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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<a class="el" href="dir_000000.html">src</a> / <a class="el" href="dir_000003.html">kloned</a></div>
<h1>entry.c</h1><a href="entry_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment">00001 <span class="comment">/*</span>
00002 <span class="comment"> * Copyright (c) 2005, 2006 by KoanLogic s.r.l. <http://www.koanlogic.com></span>
00003 <span class="comment"> * All rights reserved.</span>
00004 <span class="comment"> *</span>
00005 <span class="comment"> * This file is part of KLone, and as such it is subject to the license stated</span>
00006 <span class="comment"> * in the LICENSE file which you have received as part of this distribution.</span>
00007 <span class="comment"> *</span>
00008 <span class="comment"> * $Id: entry.c,v 1.20 2006/04/06 14:50:03 tat Exp $</span>
00009 <span class="comment"> */</span>
00010
00011 <span class="preprocessor">#include "klone_conf.h"</span>
00012 <span class="preprocessor">#include <stdlib.h></span>
00013 <span class="preprocessor">#include <unistd.h></span>
00014 <span class="preprocessor">#include <stdio.h></span>
00015 <span class="preprocessor">#include <u/libu.h></span>
00016 <span class="preprocessor">#include <<a class="code" href="klone_8h.html">klone/klone.h</a>></span>
00017 <span class="preprocessor">#include <<a class="code" href="server_8h.html">klone/server.h</a>></span>
00018 <span class="preprocessor">#include <<a class="code" href="os_8h.html">klone/os.h</a>></span>
00019 <span class="preprocessor">#include <<a class="code" href="context_8h.html">klone/context.h</a>></span>
00020 <span class="preprocessor">#include <<a class="code" href="utils_8h.html">klone/utils.h</a>></span>
00021 <span class="preprocessor">#include <<a class="code" href="version_8h.html">klone/version.h</a>></span>
00022 <span class="preprocessor">#include "<a class="code" href="main_8h.html">main.h</a>"</span>
00023
<a name="l00024"></a><a class="code" href="entry_8c.html#a1">00024</a> <span class="keywordtype">int</span> <a class="code" href="entry_8c.html#a1">facility</a> = LOG_LOCAL0;
00025
00026 <span class="keyword">static</span> <a class="code" href="context_8h.html#a0">context_t</a> c;
<a name="l00027"></a><a class="code" href="context_8h.html#a1">00027</a> <a class="code" href="context_8h.html#a0">context_t</a> *<a class="code" href="entry_8c.html#a3">ctx</a> = &c; <span class="comment">/* exported */</span>
00028
00029 <span class="preprocessor">#ifdef OS_WIN</span>
00030 <span class="preprocessor"></span> <span class="comment">/* Win32 service name and description */</span>
00031 <span class="keyword">enum</span> { SS_NAME_BUFSZ = 64, SS_DESC_BUFSZ = 256 };
00032 <span class="keyword">static</span> <span class="keywordtype">char</span> ss_name[SS_NAME_BUFSZ] = <span class="stringliteral">"kloned"</span>;
00033 <span class="keyword">static</span> <span class="keywordtype">char</span> ss_desc[SS_DESC_BUFSZ] = <span class="stringliteral">"kloned daemon"</span>;
00034
00035 <span class="keywordtype">int</span> InstallService();
00036 <span class="keywordtype">int</span> RemoveService();
00037 <span class="preprocessor">#endif</span>
00038 <span class="preprocessor"></span>
00039 <span class="keyword">static</span> <span class="keywordtype">void</span> usage()
00040 {
00041 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *us =
00042 <span class="stringliteral">"Usage: kloned OPTIONS ARGUMENTS \n"</span>
