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<HTML><HEAD><TITLE>NETBOOK - Code Sample API6</TITLE></HEAD><BODY BGCOLOR="#FFFFFF"><P><TABLE BORDER="0" CELLPADDING="5" CELLSPACING="0" WIDTH="600"><TR> <TD WIDTH="112" VALIGN="TOP" BGCOLOR="#759AC4" CELLPADDING="0"><img src="../pgmatrls/sidebar.gif" width="112" height="410" usemap="#sidebar" ismap alt="" border="0" ><map name="sidebar"><area shape="rect" coords="0,325,100,364" href="../othrpags/page22.htm" ><area shape="rect" coords="0,287,100,326" href="../othrpags/page17.htm" ><area shape="rect" coords="0,248,100,287" href="../othrpags/page18.htm" ><area shape="rect" coords="0,364,100,404" href="../othrpags/code.htm" ><area shape="rect" coords="0,210,100,248" href="../othrpags/page15.htm" ><area shape="rect" coords="0,170,100,210" href="../othrpags/page03.htm" ><area shape="rect" coords="0,132,100,170" href="../othrpags/page10.htm" ><area shape="rect" coords="0,93,100,132" href="../index.htm" ><AREA SHAPE="DEFAULT" NOHREF></map> </TD><TD WIDTH="420" VALIGN="TOP" BGCOLOR="#FFFFFF"><CENTER><H1>Code Sample API6</H1></CENTER><PRE>/* cnaiapi_init.c - cnaiapi_init */#include <cnaiapi.h>#include <stdio.h>#if defined(LINUX) || defined(SOLARIS)pthread_mutex_t await_contact_mutex = PTHREAD_MUTEX_INITIALIZER;pthread_mutex_t cname_mutex = PTHREAD_MUTEX_INITIALIZER;pthread_mutex_t appname_mutex = PTHREAD_MUTEX_INITIALIZER;#elif defined(WIN32)HANDLE await_contact_mutex; HANDLE cname_mutex;HANDLE appname_mutex;#endifint init = 0;/*----------------------------------------------------------------------- * cnaiapi_init - initialize the library. Initialize Winsock (if Win32) * and create mutexes. * * Note: All CNAIAPI functions call cnaiapi_init first to ensure that * the library is initialized. This is done for ease-of-use for * beginners. * * ** * ** Having the functions call cnaiapi_init first creates * ** a race condition in multi-threaded applications. * ** If your application is multithreaded, call cnaiapi_init explicitly * ** before you spawn any threads. * ** * *----------------------------------------------------------------------- */voidcnaiapi_init(void){#if defined(WIN32) WORD wsavers; WSADATA wsadata;#endif if (init != 0) return;#if defined(WIN32) wsavers = MAKEWORD(1, 1); if (WSAStartup(wsavers, &wsadata) != 0) { (void) fprintf(stderr, "WSAStartup failed.\n"); exit(1); } await_contact_mutex = CreateMutex(NULL, FALSE, NULL); cname_mutex = CreateMutex(NULL, FALSE, NULL); appname_mutex = CreateMutex(NULL, FALSE, NULL);#endif init = 1;}</PRE><p><p><p><HR WIDTH=89% ALIGN=CENTER SIZE=2><center><h2>Item information</h2></center><p><TABLE CELLSPACING="0"><TD ALIGN="LEFT" VALIGN="TOP">Caption:</TD><TD ALIGN="LEFT"></TD><TR><TD ALIGN="LEFT">Code sample:</TD><TD ALIGN="LEFT">API6</td><tr><TD ALIGN="LEFT">Type:</TD><TD ALIGN="LEFT">code sample</TD><TR><TD ALIGN="LEFT">Item:</TD><TD ALIGN="LEFT"><A HREF="./codeAPI6.txt">Code sample API6</A> without caption</TD><TR><TD ALIGN="LEFT">Keywords:</TD><TD ALIGN="LEFT">Java, applet</TR></TABLE></tr></TABLE></BODY></HTML>⌨️ 快捷键说明
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