Added check for Unix specific headers and harmonize with Win32 build.
[pazpar2-moved-to-github.git] / src / pazpar2.c
index d1ecf15..dbcf4b8 100644 (file)
@@ -1,7 +1,5 @@
-/* $Id: pazpar2.c,v 1.81 2007-04-20 16:21:19 quinn Exp $
-   Copyright (c) 2006-2007, Index Data.
-
-This file is part of Pazpar2.
+/* This file is part of Pazpar2.
+   Copyright (C) 2006-2008 Index Data
 
 Pazpar2 is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free
@@ -14,70 +12,136 @@ FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 for more details.
 
 You should have received a copy of the GNU General Public License
-along with Pazpar2; see the file LICENSE.  If not, write to the
-Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.
- */
+along with this program; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+*/
 
 #if HAVE_CONFIG_H
-#include "cconfig.h"
+#include <config.h>
 #endif
 
-
 #include <signal.h>
+#include <assert.h>
 
 #include "pazpar2.h"
 #include "database.h"
 #include "settings.h"
+#include <yaz/daemon.h>
+
+void child_handler(void *data)
+{
+    start_proxy();
+    init_settings();
+
+    if (*global_parameters.settings_path_override)
+        settings_read(global_parameters.settings_path_override);
+    else if (global_parameters.server->settings)
+        settings_read(global_parameters.server->settings);
+    else
+        yaz_log(YLOG_WARN, "No settings-directory specified");
+    global_parameters.odr_in = odr_createmem(ODR_DECODE);
+    global_parameters.odr_out = odr_createmem(ODR_ENCODE);
+
+
+    pazpar2_event_loop();
+
+}
+
+static void show_version(void)
+{
+    char yaz_version_str[80];
+    printf("Pazpar2 " PACKAGE_VERSION "\n");
+
+    yaz_version(yaz_version_str, 0);
+
+    printf("Configuration:");
+#if HAVE_ICU
+    printf(" icu:?");
+#endif
+    printf(" yaz:%s", yaz_version_str);
+    printf("\n");
+    exit(0);
+}            
 
 int main(int argc, char **argv)
 {
+    int daemon = 0;
     int ret;
+    int log_file_in_use = 0;
     char *arg;
+    const char *pidfile = 0;
+    const char *uid = 0;
 
+#ifndef WIN32
     if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
         yaz_log(YLOG_WARN|YLOG_ERRNO, "signal");
+#endif
 
-    yaz_log_init(YLOG_DEFAULT_LEVEL, "pazpar2", 0);
+    yaz_log_init_prefix("pazpar2");
+#if YAZ_VERSIONL >= 0x03001B
+    yaz_log_xml_errors(0, YLOG_WARN);
+#endif
 
-    while ((ret = options("t:f:x:h:p:z:s:d", argv, argc, &arg)) != -2)
+    while ((ret = options("dDf:h:l:p:t:u:VX", argv, argc, &arg)) != -2)
     {
-       switch (ret) {
-            case 'f':
-                if (!read_config(arg))
-                    exit(1);
-                break;
-            case 'h':
-                strcpy(global_parameters.listener_override, arg);
-                break;
-            case 'p':
-                strcpy(global_parameters.proxy_override, arg);
-                break;
-            case 'z':
-                strcpy(global_parameters.zproxy_override, arg);
-                break;
-            case 't':
-                strcpy(global_parameters.settings_path_override, arg);
-                break;
-            case 's':
-                load_simpletargets(arg);
-                break;
-            case 'd':
-                global_parameters.dump_records = 1;
-                break;
-           default:
-               fprintf(stderr, "Usage: pazpar2\n"
-                        "    -f configfile\n"
-                        "    -h [host:]port          (REST protocol listener)\n"
-                        "    -C cclconfig\n"
-                        "    -s simpletargetfile\n"
-                        "    -p hostname[:portno]    (HTTP proxy)\n"
-                        "    -z hostname[:portno]    (Z39.50 proxy)\n"
-                        "    -d                      (show internal records)\n");
-               exit(1);
+       switch (ret)
+        {
+        case 'd':
+            global_parameters.dump_records = 1;
+            break;
+        case 'D':
+            daemon = 1;
+            break;
+        case 'f':
+            if (!read_config(arg))
+                exit(1);
+            break;
+        case 'h':
+            strcpy(global_parameters.listener_override, arg);
+            break;
+        case 'l':
+            yaz_log_init_file(arg);
+            log_file_in_use = 1;
+            break;
+        case 'p':
+            pidfile = arg;
+            break;
+        case 't':
+            strcpy(global_parameters.settings_path_override, arg);
+            break;
+        case 'u':
+            uid = arg;
+            break;
+        case 'V':
+            show_version();
+        case 'X':
+            global_parameters.debug_mode = 1;
+            break;
+        default:
+            fprintf(stderr, "Usage: pazpar2\n"
+                    "    -d                      (show internal records)\n"
+                    "    -D                      Daemon mode (background)\n"
+                    "    -f configfile\n"
+                    "    -h [host:]port          (REST protocol listener)\n"
+                    "    -l file                 log to file\n"
+                    "    -p pidfile              PID file\n"
+                    "    -t settings\n"
+                    "    -u uid\n"
+                    "    -V                      show version\n"
+                    "    -X                      debug mode\n"
+                );
+            exit(1);
        }
     }
 
+    yaz_log(YLOG_LOG, "Pazpar2 %s started", VERSION);
+    if (daemon && !log_file_in_use)
+    {
+        yaz_log(YLOG_FATAL, "Logfile must be given (option -l) for daemon "
+                "mode");
+        exit(1);
+    }
     if (!config)
     {
         yaz_log(YLOG_FATAL, "Load config with -f");
@@ -86,23 +150,15 @@ int main(int argc, char **argv)
     global_parameters.server = config->servers;
 
     start_http_listener();
-    start_proxy();
-    start_zproxy();
-
-    if (*global_parameters.settings_path_override)
-        settings_read(global_parameters.settings_path_override);
-    else if (global_parameters.server->settings)
-        settings_read(global_parameters.server->settings);
-    else
-        yaz_log(YLOG_WARN, "No settings-directory specified. Problems may well ensue!");
-    global_parameters.odr_in = odr_createmem(ODR_DECODE);
-    global_parameters.odr_out = odr_createmem(ODR_ENCODE);
-
-    pazpar2_event_loop();
-
+    yaz_daemon("pazpar2",
+               (global_parameters.debug_mode ? YAZ_DAEMON_DEBUG : 0) +
+               (daemon ? YAZ_DAEMON_FORK : 0) + YAZ_DAEMON_KEEPALIVE,
+               child_handler, 0 /* child_data */,
+               pidfile, uid);
     return 0;
 }
 
+
 /*
  * Local variables:
  * c-basic-offset: 4