test/test40.c

   1 /* Test40.c
   2  *
   3  * Test select(...) system call
   4  *
   5  */
   6
   7 #include <sys/types.h>
   8 #include <sys/wait.h>
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11 #include <unistd.h>
  12 #include <stdarg.h>
  13
  14 #define MAX_ERROR 5
  15 #include "common.c"
  16
  17 int main(int argc, char **argv) {
  18   char *tests[] = {"t40a", "t40b", "t40c", "t40d", "t40e", "t40f"};
  19   char copy_command[8+PATH_MAX+1];
  20   int no_tests, i, forkres, status = 0, errorct = 0;
  21
  22   no_tests = sizeof(tests) / sizeof(char *);
  23
  24   start(40);
  25
  26   for(i = 0; i < no_tests; i++) {
  27     char subtest[2];
  28     snprintf(subtest, 2, "%d", i+1);
  29
  30     /* Copy subtest */
  31     snprintf(copy_command, 8 + PATH_MAX, "cp ../%s .", tests[i]);
  32     system(copy_command);
  33
  34     forkres = fork();
  35     if(forkres == 0) { /* Child */
  36       execl(tests[i], tests[i], subtest, (char *) 0);
  37       printf("Failed to execute subtest %s\n", tests[i]);
  38       exit(-2);
  39     } else if(forkres > 0) { /* Parent */
  40       if(waitpid(forkres, &status, 0) > 0 && WEXITSTATUS(status) < 20) {
  41         errorct += WEXITSTATUS(status); /* Count errors */
  42       }
  43       status = 0; /* Reset */
  44     } else {
  45       printf("Failed to fork\n");
  46       exit(-2);
  47     }
  48   }
  49
  50   quit();
  51
  52   return (-1); /* Impossible */
  53 }
  54