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Task/Stack-traces/C/stack-traces-1.c

@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <execinfo.h>
+
+#define MAX_BT 200
+
+void print_stack_trace()
+{
+  void *buffer[MAX_BT];
+  int n;
+
+  n = backtrace(buffer, MAX_BT);
+  fprintf(stderr, "--- (depth %d) ---\n", n);
+  backtrace_symbols_fd(buffer, n, STDERR_FILENO);
+}
+
+
+void inner(int k)
+{
+  print_stack_trace();
+}
+
+void middle(int x, int y)
+{
+  inner(x*y);
+}
+
+void outer(int a, int b, int c)
+{
+  middle(a+b, b+c);
+}
+
+int main()
+{
+  outer(2,3,5);
+  return EXIT_SUCCESS;
+}