/*
* This file is part of DisOrder.
- * Copyright (C) 2006 Richard Kettlewell
+ * Copyright (C) 2006, 2007 Richard Kettlewell
*
* 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
#include <getopt.h>
#include <locale.h>
+#include <pcre.h>
/* Apologies for the numerous de-consting casts, but GLib et al do not seem to
* have heard of const. */
#include "style.h" /* generated style */
-/* Functions --------------------------------------------------------------- */
-
-static void log_connected(void *v);
-static void log_completed(void *v, const char *track);
-static void log_failed(void *v, const char *track, const char *status);
-static void log_moved(void *v, const char *user);
-static void log_playing(void *v, const char *track, const char *user);
-static void log_queue(void *v, struct queue_entry *q);
-static void log_recent_added(void *v, struct queue_entry *q);
-static void log_recent_removed(void *v, const char *id);
-static void log_removed(void *v, const char *id, const char *user);
-static void log_scratched(void *v, const char *track, const char *user);
-static void log_state(void *v, unsigned long state);
-static void log_volume(void *v, int l, int r);
-
/* Variables --------------------------------------------------------------- */
GMainLoop *mainloop; /* event loop */
double goesupto = 10; /* volume upper bound */
int choosealpha; /* break up choose by letter */
-static const GMemVTable glib_memvtable = {
- xmalloc,
- xrealloc,
- xfree,
- 0, /* calloc */
- 0, /* try_malloc */
- 0 /* try_realloc */
-};
-
-static const disorder_eclient_log_callbacks gdisorder_log_callbacks = {
- log_connected,
- log_completed,
- log_failed,
- log_moved,
- log_playing,
- log_queue,
- log_recent_added,
- log_recent_removed,
- log_removed,
- log_scratched,
- log_state,
- log_volume
-};
+/** @brief True if a NOP is in flight */
+static int nop_in_flight;
/* Window creation --------------------------------------------------------- */
gtk_widget_set_name(toplevel, "disobedience");
}
-/* State monitoring -------------------------------------------------------- */
-
-static void all_update(void) {
- playing_update();
- queue_update();
- recent_update();
- control_update();
-}
-
-static void log_connected(void attribute((unused)) *v) {
- struct callbackdata *cbd;
+#if MDEBUG
+static int widget_count, container_count;
- /* Don't know what we might have missed while disconnected so update
- * everything. We get this at startup too and this is how we do the initial
- * state fetch. */
- all_update();
- /* Re-get the volume */
- cbd = xmalloc(sizeof *cbd);
- cbd->onerror = 0;
- disorder_eclient_volume(client, log_volume, -1, -1, cbd);
-}
-
-static void log_completed(void attribute((unused)) *v,
- const char attribute((unused)) *track) {
- playing = 0;
- playing_update();
- control_update();
-}
-
-static void log_failed(void attribute((unused)) *v,
- const char attribute((unused)) *track,
- const char attribute((unused)) *status) {
- playing = 0;
- playing_update();
- control_update();
+static void count_callback(GtkWidget *w,
+ gpointer attribute((unused)) data) {
+ ++widget_count;
+ if(GTK_IS_CONTAINER(w)) {
+ ++container_count;
+ gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
+ }
}
-static void log_moved(void attribute((unused)) *v,
- const char attribute((unused)) *user) {
- queue_update();
+static void count_widgets(void) {
+ widget_count = 0;
+ container_count = 1;
+ if(toplevel)
+ gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
+ fprintf(stderr, "widget count: %8d container count: %8d\n",
+ widget_count, container_count);
}
-
-static void log_playing(void attribute((unused)) *v,
- const char attribute((unused)) *track,
- const char attribute((unused)) *user) {
- playing = 1;
- playing_update();
- control_update();
- /* we get a log_removed() anyway so we don't need to update_queue() from
- * here */
+#endif
+
+#if MTRACK
+const char *mtag = "init";
+static hash *mtrack_hash;
+
+static int *mthfind(const char *tag) {
+ static const int zero = 0;
+ int *cp = hash_find(mtrack_hash, tag);
+ if(!cp) {
+ hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
+ cp = hash_find(mtrack_hash, tag);
+ }
+ return cp;
}
-static void log_queue(void attribute((unused)) *v,
- struct queue_entry attribute((unused)) *q) {
- queue_update();
-}
+static void *trap_malloc(size_t n) {
+ void *ptr = malloc(n + sizeof(char *));
-static void log_recent_added(void attribute((unused)) *v,
- struct queue_entry attribute((unused)) *q) {
- recent_update();
+ *(const char **)ptr = mtag;
+ ++*mthfind(mtag);
+ return (char *)ptr + sizeof(char *);
}
-static void log_recent_removed(void attribute((unused)) *v,
- const char attribute((unused)) *id) {
- /* nothing - log_recent_added() will trigger the relevant update */
