# define fopen_for_input fopen
#endif
-#define DPRINTF(F, A, ...) if (debug_flag) fprintf(stderr, " [unwind(" A ")] " F "\n", __VA_ARGS__)
+#define DPRINTF(F, A, ...) if (debug_flag) error_msg("[unwind(" A ")] " F, __VA_ARGS__)
/*
* Кeep a sorted array of cache entries,
void
unwind_tcb_init(struct tcb *tcp)
{
+ if (tcp->libunwind_ui)
+ return;
+
tcp->libunwind_ui = _UPT_create(tcp->pid);
if (!tcp->libunwind_ui)
die_out_of_memory();
- tcp->queue = malloc(sizeof(*tcp->queue));
- if (!tcp->queue)
- die_out_of_memory();
+ tcp->queue = xmalloc(sizeof(*tcp->queue));
tcp->queue->head = NULL;
tcp->queue->tail = NULL;
}
return;
}
- cache_head = calloc(cur_array_size, sizeof(*cache_head));
- if (!cache_head)
- die_out_of_memory();
+ cache_head = xcalloc(cur_array_size, sizeof(*cache_head));
while (fgets(buffer, sizeof(buffer), fp) != NULL) {
struct mmap_cache_t *entry;
if (tcp->mmap_cache_size >= cur_array_size) {
cur_array_size *= 2;
- cache_head = realloc(cache_head,
- cur_array_size * sizeof(*cache_head));
- if (!cache_head)
- die_out_of_memory();
+ cache_head = xreallocarray(cache_head, cur_array_size,
+ sizeof(*cache_head));
}
entry = &cache_head[tcp->mmap_cache_size];
entry->start_addr = start_addr;
entry->end_addr = end_addr;
entry->mmap_offset = mmap_offset;
- entry->binary_filename = strdup(binary_path);
- if (!entry->binary_filename)
- die_out_of_memory();
+ entry->binary_filename = xstrdup(binary_path);
tcp->mmap_cache_size++;
}
fclose(fp);
*offset = 0;
break;
}
+ *name = xreallocarray(*name, 2, *size);
*size *= 2;
- *name = realloc(*name, *size);
- if (!*name)
- die_out_of_memory();
}
}
if (tcp->mmap_cache_size == 0)
error_msg_and_die("bug: mmap_cache is empty");
- symbol_name = malloc(symbol_name_size);
- if (!symbol_name)
- die_out_of_memory();
+ symbol_name = xmalloc(symbol_name_size);
if (unw_init_remote(&cursor, libunwind_as, tcp->libunwind_ui) < 0)
perror_msg_and_die("Can't initiate libunwind");
{
struct call_t *call;
- call = malloc(sizeof(*call));
- if (!call)
- die_out_of_memory();
-
+ call = xmalloc(sizeof(*call));
call->output_line = sprint_call_or_error(binary_filename,
symbol_name,
function_offset,