00043 <span class="stringliteral">"Version: %s - Copyright (c) 2005, 2006 KoanLogic s.r.l. - All rights reserved. \n"</span>
00044 <span class="stringliteral">"\n"</span>
00045 <span class="stringliteral">" -d turn on debugging \n"</span>
00046 <span class="stringliteral">" -f file load an external config file \n"</span>
00047 <span class="stringliteral">" -F run in foreground \n"</span>
00048 <span class="stringliteral">" -h display this help \n"</span>
00049 <span class="preprocessor">#ifdef OS_WIN</span>
00050 <span class="preprocessor"></span><span class="stringliteral">" -i install KLone Windows service \n"</span>
00051 <span class="stringliteral">" -u remove KLone Windows service \n"</span>
00052 <span class="preprocessor">#endif</span>
00053 <span class="preprocessor"></span><span class="stringliteral">" -V print KLone version and exit \n"</span>
00054 <span class="stringliteral">"\n"</span>;
00055
00056 fprintf(stderr, us, <a class="code" href="group__u__t.html#ga43">klone_version</a>());
00057
00058 exit(1);
00059 }
00060
00061 <span class="keyword">static</span> <span class="keywordtype">int</span> parse_opt(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv)
00062 {
00063 <span class="keywordtype">int</span> ret;
00064 <span class="preprocessor">#ifdef OS_WIN</span>
00065 <span class="preprocessor"></span><span class="preprocessor"> #define CMDLINE_FORMAT "hVFdiuf:"</span>
00066 <span class="preprocessor"></span><span class="preprocessor">#else</span>
00067 <span class="preprocessor"></span><span class="preprocessor"> #define CMDLINE_FORMAT "hVFdf:"</span>
00068 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00069 <span class="preprocessor"></span>
00070 <span class="comment">/* set defaults */</span>
00071 <a class="code" href="entry_8c.html#a3">ctx</a>-><a class="code" href="structcontext__s.html#o5">daemon</a>++;
00072
00073 <span class="keywordflow">while</span>((ret = getopt(argc, argv, CMDLINE_FORMAT)) != -1)
00074 {
00075 <span class="keywordflow">switch</span>(ret)
00076 {
00077 <span class="keywordflow">case</span> <span class="charliteral">'f'</span>: <span class="comment">/* source a config file */</span>
00078 <a class="code" href="entry_8c.html#a3">ctx</a>-><a class="code" href="structcontext__s.html#o3">ext_config</a> = u_strdup(optarg);
00079 dbg_err_if(<a class="code" href="entry_8c.html#a3">ctx</a>->ext_config == NULL);
00080 dbg(<span class="stringliteral">"ext config: %s"</span>, <a class="code" href="entry_8c.html#a3">ctx</a>->ext_config);
00081 <span class="keywordflow">break</span>;
00082
00083 <span class="keywordflow">case</span> <span class="charliteral">'d'</span>: <span class="comment">/* turn on debugging */</span>
00084 <a class="code" href="entry_8c.html#a3">ctx</a>-><a class="code" href="structcontext__s.html#o4">debug</a>++;
00085 <span class="keywordflow">break</span>;
00086
00087 <span class="keywordflow">case</span> <span class="charliteral">'F'</span>: <span class="comment">/* run in foreground (not as a daemon/service) */</span>
00088 <a class="code" href="entry_8c.html#a3">ctx</a>-><a class="code" href="structcontext__s.html#o5">daemon</a> = 0;
00089 <span class="keywordflow">break</span>;
00090
00091 <span class="keywordflow">case</span> <span class="charliteral">'V'</span>: <span class="comment">/* print version and exit */</span>
00092 <a class="code" href="group__u__t.html#ga22">u_print_version_and_exit</a>();
00093 <span class="keywordflow">break</span>;
00094
00095 <span class="preprocessor">#ifdef OS_WIN</span>
