string/tst-svc.c

   1 /* Test for strverscmp() */
   2
   3 #include <stdlib.h>
   4 #include <stdio.h>
   5 #include <string.h>
   6
   7 #define  MAX_STRINGS      256
   8 #define  MAX_LINE_SIZE    32
   9
  10 static int
  11 compare (const void *p1, const void *p2)
  12 {
  13   return strverscmp (*((char **) p1), *((char **) p2));
  14 }
  15
  16 int
  17 main (int argc, char *argv[])
  18 {
  19   char line[MAX_LINE_SIZE + 1];
  20   char *str[MAX_STRINGS];
  21   int  count = 0;
  22   int  i, n;
  23
  24   while (count < MAX_STRINGS && fgets (line, MAX_LINE_SIZE, stdin) != NULL)
  25     {
  26       n = strlen (line) - 1;
  27
  28       if (line[n] == '\n')
  29         line[n] = '\0';
  30
  31       str[count] = strdup (line);
  32
  33       if (str[count] == NULL)
  34         exit (EXIT_FAILURE);
  35
  36       ++count;
  37     }
  38
  39   qsort (str, count, sizeof (char *), compare);
  40
  41   for (i = 0; i < count; ++i)
  42     puts (str[i]);
  43
  44   return EXIT_SUCCESS;
  45 }