From 6ef6490c3136141b346596d2aad81b9cb5d478e9 Mon Sep 17 00:00:00 2001
From: Alexey Yakovenko <wakeroid@gmail.com>
Date: Sat, 23 Jan 2010 12:11:49 +0100
Subject: more diagnostics for bsd

---
 plugins.c           |  7 +++++++
 threading_pthread.c | 16 ++++++++++------
 2 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/plugins.c b/plugins.c
index 67323d35..d7a0dd45 100644
--- a/plugins.c
+++ b/plugins.c
@@ -43,6 +43,9 @@
 #include "junklib.h"
 #include "vfs.h"
 
+#define trace(...) { fprintf(stderr, __VA_ARGS__); }
+//#define trace(fmt,...)
+
 #ifndef PATH_MAX
 #define PATH_MAX    1024    /* max # of characters in a path name */
 #endif
@@ -333,6 +336,9 @@ plug_quit (void) {
 /////// non-api functions (plugin support)
 void
 plug_event_call (DB_event_t *ev) {
+    if (!mutex) {
+        trace ("plug: event passed before plugin initialization\n");
+    }
     ev->time = time (NULL);
 //    printf ("plug_event_call enter %d\n", ev->event);
     mutex_lock (mutex);
@@ -450,6 +456,7 @@ plug_load_all (void) {
     fprintf (stderr, "\033[0;31mDISABLE_VERSIONCHECK=1! do not distribute!\033[0;m\n");
 #endif
     const char *conf_blacklist_plugins = conf_get_str ("blacklist_plugins", "");
+    trace ("plug: mutex_create\n");
     mutex = mutex_create ();
     const char *dirname = LIBDIR "/deadbeef";
     struct dirent **namelist = NULL;
diff --git a/threading_pthread.c b/threading_pthread.c
index 83341770..29362c9d 100644
--- a/threading_pthread.c
+++ b/threading_pthread.c
@@ -58,7 +58,7 @@ uintptr_t
 mutex_create (void) {
     pthread_mutex_t *mtx = malloc (sizeof (pthread_mutex_t));
     if (pthread_mutex_init (mtx, NULL)) {
-        printf ("pthread_mutex_init failed!\n");
+        fprintf (stderr, "pthread_mutex_init failed!\n");
     }
     return (uintptr_t)mtx;
 }
@@ -75,17 +75,21 @@ mutex_free (uintptr_t _mtx) {
 int
 mutex_lock (uintptr_t _mtx) {
     pthread_mutex_t *mtx = (pthread_mutex_t *)_mtx;
-    if (pthread_mutex_lock (mtx)) {
-        printf ("pthread_mutex_lock failed\n");
+    int err = pthread_mutex_lock (mtx);
+    if (err < 0) {
+        fprintf (stderr, "pthread_mutex_lock failed (error %d)\n", err);
     }
+    return err;
 }
 
 int
 mutex_unlock (uintptr_t _mtx) {
     pthread_mutex_t *mtx = (pthread_mutex_t *)_mtx;
-    if (pthread_mutex_unlock (mtx)) {
-        printf ("pthread_mutex_unlock failed\n");
-    };
+    int err = pthread_mutex_unlock (mtx);
+    if (err < 0) {
+        printf ("pthread_mutex_unlock failed (error %d)\n", err);
+    }
+    return err;
 }
 
 uintptr_t
-- 
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