150 lines
5.5 KiB
C
150 lines
5.5 KiB
C
/* Base configuration file for all FreeBSD targets.
|
|
Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
|
|
|
|
This file is part of GNU CC.
|
|
|
|
GNU CC is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
GNU CC 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GNU CC; see the file COPYING. If not, write to
|
|
the Free Software Foundation, 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
/* Common FreeBSD configuration.
|
|
All FreeBSD architectures should include this file, which will specify
|
|
their commonalities.
|
|
Adapted from gcc/config/freebsd.h by
|
|
David O'Brien <obrien@FreeBSD.org>
|
|
Loren J. Rittle <ljrittle@acm.org>. */
|
|
|
|
|
|
/* In case we need to know. */
|
|
#define USING_CONFIG_FREEBSD_SPEC 1
|
|
|
|
/* This defines which switch letters take arguments. On FreeBSD, most of
|
|
the normal cases (defined in gcc.c) apply, and we also have -h* and
|
|
-z* options (for the linker) (coming from SVR4).
|
|
We also have -R (alias --rpath), no -z, --soname (-h), --assert etc. */
|
|
|
|
#define FBSD_SWITCH_TAKES_ARG(CHAR) \
|
|
(DEFAULT_SWITCH_TAKES_ARG (CHAR) \
|
|
|| (CHAR) == 'h' \
|
|
|| (CHAR) == 'z' /* ignored by ld */ \
|
|
|| (CHAR) == 'R')
|
|
|
|
/* This defines which multi-letter switches take arguments. */
|
|
|
|
#define FBSD_WORD_SWITCH_TAKES_ARG(STR) \
|
|
(DEFAULT_WORD_SWITCH_TAKES_ARG (STR) \
|
|
|| !strcmp ((STR), "rpath") || !strcmp ((STR), "rpath-link") \
|
|
|| !strcmp ((STR), "soname") || !strcmp ((STR), "defsym") \
|
|
|| !strcmp ((STR), "assert") || !strcmp ((STR), "dynamic-linker"))
|
|
|
|
#if FBSD_MAJOR == 6
|
|
#define FBSD_CPP_PREDEFINES \
|
|
"-D__FreeBSD__=6 -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
|
|
#endif
|
|
|
|
#if FBSD_MAJOR == 5
|
|
#define FBSD_CPP_PREDEFINES \
|
|
"-D__FreeBSD__=5 -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
|
|
#endif
|
|
|
|
#if FBSD_MAJOR == 4
|
|
#define FBSD_CPP_PREDEFINES \
|
|
"-D__FreeBSD__=4 -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
|
|
#endif
|
|
|
|
#if FBSD_MAJOR == 3
|
|
#define FBSD_CPP_PREDEFINES \
|
|
"-D__FreeBSD__=3 -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
|
|
#endif
|
|
|
|
#ifndef FBSD_CPP_PREDEFINES
|
|
#define FBSD_CPP_PREDEFINES \
|
|
"-D__FreeBSD__ -Dunix -D__ELF__ -D__KPRINTF_ATTRIBUTE__ -Asystem=unix -Asystem=bsd -Asystem=FreeBSD"
|
|
#endif
|
|
|
|
/* Provide a CPP_SPEC appropriate for FreeBSD. We just deal with the GCC
|
|
option `-posix', and PIC issues. */
|
|
|
|
#define FBSD_CPP_SPEC " \
|
|
%(cpp_cpu) \
|
|
%{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__} \
|
|
%{posix:-D_POSIX_SOURCE}"
|
|
|
|
/* Provide a STARTFILE_SPEC appropriate for FreeBSD. Here we add
|
|
the magical crtbegin.o file (see crtstuff.c) which provides part
|
|
of the support for getting C++ file-scope static object constructed
|
|
before entering `main'. */
|
|
|
|
#define FBSD_STARTFILE_SPEC \
|
|
"%{!shared: \
|
|
%{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
|
|
%{!p:%{profile:gcrt1.o%s} \
|
|
%{!profile:crt1.o%s}}}} \
|
|
crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
|
|
|
|
/* Provide a ENDFILE_SPEC appropriate for FreeBSD. Here we tack on
|
|
the magical crtend.o file (see crtstuff.c) which provides part of
|
|
the support for getting C++ file-scope static object constructed
|
|
before entering `main', followed by a normal "finalizer" file,
|
|
`crtn.o'. */
|
|
|
|
#define FBSD_ENDFILE_SPEC \
|
|
"%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
|
|
|
|
/* Provide a LIB_SPEC appropriate for FreeBSD as configured and as
|
|
required by the user-land thread model. Before __FreeBSD_version
|
|
500016, select the appropriate libc, depending on whether we're
|
|
doing profiling or need threads support. At __FreeBSD_version
|
|
500016 and later, when threads support is requested include both
|
|
-lc and -lc_r instead of only -lc_r. To make matters interesting,
|
|
we can't actually use __FreeBSD_version provided by <osreldate.h>
|
|
directly since it breaks cross-compiling. As a final twist, make
|
|
it a hard error if -pthread is provided on the command line and gcc
|
|
was configured with --disable-threads (this will help avoid bug
|
|
reports from users complaining about threading when they
|
|
misconfigured the gcc bootstrap but are later consulting FreeBSD
|
|
manual pages that refer to the mythical -pthread option). */
|
|
|
|
/* Provide a LIB_SPEC appropriate for FreeBSD. Just select the appropriate
|
|
libc, depending on whether we're doing profiling or need threads support.
|
|
(simular to the default, except no -lg, and no -p). */
|
|
|
|
#ifdef FBSD_NO_THREADS
|
|
#define FBSD_LIB_SPEC " \
|
|
%{pthread: %eThe -pthread option is only supported on FreeBSD when gcc \
|
|
is built with the --enable-threads configure-time option.} \
|
|
%{!shared: \
|
|
%{!pg: -lc} \
|
|
%{pg: -lc_p} \
|
|
}"
|
|
#else
|
|
#if FBSD_MAJOR >= 5
|
|
#define FBSD_LIB_SPEC " \
|
|
%{!shared: \
|
|
%{!pg: %{pthread:-lc_r} -lc} \
|
|
%{pg: %{pthread:-lc_r_p} -lc_p} \
|
|
}"
|
|
#else
|
|
#define FBSD_LIB_SPEC " \
|
|
%{!shared: \
|
|
%{!pg: \
|
|
%{!pthread:-lc} \
|
|
%{pthread:-lc_r}} \
|
|
%{pg: \
|
|
%{!pthread:-lc_p} \
|
|
%{pthread:-lc_r_p}} \
|
|
}"
|
|
#endif
|
|
#endif
|