kc3-lang/gnulib/tests/test-readtokens.c

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• Hash : 595d6949
  Author :
  Date : 2012-03-08T12:04:16
  

  test-readtokens.c: use const; remove unwarranted cast
  
  * tests/test-readtokens.c: Declare delim to be const, to avoid a cast.
  

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• tests/test-readtokens.c

• /* Test the readtokens module.
     Copyright (C) 2012 Free Software Foundation, Inc.
  
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 3 of the License, or
     (at your option) any later version.
  
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  
  #include <config.h>
  #include <stdbool.h>
  #include <sys/types.h>
  #include <sys/stat.h>
  #include <fcntl.h>
  #include <string.h>
  #include <stdio.h>
  #include <unistd.h>
  
  #include "readtokens.h"
  #include "closeout.h"
  #include "macros.h"
  
  static void
  basic (void)
  {
    char const *filename = "in.827";
    int fd = open (filename, O_CREAT | O_WRONLY, 0600);
    ASSERT (fd >= 0);
    ASSERT (write (fd, "a|b;c+d", 7) == 7);
    ASSERT (close (fd) == 0);
  
    {
      token_buffer tb;
      FILE *fp = fopen (filename, "r");
      ASSERT (fp);
  
      init_tokenbuffer (&tb);
      ASSERT (readtoken (fp, "|;", 2, &tb)  == 1 && tb.buffer[0] == 'a');
      ASSERT (readtoken (fp, "|;", 2, &tb) == 1 && tb.buffer[0] == 'b');
      ASSERT (readtoken (fp, "+", 1, &tb)  == 1 && tb.buffer[0] == 'c');
      ASSERT (readtoken (fp, "-", 1, &tb) == 1 && tb.buffer[0] == 'd');
      ASSERT (readtoken (fp, "%", 0, &tb) == (size_t) -1);
      ASSERT ( ! ferror (fp));
      ASSERT (fclose (fp) == 0);
    }
  }
  
  int
  main (int argc, char **argv)
  {
    token_buffer tb;
    char const *delim;
    size_t delim_len;
  
    atexit (close_stdout);
  
    if (argc == 1)
      {
        basic ();
        return 0;
      }
  
    init_tokenbuffer (&tb);
  
    if (argc != 2)
      return 99;
  
    delim = argv[1];
    delim_len = strlen (delim);
  
    if (STREQ (delim, "\\0"))
      {
        delim = "";
        delim_len = 1;
      }
  
    while (1)
      {
        size_t token_length = readtoken (stdin, delim, delim_len, &tb);
        if (token_length == (size_t) -1)
          break;
        fwrite (tb.buffer, 1, token_length, stdout);
        putchar (':');
      }
    putchar ('\n');
    free (tb.buffer);
  
    ASSERT ( ! ferror (stdin));
  
    return 0;
  }
  

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