launchd/testing/loginwindow_helper_code.c

   1 #include <mach/port.h>
   2 #include <servers/bootstrap.h>
   3 #include <unistd.h>
   4 #include <launch.h>
   5 #include <launch_priv.h>
   6 #include <string.h>
   7 #include <errno.h>
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10 #include <stdbool.h>
  11
  12 int main(void)
  13 {
  14         mach_port_t oldbsport = bootstrap_port;
  15         pid_t p;
  16
  17         if (getuid() != 0) {
  18                 fprintf(stderr, "This test tool must be run as root.\n");
  19                 exit(EXIT_FAILURE);
  20         }
  21
  22         p = create_and_switch_to_per_session_launchd("www");
  23
  24         if (p > 0) {
  25                 fprintf(stdout, "Our PID: %d\n", getpid());
  26                 fprintf(stdout, "Per session launchd PID: %d\n", p);
  27                 fprintf(stdout, "Old bootstrap port: 0x%x\n", oldbsport);
  28                 fprintf(stdout, "New bootstrap port: 0x%x\n", bootstrap_port);
  29                 for (;;) {
  30                         pause();
  31                 }
  32         } else if (p == -1) {
  33                 fprintf(stderr, "create_and_switch_to_per_session_launchd() failed: %s\n", strerror(errno));
  34         } else if (p == 0) {
  35                 fprintf(stderr, "create_and_switch_to_per_session_launchd() returned zero?!?\n");
  36         }
  37         exit(EXIT_FAILURE);
  38 }