<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>libnjb: playlists.c</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.3 --> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">libnjb <span id="projectnumber">2.2.6</span></div> </td> </tr> </tbody> </table> </div> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li><a href="files.html"><span>Files</span></a></li> <li><a href="dirs.html"><span>Directories</span></a></li> <li><a href="examples.html"><span>Examples</span></a></li> </ul> </div> </div> <div class="header"> <div class="headertitle"> <h1>playlists.c</h1> </div> </div> <div class="contents"> <div class="fragment"><pre class="fragment"><span class="preprocessor">#include "common.h"</span> <span class="preprocessor">#include <string.h></span> <span class="keyword">static</span> <span class="keywordtype">void</span> playlist_dump (<a name="_a0"></a><a class="code" href="structnjb__playlist__struct.html">njb_playlist_t</a> *pl, FILE *fp) { <a name="_a1"></a><a class="code" href="structnjb__playlist__track__struct.html">njb_playlist_track_t</a> *track; <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 1; fprintf(fp, <span class="stringliteral">"Playlist: %s\n"</span>, pl-><a name="a2"></a><a class="code" href="structnjb__playlist__struct.html#a39e73f00d43c351fbbe95441fd3c00ed">name</a>); fprintf(fp, <span class="stringliteral">"ID: %u\n"</span>, pl-><a name="a3"></a><a class="code" href="structnjb__playlist__struct.html#ac581be97d7858c7e304faecf6a36aef0">plid</a>); fprintf(fp, <span class="stringliteral">"Tracks: %u\n"</span>, pl-><a name="a4"></a><a class="code" href="structnjb__playlist__struct.html#a20cc10b697f65aaa195709be7e866420">ntracks</a>); fprintf(fp, <span class="stringliteral">"State: %d\n"</span>, pl-><a name="a5"></a><a class="code" href="structnjb__playlist__struct.html#a5a008f055a72c6734236b3a61655278d">_state</a>); <a name="a6"></a><a class="code" href="group__playlistapi.html#ga73e493de30c483a0ea4dc7fe3435f494">NJB_Playlist_Reset_Gettrack</a>(pl); <span class="keywordflow">while</span> ( (track = <a name="a7"></a><a class="code" href="group__playlistapi.html#ga67bff0505f033f31e6be034d8e9be13f">NJB_Playlist_Gettrack</a>(pl)) ) { fprintf(fp, <span class="stringliteral">"%5u - track ID %u\n"</span>, i, track-><a name="a8"></a><a class="code" href="structnjb__playlist__track__struct.html#a0c0d66923d6acb571453427b5a540d61">trackid</a>); i++; } } <span class="keywordtype">int</span> main (<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv) { <a name="_a9"></a><a class="code" href="structnjb__struct.html">njb_t</a> njbs[<a name="a10"></a><a class="code" href="libnjb_8h.html#a46e41076f44166b6446e3fdae6db62a9">NJB_MAX_DEVICES</a>], *njb; <span class="keywordtype">int</span> n, debug; <a class="code" href="structnjb__playlist__struct.html">njb_playlist_t</a> *playlist; <span class="keyword">extern</span> <span class="keywordtype">char</span> *optarg; <span class="keywordtype">int</span> opt; <span class="keywordtype">char</span> *lang; debug = 0; <span class="keywordflow">while</span> ( (opt= getopt(argc, argv, <span class="stringliteral">"D:"</span>)) != -1 ) { <span class="keywordflow">switch</span> (opt) { <span class="keywordflow">case</span> <span class="charliteral">'D'</span>: debug= atoi(optarg); <span class="keywordflow">break</span>; <span class="keywordflow">default</span>: fprintf(stderr, <span class="stringliteral">"usage: playlists [ -D debuglvl ]\n"</span>); <span class="keywordflow">return</span> 1; } } <span class="keywordflow">if</span> ( debug ) <a name="a11"></a><a class="code" href="group__internals.html#gaa5ff48cc89e320bc1c1d89efd2613d77">NJB_Set_Debug</a>(debug); <span class="comment">/*</span> <span class="comment"> * Check environment variables $LANG and $LC_CTYPE</span> <span class="comment"> * to see if we want to support UTF-8 unicode</span> <span class="comment"> * $LANG = "xx_XX.UTF-8" or $LC_CTYPE = "?"