diff options
Diffstat (limited to 'libdw/libdw_alloc.c')
| -rw-r--r-- | libdw/libdw_alloc.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/libdw/libdw_alloc.c b/libdw/libdw_alloc.c index 0eb02c34..e0281a3d 100644 --- a/libdw/libdw_alloc.c +++ b/libdw/libdw_alloc.c @@ -97,6 +97,18 @@ __libdw_alloc_tail (Dwarf *dbg) return result; } +/* Can only be called after a allocation for this thread has already + been done, to possibly undo it. */ +struct libdw_memblock * +__libdw_thread_tail (Dwarf *dbg) +{ + struct libdw_memblock *result; + pthread_rwlock_rdlock (&dbg->mem_rwl); + result = dbg->mem_tails[thread_id]; + pthread_rwlock_unlock (&dbg->mem_rwl); + return result; +} + void * __libdw_allocate (Dwarf *dbg, size_t minsize, size_t align) { |