freebsd-dev/contrib/gcc/gcov-iov.c
2004-07-28 03:11:36 +00:00

69 lines
1.9 KiB
C

/* Generate gcov version string from version.c. See gcov-io.h for
description of how the version string is generated.
Copyright (C) 2002, 2003 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 2, 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 COPYING. If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#include "bconfig.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "version.c" /* We want the actual string. */
int main (int, char **);
int
main (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
{
unsigned version = 0;
unsigned char v[4];
unsigned ix;
char const *ptr = version_string;
unsigned major, minor = 0;
char s = 0;
major = atoi (ptr);
while (*ptr && *ptr != '.')
ptr++;
if (*ptr)
minor = atoi (ptr + 1);
while (*ptr)
if (*ptr++ == '(')
{
s = *ptr;
break;
}
v[0] = (major < 10 ? '0' : 'A' - 10) + major;
v[1] = (minor / 10) + '0';
v[2] = (minor % 10) + '0';
v[3] = s ? s : '*';
for (ix = 0; ix != 4; ix++)
version = (version << 8) | v[ix];
printf ("/* Generated automatically by the program `%s'\n", argv[0]);
printf (" from `%s'. */\n", version_string);
printf ("\n");
printf ("#define GCOV_VERSION ((gcov_unsigned_t)%#08x) /* %.4s */\n",
version, v);
return 0;
}