kc3-lang/harfbuzz/util/batch.hh

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• Hash : f3acb977
  Author :
  Date : 2021-08-10T11:05:40
  

  [test/shaping;util] Use ';' instead of ':' to separate test fields
  
  Accept that in --batch mode. Also in batch mode don't send the 0th arg.
  
  Related discussion: https://github.com/harfbuzz/harfbuzz/pull/3102
  

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• util/batch.hh

• /*
   * Copyright © 2021  Behdad Esfahbod
   *
   *  This is part of HarfBuzz, a text shaping library.
   *
   * Permission is hereby granted, without written agreement and without
   * license or royalty fees, to use, copy, modify, and distribute this
   * software and its documentation for any purpose, provided that the
   * above copyright notice and the following two paragraphs appear in
   * all copies of this software.
   *
   * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
   * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
   * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
   * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
   * DAMAGE.
   *
   * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
   * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
   * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
   * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
   * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
   */
  
  #ifndef BATCH_HH
  #define BATCH_HH
  
  typedef int (*main_func_t) (int argc, char **argv);
  
  template <bool report_status=false>
  int
  batch_main (main_func_t main_func, int argc, char **argv)
  {
    if (argc == 2 && !strcmp (argv[1], "--batch"))
    {
      int ret = 0;
      char buf[4092];
      while (fgets (buf, sizeof (buf), stdin))
      {
        size_t l = strlen (buf);
        if (l && buf[l - 1] == '\n') buf[l - 1] = '\0';
  
        char *args[64];
        argc = 0;
        args[argc++] = argv[0];
        char *p = buf, *e;
        args[argc++] = p;
        while ((e = strchr (p, ';')) && argc < (int) ARRAY_LENGTH (args))
        {
  	*e++ = '\0';
  	while (*e == ';')
  	  e++;
  	args[argc++] = p = e;
        }
  
        int result = main_func (argc, args);
  
        if (report_status)
  	fprintf (stdout, result == 0 ? "success\n" : "failure\n");
        fflush (stdout);
  
        ret = MAX (ret, result);
      }
      return ret;
    }
  
    return main_func (argc, argv);
  }
  
  #endif
  

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