diff options
Diffstat (limited to 'mysys/safemalloc.c')
| -rw-r--r-- | mysys/safemalloc.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/mysys/safemalloc.c b/mysys/safemalloc.c index 7a2f448b2dc..6c8a080fbf3 100644 --- a/mysys/safemalloc.c +++ b/mysys/safemalloc.c @@ -430,6 +430,28 @@ void TERMINATE(FILE *file, uint flag) } +/* + Report where a piece of memory was allocated + + This is usefull to call from withing a debugger +*/ + +void sf_malloc_report_allocated(void *memory) +{ + struct st_irem *irem; + for (irem= sf_malloc_root ; irem ; irem=irem->next) + { + char *data= (((char*) irem) + ALIGN_SIZE(sizeof(struct st_irem)) + + sf_malloc_prehunc); + if (data <= (char*) memory && (char*) memory <= data + irem->datasize) + { + printf("%u bytes at 0x%lx, allocated at line %u in '%s'\n", + irem->datasize, (long) data, irem->linenum, irem->filename); + break; + } + } +} + /* Returns 0 if chunk is ok */ static int _checkchunk(register struct st_irem *irem, const char *filename, |