[!SYSTEM_MALLOC && !SYNC_INPUT] (uninterrupt_malloc)

[HAVE_GTK_AND_PTHREAD && !DOUG_LEA_MALLOC]: Don't use recursive mutex.

2 files changed, 11 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 0dabe60be18..56676ea95d6 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2008-04-12  YAMAMOTO Mitsuharu  <mituharu@math.s.chiba-u.ac.jp>
+
+        * alloc.c [!SYSTEM_MALLOC && !SYNC_INPUT] (uninterrupt_malloc)
+        [HAVE_GTK_AND_PTHREAD && !DOUG_LEA_MALLOC]: Don't use recursive mutex.
+
 2008-04-11  Katsumi Yamaoka  <yamaoka@jpl.org>
 
         * puresize.h (BASE_PURESIZE): Increase to 1140000.
diff --git a/src/alloc.c b/src/alloc.c
index 153c54e0264..46887bb332c 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -1356,6 +1356,7 @@ void
 uninterrupt_malloc ()
 {
 #ifdef HAVE_GTK_AND_PTHREAD
+#ifdef DOUG_LEA_MALLOC
   pthread_mutexattr_t attr;
 
   /*  GLIBC has a faster way to do this, but lets keep it portable.
@@ -1363,6 +1364,11 @@ uninterrupt_malloc ()
   pthread_mutexattr_init (&attr);
   pthread_mutexattr_settype (&attr, PTHREAD_MUTEX_RECURSIVE);
   pthread_mutex_init (&alloc_mutex, &attr);
+#else  /* !DOUG_LEA_MALLOC */
+  /* Some systems such as Solaris 2.6 doesn't have a recursive mutex,
+     and the bundled gmalloc.c doesn't require it.  */
+  pthread_mutex_init (&alloc_mutex, NULL);
+#endif /* !DOUG_LEA_MALLOC */
 #endif /* HAVE_GTK_AND_PTHREAD */
 
   if (__free_hook != emacs_blocked_free)