</span> <span class="comment"> * trigger unicode support.</span> <span class="comment"> */</span> lang = getenv(<span class="stringliteral">"LANG"</span>); <span class="keywordflow">if</span> (lang != NULL) { <span class="keywordflow">if</span> (strlen(lang) > 5) { <span class="keywordflow">if</span> (!strcmp(&lang[strlen(lang)-5], <span class="stringliteral">"UTF-8"</span>)) { <a name="a12"></a><a class="code" href="group__internals.html#ga22a893c243cd4398de35fcdea5b49b39">NJB_Set_Unicode</a>(<a name="a13"></a><a class="code" href="group__unicodeflags.html#ga388e9c70b7a684c777f6b25e2e9d801b">NJB_UC_UTF8</a>); } } } <span class="keywordflow">if</span> (<a name="a14"></a><a class="code" href="group__basic.html#ga199efd7711a70ae5d63f4052c2e492d3">NJB_Discover</a>(njbs, 0, &n) == -1) { fprintf(stderr, <span class="stringliteral">"could not locate any jukeboxes\n"</span>); <span class="keywordflow">return</span> 1; } <span class="keywordflow">if</span> ( n == 0 ) { fprintf(stderr, <span class="stringliteral">"no NJB devices found\n"</span>); <span class="keywordflow">return</span> 0; } njb = njbs; <span class="keywordflow">if</span> ( <a name="a15"></a><a class="code" href="group__basic.html#gaa631536b597d8f8cb73eeb47eff6640a">NJB_Open</a>(njb) == -1 ) { <a name="a16"></a><a class="code" href="group__internals.html#gae9b849a9a883fe1fd697278bd8d49585">NJB_Error_Dump</a>(njb,stderr); <span class="keywordflow">return</span> 1; } <span class="keywordflow">if</span> ( <a name="a17"></a><a class="code" href="group__basic.html#ga023eb258743b5961ec1b85cbd62a55cb">NJB_Capture</a>(njb) == -1 ) { <a class="code" href="group__internals.html#gae9b849a9a883fe1fd697278bd8d49585">NJB_Error_Dump</a>(njb,stderr); <span class="keywordflow">return</span> 1; } <a name="a18"></a><a class="code" href="group__playlistapi.html#ga3781a9a6f68d7ab3ac5970fc4f2c80d9">NJB_Reset_Get_Playlist</a>(njb); n = 0; <span class="keywordflow">while</span> ( (playlist = <a name="a19"></a><a class="code" href="group__playlistapi.html#ga85a098c666b569588a4bb8244b4070da">NJB_Get_Playlist</a>(njb)) ) { playlist_dump(playlist, stdout); printf(<span class="stringliteral">"----------------------------------\n"</span>); n ++; } <span class="comment">/* Dump any pending errors */</span> <span class="keywordflow">if</span> (<a name="a20"></a><a class="code" href="group__internals.html#ga2497a98361bc58544b96d6244d3ef050">NJB_Error_Pending</a>(njb)) { <a class="code" href="group__internals.html#gae9b849a9a883fe1fd697278bd8d49585">NJB_Error_Dump</a>(njb,stderr); } printf(<span class="stringliteral">"Total: %d playlists\n"</span>, n); <a name="a21"></a><a class="code" href="group__basic.html#ga69d4034384f1bd033ed2c9ba7a9b32d4">NJB_Release</a>(njb); <a name="a22"></a><a class="code" href="group__basic.html#ga13a9c926c430f38f3a6535ecaaf3e9b9">NJB_Close</a>(njb); <span class="keywordflow">return</span> 0; } </pre></div> </div> </div> <hr class="footer"/><address class="footer"><small>Generated on Tue Feb 8 2011 for libnjb by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.3 </small></address> </body> </html>