1  #include <mcheck.h>
       2  #include <regex.h>
       3  #include <stdio.h>
       4  #include <stdlib.h>
       5  #include <sys/types.h>
       6  
       7  int
       8  main (void)
       9  {
      10    mtrace ();
      11  
      12    int res = 0;
      13    char *buf = NULL;
      14    size_t len = 0;
      15    while (! feof (stdin))
      16      {
      17        ssize_t n = getline (&buf, &len, stdin);
      18        if (n <= 0)
      19  	break;
      20        if (buf[n - 1] == '\n')
      21  	buf[n - 1] = '\0';
      22  
      23        regex_t regex;
      24        int rc = regcomp (&regex, buf, REG_EXTENDED);
      25        if (rc != 0)
      26  	printf ("%s: Error %d (expected)\n", buf, rc);
      27        else
      28  	{
      29  	  printf ("%s: succeeded !\n", buf);
      30  	  res = 1;
      31  	}
      32      }
      33  
      34    free (buf);
      35  
      36    return res;
      37  }