[thirdparty/glibc.git] / sysdeps / mach / hurd / dl-sysdep.h

/* System-specific settings for dynamic linker code.  Hurd version.
   Copyright (C) 2002, 2005 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.  */

/* The private errno doesn't make sense on the Hurd.  errno is always the
   thread-local slot shared with libc, and it matters to share the cell
   with libc because after startup we use libc functions that set errno
   (open, mmap, etc).  */

#define RTLD_PRIVATE_ERRNO 0

#ifdef SHARED
/* _dl_argv cannot be attribute_relro, because the stack-switching
   libc initializer for using cthreads might write into it.  */
# define DL_ARGV_NOT_RELRO 1
#endif
Commit	Line	Data
ce460d04	1	/* System-specific settings for dynamic linker code. Hurd version.
cdb3f98a	2	Copyright (C) 2002, 2005 Free Software Foundation, Inc.
fb23eb25 UD	3	This file is part of the GNU C Library.
	4
	5	The GNU C Library is free software; you can redistribute it and/or
	6	modify it under the terms of the GNU Lesser General Public
	7	License as published by the Free Software Foundation; either
	8	version 2.1 of the License, or (at your option) any later version.
	9
	10	The GNU C Library is distributed in the hope that it will be useful,
	11	but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	Lesser General Public License for more details.
	14
	15	You should have received a copy of the GNU Lesser General Public
	16	License along with the GNU C Library; if not, write to the Free
	17	Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
	18	02111-1307 USA. */
	19
ce460d04 RM	20	/* The private errno doesn't make sense on the Hurd. errno is always the
	21	thread-local slot shared with libc, and it matters to share the cell
	22	with libc because after startup we use libc functions that set errno
	23	(open, mmap, etc). */
fb23eb25	24
ce460d04	25	#define RTLD_PRIVATE_ERRNO 0
cdb3f98a RM	26
	27	#ifdef SHARED
	28	/* _dl_argv cannot be attribute_relro, because the stack-switching
	29	libc initializer for using cthreads might write into it. */
	30	# define DL_ARGV_NOT_RELRO 1
	31	#endif