Imported ncmpc (mpc-ncures).

git-svn-id: https://svn.musicpd.org/ncmpc/trunk@292 09075e82-0dd4-0310-85a5-a0d7c8717e4f

1 files changed, 107 insertions, 0 deletions

diff --git a/options.c b/options.c
new file mode 100644
index 000000000..33de4c05a
--- /dev/null
+++ b/options.c
@@ -0,0 +1,107 @@
+/*
+ * $Id: options.c,v 1.7 2004/03/17 11:34:36 kalle Exp $
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <popt.h>
+
+#include "config.h"
+#include "options.h"
+#include "command.h"
+
+static options_t options;
+
+static struct poptOption optionsTable[] = {
+#ifdef DEBUG
+  { "debug",        'D', 0, 0, 'D', "Enable debug output." },
+#endif
+  { "version",      'V', 0, 0, 'V', "Display version information." },
+  { "keys",         'k', 0, 0, 'k', "Display key bindings." },
+  { "port",         'p', POPT_ARG_INT, &options.port, 0, 
+    "Connect to server on port [" DEFAULT_PORT_STR "].", "PORT" },
+  { "host",         'h', POPT_ARG_STRING, &options.host, 0, 
+    "Connect to server [" DEFAULT_HOST "].", "HOSTNAME" },
+  POPT_AUTOHELP
+  { NULL, 0, 0, NULL, 0 }
+};
+
+static void
+usage(poptContext optCon, int exitcode, char *error, char *addl) 
+{
+  poptPrintUsage(optCon, stderr, 0);
+  if (error) 
+    fprintf(stderr, "%s: %s0", error, addl);
+  exit(exitcode);
+}
+
+options_t *
+options_parse( int argc, char **argv )
+{
+  int c;
+  poptContext optCon;   /* context for parsing command-line options */
+
+  optCon = poptGetContext(NULL, argc, argv, optionsTable, 0);
+  while ((c = poptGetNextOpt(optCon)) >= 0) 
+    {
+      switch (c) 
+	{
+#ifdef DEBUG
+	case 'D':
+	  options.debug = 1;
+	  break;
+#endif
+	case 'V':
+	  printf("Version " VERSION "\n");
+	  exit(EXIT_SUCCESS);
+	case 'k':
+	  command_dump_keys();
+	  exit(EXIT_SUCCESS);
+	default:
+	  fprintf(stderr, "%s: %s\n",
+		  poptBadOption(optCon, POPT_BADOPTION_NOALIAS),
+		  poptStrerror(c));
+	  poptFreeContext(optCon);
+	  exit(EXIT_FAILURE);
+	  break;
+	}
+    }
+  if (c < -1) 
+    {
+      /* an error occurred during option processing */
+      fprintf(stderr, "%s: %s\n",
+	      poptBadOption(optCon, POPT_BADOPTION_NOALIAS),
+	      poptStrerror(c));
+      poptFreeContext(optCon);
+      exit(EXIT_FAILURE);
+    }
+
+  poptFreeContext(optCon);
+  return &options;
+}
+
+void
+options_init( void )
+{
+  char *value;
+
+  memset(&options, 0, sizeof(options_t));
+  if( (value=getenv(MPD_HOST_ENV)) )
+    options.host = strdup(value);
+  else
+    options.host = strdup(DEFAULT_HOST);
+  if( (value=getenv(MPD_PORT_ENV)) )
+    options.port = atoi(value);
+  else
+    options.port = DEFAULT_PORT;
+}
+
+
+options_t *
+options_get(void)
+{
+  return &options;
+}