00096 <span class="preprocessor"></span> <span class="keywordflow">case</span> <span class="charliteral">'i'</span>: <span class="comment">/* install kloned service and exit */</span>
00097 <a class="code" href="entry_8c.html#a3">ctx</a>->serv_op = SERV_INSTALL;
00098 <span class="keywordflow">break</span>;
00099
00100 <span class="keywordflow">case</span> <span class="charliteral">'u'</span>: <span class="comment">/* uninstall kloned service and exit */</span>
00101 <a class="code" href="entry_8c.html#a3">ctx</a>->serv_op = SERV_REMOVE;
00102 <span class="keywordflow">break</span>;
00103
00104 <span class="preprocessor">#endif</span>
00105 <span class="preprocessor"></span>
00106 <span class="keywordflow">default</span>:
00107 <span class="keywordflow">case</span> <span class="charliteral">'h'</span>:
00108 usage();
00109 }
00110 }
00111
00112 <a class="code" href="entry_8c.html#a3">ctx</a>-><a class="code" href="structcontext__s.html#o7">narg</a> = argc - optind;
00113 <a class="code" href="entry_8c.html#a3">ctx</a>-><a class="code" href="structcontext__s.html#o6">arg</a> = argv + optind;
00114
00115 <span class="keywordflow">return</span> 0;
00116 err:
00117 <span class="keywordflow">return</span> ~0;
00118 }
00119
00120 <span class="preprocessor">#if defined(OS_WIN)</span>
00121 <span class="preprocessor"></span>
00122 <span class="comment">/* install the service with the service manager. after successful installation</span>
00123 <span class="comment"> you can run the service from ControlPanel->AdminTools->Services */</span>
00124 <span class="keywordtype">int</span> InstallService(<span class="keywordtype">void</span>)
00125 {
00126 SC_HANDLE hSCM, hService;
00127 <span class="keywordtype">char</span> szModulePathname[_MAX_PATH];
00128 SERVICE_DESCRIPTION sd = { ss_desc };
00129 <span class="keywordtype">int</span> rc;
00130
00131 <span class="comment">// Open the SCM on this machine.</span>
00132 hSCM = OpenSCManager(NULL, NULL, SC_MANAGER_CREATE_SERVICE);
00133
00134 dbg_err_if(hSCM == NULL);
00135
00136 dbg_err_if(GetModuleFileName(GetModuleHandle(NULL), szModulePathname,
00137 _MAX_PATH) == 0 );
00138
00139 <span class="comment">/* add this service to the SCM's database */</span>
00140 hService = CreateService(hSCM, ss_name, ss_name,
00141 SERVICE_CHANGE_CONFIG, SERVICE_WIN32_OWN_PROCESS,
00142 SERVICE_DEMAND_START, SERVICE_ERROR_IGNORE,
00143 szModulePathname, NULL, NULL, NULL, NULL, NULL);
00144
00145 dbg_err_if(hService == NULL);
00146
00147 rc = ChangeServiceConfig2(hService, SERVICE_CONFIG_DESCRIPTION, &sd);
00148
00149 dbg_err_if(rc == 0);
00150
00151 <span class="comment">/* success */</span>
00152 MessageBox(NULL, <span class="stringliteral">"Service installation succeded"</span>, ss_name, MB_OK);
00153
00154 <span class="keywordflow">return</span> 0;
00155 err:
00156 <span class="comment">/* common error handling */</span>
00157 warn_strerror(GetLastError());
00158 MessageBox(NULL, <span class="stringliteral">"Service installation error"</span>, ss_name, MB_OK);
00159 <span class="keywordflow">return</span> ~0;
00160 }
00161
00162 <span class="comment">/* uninstall this service from the system */</span>
00163 <span class="keywordtype">int</span> RemoveService(<span class="keywordtype">void</span>)
00164 {
00165 SC_HANDLE hSCM, hService;
00166 <span class="keywordtype">int</span> rc;
00167
00168 hSCM = OpenSCManager(NULL, NULL, SC_MANAGER_CONNECT);
00169
00170 dbg_err_if(hSCM == NULL);
00171
