Update.

	* malloc/memusage.c (me): Use access() to determine whether we
	should write the output file or not.

diff --git a/ChangeLog b/ChangeLog
index 5937863..0b16263 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2001-01-08  Ulrich Drepper  <drepper@redhat.com>
 
+       * malloc/memusage.c (me): Use access() to determine whether we
+       should write the output file or not.
+
        * libio/bits/stdio.h (printf): Define macro to map printf call to
        fprintf which gcc can optimize.
        * stdio-common/printf.c: Undefine printf.

diff --git a/malloc/memusage.c b/malloc/memusage.c
index 34e3347..7d1ee94 100644 (file)
--- a/malloc/memusage.c
+++ b/malloc/memusage.c
@@ -1,5 +1,5 @@
 /* Profile heap and stack memory usage of running program.
-   Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -200,7 +200,8 @@ me (void)
   if (!not_me && fd == -1)
     {
       const char *outname = getenv ("MEMUSAGE_OUTPUT");
-      if (outname != NULL)
+      if (outname != NULL && outname[0] != '\0'
+         && access (outname, R_OK | W_OK) == 0)
        {
          fd = creat (outname, 0666);