From b0d20a87b5f0ba27496abcb6a4f9ad99fd412303 Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sun, 21 Apr 1996 00:27:19 +0000 Subject: Sat Apr 20 18:13:00 1996 Roland McGrath * Makerules (no-whole-archive): Test $(have-no-whole-archive), not $(libc_cv_ld_no_whole_archive). Sat Apr 20 17:07:17 1996 Ulrich Drepper * assert/assert.h, ctype/ctype.h, dirent/dirent.h, errno.h, grp/grp.h, io/fcntl.h, io/sys/stat.h, io/utime.h, locale/locale.h, math/math.h, misc/nlist.h, misc/sgtty.h, misc/sys/file.h, misc/sys/ioctl.h, misc/sys/uio.h, posix/sys/times.h, posix/sys/types.h, posix/sys/utsname.h, posix/sys/wait.h, posix/tar.h, posix/wordexp.h, pwd/pwd.h, resource/sys/vlimit.h, resource/sys/vtimes.h, setjmp/setjmp.h, signal/signal.h, stdio-common/printf.h, stdlib/alloca.h, stdlib/stdlib.h, string/string.h, sysdeps/generic/sigaction.h, sysdeps/generic/sigset.h, sysdeps/generic/sys/ptrace.h, sysdeps/generic/sys/ptrace.h, sysdeps/unix/bsd/osf/sigaction.h, sysdeps/unix/sysv/linux/sys/ptrace.h, sysdeps/unix/sysv/minix/sigaction.h, sysdeps/unix/sysv/sco3.2.4/sigaction.h, sysdeps/unix/sysv/sysv4/sigaction.h, sysdeps/unix/sysv/sysv4/sigset.h, termios/termios.h, time/sys/time.h, time/time.h: Fix copyright comment. * sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): If uids and gids are not given in stack aux vector, fetch them with syscalls. --- sysdeps/generic/dl-sysdep.c | 18 +++++++++++++++++- sysdeps/generic/sigaction.h | 4 ++-- sysdeps/generic/sigset.h | 4 ++-- sysdeps/generic/sys/ptrace.h | 4 ++-- sysdeps/unix/bsd/osf/sigaction.h | 4 ++-- sysdeps/unix/sysv/linux/sys/ptrace.h | 2 +- sysdeps/unix/sysv/minix/sigaction.h | 4 ++-- sysdeps/unix/sysv/sco3.2.4/sigaction.h | 4 ++-- sysdeps/unix/sysv/sysv4/sigaction.h | 4 ++-- sysdeps/unix/sysv/sysv4/sigset.h | 5 ++--- 10 files changed, 34 insertions(+), 19 deletions(-) (limited to 'sysdeps') diff --git a/sysdeps/generic/dl-sysdep.c b/sysdeps/generic/dl-sysdep.c index 546993dbd1..4d5faad69f 100644 --- a/sysdeps/generic/dl-sysdep.c +++ b/sysdeps/generic/dl-sysdep.c @@ -40,6 +40,7 @@ _dl_sysdep_start (void **start_argptr, Elf32_auxv_t *av; uid_t uid, euid; gid_t gid, egid; + unsigned int seen; user_entry = (Elf32_Addr) &_start; _dl_argc = *(int *) start_argptr; @@ -49,7 +50,12 @@ _dl_sysdep_start (void **start_argptr, while (*start_argptr) ++start_argptr; - for (av = (void *) ++start_argptr; av->a_type != AT_NULL; ++av) + seen = 0; +#define M(type) (1 << (type)) + + for (av = (void *) ++start_argptr; + av->a_type != AT_NULL; + seen |= M ((++av)->a_type)) switch (av->a_type) { case AT_PHDR: @@ -75,6 +81,16 @@ _dl_sysdep_start (void **start_argptr, break; } + /* Linux doesn't provide us with any of these values on the stack + when the dynamic linker is run directly as a program. */ + +#define SEE(UID, uid) if ((seen & M (AT_##UID)) == 0) uid = __get##uid () + SEE (UID, uid); + SEE (GID, gid); + SEE (EUID, euid); + SEE (EGID, egid); + + _dl_secure = uid != euid || gid != egid; #ifdef DL_SYSDEP_INIT diff --git a/sysdeps/generic/sigaction.h b/sysdeps/generic/sigaction.h index 31ce45c705..1676b1ce8e 100644 --- a/sysdeps/generic/sigaction.h +++ b/sysdeps/generic/sigaction.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991, 1992 Free Software Foundation, Inc. +/* Copyright (C) 1991, 1992, 1996 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 @@ -13,7 +13,7 @@ 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* These definitions match those used by the 4.4 BSD kernel. diff --git a/sysdeps/generic/sigset.h b/sysdeps/generic/sigset.h index b3664e7876..e9dc7c728b 100644 --- a/sysdeps/generic/sigset.h +++ b/sysdeps/generic/sigset.h @@ -1,5 +1,5 @@ /* __sig_atomic_t, __sigset_t, and related definitions. Generic/BSD version. -Copyright (C) 1991, 1992, 1994 Free Software Foundation, Inc. +Copyright (C) 1991, 1992, 1994, 1996 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 @@ -14,7 +14,7 @@ 