getversion.c

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Author : Jim Meyering
Date : 1996-11-03 23:43:36
Hash : 9a7f52c1
Message : .

lib/getversion.c

/* getversion.c -- select backup filename type
   Copyright (C) 1990 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 2, 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, write to the Free Software Foundation,
   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

/* Written by David MacKenzie <djm@gnu.ai.mit.edu> */

#if HAVE_CONFIG_H
# include <config.h>
#endif

#include "backupfile.h"

#if STDC_HEADERS
# include <stdlib.h>
#endif

int argmatch ();
void invalid_arg ();

extern char *program_name;

static const char *const backup_args[] =
{
  "never", "simple", "nil", "existing", "t", "numbered", 0
};

static const enum backup_type backup_types[] =
{
  simple, simple, numbered_existing, numbered_existing, numbered, numbered
};

/* Return the type of backup indicated by VERSION.
   Unique abbreviations are accepted. */

enum backup_type
get_version (version)
     char *version;
{
  int i;

  if (version == 0 || *version == 0)
    return numbered_existing;
  i = argmatch (version, backup_args);
  if (i >= 0)
    return backup_types[i];
  invalid_arg ("version control type", version, i);
  exit (1);
}

kc3-lang/gnulib/lib/getversion.c

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kc3-lang/gnulib /lib/getversion.c