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-rw-r--r--sysdeps/nptl/libc-lockP.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/sysdeps/nptl/libc-lockP.h b/sysdeps/nptl/libc-lockP.h
index 0f74d78..4a0b96e 100644
--- a/sysdeps/nptl/libc-lockP.h
+++ b/sysdeps/nptl/libc-lockP.h
@@ -271,6 +271,9 @@ extern void _pthread_cleanup_pop_restore (struct _pthread_cleanup_buffer *buffer
} else if (DOIT) \
_buffer.__routine (_buffer.__arg)
+/* __libc_cleanup_push and __libc_cleanup_pop depend on exception
+ handling and stack unwinding. */
+#ifdef __EXCEPTIONS
/* Normal cleanup handling, based on C cleanup attribute. */
__extern_inline void
@@ -280,17 +283,17 @@ __libc_cleanup_routine (struct __pthread_cleanup_frame *f)
f->__cancel_routine (f->__cancel_arg);
}
-#define __libc_cleanup_push(fct, arg) \
+# define __libc_cleanup_push(fct, arg) \
do { \
struct __pthread_cleanup_frame __clframe \
__attribute__ ((__cleanup__ (__libc_cleanup_routine))) \
= { .__cancel_routine = (fct), .__cancel_arg = (arg), \
.__do_it = 1 };
-#define __libc_cleanup_pop(execute) \
+# define __libc_cleanup_pop(execute) \
__clframe.__do_it = (execute); \
} while (0)
-
+#endif /* __EXCEPTIONS */
/* Create thread-specific key. */
#define __libc_key_create(KEY, DESTRUCTOR) \