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! 26: <h1>reread.c</h1><div class="fragment"><pre class="fragment"><span class="preprocessor">#include "<a class="code" href="confuse_8h.html" title="A configuration file parser library.">confuse.h</a>"</span>
! 27: <span class="preprocessor">#include <string.h></span>
! 28: <span class="preprocessor">#include <signal.h></span>
! 29: <span class="preprocessor">#include <unistd.h></span>
! 30:
! 31: <a name="_a0"></a><a class="code" href="structcfg__t.html" title="Data structure holding information about a &quot;section&quot;.">cfg_t</a> *cfg = 0;
! 32: <span class="keyword">const</span> <span class="keywordtype">char</span> *config_filename = <span class="stringliteral">"./reread.conf"</span>;
! 33:
! 34: <span class="keywordtype">void</span> read_config(<span class="keywordtype">void</span>)
! 35: {
! 36: <a name="_a1"></a><a class="code" href="structcfg__opt__t.html" title="Data structure holding information about an option.">cfg_opt_t</a> arg_opts[] = {
! 37: <a name="a2"></a><a class="code" href="confuse_8h.html#963e2ee16396dcf36f6d1937faa00f0c" title="Initialize a string option.">CFG_STR</a>(<span class="stringliteral">"value"</span>, <span class="stringliteral">"default"</span>, <a name="a3"></a><a class="code" href="confuse_8h.html#65df72d236bcc3e7f22c5b2b5c24bded" title="Flags.">CFGF_NONE</a>),
! 38: <a name="a4"></a><a class="code" href="confuse_8h.html#6b29dd8a4c6cd3d392d4ab6b2e535597" title="Terminate list of options.">CFG_END</a>()
! 39: };
! 40: <a class="code" href="structcfg__opt__t.html" title="Data structure holding information about an option.">cfg_opt_t</a> opts[] = {
! 41: <a name="a5"></a><a class="code" href="confuse_8h.html#c2b17561e944264c594ea0802e56d308" title="Initialize an integer option.">CFG_INT</a>(<span class="stringliteral">"delay"</span>, 3, <a class="code" href="confuse_8h.html#65df72d236bcc3e7f22c5b2b5c24bded" title="Flags.">CFGF_NONE</a>),
! 42: <a class="code" href="confuse_8h.html#963e2ee16396dcf36f6d1937faa00f0c" title="Initialize a string option.">CFG_STR</a>(<span class="stringliteral">"message"</span>, <span class="stringliteral">"This is a message"</span>, <a class="code" href="confuse_8h.html#65df72d236bcc3e7f22c5b2b5c24bded" title="Flags.">CFGF_NONE</a>),
! 43: <a name="a6"></a><a class="code" href="confuse_8h.html#043d5c79624269e5f60f59a698e461a6" title="Initialize a section.">CFG_SEC</a>(<span class="stringliteral">"argument"</span>, arg_opts, <a name="a7"></a><a class="code" href="confuse_8h.html#86b522a5daef5c07066b28f1585d2d77" title="option may be specified multiple times (only applies to sections)">CFGF_MULTI</a> | <a name="a8"></a><a class="code" href="confuse_8h.html#65d20dbd5b778dd1bf3b3895206b4497" title="option has a title (only applies to sections)">CFGF_TITLE</a>),
! 44: <a class="code" href="confuse_8h.html#6b29dd8a4c6cd3d392d4ab6b2e535597" title="Terminate list of options.">CFG_END</a>()
! 45: };
! 46: <span class="keywordtype">int</span> ret;
! 47:
! 48: <span class="keywordtype">char</span> *buf = <span class="stringliteral">""</span> \
! 49: <span class="stringliteral">" delay = 3\n"</span> \
! 50: <span class="stringliteral">"# message = \"asdfasfasfd tersf\"\n"</span> \
! 51: <span class="stringliteral">" argument one { value = 1 }\n"</span> \
! 52: <span class="stringliteral">" argument two { value=foo}\n"</span>;
! 53:
! 54: <a name="a9"></a>cfg_free(cfg);
! 55:
! 56: cfg = <a name="a10"></a>cfg_init(opts, 0);
! 57: ret = <a name="a11"></a>cfg_parse_buf(cfg, buf);
! 58: ret = <a name="a12"></a>cfg_parse(cfg, config_filename);
! 59: }
! 60:
! 61: <span class="keywordtype">void</span> sighandler(<span class="keywordtype">int</span> sig)
! 62: {
! 63: read_config();
! 64: signal(SIGHUP, sighandler);
! 65: }
! 66:
! 67: <span class="keyword">static</span> <span class="keywordtype">int</span> loop = 1;
! 68:
! 69: <span class="keywordtype">void</span> usr1handler(<span class="keywordtype">int</span> sig)
! 70: {
! 71: loop = 0;
! 72: }
! 73:
! 74: <span class="keywordtype">int</span> main(<span class="keywordtype">void</span>)
! 75: {
! 76: <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i;
! 77:
! 78: read_config();
! 79: signal(SIGHUP, sighandler);
! 80: signal(SIGUSR1, usr1handler);
! 81:
! 82: <span class="keywordflow">while</span>(loop)
! 83: {
! 84: printf(<span class="stringliteral">"Message: %s"</span>, <a name="a13"></a>cfg_getstr(cfg, <span class="stringliteral">"message"</span>));
! 85: <span class="keywordflow">for</span>(i = 0; i < <a name="a14"></a>cfg_size(cfg, <span class="stringliteral">"argument"</span>); i++)
! 86: {
! 87: <a class="code" href="structcfg__t.html" title="Data structure holding information about a &quot;section&quot;.">cfg_t</a> *arg = <a name="a15"></a>cfg_getnsec(cfg, <span class="stringliteral">"argument"</span>, i);
! 88: printf(<span class="stringliteral">", %s"</span>, cfg_getstr(arg, <span class="stringliteral">"value"</span>));
! 89: }
! 90: printf(<span class="stringliteral">"\n"</span>);
! 91:
! 92: sleep(<a name="a16"></a>cfg_getint(cfg, <span class="stringliteral">"delay"</span>));
! 93: }
! 94:
! 95: cfg_free(cfg);
! 96: cfg = 0;
! 97:
! 98: <span class="keywordflow">return</span> 0;
! 99: }
! 100: </pre></div> </div>
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