00172 <span class="comment">/* Open this service for DELETE access */</span>
00173 hService = OpenService(hSCM, ss_name, DELETE);
00174
00175 dbg_err_if(hService == NULL);
00176
00177 <span class="comment">/* Remove this service from the SCM's database */</span>
00178 rc = DeleteService(hService);
00179
00180 dbg_err_if(rc == 0);
00181
00182 <span class="comment">/* success */</span>
00183 MessageBox(NULL, <span class="stringliteral">"Uninstall secceded"</span>, ss_name, MB_OK);
00184 <span class="keywordflow">return</span> 0;
00185 err:
00186 <span class="comment">/* common error handling */</span>
00187 warn_strerror(GetLastError());
00188 MessageBox(NULL, <span class="stringliteral">"Uninstall failed"</span>, ss_name, MB_OK);
00189 <span class="keywordflow">return</span> ~0;
00190 }
00191
00192 <span class="comment">/* this function will be called by the SCM to request an action */</span>
00193 DWORD WINAPI HandlerEx(DWORD dwControl, DWORD dwEventType,
00194 LPVOID lpEventData, LPVOID lpContext)
00195 {
00196 <span class="keyword">enum</span> { DENY_ACTION = 0xff };
00197
00198 <span class="keywordflow">switch</span>(dwControl)
00199 {
00200 <span class="keywordflow">case</span> SERVICE_CONTROL_INTERROGATE:
00201 dbg(<span class="stringliteral">"SERVICE_CONTROL_INTERROGATE"</span> );
00202 SetServiceStatus(<a class="code" href="entry_8c.html#a3">ctx</a>->hServiceStatus, &<a class="code" href="entry_8c.html#a3">ctx</a>->status);
00203 <span class="keywordflow">return</span> NO_ERROR;
00204
00205 <span class="keywordflow">case</span> SERVICE_CONTROL_STOP:
00206 dbg(<span class="stringliteral">"SERVICE_CONTROL_STOP"</span>);
00207
00208 <span class="keywordflow">if</span>(<a class="code" href="entry_8c.html#a3">ctx</a>->status.dwCurrentState == SERVICE_STOPPED)
00209 <span class="keywordflow">return</span> NO_ERROR; <span class="comment">/* service already stopped */</span>
00210
00211 <span class="comment">/* start the stop procedure, move to stop_pending state */</span>
00212 <a class="code" href="entry_8c.html#a3">ctx</a>->status.dwCheckPoint = 1;
00213 <a class="code" href="entry_8c.html#a3">ctx</a>->status.dwWaitHint = 2000;
00214 <a class="code" href="entry_8c.html#a3">ctx</a>->status.dwCurrentState = SERVICE_STOP_PENDING;
00215 SetServiceStatus(<a class="code" href="entry_8c.html#a3">ctx</a>->hServiceStatus, &<a class="code" href="entry_8c.html#a3">ctx</a>->status);
00216
00217 <a class="code" href="server_8h.html#a15">server_stop</a>(<a class="code" href="entry_8c.html#a3">ctx</a>->server);
00218 <span class="keywordflow">return</span> NO_ERROR;
00219
00220 <span class="keywordflow">case</span> SERVICE_CONTROL_PAUSE:
00221 dbg(<span class="stringliteral">"SERVICE_CONTROL_PAUSE"</span>);
00222 <span class="keywordflow">break</span>;
00223
00224 <span class="keywordflow">case</span> SERVICE_CONTROL_CONTINUE:
00225 dbg(<span class="stringliteral">"SERVICE_CONTROL_CONTINUE"</span>);
00226 <span class="keywordflow">break</span>;
00227
00228 <span class="keywordflow">case</span> SERVICE_CONTROL_SHUTDOWN:
00229 dbg(<span class="stringliteral">"SERVICE_CONTROL_SHUTDOWN"</span>);
00230 <span class="keywordflow">break</span>;
00231
00232 <span class="keywordflow">case</span> SERVICE_CONTROL_PARAMCHANGE:
00233 dbg(<span class="stringliteral">"SERVICE_CONTROL_PARAMCHANGE"</span>);
00234 <span class="keywordflow">break</span>;
00235
00236 <span class="keywordflow">default</span>:
00237 dbg(<span class="stringliteral">"SERVICE_CONTROL_UNKNOWN!!!!"</span>);
00238 }
