add a helper function to print all pools #ifdef MALLOC_STATS

from David CARLIER

1 files changed, 16 insertions, 1 deletions

diff --git a/src/lib/libc/stdlib/malloc.c b/src/lib/libc/stdlib/malloc.c
index c67607e8fe..688354f1e0 100644
--- a/src/lib/libc/stdlib/malloc.c
+++ b/src/lib/libc/stdlib/malloc.c
@@ -1,4 +1,4 @@
-/*      $OpenBSD: malloc.c,v 1.216 2017/03/24 16:15:31 otto Exp $       */
+/*      $OpenBSD: malloc.c,v 1.217 2017/03/24 16:23:05 otto Exp $       */
 /*
  * Copyright (c) 2008, 2010, 2011, 2016 Otto Moerbeek <otto@drijf.net>
  * Copyright (c) 2012 Matthew Dempsky <matthew@openbsd.org>
@@ -211,6 +211,8 @@ static void fill_canary(char *ptr, size_t sz, size_t allocated);
 #ifdef MALLOC_STATS
 void malloc_dump(int, int, struct dir_info *);
 PROTO_NORMAL(malloc_dump);
+void malloc_gdump(int);
+PROTO_NORMAL(malloc_gdump);
 static void malloc_exit(void);
 #define CALLER  __builtin_return_address(0)
 #else
@@ -2244,6 +2246,19 @@ malloc_dump(int fd, int poolno, struct dir_info *pool)
 }
 DEF_WEAK(malloc_dump);
 
+void
+malloc_gdump(int fd)
+{
+        int i;
+        int saved_errno = errno;
+
+        for (i = 0; i < _MALLOC_MUTEXES; i++)
+                malloc_dump(fd, i, mopts.malloc_pool[i]);
+
+        errno = saved_errno;
+}
+DEF_WEAK(malloc_gdump);
+
 static void
 malloc_exit(void)
 {