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _SIGSET_H_types diff --git a/sysdeps/generic/sys/ptrace.h b/sysdeps/generic/sys/ptrace.h index a342e62d64..5fab97e51f 100644 --- a/sysdeps/generic/sys/ptrace.h +++ b/sysdeps/generic/sys/ptrace.h @@ -1,5 +1,5 @@ /* `ptrace' debugger support interface. Generic version; constants are common. -Copyright (C) 1991, 1992 Free Software Foundation, Inc. +Copyright (C) 1991, 1992, 1996 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 @@ -14,7 +14,7 @@ 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _PTRACE_H diff --git a/sysdeps/unix/bsd/osf/sigaction.h b/sysdeps/unix/bsd/osf/sigaction.h index 8a4e2c5b84..d809b6bd74 100644 --- a/sysdeps/unix/bsd/osf/sigaction.h +++ b/sysdeps/unix/bsd/osf/sigaction.h @@ -1,5 +1,5 @@ /* Structure and constand definitions for sigaction et al. OSF/1 version. - Copyright (C) 1993 Free Software Foundation, Inc. + Copyright (C) 1993, 1996 Free Software Foundation, Inc. Contributed by Brendan Kehoe (brendan@zen.org). The GNU C Library is free software; you can redistribute it and/or @@ -14,7 +14,7 @@ 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* Structure describing the action to be taken when a signal arrives. */ diff --git a/sysdeps/unix/sysv/linux/sys/ptrace.h b/sysdeps/unix/sysv/linux/sys/ptrace.h index 51d3317af2..cf3709e802 100644 --- a/sysdeps/unix/sysv/linux/sys/ptrace.h +++ b/sysdeps/unix/sysv/linux/sys/ptrace.h @@ -14,7 +14,7 @@ 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _SYS_PTRACE_H diff --git a/sysdeps/unix/sysv/minix/sigaction.h b/sysdeps/unix/sysv/minix/sigaction.h index 9395206407..6b0c460914 100644 --- a/sysdeps/unix/sysv/minix/sigaction.h +++ b/sysdeps/unix/sysv/minix/sigaction.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1992 Free Software Foundation, Inc. +/* Copyright (C) 1992, 1996 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 @@ -13,7 +13,7 @@ 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* Structure describing the action to be taken when a signal arrives. */ diff --git a/sysdeps/unix/sysv/sco3.2.4/sigaction.h b/sysdeps/unix/sysv/sco3.2.4/sigaction.h index c6344f0810..c21b928cdb 100644 --- a/sysdeps/unix/sysv/sco3.2.4/sigaction.h +++ b/sysdeps/unix/sysv/sco3.2.4/sigaction.h @@ -1,5 +1,5 @@ /* The proper definitions for SCO's sigaction. -Copyright (C) 1993, 1994 Free Software Foundation, Inc. +Copyright (C) 1993, 1994, 1996 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 @@ -14,7 +14,7 @@ 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* Structure describing the action to be taken when a signal arrives. */ diff --git a/sysdeps/unix/sysv/sysv4/sigaction.h b/sysdeps/unix/sysv/sysv4/sigaction.h index dbb31f1077..1305ba61e6 100644 --- a/sysdeps/unix/sysv/sysv4/sigaction.h +++ b/sysdeps/unix/sysv/sysv4/sigaction.h @@ -1,5 +1,5 @@ /* The proper definitions for SVR4's sigaction. -Copyright (C) 1993, 1994 Free Software Foundation, Inc. +Copyright (C) 1993, 1994, 1996 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 @@ -14,7 +14,7 @@ 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* Structure describing the action to be taken when a signal arrives. */ diff --git a/sysdeps/unix/sysv/sysv4/sigset.h b/sysdeps/unix/sysv/sysv4/sigset.h index b21b519fc9..57aff36ab7 100644 --- a/sysdeps/unix/sysv/sysv4/sigset.h +++ b/sysdeps/unix/sysv/sysv4/sigset.h @@ -1,5 +1,5 @@ /* __sig_atomic_t, __sigset_t, and related definitions. SVR4 version. -Copyright (C) 1994, 1995 Free Software Foundation, Inc. +Copyright (C) 1994, 1995, 1996 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 @@ -14,7 +14,7 @@ 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, 1992 Free Software Foundation, Inc., 675 Mass Ave, +not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _SIGSET_H_types @@ -94,4 +94,3 @@ __sigismember (__const __sigset_t *__set, int __sig) } #endif /* ! _SIGSET_H_fns */ - -- cgit v1.2.3