tools/regression/p1003_1b/main.c

   1 /* $FreeBSD: src/tools/regression/p1003_1b/main.c,v 1.1 2000/02/16 14:28:40 dufault Exp $ */
   2 #include <stdio.h>
   3 #include <string.h>
   4
   5 int fifo(int argc, char *argv[]);
   6 int memlock(int argc, char *argv[]);
   7 int p26(int argc, char *argv[]);
   8 int sched(int argc, char *argv[]);
   9 int yield(int argc, char *argv[]);
  10
  11 static struct {
  12         const char *t;
  13         int (*f)(int, char *[]);
  14         int works;
  15 } tab[] = {
  16         { "fifo", fifo, 1 },
  17         { "memlock", memlock, 0 },
  18         { "p26", p26, 1 },
  19         { "sched", sched, 1 },
  20         { "yield", yield, 1 },
  21 };
  22
  23 #define N(T) (sizeof (T)/ sizeof(T[0]))
  24
  25 static int usage(int argc, char *argv[])
  26 {
  27         int i;
  28         if (argc > 1)
  29                 fprintf(stderr, "%s is unknown\n", argv[1]);
  30
  31         fprintf(stderr, "usage: %s [-a] or one of [", argv[0]);
  32         for (i = 0; i < (sizeof(tab) / sizeof(tab[0])); i++)
  33                 fprintf(stderr, "%s%s", (i)? " | " : "", tab[i].t);
  34         fprintf(stderr, "]\n");
  35
  36         return -1;
  37 }
  38
  39 int main(int argc, char *argv[])
  40 {
  41         int i;
  42
  43         if (argc == 2 && strcmp(argv[1], "-a") == 0) {
  44 #if 1
  45                 fprintf(stderr,
  46                         "-a should but doesn't really work"
  47                         " (my notes say \"because things detach\");\n"
  48                         "meanwhile do these individual tests and look"
  49                         " for a non-zero exit code:\n");
  50                 for (i = 0; i < N(tab); i++)
  51                         if (tab[i].works)
  52                                 fprintf(stderr, "p1003_1b %s\n", tab[i].t);
  53                 return -1;
  54 #else
  55                 {
  56                         int r;
  57                         for (i = 0; i < N(tab); i++) {
  58                                 if (tab[i].works) {
  59                                         if ( (r =
  60                                         (*tab[i].f)(argc - 1, argv + 1)) ) {
  61                                                 fprintf(stderr,
  62                                                 "%s failed\n", tab[i].t);
  63                                                 return r;
  64                                         }
  65                                 }
  66                         }
  67                         return 0;
  68                 }
  69 #endif
  70         }
  71
  72         if (argc > 1) {
  73                 for (i = 0; i < N(tab); i++)
  74                         if (strcmp(tab[i].t, argv[1]) == 0)
  75                                 return (*tab[i].f)(argc - 1, argv + 1);
  76         }
  77
  78         return usage(argc, argv);
  79 }