)) {</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordtype">int</span> tlen = sep - t;</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">if</span> (sep[0] == <span class="charliteral">'='</span>)</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  tlen ++;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">if</span> (arglen >= tlen && strncmp(arg, t, tlen) == 0) {</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  *sepp = sep - t;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  }</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  }</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">if</span> (strcmp(t, arg) == 0) {</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  *sepp = 0;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> }</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> </div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__opt.html">fuse_opt</a> *find_opt(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__opt.html">fuse_opt</a> *opt,</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *arg, <span class="keywordtype">unsigned</span> *sepp)</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> {</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">for</span> (; opt && opt-><a class="code" href="structfuse__opt.html#a49330e9bdac51625d00c0e7d49ba57ef">templ</a>; opt++)</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">if</span> (match_template(opt-><a class="code" href="structfuse__opt.html#a49330e9bdac51625d00c0e7d49ba57ef">templ</a>, arg, sepp))</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">return</span> opt;</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span> }</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="keywordtype">int</span> <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#af16c684bd2b10b7ac0ae299afa1e0e06">fuse_opt_match</a>(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__opt.html">fuse_opt</a> *opts, <span class="keyword">const</span> <span class="keywordtype">char</span> *opt)</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> {</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordtype">unsigned</span> dummy;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">return</span> find_opt(opts, opt, &dummy) ? 1 : 0;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> }</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> </div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="keyword">static</span> <span class="keywordtype">int</span> process_opt_param(<span class="keywordtype">void</span> *var, <span class="keyword">const</span> <span class="keywordtype">char</span> *format, <span class="keyword">const</span> <span class="keywordtype">char</span> *param,</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *arg)</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> {</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  assert(format[0] == <span class="charliteral">'%'</span>);</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">if</span> (format[1] == <span class="charliteral">'s'</span>) {</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordtype">char</span> **s = var;</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordtype">char</span> *copy = strdup(param);</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">if</span> (!copy)</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">return</span> alloc_failed();</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  free(*s);</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  *s = copy;</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordflow">if</span> (sscanf(param, format, var) != 1) {</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <a class="code" href="fuse-3_810_81_2include_2fuse__log_8h.html#a4506ffd6ed3a631e01999b32b1eb8621">fuse_log</a>(FUSE_LOG_ERR, <span class="stringliteral">"fuse: invalid parameter in option `%s'\n"</span>, arg);</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  }</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  }</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> }</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> </div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="keyword">static</span> <span class="keywordtype">int</span> process_opt(<span class="keyword">struct</span> fuse_opt_context *ctx,</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__opt.html">fuse_opt</a> *opt, <span class="keywordtype">unsigned</span> sep,</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *arg, <span class="keywordtype">int</span> iso)</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> {</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">if</span> (opt-><a class="code" href="structfuse__opt.html#a333dcd849a3bd54df06084a69b5a8d39">offset</a> == -1U) {</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">if</span> (call_proc(ctx, arg, opt-><a class="code" href="structfuse__opt.html#aeb76339e1ce6948ad94bd2d4d5d01e20">value</a>, iso) == -1)</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordtype">void</span> *var = (<span class="keywordtype">char</span> *)ctx->data + opt-><a class="code" href="structfuse__opt.html#a333dcd849a3bd54df06084a69b5a8d39">offset</a>;</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  if (sep && opt-><a class="code" href="structfuse__opt.html#a49330e9bdac51625d00c0e7d49ba57ef">templ</a>[sep + 1]) {</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *param = arg + sep;</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">if</span> (opt-><a class="code" href="structfuse__opt.html#a49330e9bdac51625d00c0e7d49ba57ef">templ</a>[sep] == <span class="charliteral">'='</span>)</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  param ++;</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordflow">if</span> (process_opt_param(var, opt-><a class="code" href="structfuse__opt.html#a49330e9bdac51625d00c0e7d49ba57ef">templ</a> + sep + 1,</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  param, arg) == -1)</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  } <span class="keywordflow">else</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  *(<span class="keywordtype">int</span> *)var = opt-><a class="code" href="structfuse__opt.html#aeb76339e1ce6948ad94bd2d4d5d01e20">value</a>;</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  }</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> }</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span> </div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="keyword">static</span> <span class="keywordtype">int</span> process_opt_sep_arg(<span class="keyword">struct</span> fuse_opt_context *ctx,</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__opt.html">fuse_opt</a> *opt, <span class="keywordtype">unsigned</span> sep,</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *arg, <span