sync with glibc

libutil/forkpty.c

@@ -3,19 +3,22 @@
    Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#define openpty __openpty
+#define login_tty __login_tty
 
 #include <sys/types.h>
 #include <termios.h>
@@ -23,34 +26,34 @@
 #include <utmp.h>
 #include <pty.h>
 
-extern int __openpty (int *amaster, int *aslave, char *name, struct termios *termp,
-						struct winsize *winp) attribute_hidden;
-extern int __login_tty(int fd) attribute_hidden;
-
-int forkpty (int *amaster, char *name, 
-	struct termios *termp, struct winsize *winp)
+int
+forkpty (amaster, name, termp, winp)
+     int *amaster;
+     char *name;
+     struct termios *termp;
+     struct winsize *winp;
 {
-    int master, slave, pid;
+  int master, slave, pid;
 
-    if (__openpty (&master, &slave, name, termp, winp) == -1)
-	return -1;
+  if (openpty (&master, &slave, name, termp, winp) == -1)
+    return -1;
 
-    switch (pid = fork ())
+  switch (pid = fork ())
     {
-	case -1:
-	    return -1;
-	case 0:
-	    /* Child.  */
-	    close (master);
-	    if (__login_tty (slave))
-		_exit (1);
-
-	    return 0;
-	default:
-	    /* Parent.  */
-	    *amaster = master;
-	    close (slave);
-
-	    return pid;
+    case -1:
+      return -1;
+    case 0:
+      /* Child.  */
+      close (master);
+      if (login_tty (slave))
+	_exit (1);
+
+      return 0;
+    default:
+      /* Parent.  */
+      *amaster = master;
+      close (slave);
+
+      return pid;
     }
 }

libutil/logout.c

@@ -1,21 +1,21 @@
-/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 2002 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #include <errno.h>
 #include <string.h>
@@ -30,7 +30,8 @@ logout (const char *line)
   int result = 0;
 
   /* Tell that we want to use the UTMP file.  */
-  utmpname (_PATH_UTMP);
+  if (utmpname (_PATH_UTMP) == -1)
+    return 0;
 
   /* Open UTMP file.  */
   setutent ();

libutil/logwtmp.c

@@ -1,21 +1,22 @@
 /* wtmp support rubbish (i.e. complete crap)
- *
- * Written by Erik Andersen <andersee@debian.org> 
- *
- * This library is free software; you can redistribute it and/or 
- * modify it under the terms of the GNU Library General Public License as 
- * published by the Free Software Foundation; either version 2 of the 
- * License, or (at your option) any later version.  
- *
- * This library is distributed in the hope that it will be useful, 
- * but WITHOUT ANY WARRANTY; without even the implied warranty of 
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
- * Library General Public License for more details.  
- *
- * You should have received a copy of the GNU Library General Public 
- * License along with this library; see the file COPYING.LIB.  If not, 
- * write to the Free Software Foundation, Inc., 675 Mass Ave, 
- * Cambridge, MA 02139, USA.  */
+
+   Written by Erik Andersen <andersee@debian.org> 
+
+   The GNU C Library is free software
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #include <string.h>
 #include <sys/time.h>

libutil/openpty.c

@@ -1,21 +1,21 @@
-/* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1998, 1999, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998.
 
    The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Library General Public License as
-   published by the Free Software Foundation; either version 2 of the
-   License, or (at your option) any later version.
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
 
    The GNU C Library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Library General Public License for more details.
+   Lesser General Public License for more details.
 
-   You should have received a copy of the GNU Library General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #include <errno.h>
 #include <fcntl.h>
@@ -72,7 +72,7 @@ pts_name (int fd, char **pts, size_t buf_len)
       if (! new_buf)
 	{
 	  rv = -1;
-	  errno = ENOMEM;
+	  __set_errno (ENOMEM);
 	  break;
 	}
       buf = new_buf;