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-rw-r--r--src/options.c251
1 files changed, 118 insertions, 133 deletions
diff --git a/src/options.c b/src/options.c
index ab383a38f..60101c478 100644
--- a/src/options.c
+++ b/src/options.c
@@ -38,22 +38,19 @@
#define ERROR_GOT_ARGUMENT 0x03
#define ERROR_MISSING_ARGUMENT 0x04
-
-
-typedef struct
-{
- int shortopt;
- char *longopt;
- char *argument;
- char *descrition;
+typedef struct {
+ int shortopt;
+ char *longopt;
+ char *argument;
+ char *descrition;
} arg_opt_t;
-typedef void (*option_callback_fn_t) (int c, char *arg);
+typedef void (*option_callback_fn_t)(int c, char *arg);
options_t options;
-
+
static arg_opt_t option_table[] = {
{ '?', "help", NULL, "Show this help message" },
{ 'V', "version", NULL, "Display version information" },
@@ -238,138 +235,126 @@ handle_option(int c, char *arg)
options_t *
options_parse(int argc, const char *argv[])
{
- int i;
- arg_opt_t *opt = NULL;
- option_callback_fn_t option_cb = handle_option;
+ int i;
+ arg_opt_t *opt = NULL;
+ option_callback_fn_t option_cb = handle_option;
- i=1;
- while( i<argc )
- {
- char *arg = (char *) argv[i];
- size_t len=strlen(arg);
-
- /* check for a long option */
- if( g_str_has_prefix(arg, "--") )
- {
- char *name, *value;
-
- /* make shure we got an argument for the previous option */
- if( opt && opt->argument )
- option_error(ERROR_MISSING_ARGUMENT, opt->longopt, opt->argument);
-
- /* retreive a option argument */
- if( (value=g_strrstr(arg+2, "=")) )
- {
- *value = '\0';
- name = g_strdup(arg);
- *value = '=';
- value++;
- }
- else
- name = g_strdup(arg);
-
- /* check if the option exists */
- if( (opt=lookup_option(0, name+2)) == NULL )
- option_error(ERROR_UNKNOWN_OPTION, name, NULL);
- g_free(name);
-
- /* abort if we got an argument to the option and dont want one */
- if( value && opt->argument==NULL )
- option_error(ERROR_GOT_ARGUMENT, arg, value);
-
- /* execute option callback */
- if( value || opt->argument==NULL )
- {
- option_cb (opt->shortopt, value);
- opt = NULL;
- }
- }
- /* check for short options */
- else if( len>=2 && g_str_has_prefix(arg, "-") )
- {
- int j;
-
- for(j=1; j<len; j++)
- {
- /* make shure we got an argument for the previous option */
- if( opt && opt->argument )
- option_error(ERROR_MISSING_ARGUMENT,
- opt->longopt, opt->argument);
-
- /* check if the option exists */
- if( (opt=lookup_option(arg[j], NULL))==NULL )
- option_error(ERROR_UNKNOWN_OPTION, arg, NULL);
-
- /* if no option argument is needed execute callback */
- if( opt->argument==NULL )
- {
- option_cb (opt->shortopt, NULL);
- opt = NULL;
+ i=1;
+ while (i < argc) {
+ char *arg = (char *) argv[i];
+ size_t len = strlen(arg);
+
+ /* check for a long option */
+ if (g_str_has_prefix(arg, "--")) {
+ char *name, *value;
+
+ /* make shure we got an argument for the previous option */
+ if( opt && opt->argument )
+ option_error(ERROR_MISSING_ARGUMENT, opt->longopt, opt->argument);
+
+ /* retreive a option argument */
+ if ((value=g_strrstr(arg+2, "="))) {
+ *value = '\0';
+ name = g_strdup(arg);
+ *value = '=';
+ value++;
+ } else
+ name = g_strdup(arg);
+
+ /* check if the option exists */
+ if( (opt=lookup_option(0, name+2)) == NULL )
+ option_error(ERROR_UNKNOWN_OPTION, name, NULL);
+ g_free(name);
+
+ /* abort if we got an argument to the option and dont want one */
+ if( value && opt->argument==NULL )
+ option_error(ERROR_GOT_ARGUMENT, arg, value);
+
+ /* execute option callback */
+ if (value || opt->argument==NULL) {
+ option_cb (opt->shortopt, value);
+ opt = NULL;
+ }
}
- }
- }
- else
- {
- /* is this a option argument? */
- if( opt && opt->argument)
- {
- option_cb (opt->shortopt, arg);
