From 6aa632204a052013586b1bb8b17147a625e6ebf9 Mon Sep 17 00:00:00 2001 From: Jim Meyering Date: Sun, 27 Sep 1998 17:44:49 +0000 Subject: [PATCH] Protect against multiple inclusion. From Akim Demaille. --- lib/backupfile.h | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/lib/backupfile.h b/lib/backupfile.h index c14cbcab82..ee8dfe7a34 100644 --- a/lib/backupfile.h +++ b/lib/backupfile.h @@ -16,6 +16,9 @@ If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#ifndef BACKUPFILE_H_ +# define BACKUPFILE_H_ + /* When to make backup files. */ enum backup_type { @@ -33,7 +36,7 @@ enum backup_type numbered }; -#define VALID_BACKUP_TYPE(Type) \ +# define VALID_BACKUP_TYPE(Type) \ ((Type) == none \ || (Type) == simple \ || (Type) == numbered_existing \ @@ -41,15 +44,17 @@ enum backup_type extern char const *simple_backup_suffix; -#ifndef PARAMS -# if defined PROTOTYPES || (defined __STDC__ && __STDC__) -# define PARAMS(Args) Args -# else -# define PARAMS(Args) () +# ifndef PARAMS +# if defined PROTOTYPES || (defined __STDC__ && __STDC__) +# define PARAMS(Args) Args +# else +# define PARAMS(Args) () +# 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_ */ -- 2.30.2