diff options
| -rw-r--r-- | mpd_trigger.c | 84 |
1 files changed, 74 insertions, 10 deletions
diff --git a/mpd_trigger.c b/mpd_trigger.c index dd8ebe8..9a5080c 100644 --- a/mpd_trigger.c +++ b/mpd_trigger.c @@ -16,10 +16,6 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#include <mpd/idle.h> -#include <mpd/tag.h> -#include <mpd/status.h> -#include <mpd/client.h> #include <stdio.h> #include <assert.h> #include <unistd.h> @@ -27,6 +23,12 @@ #include <stdlib.h> #include <sys/wait.h> #include <sys/types.h> +#include <getopt.h> + +#include <mpd/idle.h> +#include <mpd/tag.h> +#include <mpd/status.h> +#include <mpd/client.h> struct mpd_connection *conn; typedef struct mpd_song mpd_song_t; @@ -37,8 +39,9 @@ typedef struct mpd_status mpd_status_t; #define MAX_INFO_BUFF 256 #define MAX_OUTPUT_BUFF 2048 -const char *host = "192.168.248.130"; +const char *host = "localhost"; unsigned int port = 6600; +unsigned int reconnect_time = 3; const char *state_name[4] = {"unknown", "stopped", "now playing", "paused"}; const char *shell = "bash"; const char *trigger_command = "terminal-notifier -title \"{title}: {state} ({elapsed_pct}%)\" " @@ -79,6 +82,7 @@ void hash_table_destroy(HashTable *ht) { free(e); } } + free(ht); } void hash_table_register(HashTable *ht, const char *name, const char **content_ref) { @@ -115,7 +119,7 @@ void handle_error(struct mpd_connection *conn) { if (ptr >= buff + limit) \ { \ fprintf(stderr, "[main] string is too long to be stored"); \ - exit(0); \ + exit(1); \ } \ } while (0) @@ -182,7 +186,7 @@ const char *filter(const char *input) { if (pptr >= pos) { while (bptr != *pptr) bptr--; - *optr = '\0'; /* mark the end of the token */ + *optr = '\0'; content = substitution(bptr + 1, &csize); memmove(bptr, content, csize); optr = bptr + csize; @@ -274,8 +278,30 @@ void main_loop() { } } -int main() { - int i; +struct option long_options[] = { + {"port", required_argument, NULL, 'p'}, + {"execute", required_argument, NULL, 'e'}, + {"help", no_argument, NULL, 'h'}, + {"shell", required_argument, NULL, 's'}, + {"retry", required_argument, NULL, 'r'}, + {0, 0, 0, 0} +}; + + +int str_to_int(char *repr, int *flag) { + char *endptr; + int val = (int)strtol(repr, &endptr, 10); + if (endptr == repr || endptr != repr + strlen(repr)) + { + *flag = 0; + return 0; + } + *flag = 1; + return val; +} + +int main(int argc, char **argv) { + int opt, ind = 0; dict = hash_table_create(); hash_table_register(dict, "title", &title); hash_table_register(dict, "artist", &artist); @@ -285,12 +311,50 @@ int main() { hash_table_register(dict, "elapsed_time", &elapsed_time); hash_table_register(dict, "total_time", &total_time); hash_table_register(dict, "elapsed_pct", &elapsed_pct); + while ((opt = getopt_long(argc, argv, "p:e:s:r:h", long_options, &ind)) != -1) + { + int flag; + switch (opt) + { + case 'p': + port = str_to_int(optarg, &flag); + if (!flag) + return fprintf(stderr, "Port number should be an integer.\n"), 1; + break; + case 'r': + reconnect_time = str_to_int(optarg, &flag); + if (!flag) + return fprintf(stderr, "reconnect time should be an integer.\n"), 1; + break; + case 'e': + trigger_command = optarg; + break; + case 's': + shell = optarg; + break; + case 'h': + fprintf(stderr, + "mpd_trigger: Execute whatever you want when MPD " + "(Music Player Daemon) changes its state \n\n" + "Usage: mpd_trigger [OPTION]... [HOST]\n\n" + " -p, --port\t\tspecify a port number (6600 by default)\n" + " -e, --execute\t\tspecify the command to trigger " + "(special patterns are supported: {title} {track} ... {str1?str2:str3})\n" + " -s, --shell\t\tspecify shell used to interpret the command\n" + " -r, --retry\t\tspecify reconnect time (in seconds)\n" + " -h, --help\t\tshow this info\n" + "\nAuthor: Ted Yin <[email protected]>\n"); + return 0; + } + } + if (optind < argc) host = argv[optind]; for (;;) { fprintf(stderr, "[mpd] trying to connect %s:%d\n", host, port); conn = mpd_connection_new(host, port, 0); main_loop(); fprintf(stderr, "[mpd] reconnecting\n"); - sleep(2); + sleep(reconnect_time); } + return 0; } |