moved command line parser to cmdline.c

1 files changed, 165 insertions, 0 deletions

diff --git a/src/cmdline.c b/src/cmdline.c
new file mode 100644
index 00000000..41827463
--- /dev/null
+++ b/src/cmdline.c
@@ -0,0 +1,165 @@
+/*
+ * Copyright (C) 2003-2008 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program 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 Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "cmdline.h"
+#include "path.h"
+#include "conf.h"
+#include "decoder_list.h"
+#include "config.h"
+#include "audioOutput.h"
+
+#ifdef ENABLE_ARCHIVE
+#include "archive_list.h"
+#endif
+
+#include <glib.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define SYSTEM_CONFIG_FILE_LOCATION	"/etc/mpd.conf"
+#define USER_CONFIG_FILE_LOCATION	"/.mpdconf"
+
+static void usage(char *argv[])
+{
+	printf("usage:\n"
+	       "   %s [options] <conf file>\n"
+	       "   %s [options]   (searches for ~" USER_CONFIG_FILE_LOCATION
+	       " then " SYSTEM_CONFIG_FILE_LOCATION ")\n",
+	       argv[0], argv[0]);
+	puts("\n"
+	     "options:\n"
+	     "   --help             this usage statement\n"
+	     "   --kill             kill the currently running mpd session\n"
+	     "   --create-db        force (re)creation of database and exit\n"
+	     "   --no-create-db     don't create database, even if it doesn't exist\n"
+	     "   --no-daemon        don't detach from console\n"
+	     "   --stdout           print messages to stdout and stderr\n"
+	     "   --verbose          verbose logging\n"
+	     "   --version          prints version information\n");
+}
+
+static void version(void)
+{
+	puts(PACKAGE " (MPD: Music Player Daemon) " VERSION " \n"
+	     "\n"
+	     "Copyright (C) 2003-2007 Warren Dukes <warren.dukes@gmail.com>\n"
+	     "Copyright (C) 2008 Max Kellermann <max@duempel.org>\n"
+	     "This is free software; see the source for copying conditions.  There is NO\n"
+	     "warranty; not even MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n"
+	     "\n"
+	     "Supported formats:\n");
+
+	decoder_plugin_init_all();
+	decoder_plugin_print_all_suffixes(stdout);
+
+	puts("\n"
+	     "Supported outputs:\n");
+	printAllOutputPluginTypes(stdout);
+
+#ifdef ENABLE_ARCHIVE
+	puts("\n"
+	     "Supported archives:\n");
+	archive_plugin_init_all();
+	archive_plugin_print_all_suffixes(stdout);
+#endif
+}
+
+void parseOptions(int argc, char **argv, Options *options)
+{
+	int argcLeft = argc;
+
+	options->verbose = 0;
+	options->daemon = 1;
+	options->stdOutput = 0;
+	options->createDB = 0;
+	options->kill = 0;
+
+	if (argc > 1) {
+		int i = 1;
+		while (i < argc) {
+			if (g_str_has_prefix(argv[i], "--")) {
+				if (strcmp(argv[i], "--help") == 0) {
+					usage(argv);
+					exit(EXIT_SUCCESS);
+				} else if (strcmp(argv[i], "--kill") == 0) {
+					options->kill++;
+					argcLeft--;
+				} else if (strcmp(argv[i], "--no-daemon") == 0) {
+					options->daemon = 0;
+					argcLeft--;
+				} else if (strcmp(argv[i], "--stdout") == 0) {
+					options->stdOutput = 1;
+					argcLeft--;
+				} else if (strcmp(argv[i], "--create-db") == 0) {
+					options->stdOutput = 1;
+					options->createDB = 1;
+					argcLeft--;
+				} else if (strcmp(argv[i], "--no-create-db") ==
+					   0) {
+					options->createDB = -1;
+					argcLeft--;
+				} else if (strcmp(argv[i], "--verbose") == 0) {
+					options->verbose = 1;
+					argcLeft--;
+				} else if (strcmp(argv[i], "--version") == 0) {
+					version();
+					exit(EXIT_SUCCESS);
+				} else {
+					fprintf(stderr,
+						"unknown command line option: %s\n",
+						argv[i]);
+					exit(EXIT_FAILURE);
+				}
+			} else
+				break;
+			i++;
+		}
+	}
+
+	if (argcLeft <= 2) {
+		if (argcLeft == 2) {
+			readConf(argv[argc - 1]);
+			return;
+		} else if (argcLeft == 1) {
+			struct stat st;
+			char *homedir = getenv("HOME");
+			char userfile[MPD_PATH_MAX] = "";
+			if (homedir && (strlen(homedir) +
+					strlen(USER_CONFIG_FILE_LOCATION)) <
+			    MPD_PATH_MAX) {
+				strcpy(userfile, homedir);
+				strcat(userfile, USER_CONFIG_FILE_LOCATION);
+			}
+			if (strlen(userfile) && (0 == stat(userfile, &st))) {
+				readConf(userfile);
+				return;
+			} else if (0 == stat(SYSTEM_CONFIG_FILE_LOCATION, &st)) {
+				readConf(SYSTEM_CONFIG_FILE_LOCATION);
+				return;
+			}
+		}
+	}
+
+	usage(argv);
+	exit(EXIT_FAILURE);
+}