00239 <span class="keywordflow">if</span>(dwControl > 127 && dwControl < 255)
00240 {
00241 <span class="comment">/* user defined control code */</span>
00242 dbg(<span class="stringliteral">"SERVICE_CONTROL_USER_DEFINED"</span>);
00243 }
00244
00245 <span class="keywordflow">return</span> ERROR_CALL_NOT_IMPLEMENTED;
00246 }
00247
00248 <span class="comment">/* this is the main function of the service. when this function returns the</span>
00249 <span class="comment"> * service will be terminated by the SCM */</span>
00250 <span class="keywordtype">void</span> WINAPI ServiceMain(DWORD argc, PTSTR *argv)
00251 {
00252 SERVICE_STATUS *pSt = &<a class="code" href="entry_8c.html#a3">ctx</a>->status;
00253
00254 <span class="comment">/* register the service with the ServiceControlManager */</span>
00255 <a class="code" href="entry_8c.html#a3">ctx</a>->hServiceStatus = RegisterServiceCtrlHandlerEx(ss_name, HandlerEx, ctx);
00256 dbg_err_if( <a class="code" href="entry_8c.html#a3">ctx</a>->hServiceStatus == 0 );
00257
00258 <span class="comment">/* init the status struct and update the service status */</span>
00259 ZeroMemory(pSt, <span class="keyword">sizeof</span>(SERVICE_STATUS));
00260 <span class="comment">/* just one service in this exe */</span>
00261 pSt->dwServiceType = SERVICE_WIN32_OWN_PROCESS;
00262 <span class="comment">/* action supported by the service */</span>
00263 pSt->dwControlsAccepted = SERVICE_ACCEPT_STOP;
00264 <span class="comment">/* error returned while starting/stopping */</span>
00265 pSt->dwWin32ExitCode = NO_ERROR;
00266 <span class="comment">/* service specific exit code */</span>
00267 pSt->dwServiceSpecificExitCode = 0;
00268 <span class="comment">/* we're still initializing */</span>
00269 pSt->dwCurrentState = SERVICE_START_PENDING;
00270 <span class="comment">/* for progress operation */</span>
00271 pSt->dwCheckPoint = 1;
00272 <span class="comment">/* wait hint */</span>
00273 pSt->dwWaitHint = 1000;
00274 <span class="comment">/* set status */</span>
00275 dbg_err_if(SetServiceStatus(<a class="code" href="entry_8c.html#a3">ctx</a>->hServiceStatus, pSt) == 0);
00276
00277 dbg_err_if(parse_opt(argc, argv));
00278
00279 <span class="comment">/* load config and initialize */</span>
00280 dbg_err_if(<a class="code" href="kloned_2main_8c.html#a4">app_init</a>());
00281
00282 <span class="comment">/* this should happen after initialization but I don't want to</span>
00283 <span class="comment"> mess main.c with win32-only code */</span>
00284
00285 <span class="comment">/* notify the end of initialization */</span>
00286 dbg(<span class="stringliteral">"SERVICE_RUNNING"</span>);
00287 <a class="code" href="entry_8c.html#a3">ctx</a>->status.dwCurrentState = SERVICE_RUNNING;
00288 <a class="code" href="entry_8c.html#a3">ctx</a>->status.dwCheckPoint = <a class="code" href="entry_8c.html#a3">ctx</a>->status.dwWaitHint = 0;
00289 dbg_err_if(!SetServiceStatus(<a class="code" href="entry_8c.html#a3">ctx</a>->hServiceStatus, &<a class="code" href="entry_8c.html#a3">ctx</a>->status));
00290
00291 <span class="comment">/* run the main loop */</span>
00292 <a class="code" href="kloned_2main_8c.html#a6">app_run</a>();
00293
00294 <span class="comment">/* let the service terminate */</span>
00295 <a class="code" href="entry_8c.html#a3">ctx</a>->status.dwCurrentState = SERVICE_STOPPED;
00296 dbg_err_if(!SetServiceStatus(<a class="code" href="entry_8c.html#a3">ctx</a>->hServiceStatus, &<a class="code" href="entry_8c.html#a3">ctx</a>->status));
00297
