lldb/test/API/functionalities/conditional_break/main.c

   1 #include <stdio.h>
   2
   3 // This simple program is to demonstrate the capability of the lldb command
   4 // "breakpoint command add" to add a set of commands to a breakpoint to be
   5 // executed when the breakpoint is hit.
   6 //
   7 // In particular, we want to break within c(), but only if the immediate caller
   8 // is a().
   9
  10 int a(int);
  11 int b(int);
  12 int c(int);
  13
  14 int a(int val)
  15 {
  16     if (val <= 1)
  17         return b(val);
  18     else if (val >= 3)
  19         return c(val); // Find the line number where c's parent frame is a here.
  20
  21     return val;
  22 }
  23
  24 int b(int val)
  25 {
  26     return c(val);
  27 }
  28
  29 int c(int val)
  30 {
  31     return val + 3;
  32 }
  33
  34 int main (int argc, char const *argv[])
  35 {
  36     int A1 = a(1);  // a(1) -> b(1) -> c(1)
  37     printf("a(1) returns %d\n", A1);
  38
  39     int B2 = b(2);  // b(2) -> c(2)
  40     printf("b(2) returns %d\n", B2);
  41
  42     int A3 = a(3);  // a(3) -> c(3)
  43     printf("a(3) returns %d\n", A3);
  44
  45     return 0;
  46 }