8 #include "kernel/menu.h"
9 #include "kernel/timer.h"
10 #include "timed_menu.h"
11 #include "kernel/action.h"
12 #include "kernel/event.h"
14 #define TIMED_MENU(m) ((Menu *)m)
15 #define TIMED_MENU_DATA(m) ((Timed_Menu_Data *)((Menu *)m)->plugin_data)
16 static char *PLUGIN_NAME = "timed_menu";
22 /* we can use various GIO channels to support reading menus (can we add them to
29 Timer *timer; /* timer code handles free */
30 char *command; /* for the PIPE */
38 void plugin_setup_config() { }
41 void plugin_shutdown() { }
43 void timed_menu_clean_up(Menu *m) {
44 if (TIMED_MENU_DATA(m)->buf != NULL) {
45 fprintf(stderr, "%s", TIMED_MENU_DATA(m)->buf);
46 g_free(TIMED_MENU_DATA(m)->buf);
47 TIMED_MENU_DATA(m)->buf = NULL;
50 TIMED_MENU_DATA(m)->buflen = 0;
52 if (TIMED_MENU_DATA(m)->fd != -1) {
53 event_remove_fd(TIMED_MENU_DATA(m)->fd);
54 close(TIMED_MENU_DATA(m)->fd);
55 TIMED_MENU_DATA(m)->fd = -1;
58 if (TIMED_MENU_DATA(m)->pid != -1) {
59 waitpid(TIMED_MENU_DATA(m)->pid, NULL, 0);
60 TIMED_MENU_DATA(m)->pid = -1;
64 void timed_menu_read_pipe(int fd, Menu *menu)
67 unsigned long num_read;
69 Timed_Menu_Data *d = TIMED_MENU_DATA(menu);
72 unsigned long num_realloc;
73 /* if we have less than a quarter BUFSIZ left, allocate more */
74 num_realloc = (BUFSIZ - (TIMED_MENU_DATA(menu)->buflen % BUFSIZ) <
78 tmpbuf = g_try_realloc(TIMED_MENU_DATA(menu)->buf,
79 TIMED_MENU_DATA(menu)->buflen + num_realloc);
82 g_warning("Unable to allocate memory for read()");
86 TIMED_MENU_DATA(menu)->buf = tmpbuf;
89 TIMED_MENU_DATA(menu)->buf + TIMED_MENU_DATA(menu)->buflen,
92 unsigned long count = 0;
99 (found = strchr(&TIMED_MENU_DATA(menu)->buf[count], '\n'))) {
100 TIMED_MENU_DATA(menu)->buf
101 [found - TIMED_MENU_DATA(menu)->buf] = '\0';
103 menu_entry_new_separator
104 (&TIMED_MENU_DATA(menu)->buf[count]));
105 count = found - TIMED_MENU_DATA(menu)->buf + 1;
109 TIMED_MENU_DATA(menu)->buf[TIMED_MENU_DATA(menu)->buflen] = '\0';
110 timed_menu_clean_up(menu);
111 } else if (num_read > 0) {
112 TIMED_MENU_DATA(menu)->buflen += num_read;
113 TIMED_MENU_DATA(menu)->buf[TIMED_MENU_DATA(menu)->buflen] = '\0';
114 } else { /* num_read < 1 */
115 g_warning("Error on read %s", strerror(errno));
116 timed_menu_clean_up(menu);
120 void timed_menu_timeout_handler(Menu *data)
124 if (!data->shown && TIMED_MENU_DATA(data)->fd == -1) {
125 switch (TIMED_MENU_DATA(data)->type) {
126 case (TIMED_MENU_PIPE):
128 /* if the menu is not shown, run a process and use its output
131 /* I hate you glib in all your hideous forms */
132 char *args[] = {"/bin/sh", "-c", TIMED_MENU_DATA(data)->command,
135 if (g_spawn_async_with_pipes(
139 G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD,
141 &TIMED_MENU_DATA(data)->pid,
147 event_fd_handler *h = g_new(event_fd_handler, 1);
148 TIMED_MENU_DATA(data)->fd = h->fd = child_stdout;
149 h->handler = timed_menu_read_pipe;
151 event_add_fd_handler(h);
153 g_warning("unable to spawn child");
162 void *plugin_create()
164 Timed_Menu_Data *d = g_new(Timed_Menu_Data, 1);
165 Menu *m = menu_new("", PLUGIN_NAME, NULL);
167 m->plugin = PLUGIN_NAME;
169 d->type = TIMED_MENU_PIPE;
170 d->timer = timer_start(60000000, &timed_menu_timeout_handler, m);
171 d->command = "find /media -name *.m3u";
177 m->plugin_data = (void *)d;
179 timed_menu_timeout_handler(m);
183 void plugin_destroy (void *m)
185 /* this will be freed by timer_* */
186 timer_stop( ((Timed_Menu_Data *)TIMED_MENU(m)->plugin_data)->timer);
188 g_free( TIMED_MENU(m)->plugin_data );