class="keywordtype">int</span> iso)</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span> {</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keywordtype">char</span> *newarg;</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordtype">char</span> *param;</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keywordflow">if</span> (next_arg(ctx, arg) == -1)</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> </div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  param = ctx->argv[ctx->argctr];</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  newarg = malloc(sep + strlen(param) + 1);</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordflow">if</span> (!newarg)</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">return</span> alloc_failed();</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  memcpy(newarg, arg, sep);</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  strcpy(newarg + sep, param);</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  res = process_opt(ctx, opt, sep, newarg, iso);</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  free(newarg);</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span> </div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> }</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="keyword">static</span> <span class="keywordtype">int</span> process_gopt(<span class="keyword">struct</span> fuse_opt_context *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *arg, <span class="keywordtype">int</span> iso)</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span> {</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordtype">unsigned</span> sep;</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__opt.html">fuse_opt</a> *opt = find_opt(ctx->opt, arg, &sep);</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">if</span> (opt) {</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keywordflow">for</span> (; opt; opt = find_opt(opt + 1, arg, &sep)) {</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">if</span> (sep && opt-><a class="code" href="structfuse__opt.html#a49330e9bdac51625d00c0e7d49ba57ef">templ</a>[sep] == <span class="charliteral">' '</span> && !arg[sep])</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  res = process_opt_sep_arg(ctx, opt, sep, arg,</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  iso);</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  res = process_opt(ctx, opt, sep, arg, iso);</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  }</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  } <span class="keywordflow">else</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">return</span> call_proc(ctx, arg, <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a48cb1aea482de904a848651360117748">FUSE_OPT_KEY_OPT</a>, iso);</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> }</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="keyword">static</span> <span class="keywordtype">int</span> process_real_option_group(<span class="keyword">struct</span> fuse_opt_context *ctx, <span class="keywordtype">char</span> *opts)</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span> {</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordtype">char</span> *s = opts;</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordtype">char</span> *d = s;</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordtype">int</span> end = 0;</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">while</span> (!end) {</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keywordflow">if</span> (*s == <span class="charliteral">'\0'</span>)</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  end = 1;</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordflow">if</span> (*s == <span class="charliteral">','</span> || end) {</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  *d = <span class="charliteral">'\0'</span>;</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  res = process_gopt(ctx, opts, 1);</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  d = opts;</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">if</span> (s[0] == <span class="charliteral">'\\'</span> && s[1] != <span class="charliteral">'\0'</span>) {</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  s++;</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keywordflow">if</span> (s[0] >= <span class="charliteral">'0'</span> && s[0] <= <span class="charliteral">'3'</span> &&</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  s[1] >= <span class="charliteral">'0'</span> && s[1] <= <span class="charliteral">'7'</span> &&</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  s[2] >= <span class="charliteral">'0'</span> && s[2] <= <span class="charliteral">'7'</span>) {</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  *d++ = (s[0] - <span class="charliteral">'0'</span>) * 0100 +</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  (s[1] - <span class="charliteral">'0'</span>) * 0010 +</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  (s[2] - <span class="charliteral">'0'</span>);</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  s += 2;</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  *d++ = *s;</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  }</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  *d++ = *s;</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  }</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  }</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  s++;</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  }</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span> </div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span> }</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> </div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="keyword">static</span> <span class="keywordtype">int</span> process_option_group(<span class="keyword">struct</span> fuse_opt_context *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *opts)</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span> {</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordtype">char</span> *copy = strdup(opts);</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">if</span> (!copy) {</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <a class="code" href="fuse-3_810_81_2include_2fuse__log_8h.html#a4506ffd6ed3a631e01999b32b1eb8621">fuse_log</a>(FUSE_LOG_ERR, <span class="stringliteral">"fuse: memory allocation failed\n"</span>);</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  }</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  res = process_real_option_group(ctx, copy);</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  free(copy);</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> }</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <span class="keyword">static</span> <span class="keywordtype">int</span> process_one(<span