model-checker : remove unused function

[simgrid.git] / src / xbt / mmalloc / mm_diff.c

diff --git a/src/xbt/mmalloc/mm_diff.c b/src/xbt/mmalloc/mm_diff.c
index 8ca37d0..fe69f23 100644 (file)
--- a/src/xbt/mmalloc/mm_diff.c
+++ b/src/xbt/mmalloc/mm_diff.c
@@ -14,65 +14,24 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mm_diff, xbt,
 
 extern char *xbt_binary_name;
 
-void mmalloc_backtrace_display(xbt_mheap_t mdp, void *ptr){
-  size_t block = BLOCK(ptr);
-  int type;
-  xbt_ex_t e;
-
-  if ((char *) ptr < (char *) mdp->heapbase || block > mdp->heapsize) {
-    fprintf(stderr,"Ouch, this pointer is not mine. I cannot display its backtrace. I refuse it to death!!\n");
-    abort();
-  }
-
-  type = mdp->heapinfo[block].type;
-
-  if (type != 0) {
-    //fprintf(stderr,"Only full blocks are backtraced for now. Ignoring your request.\n");
-    return;
-  }
-  if (mdp->heapinfo[block].busy_block.bt_size == 0) {
-    fprintf(stderr,"No backtrace available for that block, sorry.\n");
-    return;
-  }
-
-  memcpy(&e.bt,&(mdp->heapinfo[block].busy_block.bt),sizeof(void*)*XBT_BACKTRACE_SIZE);
-  e.used = mdp->heapinfo[block].busy_block.bt_size;
-
-  xbt_ex_setup_backtrace(&e);
-  if (e.used == 0) {
-    fprintf(stderr, "(backtrace not set)\n");
-  } else if (e.bt_strings == NULL) {
-    fprintf(stderr, "(backtrace not ready to be computed. %s)\n",xbt_binary_name?"Dunno why":"xbt_binary_name not setup yet");
-  } else {
-    int i;
-
-    fprintf(stderr, "Backtrace of where the block %p was malloced (%d frames):\n",ptr,e.used);
-    for (i = 0; i < e.used; i++)       /* no need to display "xbt_backtrace_display" */{
-      fprintf(stderr,"%d",i);fflush(NULL);
-      fprintf(stderr, "---> %s\n", e.bt_strings[i] + 4);
-    }
-  }
-}
-
-
-void mmalloc_backtrace_block_display(xbt_mheap_t mdp, size_t block){
+void mmalloc_backtrace_block_display(xbt_mheap_t heap, size_t block){
 
   int type;
   xbt_ex_t e;
 
-  type = mdp->heapinfo[block].type;
+  type = heap->heapinfo[block].type;
 
   if (type != 0) {
     fprintf(stderr,"Only full blocks are backtraced for now. Ignoring your request.\n");
     return;
   }
-  if (mdp->heapinfo[block].busy_block.bt_size == 0) {
+  if (heap->heapinfo[block].busy_block.bt_size == 0) {
     fprintf(stderr,"No backtrace available for that block, sorry.\n");
     return;
   }
 
-  memcpy(&e.bt,&(mdp->heapinfo[block].busy_block.bt),sizeof(void*)*XBT_BACKTRACE_SIZE);
-  e.used = mdp->heapinfo[block].busy_block.bt_size;
+  memcpy(&e.bt,&(heap->heapinfo[block].busy_block.bt),sizeof(void*)*XBT_BACKTRACE_SIZE);
+  e.used = heap->heapinfo[block].busy_block.bt_size;
 
   xbt_ex_setup_backtrace(&e);
   if (e.used == 0) {
@@ -141,20 +100,20 @@ int mmalloc_compare_mdesc(struct mdesc *mdp1, struct mdesc *mdp2){
   void *heapbase2 = (char *)mdp2 + BLOCKSIZE;
 
   size_t i, j;
-  void *addr_block1, *addr_block2, *addr_frag1, *addr_frag2;
+  void *addr_block1 = NULL, *addr_block2 = NULL, *addr_frag1 = NULL, *addr_frag2 = NULL;
   size_t frag_size;
 
   i = 1;
 
-  int k;
+  int k = 0;
   int distance = 0;
   int total_distance = 0;
 
   int pointer_align;
-  void *address_pointed1, *address_pointed2;
+  void *address_pointed1 = NULL, *address_pointed2 = NULL;
 
   int block_pointed1, block_pointed2, frag_pointed1, frag_pointed2;
-  void *addr_block_pointed1, *addr_block_pointed2, *addr_frag_pointed1, *addr_frag_pointed2;
+  void *addr_block_pointed1 = NULL, *addr_block_pointed2 = NULL, *addr_frag_pointed1 = NULL, *addr_frag_pointed2 = NULL;
 
   /* Check busy blocks*/
 
@@ -606,9 +565,3 @@ int mmalloc_compare_mdesc(struct mdesc *mdp1, struct mdesc *mdp2){
 
 
 
-void mmalloc_display_info_heap(xbt_mheap_t h){
-
-}
-
-
-