00298 <span class="keywordflow">return</span>;
00299
00300 err:
00301 warn_strerror(GetLastError());
00302
00303 <span class="comment">/* let the service terminate */</span>
00304 <a class="code" href="entry_8c.html#a3">ctx</a>->status.dwCurrentState = SERVICE_STOPPED;
00305 dbg_err_if(!SetServiceStatus(<a class="code" href="entry_8c.html#a3">ctx</a>->hServiceStatus, &<a class="code" href="entry_8c.html#a3">ctx</a>->status));
00306 }
00307
00308 <span class="keywordtype">int</span> APIENTRY WinMain(HINSTANCE hInst, HINSTANCE hPrevInst,
00309 LPSTR lpCmdLine, <span class="keywordtype">int</span> nCmdShow)
00310 {
00311 SERVICE_TABLE_ENTRY ServiceTable[] =
00312 {
00313 { ss_name, ServiceMain },
00314 { NULL, NULL } <span class="comment">/* end of list */</span>
00315 };
00316 <span class="keywordtype">int</span> rc = 0;
00317 <span class="keyword">const</span> <span class="keywordtype">char</span> *name, *desc;
00318
00319 memset(ctx, 0, <span class="keyword">sizeof</span>(context_t));
00320
00321 <span class="comment">/* parse command line parameters (and set ctx vars). NOTE: this work only </span>
00322 <span class="comment"> if launched by command line, for services see ServiceMain */</span>
00323 dbg_err_if(parse_opt(__argc, __argv));
00324
00325 <span class="keywordflow">if</span>(<a class="code" href="entry_8c.html#a3">ctx</a>->serv_op)
00326 {
00327 <span class="comment">/* load config and initialize */</span>
00328 dbg_err_if(<a class="code" href="kloned_2main_8c.html#a4">app_init</a>());
00329
00330 <span class="comment">/* set up service name and description reading from the config file */</span>
00331 name = u_config_get_subkey_value(<a class="code" href="entry_8c.html#a3">ctx</a>->config, <span class="stringliteral">"daemon.name"</span>);
00332 <span class="keywordflow">if</span>(name)
00333 strncpy(ss_name, name, SS_NAME_BUFSZ);
00334
00335 desc = u_config_get_subkey_value(<a class="code" href="entry_8c.html#a3">ctx</a>->config, <span class="stringliteral">"daemon.description"</span>);
00336 <span class="keywordflow">if</span>(desc)
00337 strncpy(ss_desc, desc, SS_DESC_BUFSZ);
00338
00339 <span class="keywordflow">if</span>(<a class="code" href="entry_8c.html#a3">ctx</a>->serv_op == SERV_INSTALL)
00340 dbg_err_if(InstallService());
00341 <span class="keywordflow">else</span>
00342 dbg_err_if(RemoveService());
00343 } <span class="keywordflow">else</span> <span class="keywordflow">if</span>(<a class="code" href="entry_8c.html#a3">ctx</a>->daemon) {
00344 dbg(<span class="stringliteral">"Starting in service mode..."</span>);
00345 <span class="comment">/* StartServiceCtrlDispatcher does not return until the service </span>
00346 <span class="comment"> has stopped running... */</span>
00347 <span class="keywordflow">if</span>(!StartServiceCtrlDispatcher(ServiceTable))
00348 warn_strerror(GetLastError());
00349 } <span class="keywordflow">else</span> {
00350 <span class="comment">/* load config and initialize */</span>
00351 dbg_err_if(<a class="code" href="kloned_2main_8c.html#a4">app_init</a>());
00352
00353 rc = <a class="code" href="kloned_2main_8c.html#a6">app_run</a>();
00354 }
00355
00356 dbg_err_if(<a class="code" href="kloned_2main_8c.html#a5">app_term</a>());
00357
00358 <span class="comment">/* if debugging then call exit(3) because it's needed to gprof to dump </span>
00359 <span class="comment"> its stats file (gmon.out) */</span>
00360 <span class="keywordflow">if</span>(<a class="code" href="entry_8c.html#a3">ctx</a>->debug)
