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path: root/meta/recipes-extended/pigz/pigz/debug.patch
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Index: pigz-2.4/pigz.c
===================================================================
--- pigz-2.4.orig/pigz.c
+++ pigz-2.4/pigz.c
@@ -4293,8 +4293,8 @@ local int option(char *arg) {
 
 #ifndef NOTHREAD
 // handle error received from yarn function
-local void cut_yarn(int err) {
-    throw(err, err == ENOMEM ? "not enough memory" : "internal threads error");
+local void cut_yarn(int err, int loc) {
+    throw(err, err == ENOMEM ? "not enough memory (%d, %d)" : "internal threads error (%d, %d)", err, loc);
 }
 #endif
 
Index: pigz-2.4/yarn.c
===================================================================
--- pigz-2.4.orig/yarn.c
+++ pigz-2.4/yarn.c
@@ -50,14 +50,14 @@
 
 /* error handling external globals, resettable by application */
 char *yarn_prefix = "yarn";
-void (*yarn_abort)(int) = NULL;
+void (*yarn_abort)(int, int) = NULL;
 
 
 /* immediately exit -- use for errors that shouldn't ever happen */
-local void fail(int err)
+local void fail(int err, int loc)
 {
     if (yarn_abort != NULL)
-        yarn_abort(err);
+        yarn_abort(err, loc);
     fprintf(stderr, "%s: %s (%d) -- aborting\n", yarn_prefix,
             err == ENOMEM ? "out of memory" : "internal pthread error", err);
     exit(err == ENOMEM || err == EAGAIN ? err : EINVAL);
@@ -83,7 +83,7 @@ local void *my_malloc(size_t size)
     void *block;
 
     if ((block = my_malloc_f(size)) == NULL)
-        fail(ENOMEM);
+        fail(ENOMEM, 1);
     return block;
 }
 
@@ -103,7 +103,7 @@ lock *new_lock(long initial)
     bolt = my_malloc(sizeof(struct lock_s));
     if ((ret = pthread_mutex_init(&(bolt->mutex), NULL)) ||
         (ret = pthread_cond_init(&(bolt->cond), NULL)))
-        fail(ret);
+        fail(ret, 2);
     bolt->value = initial;
     return bolt;
 }
@@ -113,7 +113,7 @@ void possess(lock *bolt)
     int ret;
 
     if ((ret = pthread_mutex_lock(&(bolt->mutex))) != 0)
-        fail(ret);
+        fail(ret, 3);
 }
 
 void release(lock *bolt)
@@ -121,7 +121,7 @@ void release(lock *bolt)
     int ret;
 
     if ((ret = pthread_mutex_unlock(&(bolt->mutex))) != 0)
-        fail(ret);
+        fail(ret, 4);
 }
 
 void twist(lock *bolt, enum twist_op op, long val)
@@ -134,7 +134,7 @@ void twist(lock *bolt, enum twist_op op,
         bolt->value += val;
     if ((ret = pthread_cond_broadcast(&(bolt->cond))) ||
         (ret = pthread_mutex_unlock(&(bolt->mutex))))
-        fail(ret);
+        fail(ret, 5);
 }
 
 #define until(a) while(!(a))
@@ -147,22 +147,22 @@ void wait_for(lock *bolt, enum wait_op o
     case TO_BE:
         until (bolt->value == val)
             if ((ret = pthread_cond_wait(&(bolt->cond), &(bolt->mutex))) != 0)
-                fail(ret);
+                fail(ret, 6);
         break;
     case NOT_TO_BE:
         until (bolt->value != val)
             if ((ret = pthread_cond_wait(&(bolt->cond), &(bolt->mutex))) != 0)
-                fail(ret);
+                fail(ret, 7);
         break;
     case TO_BE_MORE_THAN:
         until (bolt->value > val)
             if ((ret = pthread_cond_wait(&(bolt->cond), &(bolt->mutex))) != 0)
-                fail(ret);
+                fail(ret, 8);
         break;
     case TO_BE_LESS_THAN:
         until (bolt->value < val)
             if ((ret = pthread_cond_wait(&(bolt->cond), &(bolt->mutex))) != 0)
-                fail(ret);
+                fail(ret, 9);
     }
 }
 
@@ -179,7 +179,7 @@ void free_lock(lock *bolt)
         return;
     if ((ret = pthread_cond_destroy(&(bolt->cond))) ||
         (ret = pthread_mutex_destroy(&(bolt->mutex))))
-        fail(ret);
+        fail(ret, 10);
     my_free(bolt);
 }
 
@@ -224,7 +224,7 @@ local void reenter(void *dummy)
         prior = &(match->next);
     }
     if (match == NULL)
-        fail(EINVAL);
+        fail(EINVAL, 11);
 
     /* mark this thread as done and move it to the head of the list */
     match->done = 1;
@@ -287,7 +287,7 @@ thread *launch(void (*probe)(void *), vo
         (ret = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE)) ||
         (ret = pthread_create(&(th->id), &attr, ignition, capsule)) ||
         (ret = pthread_attr_destroy(&attr)))
-        fail(ret);
+        fail(ret, 12);
 
     /* put the thread in the threads list for join_all() */
     th->done = 0;
@@ -304,7 +304,7 @@ void join(thread *ally)
 
     /* wait for thread to exit and return its resources */
     if ((ret = pthread_join(ally->id, NULL)) != 0)
-        fail(ret);
+        fail(ret, 13);
 
     /* find the thread in the threads list */
     possess(&(threads_lock));
@@ -315,7 +315,7 @@ void join(thread *ally)
         prior = &(match->next);
     }
     if (match == NULL)
-        fail(EINVAL);
+        fail(EINVAL, 14);
 
     /* remove thread from list and update exited count, free thread */
     if (match->done)
@@ -351,12 +351,12 @@ int join_all(void)
             prior = &(match->next);
         }
         if (match == NULL)
-            fail(EINVAL);
+            fail(EINVAL, 15);
 
         /* join the thread (will be almost immediate), remove from the threads
            list, update the reenter count, and free the thread */
         if ((ret = pthread_join(match->id, NULL)) != 0)
-            fail(ret);
+            fail(ret, 16);
         threads_lock.value--;
         *prior = match->next;
         my_free(match);
@@ -375,6 +375,6 @@ void destruct(thread *off_course)
     int ret;
 
     if ((ret = pthread_cancel(off_course->id)) != 0)
-        fail(ret);
+        fail(ret, 17);
     join(off_course);
 }
Index: pigz-2.4/yarn.h
===================================================================
--- pigz-2.4.orig/yarn.h
+++ pigz-2.4/yarn.h
@@ -110,7 +110,7 @@
  */
 
 extern char *yarn_prefix;
-extern void (*yarn_abort)(int);
+extern void (*yarn_abort)(int, int);
 
 void yarn_mem(void *(*)(size_t), void (*)(void *));