- opt = NULL;
- }
- else
- option_error(ERROR_BAD_ARGUMENT, arg, NULL);
+ /* check for short options */
+ else if (len>=2 && g_str_has_prefix(arg, "-")) {
+ int j;
+
+ for(j=1; j<len; j++) {
+ /* make shure we got an argument for the previous option */
+ if( opt && opt->argument )
+ option_error(ERROR_MISSING_ARGUMENT,
+ opt->longopt, opt->argument);
+
+ /* check if the option exists */
+ if( (opt=lookup_option(arg[j], NULL))==NULL )
+ option_error(ERROR_UNKNOWN_OPTION, arg, NULL);
+
+ /* if no option argument is needed execute callback */
+ if( opt->argument==NULL ) {
+ option_cb (opt->shortopt, NULL);
+ opt = NULL;
+ }
+ }
+ } else {
+ /* is this a option argument? */
+ if( opt && opt->argument) {
+ option_cb (opt->shortopt, arg);
+ opt = NULL;
+ } else
+ option_error(ERROR_BAD_ARGUMENT, arg, NULL);
+ }
+ i++;
}
- i++;
- }
-
- if( opt && opt->argument==NULL)
- option_cb (opt->shortopt, NULL);
- else if( opt && opt->argument )
- option_error(ERROR_MISSING_ARGUMENT, opt->longopt, opt->argument);
- return &options;
-}
+ if( opt && opt->argument==NULL)
+ option_cb (opt->shortopt, NULL);
+ else if( opt && opt->argument )
+ option_error(ERROR_MISSING_ARGUMENT, opt->longopt, opt->argument);
+ return &options;
+}
options_t *
options_init( void )
{
- const char *value;
- char *tmp;
+ const char *value;
+ char *tmp;
- memset(&options, 0, sizeof(options_t));
+ memset(&options, 0, sizeof(options_t));
- /* get initial values for host and password from MPD_HOST (enviroment) */
- if( (value=g_getenv(MPD_HOST_ENV)) )
- options.host = g_strdup(value);
- else
- options.host = g_strdup(DEFAULT_HOST);
- if( (tmp=g_strstr_len(options.host, strlen(options.host), "@")) )
- {
- char *oldhost = options.host;
- *tmp = '\0';
- options.password = locale_to_utf8(oldhost);
- options.host = g_strdup(tmp+1);
- g_free(oldhost);
- }
- /* get initial values for port from MPD_PORT (enviroment) */
- if( (value=g_getenv(MPD_PORT_ENV)) )
- options.port = atoi(value);
- else
- options.port = DEFAULT_PORT;
-
- /* default option values */
- options.reconnect = TRUE;
- options.find_wrap = TRUE;
- options.wide_cursor = TRUE;
- options.audible_bell = TRUE;
- options.crossfade_time = DEFAULT_CROSSFADE_TIME;
- options.seek_time = 1;
- options.screen_list = g_strsplit_set(DEFAULT_SCREEN_LIST, " ", 0);
- options.timedisplay_type = DEFAULT_TIMEDISPLAY_TYPE;
- options.lyrics_timeout = DEFAULT_LYRICS_TIMEOUT;
- options.scroll = DEFAULT_SCROLL;
- options.scroll_sep = g_strdup(DEFAULT_SCROLL_SEP);
-
- return &options;
+ /* get initial values for host and password from MPD_HOST (enviroment) */
+ if ((value=g_getenv(MPD_HOST_ENV)))
+ options.host = g_strdup(value);
+ else
+ options.host = g_strdup(DEFAULT_HOST);
+
+ if ((tmp=g_strstr_len(options.host, strlen(options.host), "@"))) {
+ char *oldhost = options.host;
+ *tmp = '\0';
+ options.password = locale_to_utf8(oldhost);
+ options.host = g_strdup(tmp+1);
+ g_free(oldhost);
+ }
+
+ /* get initial values for port from MPD_PORT (enviroment) */
+ if ((value=g_getenv(MPD_PORT_ENV)))
+ options.port = atoi(value);
+ else
+ options.port = DEFAULT_PORT;
+
+ /* default option values */
+ options.reconnect = TRUE;
+ options.find_wrap = TRUE;
+ options.wide_cursor = TRUE;
+ options.audible_bell = TRUE;
+ options.crossfade_time = DEFAULT_CROSSFADE_TIME;
+ options.seek_time = 1;
+ options.screen_list = g_strsplit_set(DEFAULT_SCREEN_LIST, " ", 0);
+ options.timedisplay_type = DEFAULT_TIMEDISPLAY_TYPE;
+ options.lyrics_timeout = DEFAULT_LYRICS_TIMEOUT;
+ options.scroll = DEFAULT_SCROLL;
+ options.scroll_sep = g_strdup(DEFAULT_SCROLL_SEP);
+
+ return &options;
}
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