/* backupfile.c -- make Emacs style backup file names
- Copyright (C) 1990-1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1990-1997, 1998, 1999 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
# define REAL_DIR_ENTRY(dp) 1
#endif
-/* The following test is to work around the gross typo in
- systems like Sony NEWS-OS Release 4.0C, whereby EXIT_FAILURE
- is defined to 0, not 1. */
-#if !EXIT_FAILURE
-# undef EXIT_FAILURE
-# define EXIT_FAILURE 1
-#endif
-
-#ifndef BACKUPFILE_EXIT_FAILURE
-# define BACKUPFILE_EXIT_FAILURE EXIT_FAILURE
-#endif
-
/* The extension added to file names to produce a simple (as opposed
to numbered) backup file name. */
const char *simple_backup_suffix = "~";
}
#endif /* HAVE_DIR */
-static const char *const backup_args[] =
+static const char * const backup_args[] =
{
"never", "simple", "nil", "existing", "t", "numbered", 0
};
enum backup_type
get_version (const char *version)
{
- int i;
-
+ enum backup_type type;
if (version == 0 || *version == 0)
- return numbered_existing;
- i = argmatch (version, backup_args);
- if (i < 0)
- {
- invalid_arg ("version control type", version, i);
- exit (BACKUPFILE_EXIT_FAILURE);
- }
- return backup_types[i];
+ type = numbered_existing;
+ else
+ XARGMATCH (&type, "version control type", version,
+ backup_args, backup_types, exit (2));
+ return type;
}