diff options
| -rw-r--r-- | ChangeLog | 12 | ||||
| -rw-r--r-- | nscd/Makefile | 33 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/sys/sysmacros.h | 29 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/ustat.c | 34 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/xmknod.c | 48 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sys/sysmacros.h | 41 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ustat.c | 8 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/xmknod.c | 9 |
8 files changed, 55 insertions, 159 deletions
@@ -1,13 +1,25 @@ 2003-09-23 Ulrich Drepper <drepper@redhat.com> + * nscd/Makefile: Add rules to build nscd as a PIE. + +2003-09-23 Ulrich Drepper <drepper@redhat.com> + * sysdeps/unix/sysv/linux/sys/sysmacros.h: Adjust for larger kernel dev_t size. + * sysdeps/unix/sysv/linux/sys/alpha/sysmacros.h: Removed. + * sysdeps/unix/sysv/linux/sys/sparc/sysmacros.h: Removed. * sysdeps/unix/sysv/linux/makedev.c: New file. * sysdeps/unix/sysv/linux/Dist: Add makedev.c. * sysdeps/unix/sysv/linux/Makefile [subdir=misc] (sysdep_routines): Add makedev. * sysdeps/unix/sysv/linux/Versions [libc] (GLIBC_2.3.3): Add major, minor, makedev. + * sysdeps/unix/sysv/linux/ustat.c (ustat): Adjust for 32-bit + kernel dev_t. + * sysdeps/unix/sysv/linux/alpha/ustat.c: Removed. + * sysdeps/unix/sysv/linux/xmknod.c (__xmknod): Likewise. + * sysdeps/unix/sysv/linux/alpha/xmknod.c: Removed. + Code by Alexander Viro <aviro@redhat.com>. 2003-09-23 Ulrich Drepper <drepper@redhat.com> diff --git a/nscd/Makefile b/nscd/Makefile index 7931099..19875fb 100644 --- a/nscd/Makefile +++ b/nscd/Makefile @@ -34,7 +34,7 @@ nscd-modules := nscd connections pwdcache getpwnam_r getpwuid_r grpcache \ ifeq ($(have-thread-library),yes) -others := nscd nscd_nischeck +others := nscd_nischeck install-sbin := nscd nscd_nischeck extra-objs := $(nscd-modules:=.o) nscd_nischeck.o @@ -57,6 +57,37 @@ CFLAGS-nscd_getpw_r.c = -fexceptions CFLAGS-nscd_getgr_r.c = -fexceptions CFLAGS-nscd_gethst_r.c = -fexceptions +ifeq (yesyes,$(have-fpie)$(build-shared)) +CFLAGS-nscd.c = -fpie +CFLAGS-connections.c = -fpie +CFLAGS-pwdcache.c = -fpie +CFLAGS-getpwnam_r.c = -fpie +CFLAGS-getpwuid_r.c = -fpie +CFLAGS-grpcache.c = -fpie +CFLAGS-getgrnam_r.c = -fpie +CFLAGS-getgrgid_r.c = -fpie +CFLAGS-hstcache.c = -fpie +CFLAGS-gethstbyad_r.c = -fpie +CFLAGS-gethstbynm2_r.c = -fpie +CFLAGS-dbg_log.c = -fpie +CFLAGS-nscd_conf.c = -fpie +CFLAGS-nscd_stat.c = -fpie +CFLAGS-cache.c = -fpie +CFLAGS-xmalloc.c = -fpie +CFLAGS-xstrdup.c = -fpie + +$(objpfx)nscd: $(addprefix $(objpfx),$(nscd-modules:=.o)) + $(LINK.o) -pie -Wl,-O1 \ + $(sysdep-LDFLAGS) $(config-LDFLAGS) \ + $(extra-B-$(@F:lib%.so=%).so) -B$(csu-objpfx) \ + $(extra-B-$(@F:lib%.so=%).so) $(load-map-file) \ + $(LDFLAGS) $(LDFLAGS-$(@F)) \ + -L$(subst :, -L,$(rpath-link)) -Wl,-rpath-link=$(rpath-link) \ + -o $@ $^ $(common-objpfx)libc_nonshared.a +else +others += nscd +endif + # This makes sure -DNOT_IN_libc is passed for all these modules. cpp-srcs-left := $(nscd-modules:=.c) lib := nonlib diff --git a/sysdeps/unix/sysv/linux/alpha/sys/sysmacros.h b/sysdeps/unix/sysv/linux/alpha/sys/sysmacros.h deleted file mode 100644 index 43ec376..0000000 --- a/sysdeps/unix/sysv/linux/alpha/sys/sysmacros.h +++ /dev/null @@ -1,29 +0,0 @@ -/* Definitions of macros to access `dev_t' values. - Copyright (C) 1996, 1997, 1999 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 - 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. */ - -#ifndef _SYS_SYSMACROS_H -#define _SYS_SYSMACROS_H 1 - -/* For compatibility we provide alternative names. */ -#define major(dev) ((int)(((dev) >> 8) & 0xff)) -#define minor(dev) ((int)((dev) & 0xff)) -#define makedev(major, minor) ((((unsigned int) (major)) << 8) \ - | ((unsigned int) (minor))) - -#endif /* sys/sysmacros.h */ diff --git a/sysdeps/unix/sysv/linux/alpha/ustat.c b/sysdeps/unix/sysv/linux/alpha/ustat.c deleted file mode 100644 index 4e3bf63..0000000 --- a/sysdeps/unix/sysv/linux/alpha/ustat.c +++ /dev/null @@ -1,34 +0,0 @@ -/* Copyright (C) 1997, 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. - - 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. - - 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 <errno.h> -#include <sys/ustat.h> -#include <sys/sysmacros.h> -#include <sysdep.h> - -int -ustat (dev_t dev, struct ustat *ubuf) -{ - unsigned int k_dev; - - /* We must convert the value to dev_t type used by the kernel. */ - k_dev = ((major (dev) & 0xff) << 8) | (minor (dev) & 0xff); - - return INLINE_SYSCALL (ustat, 2, k_dev, ubuf); -} diff --git a/sysdeps/unix/sysv/linux/alpha/xmknod.c b/sysdeps/unix/sysv/linux/alpha/xmknod.c deleted file mode 100644 index e74f4c0..0000000 --- a/sysdeps/unix/sysv/linux/alpha/xmknod.c +++ /dev/null @@ -1,48 +0,0 @@ -/* xmknod call using old-style Unix mknod system call. - Copyright (C) 1991,1993,1995,1996,1997,2002,2003 - 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 - 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 <errno.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <sys/sysmacros.h> -#include <sysdep.h> - -/* Create a device file named PATH, with permission and special bits MODE - and device number DEV (which can be constructed from major and minor - device numbers with the `makedev' macro above). */ -int -__xmknod (int vers, const char *path, mode_t mode, dev_t *dev) -{ - unsigned int k_dev; - - if (vers != _MKNOD_VER) - { - __set_errno (EINVAL); - return -1; - } - - /* We must convert the value to dev_t type used by the kernel. */ - k_dev = ((major (*dev) & 0xff) << 8) | (minor (*dev) & 0xff); - - return INLINE_SYSCALL (mknod, 3, path, mode, k_dev); -} - -weak_alias (__xmknod, _xmknod) -libc_hidden_def (__xmknod) diff --git a/sysdeps/unix/sysv/linux/sparc/sys/sysmacros.h b/sysdeps/unix/sysv/linux/sparc/sys/sysmacros.h deleted file mode 100644 index 3a2c44d..0000000 --- a/sysdeps/unix/sysv/linux/sparc/sys/sysmacros.h +++ /dev/null @@ -1,41 +0,0 @@ -/* Definitions of macros to access `dev_t' values. - Copyright (C) 1996, 1997, 1999 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 - 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. */ - -#ifndef _SYS_SYSMACROS_H -#define _SYS_SYSMACROS_H 1 - -#include <bits/wordsize.h> - -/* For compatibility we provide alternative names. - - The problem here is that compilers other than GCC probably don't - have the `long long' type and so `dev_t' is actually an array. */ -#if __WORDSIZE == 64 || (defined __GNUC__ && __GNUC__ >= 2) -# define major(dev) ((int)(((dev) >> 8) & 0xff)) -# define minor(dev) ((int)((dev) & 0xff)) -# define makedev(major, minor) ((((unsigned int) (major)) << 8) \ - | ((unsigned int) (minor))) -#else -# define major(dev) (((dev).__val[1] >> 8) & 0xff) -# define minor(dev) ((dev).__val[1] & 0xff) -# define makedev(major, minor) { 0, ((((unsigned int) (major)) << 8) \ - | ((unsigned int) (minor))) } -#endif - -#endif /* sys/sysmacros.h */ diff --git a/sysdeps/unix/sysv/linux/ustat.c b/sysdeps/unix/sysv/linux/ustat.c index 5ffd765..e1acbed 100644 --- a/sysdeps/unix/sysv/linux/ustat.c +++ b/sysdeps/unix/sysv/linux/ustat.c @@ -28,10 +28,12 @@ int ustat (dev_t dev, struct ustat *ubuf) { - unsigned short int k_dev; + unsigned long long int k_dev; /* We must convert the value to dev_t type used by the kernel. */ - k_dev = ((major (dev) & 0xff) << 8) | (minor (dev) & 0xff); + k_dev = dev & ((1ULL << 32) - 1); + if (k_dev != dev) + return EOVERFLOW; - return INLINE_SYSCALL (ustat, 2, k_dev, CHECK_1 (ubuf)); + return INLINE_SYSCALL (ustat, 2, (unsigned int) k_dev, CHECK_1 (ubuf)); } diff --git a/sysdeps/unix/sysv/linux/xmknod.c b/sysdeps/unix/sysv/linux/xmknod.c index 210c55e..4c5b1f4 100644 --- a/sysdeps/unix/sysv/linux/xmknod.c +++ b/sysdeps/unix/sysv/linux/xmknod.c @@ -33,7 +33,7 @@ int __xmknod (int vers, const char *path, mode_t mode, dev_t *dev) { - unsigned short int k_dev; + unsigned long long int k_dev; if (vers != _MKNOD_VER) { @@ -42,9 +42,12 @@ __xmknod (int vers, const char *path, mode_t mode, dev_t *dev) } /* We must convert the value to dev_t type used by the kernel. */ - k_dev = ((major (*dev) & 0xff) << 8) | (minor (*dev) & 0xff); + k_dev = (*dev) & ((1ULL << 32) - 1); + if (k_dev != *dev) + return EOVERFLOW; - return INLINE_SYSCALL (mknod, 3, CHECK_STRING (path), mode, k_dev); + return INLINE_SYSCALL (mknod, 3, CHECK_STRING (path), mode, + (unsigned int) k_dev); } weak_alias (__xmknod, _xmknod) |