00361 <span class="keywordflow">return</span> rc;
00362
00363 <span class="comment">/* don't use return because exit(3) will be called and we don't want</span>
00364 <span class="comment"> FILE* buffers to be automatically flushed (klog_file_t will write same </span>
00365 <span class="comment"> lines more times, once by the parent process and N times by any child</span>
00366 <span class="comment"> created when FILE buffer was not empty) */</span>
00367 _exit(rc);
00368 err:
00369 <a class="code" href="kloned_2main_8c.html#a5">app_term</a>();
00370
00371 <span class="keywordflow">if</span>(<a class="code" href="entry_8c.html#a3">ctx</a>->debug)
00372 <span class="keywordflow">return</span> rc;
00373 _exit(EXIT_FAILURE);
00374 }
00375
00376 <span class="preprocessor">#elif defined(OS_UNIX)</span>
00377 <span class="preprocessor"></span>
00378 <span class="keywordtype">int</span> <a class="code" href="tools_2klone_2main_8c.html#a21">main</a>(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv)
00379 {
00380 <span class="keywordtype">int</span> rc = 0;
00381
00382 memset(ctx, 0, <span class="keyword">sizeof</span>(context_t));
00383
00384 <span class="comment">/* parse command line parameters (and set ctx vars) */</span>
00385 dbg_err_if(parse_opt(argc, argv));
00386
00387 <span class="keywordflow">if</span>(getenv(<span class="stringliteral">"GATEWAY_INTERFACE"</span>))
00388 <a class="code" href="entry_8c.html#a3">ctx</a>-><a class="code" href="structcontext__s.html#o9">cgi</a> = 1;
00389
00390 <span class="comment">/* load config and initialize */</span>
00391 dbg_err_if(<a class="code" href="kloned_2main_8c.html#a4">app_init</a>());
00392
00393 <span class="comment">/* daemonize if not -F */</span>
00394 <span class="keywordflow">if</span>(<a class="code" href="entry_8c.html#a3">ctx</a>->daemon && !<a class="code" href="entry_8c.html#a3">ctx</a>->cgi)
00395 con_err_ifm(daemon(0, 0), <span class="stringliteral">"daemon error"</span>);
00396
00397 <span class="comment">/* jump to the main loop */</span>
00398 rc = <a class="code" href="kloned_2main_8c.html#a6">app_run</a>();
00399
00400 dbg_err_if(<a class="code" href="kloned_2main_8c.html#a5">app_term</a>());
00401
00402 <span class="comment">/* if debugging then call exit(3) because it's needed to gprof to dump </span>
00403 <span class="comment"> its stats file (gmon.out) */</span>
00404 <span class="keywordflow">if</span>(<a class="code" href="entry_8c.html#a3">ctx</a>->debug)
00405 <span class="keywordflow">return</span> rc;
00406
00407 <span class="comment">/* don't use return because exit(3) will be called and we don't want</span>
00408 <span class="comment"> FILE* buffers to be automatically flushed (klog_file_t will write same </span>
00409 <span class="comment"> lines more times, once by the parent process and N times by any child</span>
00410 <span class="comment"> created when FILE buffer was not empty) */</span>
00411 _exit(rc);
00412 err:
00413 <a class="code" href="kloned_2main_8c.html#a5">app_term</a>();
00414 <span class="keywordflow">if</span>(<a class="code" href="entry_8c.html#a3">ctx</a>->debug)
00415 <span class="keywordflow">return</span> ~0;
00416 _exit(EXIT_FAILURE);
00417 }
00418
00419 <span class="preprocessor">#else</span>
00420 <span class="preprocessor"></span><span class="preprocessor"> #error unsupported platform</span>
00421 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
00422 <span class="preprocessor"></span>
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