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458 lines
14 KiB
458 lines
14 KiB
7 years ago
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commit cc0e6ed81fa3ab0eeecfc576098b4522f0323c4b
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Author: Roland McGrath <roland@hack.frob.com>
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Date: Fri May 3 16:33:26 2013 -0700
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Consolidate definitions of _FORTIFY_SOURCE wrappers for open{,64}{,at}.
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Index: b/io/Makefile
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===================================================================
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--- a/io/Makefile
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+++ b/io/Makefile
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@@ -36,10 +36,10 @@ routines := \
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statvfs fstatvfs statvfs64 fstatvfs64 \
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umask chmod fchmod lchmod fchmodat \
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mkdir mkdirat \
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- open open64 openat openat64 close \
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+ open open_2 open64 open64_2 openat openat_2 openat64 openat64_2 \
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read write lseek lseek64 access euidaccess faccessat \
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fcntl flock lockf lockf64 \
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- dup dup2 dup3 pipe pipe2 \
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+ close dup dup2 dup3 pipe pipe2 \
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creat creat64 \
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chdir fchdir \
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getcwd getwd getdirname \
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Index: b/io/open.c
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===================================================================
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--- a/io/open.c
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+++ b/io/open.c
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@@ -22,7 +22,6 @@
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#include <stddef.h>
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#include <stdio.h>
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-extern char **__libc_argv attribute_hidden;
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/* Open FILE with access OFLAG. If OFLAG includes O_CREAT,
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a third argument is the file protection. */
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@@ -57,15 +56,6 @@ weak_alias (__libc_open, open)
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stub_warning (open)
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-
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-int
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-__open_2 (file, oflag)
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- const char *file;
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- int oflag;
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-{
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- if (oflag & O_CREAT)
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- __fortify_fail ("invalid open call: O_CREAT without mode");
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-
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- return __open (file, oflag);
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-}
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+/* __open_2 is a generic wrapper that calls __open.
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+ So give a stub warning for that symbol too. */
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stub_warning (__open_2)
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Index: b/io/open64.c
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===================================================================
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--- a/io/open64.c
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+++ b/io/open64.c
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@@ -54,15 +54,6 @@ weak_alias (__libc_open64, open64)
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stub_warning (open64)
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-
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-int
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-__open64_2 (file, oflag)
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- const char *file;
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- int oflag;
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-{
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- if (oflag & O_CREAT)
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- __fortify_fail ("invalid open64 call: O_CREAT without mode");
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-
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- return __open64 (file, oflag);
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-}
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+/* __open64_2 is a generic wrapper that calls __open64.
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+ So give a stub warning for that symbol too. */
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stub_warning (__open64_2)
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Index: b/io/open64_2.c
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===================================================================
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--- /dev/null
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+++ b/io/open64_2.c
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@@ -0,0 +1,29 @@
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+/* _FORTIFY_SOURCE wrapper for open64.
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+ Copyright (C) 2013 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library; if not, see
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+ <http://www.gnu.org/licenses/>. */
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+
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+#include <fcntl.h>
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+#include <stdio.h>
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+
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+int
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+__open64_2 (const char *file, int oflag)
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+{
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+ if (oflag & O_CREAT)
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+ __fortify_fail ("invalid open64 call: O_CREAT without mode");
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+
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+ return __open64 (file, oflag);
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+}
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Index: b/io/open_2.c
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===================================================================
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--- /dev/null
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+++ b/io/open_2.c
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@@ -0,0 +1,29 @@
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+/* _FORTIFY_SOURCE wrapper for open.
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+ Copyright (C) 2013 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library; if not, see
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+ <http://www.gnu.org/licenses/>. */
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+
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+#include <fcntl.h>
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+#include <stdio.h>
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+
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+int
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+__open_2 (const char *file, int oflag)
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+{
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+ if (oflag & O_CREAT)
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+ __fortify_fail ("invalid open call: O_CREAT without mode");
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+
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+ return __open (file, oflag);
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+}
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Index: b/io/openat.c
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===================================================================
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--- a/io/openat.c
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+++ b/io/openat.c
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@@ -75,16 +75,6 @@ libc_hidden_def (__openat)
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weak_alias (__openat, openat)
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stub_warning (openat)
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-
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-int
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-__openat_2 (fd, file, oflag)
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- int fd;
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- const char *file;
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- int oflag;
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-{
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- if (oflag & O_CREAT)
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- __fortify_fail ("invalid openat call: O_CREAT without mode");
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-
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- return __openat (fd, file, oflag);
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-}
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+/* __openat_2 is a generic wrapper that calls __openat.
