basename(3) and dirname(3) as specified by XPG4 and XPG4.2

src/include/Makefile

@@ -1,4 +1,4 @@
-#	$OpenBSD: Makefile,v 1.44 1997/07/23 04:30:15 denny Exp $
+#	$OpenBSD: Makefile,v 1.45 1997/08/17 21:31:23 millert Exp $
 #	$NetBSD: Makefile,v 1.59 1996/05/15 21:36:43 jtc Exp $
 
 #	@(#)Makefile	5.45.1.1 (Berkeley) 5/6/91
@@ -10,8 +10,8 @@
 
 FILES=	a.out.h ar.h assert.h bitstring.h blf.h bm.h cpio.h ctype.h db.h \
 	des.h dirent.h disktab.h elf_abi.h err.h fnmatch.h fstab.h fts.h \
-	glob.h grp.h ieeefp.h iso646.h kvm.h langinfo.h limits.h locale.h \
-	malloc.h math.h md4.h md5.h memory.h mpool.h ndbm.h netdb.h \
+	glob.h grp.h ieeefp.h iso646.h kvm.h langinfo.h libgen.h limits.h \
+	locale.h malloc.h math.h md4.h md5.h memory.h mpool.h ndbm.h netdb.h \
 	netgroup.h nlist.h nl_types.h olf_abi.h paths.h poll.h pwd.h \
 	ranlib.h re_comp.h regex.h resolv.h rmd160.h search.h setjmp.h sgtty.h \
 	sha1.h signal.h stab.h stddef.h stdio.h stdlib.h string.h \

src/include/libgen.h

@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 1997 Todd C. Miller <Todd.Miller@courtesan.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Todd C. Miller.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
+ * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _LIBGEN_H_
+#define _LIBGEN_H_
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+
+char	*basename __P((char *));
+char	*dirname __P((char *));
+#if 0
+char	*regcmp __P((const char *, ...));
+char	*regex __P((const char *, const char *, ...));
+
+extern char *__loc1;
+#endif
+
+__END_DECLS
+
+#endif /* _LIBGEN_H_ */