+static void trap_free(void *ptr) {
+ const char *tag;
+ if(!ptr)
+ return;
+ ptr = (char *)ptr - sizeof(char *);
+ tag = *(const char **)ptr;
+ --*mthfind(tag);
+ free(ptr);
}
-static void log_removed(void attribute((unused)) *v,
- const char attribute((unused)) *id,
- const char attribute((unused)) *user) {
- queue_update();
+static void *trap_realloc(void *ptr, size_t n) {
+ if(!ptr)
+ return trap_malloc(n);
+ if(!n) {
+ trap_free(ptr);
+ return 0;
+ }
+ ptr = (char *)ptr - sizeof(char *);
+ ptr = realloc(ptr, n + sizeof(char *));
+ *(const char **)ptr = mtag;
+ return (char *)ptr + sizeof(char *);
}
-static void log_scratched(void attribute((unused)) *v,
- const char attribute((unused)) *track,
- const char attribute((unused)) *user) {
- playing = 0;
- playing_update();
- control_update();
+static int report_tags_callback(const char *key, void *value,
+ void attribute((unused)) *u) {
+ fprintf(stderr, "%16s: %d\n", key, *(int *)value);
+ return 0;
}
-static void log_state(void attribute((unused)) *v,
- unsigned long state) {
- last_state = state;
- control_update();
- /* If the track is paused or resume then the currently playing track is
- * refetched so that we can continue to correctly calculate the played so-far
- * field */
- playing_update();
+static void report_tags(void) {
+ hash_foreach(mtrack_hash, report_tags_callback, 0);
+ fprintf(stderr, "\n");
}
-static void log_volume(void attribute((unused)) *v,
- int l, int r) {
- if(volume_l != l || volume_r != r) {
- volume_l = l;
- volume_r = r;
- control_update();
- }
-}
+static const GMemVTable glib_memvtable = {
+ trap_malloc,
+ trap_realloc,
+ trap_free,
+ 0,
+ 0,
+ 0
+};
+#endif
/* Called once every 10 minutes */
static gboolean periodic(gpointer attribute((unused)) data) {
/* Update everything to be sure that the connection to the server hasn't
* mysteriously gone stale on us. */
all_update();
+#if MDEBUG
+ count_widgets();
+ fprintf(stderr, "cache size: %zu\n", cache_count());
+#endif
+#if MTRACK
+ report_tags();
+#endif
return TRUE; /* don't remove me */
}
return TRUE;
}
+/** @brief Called when a NOP completes */
+static void nop_completed(void attribute((unused)) *v) {
+ nop_in_flight = 0;
+}
+
+/** @brief Called from time to time to arrange for a NOP to be sent
+ *
+ * At most one NOP remains in flight at any moment. If the client is not
+ * currently connected then no NOP is sent.
+ */
+static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
+ if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
+ nop_in_flight = 1;
+ disorder_eclient_nop(client, nop_completed, 0);
+ }
+ return TRUE; /* keep call me please */
+}
+
/* main -------------------------------------------------------------------- */
static const struct option options[] = {
int n;
disorder_eclient *logclient;
- mem_init(1);
- if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
- /* Causes GTK+ to 0-fill lots of things, which helps the garbage collector. */
- g_mem_gc_friendly = 1;
- /* Causes GTK+ to always use g_malloc() instead of private allocator that
- * libgc doesn't know about */
- g_slice_set_config(G_SLICE_CONFIG_ALWAYS_MALLOC, 1);
- /* GLib sucks - not const-correct */
+ mem_init();
+ /* garbage-collect PCRE's memory */
+ pcre_malloc = xmalloc;
+ pcre_free = xfree;
+#if MTRACK
+ mtrack_hash = hash_new(sizeof (int));
g_mem_set_vtable((GMemVTable *)&glib_memvtable);
+#endif
+ if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
gtk_init(&argc, &argv);
gtk_rc_parse_string(style);
while((n = getopt_long(argc, argv, "hVc:dtH", options, 0)) >= 0) {
default: fatal(0, "invalid option");
}
}
+ signal(SIGPIPE, SIG_IGN);
/* create the event loop */
D(("create main loop"));
mainloop = g_main_loop_new(0, 0);
if(config_read()) fatal(0, "cannot read configuration");
/* create the clients */
- client = gtkclient();
- logclient = gtkclient();
- disorder_eclient_log(logclient, &gdisorder_log_callbacks, 0);
+ if(!(client = gtkclient())
+ || !(logclient = gtkclient()))
+ return 1; /* already reported an error */
/* periodic operations (e.g. expiring the cache) */
+#if MDEBUG || MTRACK
+ g_timeout_add(5000/*milliseconds*/, periodic, 0);
+#else
g_timeout_add(600000/*milliseconds*/, periodic, 0);
+#endif
/* The point of this is to try and get a handle on mysterious
* unresponsiveness. It's not very useful in production use. */
if(0)
/* reset styles now everything has its name */
gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
gtk_widget_show_all(toplevel);
+ /* issue a NOP every so often */
+ g_timeout_add_full(G_PRIORITY_LOW,
+ 1000/*interval, ms*/,
+ maybe_send_nop,
+ 0/*data*/,
+ 0/*notify*/);
+ /* Start monitoring the log */
+ disorder_eclient_log(logclient, &log_callbacks, 0);
D(("enter main loop"));
+ MTAG("misc");
g_main_loop_run(mainloop);
return 0;
}