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+ So give a stub warning for that symbol too. */
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stub_warning (__openat_2)
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Index: b/io/openat64.c
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===================================================================
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--- a/io/openat64.c
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+++ b/io/openat64.c
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@@ -68,16 +68,6 @@ libc_hidden_def (__openat64)
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weak_alias (__openat64, openat64)
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stub_warning (openat64)
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-
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-int
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-__openat64_2 (fd, file, oflag)
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- int fd;
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- const char *file;
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- int oflag;
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-{
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- if (oflag & O_CREAT)
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- __fortify_fail ("invalid openat64 call: O_CREAT without mode");
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-
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- return __openat64 (fd, file, oflag);
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-}
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+/* __openat64_2 is a generic wrapper that calls __openat64.
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+ So give a stub warning for that symbol too. */
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stub_warning (__openat_2)
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Index: b/io/openat64_2.c
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===================================================================
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--- /dev/null
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+++ b/io/openat64_2.c
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@@ -0,0 +1,29 @@
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+/* _FORTIFY_SOURCE wrapper for openat64.
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+ Copyright (C) 2013 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library; if not, see
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+ <http://www.gnu.org/licenses/>. */
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+
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+#include <fcntl.h>
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+#include <stdio.h>
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+
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+int
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+__openat64_2 (int fd, const char *file, int oflag)
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+{
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+ if (oflag & O_CREAT)
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+ __fortify_fail ("invalid openat64 call: O_CREAT without mode");
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+
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+ return __openat64 (fd, file, oflag);
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+}
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Index: b/io/openat_2.c
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===================================================================
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--- /dev/null
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+++ b/io/openat_2.c
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@@ -0,0 +1,29 @@
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+/* _FORTIFY_SOURCE wrapper for openat.
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+ Copyright (C) 2013 Free Software Foundation, Inc.
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+ This file is part of the GNU C Library.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library; if not, see
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+ <http://www.gnu.org/licenses/>. */
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+
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+#include <fcntl.h>
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+#include <stdio.h>
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+
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+int
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+__openat_2 (int fd, const char *file, int oflag)
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+{
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+ if (oflag & O_CREAT)
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+ __fortify_fail ("invalid openat call: O_CREAT without mode");
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+
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+ return __openat (fd, file, oflag);
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+}
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Index: b/sysdeps/mach/hurd/open.c
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===================================================================
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--- a/sysdeps/mach/hurd/open.c
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+++ b/sysdeps/mach/hurd/open.c
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@@ -52,20 +52,9 @@ weak_alias (__libc_open, __open)
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libc_hidden_weak (__open)
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weak_alias (__libc_open, open)
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-int
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-__open_2 (file, oflag)
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- const char *file;
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- int oflag;
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-{
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- if (oflag & O_CREAT)
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- __fortify_fail ("invalid open call: O_CREAT without mode");
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-
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- return __open (file, oflag);
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-}
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/* open64 is just the same as open for us. */
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weak_alias (__libc_open, __libc_open64)
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weak_alias (__libc_open, __open64)
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libc_hidden_weak (_open64)
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weak_alias (__libc_open, open64)
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-strong_alias (__open_2, __open64_2)
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Index: b/sysdeps/mach/hurd/openat.c
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===================================================================
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--- a/sysdeps/mach/hurd/openat.c
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+++ b/sysdeps/mach/hurd/openat.c
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@@ -56,20 +56,7 @@ __openat (fd, file, oflag)
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libc_hidden_def (__openat)
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weak_alias (__openat, openat)
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-int
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-__openat_2 (fd, file, oflag)
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- int fd;
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- const char *file;
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- int oflag;
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-{
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- if (oflag & O_CREAT)
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- __fortify_fail ("invalid openat call: O_CREAT without mode");
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-
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- return __openat (fd, file, oflag);
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-}
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-
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/* openat64 is just the same as openat for us. */
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weak_alias (__openat, __openat64)
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libc_hidden_weak (__openat64)
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weak_alias (__openat, openat64)
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-strong_alias (__openat_2, __openat64_2)
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Index: b/sysdeps/unix/sysv/linux/Makefile
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===================================================================
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--- a/sysdeps/unix/sysv/linux/Makefile
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+++ b/sysdeps/unix/sysv/linux/Makefile
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@@ -158,7 +158,7 @@ endif
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ifeq ($(subdir),io)
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sysdep_routines += xstatconv internal_statvfs internal_statvfs64 \
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- sync_file_range open_2 open64_2 fallocate fallocate64
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+ sync_file_range fallocate fallocate64
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sysdep_headers += bits/fcntl-linux.h
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endif
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Index: b/sysdeps/unix/sysv/linux/open64_2.c
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===================================================================
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--- a/sysdeps/unix/sysv/linux/open64_2.c
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+++ /dev/null
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@@ -1,31 +0,0 @@
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-/* Copyright (C) 2007 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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-
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- The GNU C Library is free software; you can redistribute it and/or
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|
- modify it under the terms of the GNU Lesser General Public
|
||
|
- License as published by the Free Software Foundation; either
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- version 2.1 of the License, or (at your option) any later version.
