* nscd/Makefile: Add rules to build nscd as a PIE.

2003-09-23  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/sys/alpha/sysmacros.h: Removed.
	* sysdeps/unix/sysv/linux/sys/sparc/sysmacros.h: Removed.
	* 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>.
This commit is contained in:
Ulrich Drepper 2003-09-24 06:12:33 +00:00
parent 9a276f8e1e
commit df244a7b4d
8 changed files with 55 additions and 159 deletions

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@ -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> 2003-09-23 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/sys/sysmacros.h: Adjust for larger * sysdeps/unix/sysv/linux/sys/sysmacros.h: Adjust for larger
kernel dev_t size. 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/makedev.c: New file.
* sysdeps/unix/sysv/linux/Dist: Add makedev.c. * sysdeps/unix/sysv/linux/Dist: Add makedev.c.
* sysdeps/unix/sysv/linux/Makefile [subdir=misc] * sysdeps/unix/sysv/linux/Makefile [subdir=misc]
(sysdep_routines): Add makedev. (sysdep_routines): Add makedev.
* sysdeps/unix/sysv/linux/Versions [libc] (GLIBC_2.3.3): Add * sysdeps/unix/sysv/linux/Versions [libc] (GLIBC_2.3.3): Add
major, minor, makedev. 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> 2003-09-23 Ulrich Drepper <drepper@redhat.com>

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@ -34,7 +34,7 @@ nscd-modules := nscd connections pwdcache getpwnam_r getpwuid_r grpcache \
ifeq ($(have-thread-library),yes) ifeq ($(have-thread-library),yes)
others := nscd nscd_nischeck others := nscd_nischeck
install-sbin := nscd nscd_nischeck install-sbin := nscd nscd_nischeck
extra-objs := $(nscd-modules:=.o) nscd_nischeck.o extra-objs := $(nscd-modules:=.o) nscd_nischeck.o
@ -57,6 +57,37 @@ CFLAGS-nscd_getpw_r.c = -fexceptions
CFLAGS-nscd_getgr_r.c = -fexceptions CFLAGS-nscd_getgr_r.c = -fexceptions
CFLAGS-nscd_gethst_r.c = -fexceptions CFLAGS-nscd_gethst_r.c = -fexceptions
ifeq (yesyes,$(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. # This makes sure -DNOT_IN_libc is passed for all these modules.
cpp-srcs-left := $(nscd-modules:=.c) cpp-srcs-left := $(nscd-modules:=.c)
lib := nonlib lib := nonlib

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@ -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 */

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@ -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);
}

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@ -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)

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@ -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 */

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@ -28,10 +28,12 @@
int int
ustat (dev_t dev, struct ustat *ubuf) 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. */ /* 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));
} }

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@ -33,7 +33,7 @@
int int
__xmknod (int vers, const char *path, mode_t mode, dev_t *dev) __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) 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. */ /* 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) weak_alias (__xmknod, _xmknod)