return errors from memory_set_name too

Author: thestinger

memory.c

@@ -94,8 +94,10 @@ bool memory_purge(void *ptr, size_t size) {
     return ret;
 }
 
-void memory_set_name(UNUSED void *ptr, UNUSED size_t size, UNUSED const char *name) {
+bool memory_set_name(UNUSED void *ptr, UNUSED size_t size, UNUSED const char *name) {
 #ifdef LABEL_MEMORY
-    prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, ptr, size, name);
+    return prctl(PR_SET_VMA, PR_SET_VMA_ANON_NAME, ptr, size, name);
+#else
+    return false;
 #endif
 }

memory.h

@@ -21,6 +21,6 @@ bool memory_remap(void *old, size_t old_size, size_t new_size);
 bool memory_remap_fixed(void *old, size_t old_size, void *new, size_t new_size);
 #endif
 bool memory_purge(void *ptr, size_t size);
-void memory_set_name(void *ptr, size_t size, const char *name);
+bool memory_set_name(void *ptr, size_t size, const char *name);
 
 #endif