class="keyword">struct</span> fuse_opt_context *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *arg)</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> {</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">if</span> (ctx->nonopt || arg[0] != <span class="charliteral">'-'</span>)</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">return</span> call_proc(ctx, arg, <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a632b025441794a4e6fe59b7ab53bbfc4">FUSE_OPT_KEY_NONOPT</a>, 0);</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg[1] == <span class="charliteral">'o'</span>) {</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">if</span> (arg[2])</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">return</span> process_option_group(ctx, arg + 2);</div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keywordflow">else</span> {</div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">if</span> (next_arg(ctx, arg) == -1)</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span> </div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">return</span> process_option_group(ctx,</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  ctx->argv[ctx->argctr]);</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  }</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg[1] == <span class="charliteral">'-'</span> && !arg[2]) {</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keywordflow">if</span> (add_arg(ctx, arg) == -1)</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  ctx->nonopt = ctx->outargs.argc;</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  } <span class="keywordflow">else</span></div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordflow">return</span> process_gopt(ctx, arg, 0);</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span> }</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span> </div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="keyword">static</span> <span class="keywordtype">int</span> opt_parse(<span class="keyword">struct</span> fuse_opt_context *ctx)</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span> {</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">if</span> (ctx->argc) {</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">if</span> (add_arg(ctx, ctx->argv[0]) == -1)</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  }</div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span> </div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">for</span> (ctx->argctr = 1; ctx->argctr < ctx->argc; ctx->argctr++)</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keywordflow">if</span> (process_one(ctx, ctx->argv[ctx->argctr]) == -1)</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span> </div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">if</span> (ctx->opts) {</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordflow">if</span> (<a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#adb2922444d67f58e4233d21320386bc0">fuse_opt_insert_arg</a>(&ctx->outargs, 1, <span class="stringliteral">"-o"</span>) == -1 ||</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#adb2922444d67f58e4233d21320386bc0">fuse_opt_insert_arg</a>(&ctx->outargs, 2, ctx->opts) == -1)</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  }</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="comment">/* If option separator ("--") is the last argument, remove it */</span></div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">if</span> (ctx->nonopt && ctx->nonopt == ctx->outargs.argc &&</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  strcmp(ctx->outargs.argv[ctx->outargs.argc - 1], <span class="stringliteral">"--"</span>) == 0) {</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  free(ctx->outargs.argv[ctx->outargs.argc - 1]);</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  ctx->outargs.argv[--ctx->outargs.argc] = NULL;</div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  }</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span> </div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span> }</div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span> </div><div class="line"><a name="l00398"></a><span class="lineno"><a class="line" href="include_2fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e"> 398</a></span> <span class="keywordtype">int</span> <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a>(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args, <span class="keywordtype">void</span> *data,</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__opt.html">fuse_opt</a> opts[], <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a3d2ab809528d409b0ee91cee400c07c2">fuse_opt_proc_t</a> proc)</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span> {</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keyword">struct </span>fuse_opt_context ctx = {</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  .data = data,</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  .opt = opts,</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  .proc = proc,</div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  };</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> </div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keywordflow">if</span> (!args || !args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a> || !args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a>)</div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span> </div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  ctx.argc = args-><a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a>;</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  ctx.argv = args-><a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>;</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span> </div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  res = opt_parse(&ctx);</div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">if</span> (res != -1) {</div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keyword">struct </span><a class="code" href="structfuse__args.html">fuse_args</a> tmp = *args;</div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  *args = ctx.outargs;</div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  ctx.outargs = tmp;</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  }</div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  free(ctx.opts);</div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <a class="code" href="fuse-3_810_81_2include_2fuse__opt_8h.html#a2cdf272429ab3869a5162976141b287d">fuse_opt_free_args</a>(&ctx.outargs);</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span> }</div><div class="ttc" id="structfuse__args_html_a501883d1eababa08e05b0c802b31e11d"><div class="ttname"><a href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">fuse_args::argc</a></div><div class="ttdeci">int argc</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00111">fuse_opt.h:111</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_a632b025441794a4e6fe59b7ab53bbfc4"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#a632b025441794a4e6fe59b7ab53bbfc4">FUSE_OPT_KEY_NONOPT</a></div><div class="ttdeci">#define FUSE_OPT_KEY_NONOPT</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00137">fuse_opt.h:137</a></div></div>
