+ xbt_assert(fp,
+ "Cannot open /proc/self/maps to investigate the memory map of the process. Please report this bug.");
+
+ setbuf(fp, NULL);
+
+ while((read = xbt_getline(&line, &n, fp)) != -1){
+
+ /* Wipeout the new line character */
+ line[read - 1] = '\0';
+
+ /* Tokenize the line using spaces as delimiters and store each token */
+ lfields[0] = strtok(line, " ");
+
+ for (i = 1; i < 6 && lfields[i - 1] != NULL; i++) {
+ lfields[i] = strtok(NULL, " ");
+ }
+
+ /* First get the permissions flags, need write permission */
+ if(lfields[1][1] == 'w'){
+
+ /* Get the start address of the map */
+ tok = strtok(lfields[0], "-");
+ start_addr = (void *)strtoul(tok, NULL, 16);
+
+ if(start_addr == std_heap){ /* Std_heap ? */
+ tok = strtok(NULL, "-");
+ end_addr = (void *)strtoul(tok, NULL, 16);
+ MC_snapshot_add_region(snapshot, 0, start_addr, (char*)end_addr - (char*)start_addr);
+ snapshot->heap_bytes_used = mmalloc_get_bytes_used(std_heap);
+ }else{ /* map name == libsimgrid || binary_name ? */
+ if(lfields[5] != NULL){
+ if(!memcmp(basename(lfields[5]), "libsimgrid", 10)){
+ tok = strtok(NULL, "-");
+ end_addr = (void *)strtoul(tok, NULL, 16);
+ size = (char*)end_addr - (char*)start_addr;
+ /* BSS and data segments may be separated according to the OS */
+ if((read = xbt_getline(&line, &n, fp)) != -1){
+ line[read - 1] = '\0';
+ lfields[0] = strtok(line, " ");
+ for (i = 1; i < 6 && lfields[i - 1] != NULL; i++) {
+ lfields[i] = strtok(NULL, " ");
+ }
+ if(lfields[1][1] == 'w' && lfields[5] == NULL){
+ tok = strtok(lfields[0], "-");
+ start_addr1 = (void *)strtoul(tok, NULL, 16);
+ tok = strtok(NULL, "-");
+ size += (char *)(void *)strtoul(tok, NULL, 16) - (char*)start_addr1;
+ }
+ }
+ MC_snapshot_add_region(snapshot, 1, start_addr, size);
+ }else if(!memcmp(basename(lfields[5]), basename(xbt_binary_name), strlen(basename(xbt_binary_name)))){
+ tok = strtok(NULL, "-");
+ end_addr = (void *)strtoul(tok, NULL, 16);
+ size = (char*)end_addr - (char*)start_addr;
+ /* BSS and data segments may be separated according to the OS */
+ if((read = xbt_getline(&line, &n, fp)) != -1){
+ line[read - 1] = '\0';
+ lfields[0] = strtok(line, " ");
+ for (i = 1; i < 6 && lfields[i - 1] != NULL; i++) {
+ lfields[i] = strtok(NULL, " ");
+ }
+ tok = strtok(lfields[0], "-");
+ start_addr1 = (void *)strtoul(tok, NULL, 16);
+ if(lfields[1][1] == 'w' && lfields[5] == NULL){
+ if(start_addr1 == std_heap){ /* Std_heap ? */
+ tok = strtok(NULL, "-");
+ end_addr = (void *)strtoul(tok, NULL, 16);
+ MC_snapshot_add_region(snapshot, 0, start_addr1, (char*)end_addr - (char*)start_addr1);
+ snapshot->heap_bytes_used = mmalloc_get_bytes_used(std_heap);
+ }else if(start_addr1 != raw_heap){
+ tok = strtok(NULL, "-");
+ size += (char *)(void *)strtoul(tok, NULL, 16) - (char *)start_addr1;
+ }
+ }
+ }
+ MC_snapshot_add_region(snapshot, 2, start_addr, size);
+ }else if (!memcmp(lfields[5], "[stack]", 7)){
+ maestro_stack_start = start_addr;
+ tok = strtok(NULL, "-");
+ maestro_stack_end = (void *)strtoul(tok, NULL, 16);
+ }
+ }
+ }
+ }
+
+ }
+
+ free(line);
+ fclose(fp);
+
+}
+
+void MC_init_memory_map_info(){
+