void MC_take_snapshot(mc_snapshot_t snapshot)
{
unsigned int i = 0;
- char copy = 0;
s_map_region reg;
memory_map_t maps = get_memory_map();
- /* Save the std heap and the writtable mapped pages of libsimgrid */
- while(i < maps->mapsize
- && (maps->regions[i].pathname == NULL
- || memcmp(maps->regions[i].pathname, "/lib/ld", 7))){
- reg = maps->regions[i];
- if((reg.prot & PROT_WRITE)){
- if(reg.start_addr == std_heap){
- MC_snapshot_add_region(snapshot, reg.start_addr,
- (char*)reg.end_addr - (char*)reg.start_addr);
-
- }else if(copy || (reg.pathname != NULL
- && !memcmp(basename(maps->regions[i].pathname), "libsimgrid", 10))){
- MC_snapshot_add_region(snapshot, reg.start_addr,
- (char*)reg.end_addr - (char*)reg.start_addr);
- /* This will force the save of the regions in the next iterations,
- * but we assume that ld will be found mapped and break the loop
- * before saving a wrong region.(This is ugly I know). */
- copy = TRUE;
+ /* Save the std heap and the writable mapped pages of libsimgrid */
+ while (i < maps->mapsize) {
+ reg = maps->regions[i];
+ if ((reg.prot & PROT_WRITE)){
+ if (maps->regions[i].pathname == NULL){
+ if (reg.start_addr == std_heap){
+ MC_snapshot_add_region(snapshot, reg.start_addr, (char*)reg.end_addr - (char*)reg.start_addr);
+ }
+ } else {
+ if (!memcmp(basename(maps->regions[i].pathname), "libsimgrid", 10)){
+ MC_snapshot_add_region(snapshot, reg.start_addr, (char*)reg.end_addr - (char*)reg.start_addr);
}
}
- i++;
}
+ i++;
+ }
+
/* FIXME: free the memory map */
}