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|
-
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|
- 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, see
|
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|
- <http://www.gnu.org/licenses/>. */
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-
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-#include <fcntl.h>
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-#include <stdio.h>
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-
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-
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-int
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-__open64_2 (file, oflag)
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- const char *file;
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|
- int oflag;
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-{
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- if (oflag & O_CREAT)
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- __fortify_fail ("invalid open64 call: O_CREAT without mode");
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-
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- return __open64 (file, oflag);
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-}
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Index: b/sysdeps/unix/sysv/linux/open_2.c
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===================================================================
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--- a/sysdeps/unix/sysv/linux/open_2.c
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+++ /dev/null
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|
@@ -1,31 +0,0 @@
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|
-/* Copyright (C) 2007 Free Software Foundation, Inc.
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|
- This file is part of the GNU C Library.
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|
-
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||
|
- The GNU C 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.
|
||
|
-
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||
|
- 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, see
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- <http://www.gnu.org/licenses/>. */
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-
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-#include <fcntl.h>
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-#include <stdio.h>
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-
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-
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-int
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-__open_2 (file, oflag)
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- const char *file;
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- int oflag;
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-{
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- if (oflag & O_CREAT)
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- __fortify_fail ("invalid open call: O_CREAT without mode");
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-
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- return __open (file, oflag);
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-}
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Index: b/sysdeps/unix/sysv/linux/openat.c
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===================================================================
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--- a/sysdeps/unix/sysv/linux/openat.c
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+++ b/sysdeps/unix/sysv/linux/openat.c
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@@ -29,7 +29,6 @@
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|
|
||
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#ifndef OPENAT
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# define OPENAT openat
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-# define __OPENAT_2 __openat_2
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|
|
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# ifndef __ASSUME_ATFCTS
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||
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/* Set errno after a failed call. If BUF is not null,
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|
@@ -179,18 +178,3 @@ __OPENAT (fd, file, oflag)
|
||
|
}
|
||
|
libc_hidden_def (__OPENAT)
|
||
|
weak_alias (__OPENAT, OPENAT)
|
||
|
-
|
||
|
-
|
||
|
-int
|
||
|
-__OPENAT_2 (fd, file, oflag)
|
||
|
- int fd;
|
||
|
- const char *file;
|
||
|
- int oflag;
|
||
|
-{
|
||
|
- if (oflag & O_CREAT)
|
||
|
-#define MSG(s) MSG2 (s)
|
||
|
-#define MSG2(s) "invalid " #s " call: O_CREAT without mode"
|
||
|
- __fortify_fail (MSG (OPENAT));
|
||
|
-
|
||
|
- return __OPENAT (fd, file, oflag);
|
||
|
-}
|
||
|
Index: b/sysdeps/unix/sysv/linux/openat64.c
|
||
|
===================================================================
|
||
|
--- a/sysdeps/unix/sysv/linux/openat64.c
|
||
|
+++ b/sysdeps/unix/sysv/linux/openat64.c
|
||
|
@@ -1,5 +1,4 @@
|
||
|
#define OPENAT openat64
|
||
|
-#define __OPENAT_2 __openat64_2
|
||
|
#define MORE_OFLAGS O_LARGEFILE
|
||
|
|
||
|
#include "openat.c"
|
||
|
Index: b/sysdeps/unix/sysv/linux/wordsize-64/openat.c
|
||
|
===================================================================
|
||
|
--- a/sysdeps/unix/sysv/linux/wordsize-64/openat.c
|
||
|
+++ b/sysdeps/unix/sysv/linux/wordsize-64/openat.c
|
||
|
@@ -1,16 +1,14 @@
|
||
|
#define __openat64 __rename___openat64
|
||
|
-#define __openat64_2 __rename___openat64_2
|
||
|
#define __openat64_nocancel __rename___openat64_nocancel
|
||
|
#define openat64 __rename_openat64
|
||
|
|
||
|
#include "../openat.c"
|
||
|
|
||
|
#undef __openat64
|
||
|
-#undef __openat64_2
|
||
|
#undef __openat64_nocancel
|
||
|
#undef openat64
|
||
|
|
||
|
-weak_alias (__openat, __openat64)
|
||
|
-weak_alias (__openat_2, __openat64_2)
|
||
|
-weak_alias (__openat_nocancel, __openat64_nocancel)
|
||
|
+strong_alias (__openat, __openat64)
|
||
|
+hidden_ver (__openat, __openat64)
|
||
|
+strong_alias (__openat_nocancel, __openat64_nocancel)
|
||
|
weak_alias (openat, openat64)
|