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authorUlrich Drepper <drepper@redhat.com>1999-08-25 06:43:29 +0000
committerUlrich Drepper <drepper@redhat.com>1999-08-25 06:43:29 +0000
commitad65970214c9dfaa6b61b9519cb0667b376e14d9 (patch)
tree49a899fb31d54ee548e11115a8103da7cee151db
parent5c8d1fc0f687643184ff7f8fe8e49a36d93bcc4f (diff)
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Update.
* login/pty-private.h: Move to... * sysdeps/generic/pty-private.h: ...here. * sysdeps/unix/sysv/linux/pty-private.h: New file. Linux specific version. * login/programs/pt_chown.c (do_pt_chown): Use unix98_pseudo_p is available.
-rw-r--r--ChangeLog7
-rw-r--r--login/programs/pt_chown.c8
-rw-r--r--sysdeps/generic/pty-private.h (renamed from login/pty-private.h)5
-rw-r--r--sysdeps/unix/sysv/linux/pty-private.h45
4 files changed, 63 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index f296f0dc4d..46d724daaa 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
1999-08-24 Ulrich Drepper <drepper@cygnus.com>
+ * login/pty-private.h: Move to...
+ * sysdeps/generic/pty-private.h: ...here.
+ * sysdeps/unix/sysv/linux/pty-private.h: New file. Linux specific
+ version.
+ * login/programs/pt_chown.c (do_pt_chown): Use unix98_pseudo_p is
+ available.
+
* libio/fileops.c (_IO_new_file_xsputn): Use _IO_OVERFLOW instead
of __overflow.
diff --git a/login/programs/pt_chown.c b/login/programs/pt_chown.c
index faec86b549..0205364748 100644
--- a/login/programs/pt_chown.c
+++ b/login/programs/pt_chown.c
@@ -109,7 +109,13 @@ do_pt_chown (void)
/* Check that the returned slave pseudo terminal is a
character device. */
- if (stat (pty, &st) < 0 || !S_ISCHR(st.st_mode))
+ if (stat (pty, &st) < 0
+#ifdef unix98_pseudo_p
+ || ! unix98_pseudo_p (st.st_rdev)
+#else
+ || !S_ISCHR(st.st_mode)
+#endif
+ )
return FAIL_EINVAL;
/* Get the group ID of the special `tty' group. */
diff --git a/login/pty-private.h b/sysdeps/generic/pty-private.h
index b20fd0edcc..25834790b4 100644
--- a/login/pty-private.h
+++ b/sysdeps/generic/pty-private.h
@@ -1,5 +1,5 @@
/* Internal defenitions and declarations for pseudo terminal functions.
- Copyright (C) 1998 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Zack Weinberg <zack@rabi.phys.columbia.edu>, 1998.
@@ -30,6 +30,9 @@
/* Path to the helper program that implements `grantpt' in user space. */
#define _PATH_PT_CHOWN LIBEXECDIR "/pt_chown"
+/* Test whether given TTY is really a Unix98 pseudo terminal. */
+/* #define unix98_pseudo_p(Dev) ... */
+
/* Exit codes for the helper program. */
enum /* failure modes */
{
diff --git a/sysdeps/unix/sysv/linux/pty-private.h b/sysdeps/unix/sysv/linux/pty-private.h
new file mode 100644
index 0000000000..a883e80c46
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/pty-private.h
@@ -0,0 +1,45 @@
+/* Internal defenitions and declarations for pseudo terminal functions.
+ Copyright (C) 1998, 1999 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.
+
+ 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.
+
+ 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. */
+
+#ifndef _PTY_PRIVATE_H
+#define _PTY_PRIVATE_H 1
+
+/* The group slave pseudo terminals belong to. */
+#define TTY_GROUP "tty"
+
+/* The file descriptor connected to the master pseudo terminal. */
+#define PTY_FILENO 3
+
+/* Path to the helper program that implements `grantpt' in user space. */
+#define _PATH_PT_CHOWN LIBEXECDIR "/pt_chown"
+
+/* Test whether given TTY is really a Unix98 pseudo terminal. */
+#define unix98_pseudo_p(Dev) ((Dev) >= 136 && (Dev) <= 143)
+
+/* Exit codes for the helper program. */
+enum /* failure modes */
+{
+ FAIL_EBADF = 1,
+ FAIL_EINVAL,
+ FAIL_EACCES,
+ FAIL_EXEC
+};
+
+#endif /* pty-private.h */