Mon Jan 22 10:40:40 1996 Roland McGrath <roland@churchy.gnu.ai.mit.edu> cvs/libc-960123

	* sysdeps/posix/getcwd.c [__GNU_LIBRARY__]: Include unistd.h.

	* io/fts.h (FTSENT): Define fts_compar member with prototype.

	* hurd/hurd.h: Use prototype in getcttyid decl.

	* stdlib/l64a.c: Fix typo in last change.

	* stdlib/drand48-iter.c: Test limits.h macros instead of sizeof
	for determining size of types.
	* stdlib/srand48_r.c: Likewise.

	* misc/utmp.h: Declare login, logout, logwtmp.
	* misc/logout.c: Declare argument as pointer to const.
	* misc/login.c: Likewise.
	* misc/logwtmp.c: Likewise.
	Include time.h, string.h.

	* misc/efgcvt_r.c: Include stdlib.h.

	* io/mknod.c: Include sys/types.h.

	* gmon/sys/gmon.h: Declare monstartup, _mcleanup.

	* csu/gmon-start.c (_start, etext): Declare with prototypes.

	* stdio-common/vfscanf.c (%[): Fix range handling.

5 files changed, 23 insertions, 6 deletions

diff --git a/misc/efgcvt_r.c b/misc/efgcvt_r.c
index 2da5e55b0b..6bead573a7 100644
--- a/misc/efgcvt_r.c
+++ b/misc/efgcvt_r.c
@@ -23,6 +23,7 @@ Boston, MA 02111-1307, USA.  */
 #include <string.h>
 #include <ctype.h>
 #include <math.h>
+#include <stdlib.h>
 
 int
 fcvt_r (value, ndigit, decpt, sign, buf, len)
diff --git a/misc/login.c b/misc/login.c
index 911c2892d2..5b71082c52 100644
--- a/misc/login.c
+++ b/misc/login.c
@@ -45,7 +45,7 @@ static char sccsid[] = "@(#)login.c	8.1 (Berkeley) 6/4/93";
 
 void
 login(ut)
-	struct utmp *ut;
+	const struct utmp *ut;
 {
 	register int fd;
 	int tty;
diff --git a/misc/logout.c b/misc/logout.c
index 11da24f1c8..40ae25456f 100644
--- a/misc/logout.c
+++ b/misc/logout.c
@@ -48,7 +48,7 @@ typedef struct utmp UTMP;
 
 int
 logout(line)
-	register char *line;
+	register const char *line;
 {
 	register int fd;
 	UTMP ut;
diff --git a/misc/logwtmp.c b/misc/logwtmp.c
index 5b3c8ded11..7734ca9624 100644
--- a/misc/logwtmp.c
+++ b/misc/logwtmp.c
@@ -37,21 +37,20 @@ static char sccsid[] = "@(#)logwtmp.c	8.1 (Berkeley) 6/4/93";
 
 #include <sys/types.h>
 #include <sys/file.h>
-#include <sys/time.h>
 #include <sys/stat.h>
+#include <time.h>
+#include <string.h>
 
 #include <unistd.h>
 #include <utmp.h>
 
 void
 logwtmp(line, name, host)
-	char *line, *name, *host;
+     const char *line, *name, *host;
 {
 	struct utmp ut;
 	struct stat buf;
 	int fd;
-	time_t time();
-	char *strncpy();
 
 	if ((fd = open(_PATH_WTMP, O_WRONLY|O_APPEND, 0)) < 0)
 		return;
diff --git a/misc/utmp.h b/misc/utmp.h
index 15c4e4fd3d..cfd9438f5f 100644
--- a/misc/utmp.h
+++ b/misc/utmp.h
@@ -41,6 +41,8 @@
 #ifndef	_UTMP_H_
 #define	_UTMP_H_
 
+#include <sys/cdefs.h>
+
 #define	_PATH_UTMP	"/var/run/utmp"
 #define	_PATH_WTMP	"/var/log/wtmp"
 #define	_PATH_LASTLOG	"/var/log/lastlog"
@@ -49,6 +51,8 @@
 #define	UT_LINESIZE	8
 #define	UT_HOSTSIZE	16
 
+__BEGIN_DECLS
+
 struct lastlog {
 	time_t	ll_time;
 	char	ll_line[UT_LINESIZE];
@@ -62,4 +66,17 @@ struct utmp {
 	long	ut_time;
 };
 
+
+/* Write the given entry into utmp and wtmp.  */
+extern void login __P ((const struct utmp *));
+
+/* Write the utmp entry to say the user on UT_LINE has logged out.  */
+extern int logout __P ((const char *ut_line));
+
+/* Append to wtmp an entry for the current time and the given info.  */
+extern void logwtmp __P ((const char *ut_line, const char *ut_name,
+			  const char *ut_host));
+
+__END_DECLS
+
 #endif /* !_UTMP_H_ */