133 lines
4.7 KiB
C
133 lines
4.7 KiB
C
/* $Id: freebsd.h,v 1.9 1999/04/27 15:43:56 obrien Exp $ */
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/* Base configuration file for all FreeBSD targets.
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Copyright (C) 1999 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Common FreeBSD configuration.
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All FreeBSD architectures should include this file, which will specify
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their commonalities.
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Adapted from /usr/src/contrib/gcc/config/i386/freebsd.h &
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egcs/gcc/config/i386/freebsd-elf.h version by David O'Brien */
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/* Don't assume anything about the header files. */
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#undef NO_IMPLICIT_EXTERN_C
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#define NO_IMPLICIT_EXTERN_C
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/* This defines which switch letters take arguments. On FreeBSD, most of
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the normal cases (defined in gcc.c) apply, and we also have -h* and
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-z* options (for the linker) (comming from svr4).
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We also have -R (alias --rpath), no -z, --soname (-h), --assert etc. */
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#define FBSD_SWITCH_TAKES_ARG(CHAR) \
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(DEFAULT_SWITCH_TAKES_ARG (CHAR) \
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|| (CHAR) == 'h' \
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|| (CHAR) == 'z' /* ignored by ld */ \
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|| (CHAR) == 'R')
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#define FBSD_WORD_SWITCH_TAKES_ARG(STR) \
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(DEFAULT_WORD_SWITCH_TAKES_ARG (STR) \
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|| !strcmp (STR, "rpath") || !strcmp (STR, "rpath-link") \
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|| !strcmp (STR, "soname") || !strcmp (STR, "defsym") \
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|| !strcmp (STR, "assert") || !strcmp (STR, "dynamic-linker"))
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/* Place spaces around this string. We depend on string splicing to produce
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the final CPP_PREDEFINES value. */
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#define CPP_FBSD_PREDEFINES " -Dunix -D__FreeBSD__=4 -D__FreeBSD_cc_version=400002 -Asystem(unix) -Asystem(FreeBSD) "
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/* Provide a LIB_SPEC appropriate for FreeBSD. Just select the appropriate
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libc, depending on whether we're doing profiling.
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(like the default, except no -lg, and no -p. */
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#undef LIB_SPEC
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#define LIB_SPEC "%{!shared:%{!pg:%{!pthread:%{!kthread:-lc}%{kthread:-lpthread -lc}}%{pthread:-lc_r}}%{pg:%{!pthread:%{!kthread:-lc_p}%{kthread:-lpthread_p -lc_p}}%{pthread:-lc_r_p}}}"
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/* Let gcc locate this for us according to the -m rules */
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#undef LIBGCC_SPEC
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#define LIBGCC_SPEC \
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"%{!shared:%{!pthread:%{!kthread:libgcc.a%s}}%{pthread|kthread:libgcc_r.a%s}}"
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/* Code generation parameters. */
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/* Don't default to pcc-struct-return, because gcc is the only compiler, and
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we want to retain compatibility with older gcc versions.
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(even though the svr4 ABI for the i386 says that records and unions are
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returned in memory) */
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#undef DEFAULT_PCC_STRUCT_RETURN
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#define DEFAULT_PCC_STRUCT_RETURN 0
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/* Ensure we the configuration knows our system correctly so we can link with
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libraries compiled with the native cc. */
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#undef NO_DOLLAR_IN_LABEL
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/* Wait until EGCS 1.2 to use more efficient ``thunks'' to implement
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C++ vtables. */
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#undef DEFAULT_VTABLE_THUNKS
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#define DEFAULT_VTABLE_THUNKS 0
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/* Miscellaneous parameters. */
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/* Tell libgcc2.c that FreeBSD targets support atexit(3). */
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#define HAVE_ATEXIT
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/* FREEBSD_NATIVE is defined when gcc is integrated into the FreeBSD
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source tree so it can be configured appropriately without using
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the GNU configure/build mechanism. */
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#ifdef FREEBSD_NATIVE
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/* Look for the include files in the system-defined places. */
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#define GPLUSPLUS_INCLUDE_DIR "/usr/include/g++"
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#define GCC_INCLUDE_DIR "/usr/include"
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/* Now that GCC knows what the include path applies to, put the G++ one first.
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C++ can now have include files that override the default C ones. */
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#undef INCLUDE_DEFAULTS
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#define INCLUDE_DEFAULTS \
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{ \
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{ GPLUSPLUS_INCLUDE_DIR, "C++", 1, 1 }, \
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{ GCC_INCLUDE_DIR, "GCC", 0, 0 }, \
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{ 0, 0, 0, 0 } \
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}
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/* Under FreeBSD, the normal location of the compiler back ends is the
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/usr/libexec directory. */
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#undef STANDARD_EXEC_PREFIX
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#undef TOOLDIR_BASE_PREFIX
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#undef MD_EXEC_PREFIX
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#define STANDARD_EXEC_PREFIX "/usr/libexec/"
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#define TOOLDIR_BASE_PREFIX "/usr/libexec/"
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#define MD_EXEC_PREFIX "/usr/libexec/"
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/* Under FreeBSD, the normal location of the various *crt*.o files is the
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/usr/lib directory. */
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#undef STANDARD_STARTFILE_PREFIX
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#define STANDARD_STARTFILE_PREFIX "/usr/lib/"
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/* FreeBSD is 4.4BSD derived */
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#define bsd4_4
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#endif /* FREEBSD_NATIVE */
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