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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 /malloc/malloc.h | |
| parent | a5a33449fb4b947c681968834b380cbc374018bb (diff) | |
| download | glibc-854278dff83a754f1d24a17c1c1068e8ebfe6195.zip glibc-854278dff83a754f1d24a17c1c1068e8ebfe6195.tar.gz glibc-854278dff83a754f1d24a17c1c1068e8ebfe6195.tar.bz2 | |
* 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 'malloc/malloc.h')
| -rw-r--r-- | malloc/malloc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/malloc/malloc.h b/malloc/malloc.h index 0f99e83..1340aa1 100644 --- a/malloc/malloc.h +++ b/malloc/malloc.h @@ -122,6 +122,7 @@ extern struct mallinfo mallinfo __MALLOC_P ((void)); #define M_MMAP_THRESHOLD -3 #define M_MMAP_MAX -4 #define M_CHECK_ACTION -5 +#define M_PERTURB -6 /* General SVID/XPG interface to tunable parameters. */ extern int mallopt __MALLOC_P ((int __param, int __val)); |