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/* Generate gcov version string from version.c. See gcov-io.h for

   description of how the version string is generated.

   Copyright (C) 2002, 2003, 2005, 2007, 2010 Free Software Foundation, Inc.

   Contributed by Nathan Sidwell <nathan@codesourcery.com>

This file is part of GCC.

GCC 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, or (at your option) any later

version.

GCC 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 GCC; see the file COPYING3.  If not see

<http://www.gnu.org/licenses/>.  */

#include <stdio.h>

#include <stdlib.h>

/* Command line arguments are the base GCC version and the development

   phase (the latter may be an empty string).  */

int

main (int argc, char **argv)

{

  unsigned int version = 0;

  unsigned char v[4];

  unsigned int ix;

  unsigned long major;

  unsigned long minor = 0;

  char phase = 0;

  char *ptr;

  if (argc != 3)

    {

      fprintf (stderr, "usage: %s 'version' 'phase'\n", argv[0]);

      return 1;

    }

  ptr = argv[1];

  major = strtoul (ptr, &ptr, 10);

  if (*ptr == '.')

    minor = strtoul (ptr + 1, 0, 10);

  phase = argv[2][0];

  if (phase == '\0')

    phase = '*';

  v[0] = (major < 10 ? '0' : 'A' - 10) + major;

  v[1] = (minor / 10) + '0';

  v[2] = (minor % 10) + '0';

  v[3] = phase;

  for (ix = 0; ix != 4; ix++)

    version = (version << 8) | v[ix];

  printf ("/* Generated automatically by the program `%s'\n", argv[0]);

  printf ("   from `%s (%lu %lu) and %s (%c)'.  */\n",

          argv[1], major, minor, argv[2], phase);

  printf ("\n");

  printf ("#define GCOV_VERSION ((gcov_unsigned_t)0x%08x)  /* %.4s */\n",

          version, v);

  return 0;

}