test/t11b.c

   1 /* t11b */
   2
   3 #include <sys/types.h>
   4 #include <errno.h>
   5 #include <stdlib.h>
   6 #include <unistd.h>
   7 #include <stdio.h>
   8
   9 #define MAX_ERROR 4
  10
  11 int errct, subtest=1;
  12
  13 _PROTOTYPE(int main, (int argc, char *argv []));
  14 _PROTOTYPE(int diff, (char *s1, char *s2));
  15 _PROTOTYPE(void e, (int n));
  16
  17 int main(argc, argv)
  18 int argc;
  19 char *argv[];
  20 {
  21 /* See if arguments passed ok. */
  22
  23   if (diff(argv[0], "t11b")) e(31);
  24   if (diff(argv[1], "abc")) e(32);
  25   if (diff(argv[2], "defghi")) e(33);
  26   if (diff(argv[3], "j")) e(34);
  27   if (argv[4] != 0) e(35);
  28   if (argc != 4) e(36);
  29
  30   exit(75);
  31 }
  32
  33 int diff(s1, s2)
  34 char *s1, *s2;
  35 {
  36   while (1) {
  37         if (*s1 == 0 && *s2 == 0) return(0);
  38         if (*s1 != *s2) return (1);
  39         s1++;
  40         s2++;
  41   }
  42 }
  43
  44 void e(n)
  45 int n;
  46 {
  47   printf("Subtest %d,  error %d  errno=%d  ", subtest, n, errno);
  48   perror("");
  49   if (errct++ > MAX_ERROR) {
  50         printf("Too many errors; test aborted\n");
  51         chdir("..");
  52         system("rm -rf DIR*");
  53         exit(1);
  54   }
  55 }