Files
zdwm/src/backtrace.c

38 lines
697 B
C

#include "backtrace.h"
#include "app.h"
#include "buffer.h"
#ifdef HAS_EXECINFO
#include <execinfo.h>
#endif
#define MAX_STACK_SIZE 32
/**
* Get a backtrace.
* @param buffer The buffer to fill with backtrace.
*/
void backtrace_get(buffer_t *buffer) {
buffer_init(buffer);
#ifdef HAS_EXECINFO
void *stack[MAX_STACK_SIZE];
char **bt;
int stack_size;
stack_size = backtrace(stack, countof(stack));
bt = backtrace_symbols(stack, stack_size);
if (bt) {
for (int i = 0; i < stack_size; i++) {
if (i > 0) buffer_addsl(buffer, "\n");
buffer_adds(buffer, bt[i]);
}
p_delete(&bt);
} else
#endif
buffer_addsl(buffer, "Cannot get backtrace symbols.");
}