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Don't rely on excess precision: -4 > -3.00000024 - 1 can evaluate to false
[gnulib.git]
/
lib
/
backupfile.h
diff --git
a/lib/backupfile.h
b/lib/backupfile.h
index
c14cbca
..
3cfdd8c
100644
(file)
--- a/
lib/backupfile.h
+++ b/
lib/backupfile.h
@@
-1,10
+1,12
@@
/* backupfile.h -- declarations for making Emacs style backup file names
/* backupfile.h -- declarations for making Emacs style backup file names
- Copyright (C) 1990, 1991, 1992, 1997, 1998 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
+ Copyright (C) 1990, 1991, 1992, 1997, 1998, 1999, 2003, 2004 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
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.
+ the Free Software Foundation; either version
3 of the License, 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
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
@@
-12,44
+14,46
@@
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; see the file COPYING.
- If not, write to the Free Software Foundation,
- 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifndef BACKUPFILE_H_
+# define BACKUPFILE_H_
+
+# ifdef __cplusplus
+extern "C" {
+# endif
+
/* When to make backup files. */
enum backup_type
{
/* Never make backups. */
/* When to make backup files. */
enum backup_type
{
/* Never make backups. */
- no
ne
,
+ no
_backups
,
/* Make simple backups of every file. */
/* Make simple backups of every file. */
- simple,
+ simple
_backups
,
/* Make numbered backups of files that already have numbered backups,
and simple backups of the others. */
/* Make numbered backups of files that already have numbered backups,
and simple backups of the others. */
- numbered_existing,
+ numbered_existing
_backups
,
/* Make numbered backups of every file. */
/* Make numbered backups of every file. */
- numbered
+ numbered
_backups
};
};
-#define VALID_BACKUP_TYPE(Type) \
- ((Type) == none \
- || (Type) == simple \
- || (Type) == numbered_existing \
- || (Type) == numbered)
+# define VALID_BACKUP_TYPE(Type) \
+ ((unsigned int) (Type) <= numbered_backups)
extern char const *simple_backup_suffix;
extern char const *simple_backup_suffix;
-#ifndef PARAMS
-# if defined PROTOTYPES || (defined __STDC__ && __STDC__)
-# define PARAMS(Args) Args
-# else
-# define PARAMS(Args) ()
+char *find_backup_file_name (char const *, enum backup_type);
+enum backup_type get_version (char const *context, char const *arg);
+enum backup_type xget_version (char const *context, char const *arg);
+void addext (char *, char const *, int);
+
+
+# ifdef __cplusplus
+}
# endif
# endif
-#endif
-char *base_name PARAMS ((char const *));
-char *find_backup_file_name PARAMS ((char const *, enum backup_type));
-enum backup_type get_version PARAMS ((char const *));
-void addext PARAMS ((char *, char const *, int));
+#endif /* ! BACKUPFILE_H_ */