<div class="ttc" id="structfuse__opt_html_a333dcd849a3bd54df06084a69b5a8d39"><div class="ttname"><a href="structfuse__opt.html#a333dcd849a3bd54df06084a69b5a8d39">fuse_opt::offset</a></div><div class="ttdeci">unsigned long offset</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00085">fuse_opt.h:85</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_aaae525d5e959c5394bc323be0c1d02b0"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#aaae525d5e959c5394bc323be0c1d02b0">fuse_opt_add_opt</a></div><div class="ttdeci">int fuse_opt_add_opt(char **opts, const char *opt)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2lib_2fuse__opt_8c_source.html#l00139">fuse_opt.c:139</a></div></div>
<div class="ttc" id="structfuse__args_html_a3fdc7eb5448d89a4ecbabba88cbafe5f"><div class="ttname"><a href="structfuse__args.html#a3fdc7eb5448d89a4ecbabba88cbafe5f">fuse_args::allocated</a></div><div class="ttdeci">int allocated</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00117">fuse_opt.h:117</a></div></div>
<div class="ttc" id="structfuse__opt_html_aeb76339e1ce6948ad94bd2d4d5d01e20"><div class="ttname"><a href="structfuse__opt.html#aeb76339e1ce6948ad94bd2d4d5d01e20">fuse_opt::value</a></div><div class="ttdeci">int value</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00091">fuse_opt.h:91</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_af16c684bd2b10b7ac0ae299afa1e0e06"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#af16c684bd2b10b7ac0ae299afa1e0e06">fuse_opt_match</a></div><div class="ttdeci">int fuse_opt_match(const struct fuse_opt opts[], const char *opt)</div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_a2cdf272429ab3869a5162976141b287d"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#a2cdf272429ab3869a5162976141b287d">fuse_opt_free_args</a></div><div class="ttdeci">void fuse_opt_free_args(struct fuse_args *args)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2lib_2fuse__opt_8c_source.html#l00034">fuse_opt.c:34</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_a6e97b6ce492f1baaaf0a4eb4970c9a2f"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#a6e97b6ce492f1baaaf0a4eb4970c9a2f">FUSE_OPT_KEY_DISCARD</a></div><div class="ttdeci">#define FUSE_OPT_KEY_DISCARD</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00153">fuse_opt.h:153</a></div></div>
<div class="ttc" id="structfuse__args_html_aba205faea1c7b46b912bd509976a074a"><div class="ttname"><a href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">fuse_args::argv</a></div><div class="ttdeci">char ** argv</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00114">fuse_opt.h:114</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_a21602e6a0fff64fc9c7b642d12382094"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#a21602e6a0fff64fc9c7b642d12382094">fuse_opt_add_arg</a></div><div class="ttdeci">int fuse_opt_add_arg(struct fuse_args *args, const char *arg)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2lib_2fuse__opt_8c_source.html#l00055">fuse_opt.c:55</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_a48cb1aea482de904a848651360117748"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#a48cb1aea482de904a848651360117748">FUSE_OPT_KEY_OPT</a></div><div class="ttdeci">#define FUSE_OPT_KEY_OPT</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00129">fuse_opt.h:129</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_a8533ff341f910c1bd05f10c8fcc35a04"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#a8533ff341f910c1bd05f10c8fcc35a04">FUSE_OPT_KEY_KEEP</a></div><div class="ttdeci">#define FUSE_OPT_KEY_KEEP</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00145">fuse_opt.h:145</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__log_8h_html_a4506ffd6ed3a631e01999b32b1eb8621"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__log_8h.html#a4506ffd6ed3a631e01999b32b1eb8621">fuse_log</a></div><div class="ttdeci">void fuse_log(enum fuse_log_level level, const char *fmt,...)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2lib_2fuse__log_8c_source.html#l00033">fuse_log.c:33</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_a539ef1f571c34f516c60c4cbe2901c0e"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a></div><div class="ttdeci">int fuse_opt_parse(struct fuse_args *args, void *data, const struct fuse_opt opts[], fuse_opt_proc_t proc)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2lib_2fuse__opt_8c_source.html#l00398">fuse_opt.c:398</a></div></div>
<div class="ttc" id="structfuse__opt_html"><div class="ttname"><a href="structfuse__opt.html">fuse_opt</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00077">fuse_opt.h:77</a></div></div>
<div class="ttc" id="structfuse__args_html"><div class="ttname"><a href="structfuse__args.html">fuse_args</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00109">fuse_opt.h:109</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_adb2922444d67f58e4233d21320386bc0"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#adb2922444d67f58e4233d21320386bc0">fuse_opt_insert_arg</a></div><div class="ttdeci">int fuse_opt_insert_arg(struct fuse_args *args, int pos, const char *arg)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2lib_2fuse__opt_8c_source.html#l00095">fuse_opt.c:95</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_a3d2ab809528d409b0ee91cee400c07c2"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#a3d2ab809528d409b0ee91cee400c07c2">fuse_opt_proc_t</a></div><div class="ttdeci">int(* fuse_opt_proc_t)(void *data, const char *arg, int key, struct fuse_args *outargs)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00180">fuse_opt.h:180</a></div></div>
<div class="ttc" id="fuse-3_810_81_2include_2fuse__opt_8h_html_a51a00d087d08bef250a53b9e4979b1cd"><div class="ttname"><a href="fuse-3_810_81_2include_2fuse__opt_8h.html#a51a00d087d08bef250a53b9e4979b1cd">fuse_opt_add_opt_escaped</a></div><div class="ttdeci">int fuse_opt_add_opt_escaped(char **opts, const char *opt)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2lib_2fuse__opt_8c_source.html#l00144">fuse_opt.c:144</a></div></div>
<div class="ttc" id="structfuse__opt_html_a49330e9bdac51625d00c0e7d49ba57ef"><div class="ttname"><a href="structfuse__opt.html#a49330e9bdac51625d00c0e7d49ba57ef">fuse_opt::templ</a></div><div class="ttdeci">const char * templ</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_810_81_2include_2fuse__opt_8h_source.html#l00079">fuse_opt.h:79</a></div></div>
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