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Diffstat (limited to 'gmon/bb_exit_func.c')
-rw-r--r--gmon/bb_exit_func.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/gmon/bb_exit_func.c b/gmon/bb_exit_func.c
index 90a6701989..ce61c75d6e 100644
--- a/gmon/bb_exit_func.c
+++ b/gmon/bb_exit_func.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by David Mosberger (davidm@cs.arizona.edu).
@@ -25,6 +25,7 @@
#include <sys/types.h>
#include <stdio.h>
+#include <stdio_ext.h>
#include <string.h>
#define OUT_NAME "gmon.out"
@@ -43,6 +44,9 @@ __bb_exit_func (void)
perror (OUT_NAME);
return;
}
+ /* No threads use this stream. */
+ __fsetlocking (fp, FSETLOCKING_BYCALLER);
+
memcpy (&ghdr.cookie[0], GMON_MAGIC, 4);
memcpy (&ghdr.version, &version, sizeof (version));
fwrite_unlocked (&ghdr, sizeof (ghdr), 1, fp);