src/launcher.c

   1 /*
   2  * launcher.c
   3  *
   4  *  Created on: Sep 14, 2010
   5  *      Author: lamikr
   6  */
   7
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10 #include <unistd.h>
  11
  12 #include <plp/log.h>
  13
  14 int launch_new_process(char *param_arr[]) {
  15         int ret_val;
  16         int child_pid;
  17
  18         child_pid       = fork();
  19         if (child_pid == -1) {
  20                 // failed to fork a new process
  21                 ret_val = -1;
  22         }
  23         else if (child_pid == 0) {
  24                 // code for launched child process
  25                 //execvp(param_arr[0], param_arr);
  26                 // first parameter must contain a full path to executable
  27                 execv(param_arr[0], param_arr);
  28                 log_error("Failed to launch new process\n");
  29                 exit(-1);
  30         }
  31         else {
  32                 // code for parent process which launched the child
  33                 ret_val = child_pid;
  34         }
  35         return ret_val;
  36 }