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| author |   Ulrich Drepper <drepper@redhat.com> | 2005-03-08 00:50:21 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2005-03-08 00:50:21 +0000 |
| commit | 854278dff83a754f1d24a17c1c1068e8ebfe6195 (patch) | |
| tree | 0b2c09f41fad4dfe99070c3df5caedf9718d72ae /test-skeleton.c | |
| parent | (ptmalloc_init): Recognize MALLOC_PERTURB_ and call mallopt appropriately. (diff) | |
| download | glibc-854278dff83a754f1d24a17c1c1068e8ebfe6195.tar.gz glibc-854278dff83a754f1d24a17c1c1068e8ebfe6195.tar.bz2 glibc-854278dff83a754f1d24a17c1c1068e8ebfe6195.zip | |
* malloc/arena.c (ptmalloc_init): Recognize MALLOC_PERTURB_ and call
mallopt appropriately.
* malloc/malloc.h: Define M_PERTURB.
* malloc/malloc.c (perturb_byte): New variable.
(alloc_perturb, free_perturb): New macros.
(_int_malloc): Before returning, overwrite the memory if this is
requested.
(_int_free): Overwrite freed memory if requested.
(mALLOPt): Handle M_PERTURB.
* test-skeleton.c: Add call to mallopt with M_PERTURB command.
Diffstat (limited to 'test-skeleton.c')
| -rw-r--r-- | test-skeleton.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/test-skeleton.c b/test-skeleton.c index 9d9a68b62c..dd5d8041dd 100644 --- a/test-skeleton.c +++ b/test-skeleton.c @@ -1,5 +1,5 @@ /* Skeleton for test programs. - Copyright (C) 1998,2000,2001,2002,2003,2004 Free Software Foundation, Inc. + Copyright (C) 1998,2000-2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. @@ -20,6 +20,7 @@ #include <errno.h> #include <getopt.h> +#include <malloc.h> #include <search.h> #include <signal.h> #include <stdio.h> @@ -196,6 +197,9 @@ main (int argc, char *argv[]) unsigned int timeoutfactor = 1; pid_t termpid; + /* Make uses of freed and uninitialized memory known. */ + mallopt (M_PERTURB, 42); + #ifdef STDOUT_UNBUFFERED setbuf (stdout, NULL); #endif |