diff options
Diffstat (limited to 'malloc')
| -rw-r--r-- | malloc/memusage.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/malloc/memusage.c b/malloc/memusage.c index 34e33475e3..7d1ee94b56 100644 --- 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); |