Linux System命令

http://blog.csdn.net/cheyo/article/details/6595955

 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/wait.h>
 #include <sys/types.h>  
 
 int main()
 {
     pid_t status;  
 
     status = system("./test.sh");
     if (- == status)
     {
         printf("system error!");
     }
     else
     {
         printf("exit status value = [0x%x]\n", status);
         if (WIFEXITED(status))
         {
             if ( == WEXITSTATUS(status))
             {
                 printf("run shell script successfully.\n");
             }
             else
             {
                 printf("run shell script fail, script exit code: %d\n", WEXITSTATUS(status));
             }
         }
         else
         {
             printf("exit status = [%d]\n", WEXITSTATUS(status));
         }
     }  
 
     return ;
 }  
 
 status