lldb/test/API/python_api/target/main.c

   1 #include <stdio.h>
   2
   3 // This simple program is to test the lldb Python API SBTarget.
   4 //
   5 // When stopped on breakpoint 1, and then 2, we can get the line entries using
   6 // SBFrame API SBFrame.GetLineEntry().  We'll get the start addresses for the
   7 // two line entries; with the start address (of SBAddress type), we can then
   8 // resolve the symbol context using the SBTarget API
   9 // SBTarget.ResolveSymbolContextForAddress().
  10 //
  11 // The two symbol context should point to the same symbol, i.e., 'a' function.
  12
  13 char my_global_var_of_char_type = 'X'; // Test SBTarget.FindGlobalVariables(...).
  14
  15 int a(int);
  16 int b(int);
  17 int c(int);
  18
  19 int a(int val)
  20 {
  21     if (val <= 1) // Find the line number for breakpoint 1 here.
  22         val = b(val);
  23     else if (val >= 3)
  24         val = c(val);
  25
  26     return val; // Find the line number for breakpoint 2 here.
  27 }
  28
  29 int b(int val)
  30 {
  31     return c(val);
  32 }
  33
  34 int c(int val)
  35 {
  36     return val + 3;
  37 }
  38
  39 int main (int argc, char const *argv[], char** env)
  40 {
  41     // Set a break at entry to main.
  42     int A1 = a(1);  // a(1) -> b(1) -> c(1)
  43     printf("a(1) returns %d\n", A1);
  44
  45     int B2 = b(2);  // b(2) -> c(2)
  46     printf("b(2) returns %d\n", B2);
  47
  48     int A3 = a(3);  // a(3) -> c(3)
  49     printf("a(3) returns %d\n", A3);
  50
  51     for (int i = 1; i < argc; i++) {
  52       printf("arg: %s\n", argv[i]);
  53     }
  54
  55     while (*env)
  56       printf("env: %s\n", *env++);
  57
  58     return 0;
  59 }