Update.

2001-07-17  Ulrich Drepper  <drepper@redhat.com>

	* inet/rcmd.c (iruserfopen): Disable implicit locking for the stream.
	* inet/ruserpass.c (ruserpass): Likewise.
	* nss/nsswitch.c (nss_parse_file): Likewise.
	* resolv/res_hconf.c (_res_hconf_init): Likewise.
	* resolv/res_init.c (__res_vinit): Likewise.
	* gmon/bb_exit_func.c (__bb_exit_func): Likewise.
	* misc/getpass.c (getpass): Likewise.
	* misc/getusershell.c (initshells): Likewise.
	* misc/getttyent.c (setttyent): Likewise.
	* misc/mntent_r.c (__setmntent): Likewise.
	* time/getdate.c (__getdate_r): Likewise.
	* time/tzfile.c (__tzfile_read): Likewise.
	* iconv/gconv_conf.c (read_conf_file): Likewise.
	* intl/localealias.c (read_alias_file): Disable implicit locking
	for the stream.  Use _unlocked functions for glibc.
	* sysdeps/unix/sysv/linux/getsysstats.c (__get_nprocs): Disable
	implicit locking for the stream.
	(__get_nprocs_conf): Likewise.
	(phys_pages_info): Likewise.

4 files changed, 25 insertions, 5 deletions

diff --git a/misc/getpass.c b/misc/getpass.c
index 2af6b989d4..e9bd88903a 100644
--- a/misc/getpass.c
+++ b/misc/getpass.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992,93,94,95,96,97,98,99 Free Software Foundation, Inc.
+/* Copyright (C) 1992,93,94,95,96,97,98,99,2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -17,6 +17,7 @@
    02111-1307 USA.  */
 
 #include <stdio.h>
+#include <stdio_ext.h>
 #include <termios.h>
 #include <unistd.h>
 
@@ -55,7 +56,12 @@ getpass (prompt)
       out = stderr;
     }
   else
-    out = in;
+    {
+      /* We do the locking ourselves.  */
+      __fsetlocking (tf, FSETLOCKING_BYCALLER);
+
+      out = in;
+    }
 
   flockfile (out);
 
diff --git a/misc/getttyent.c b/misc/getttyent.c
index 3295a6edac..dfc57d5ce8 100644
--- a/misc/getttyent.c
+++ b/misc/getttyent.c
@@ -33,6 +33,7 @@ static char sccsid[] = "@(#)getttyent.c	8.1 (Berkeley) 6/4/93";
 
 #include <ttyent.h>
 #include <stdio.h>
+#include <stdio_ext.h>
 #include <ctype.h>
 #include <string.h>
 
@@ -190,8 +191,11 @@ setttyent()
 	if (tf) {
 		(void)rewind(tf);
 		return (1);
-	} else if ((tf = fopen(_PATH_TTYS, "r")))
+	} else if ((tf = fopen(_PATH_TTYS, "r"))) {
+		/* We do the locking ourselves.  */
+		__fsetlocking (tf, FSETLOCKING_BYCALLER);
 		return (1);
+	}
 	return (0);
 }
 
diff --git a/misc/getusershell.c b/misc/getusershell.c
index 5ac08ce7f8..c15b8f664f 100644
--- a/misc/getusershell.c
+++ b/misc/getusershell.c
@@ -35,6 +35,7 @@ static char sccsid[] = "@(#)getusershell.c	8.1 (Berkeley) 6/4/93";
 #include <sys/file.h>
 #include <sys/stat.h>
 #include <stdio.h>
+#include <stdio_ext.h>
 #include <ctype.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -116,6 +117,8 @@ initshells()
 		strings = NULL;
 		return (char **) okshells;
 	}
+	/* No threads using this stream.  */
+	__fsetlocking (fp, FSETLOCKING_BYCALLER);
 	sp = shells;
 	cp = strings;
 	flen = statb.st_size;
diff --git a/misc/mntent_r.c b/misc/mntent_r.c
index e77b06ca13..7d86626fb5 100644
--- a/misc/mntent_r.c
+++ b/misc/mntent_r.c
@@ -1,5 +1,5 @@
 /* Utilities for reading/writing fstab, mtab, etc.
-   Copyright (C) 1995,1996,1997,1998,1999,2000 Free Software Foundation, Inc.
+   Copyright (C) 1995-2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -20,6 +20,7 @@
 #include <alloca.h>
 #include <mntent.h>
 #include <stdio.h>
+#include <stdio_ext.h>
 #include <string.h>
 #include <sys/types.h>
 
@@ -33,7 +34,13 @@
 FILE *
 __setmntent (const char *file, const char *mode)
 {
-  return fopen (file, mode);
+  FILE *result = fopen (file, mode);
+
+  if (result != NULL)
+    /* We do the locking ourselves.  */
+    __fsetlocking (fp, FSETLOCKING_BYCALLER);
+
+  return result;
 }
 weak_alias (__setmntent, setmntent)