minix/tools/gcc/files/dragonfly-spec.h

/* $DragonFly: src/gnu/usr.bin/cc41/cc_prep/config/dragonfly-spec.h,v 1.5 2008/07/24 21:45:10 corecode Exp $ */

/* Base configuration file for all DragonFly targets.
   Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.

This file is part of GCC.

GCC 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.

GCC 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 GCC; see the file COPYING.  If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.  */

/* Common DragonFly configuration. 
   All DragonFly architectures should include this file, which will specify
   their commonalities.

   Adapted from gcc/config/freebsd-spec.h by
   Joerg Sonnenberger <joerg@bec.de>

   Adapted from gcc/config/freebsd.h by 
   David O'Brien <obrien@FreeBSD.org>
   Loren J. Rittle <ljrittle@acm.org>.  */


/* This defines which switch letters take arguments.  On DragonFly, 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 DFBSD_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 DFBSD_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"))

#define DFBSD_TARGET_OS_CPP_BUILTINS()					\
  do									\
    {									\
	if (DFBSD_MAJOR == 3)	       				\
	  builtin_define ("__DragonFly__=3");			       	\
	else if (DFBSD_MAJOR == 2)	       				\
	  builtin_define ("__DragonFly__=2");			       	\
	else if (DFBSD_MAJOR == 1)	       				\
	  builtin_define ("__DragonFly__=1");			       	\
	else								\
	  builtin_define ("__DragonFly__");			       	\
	builtin_define ("__DragonFly_cc_version=100001");		\
	builtin_define_std ("unix");					\
	builtin_define ("__KPRINTF_ATTRIBUTE__");		       	\
	builtin_assert ("system=unix");					\
	builtin_assert ("system=bsd");					\
	builtin_assert ("system=DragonFly");				\
	DFBSD_TARGET_CPU_CPP_BUILTINS();					\
    }									\
  while (0)

/* Define the default DragonFly-specific per-CPU hook code. */
#define DFBSD_TARGET_CPU_CPP_BUILTINS() do {} while (0)

/* Provide a CPP_SPEC appropriate for DragonFly.  We just deal with the GCC 
   option `-posix', and PIC issues.  */

#define DFBSD_CPP_SPEC "							\
  %(cpp_cpu)								\
  %{fPIC|fpic|fPIE|fpie:-D__PIC__ -D__pic__}				\
  %{posix:-D_POSIX_SOURCE}"

/* Provide a STARTFILE_SPEC appropriate for DragonFly.  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 DFBSD_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 DragonFly.  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 DFBSD_ENDFILE_SPEC \
  "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"

/* Provide a LIB_SPEC appropriate for DragonFly as configured and as
   required by the user-land thread model.  Select the appropriate libc,
   depending on whether we're doing profiling or need threads support.
   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 DragonFly
   manual pages that refer to the mythical -pthread option).  */

/* Provide a LIB_SPEC appropriate for DragonFly.  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 DFBSD_NO_THREADS
#define DFBSD_LIB_SPEC "						\
  %{pthread: %eThe -pthread option is only supported on DragonFly when gcc \
is built with the --enable-threads configure-time option.}		\
  %{!nostdlib{!nostartfiles{!nolibc: -lc}}}				\
  }"
#else
#define DFBSD_LIB_SPEC "						\
  %{pthread:-lpthread}							\
  %{!nostdlib: %{!nostartfiles: %{!nolibc: -lc}}}			\
  "
#endif

#define	DFBSD_DYNAMIC_LINKER		"/usr/libexec/ld-elf.so.2"

#if 0
#define LINK_LIBGCC_SPEC ""
#define LIBGCC_SPEC "%{shared: -lgcc_pic} %{!shared: -lgcc}"

#define PRE_LIB_SPEC "							\
  %{pg: -L"PREFIX2"/lib/gcc41/profiling 				\
    %{!static: -rpath /usr/lib/gcc41/profiling 				\
      -rpath-link "PREFIX2"/lib/gcc41/profiling}}			\
  %{g: -L"PREFIX2"/lib/gcc41/debug 					\
    %{!static: -rpath /usr/lib/gcc41/debug				\
      -rpath-link "PREFIX2"/lib/gcc41/debug}}				\
  -L"PREFIX2"/lib/gcc41							\
  %{!static: -rpath /usr/lib/gcc41  -rpath-link "PREFIX2"/lib/gcc41} 	\
  %{pg: -L"PREFIX2"/lib/profiling 					\
    %{!static: -rpath /usr/lib/profiling				\
      -rpath-link "PREFIX2"/lib/profiling}} 				\
  %{g: -L"PREFIX2"/lib/debug 						\
    %{!static: -rpath /usr/lib/debug -rpath-link "PREFIX2"/lib/debug}} 	\
  %{!static: -rpath /usr/lib -rpath-link "PREFIX2"/lib} 		\
  "

#define DFBSD_LINK_COMMAND_SPEC "\
%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S:\
    %(linker) %l " LINK_PIE_SPEC "%X %{o*} %{A} %{d} %{e*} %{m} %{N} %{n} %{r}\
    %{s} %{t} %{u*} %{x} %{z} %{Z} %{!A:%{!nostdlib:%{!nostartfiles:%S}}}\
    %{static:} %{L*} %(link_libgcc) %o \
    %{fprofile-arcs|fprofile-generate: -lgcov}\
    %{!nostdlib:%{!nodefaultlibs:%(pre_lib)}}\
    %{!nostdlib:%{!nodefaultlibs:%(link_gcc_c_sequence)}}\
    %{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} }}}}}}"

#ifndef PREFIX2
#define	PREFIX2		"/usr"
#endif

#ifndef STANDARD_STARTFILE_PREFIX_1
#define	STANDARD_STARTFILE_PREFIX_1	PREFIX2"/lib/gcc41/"
#endif
#ifndef STANDARD_EXEC_PREFIX
#define	STANDARD_EXEC_PREFIX		PREFIX2"/libexec/gcc41/"
#endif
#ifndef STANDARD_STARTFILE_PREFIX
#define	STANDARD_STARTFILE_PREFIX	PREFIX2"/lib/"
#endif
#ifndef TOOLDIR_BASE_PREFIX
#define TOOLDIR_BASE_PREFIX		PREFIX2"/libexec/gcc41"
#endif
#ifndef STANDARD_BINDIR_PREFIX
#define STANDARD_BINDIR_PREFIX		PREFIX2"/libexec/gcc41"
#endif
#ifndef STANDARD_LIBEXEC_PREFIX
#define STANDARD_LIBEXEC_PREFIX		PREFIX2"/libexec/gcc41"
#endif

#ifndef GPLUSPLUS_INCLUDE_DIR
#define GPLUSPLUS_INCLUDE_DIR		PREFIX2"/include/c++"
#endif
#ifndef GPLUSPLUS_TOOL_INCLUDE_DIR
#define GPLUSPLUS_TOOL_INCLUDE_DIR	PREFIX2"/include/c++/4.1"
#endif
#ifndef GPLUSPLUS_BACKWARD_INCLUDE_DIR
#define	GPLUSPLUS_BACKWARD_INCLUDE_DIR	PREFIX2"/include/c++/4.1/backward"
#endif
#ifndef GCC_LOCAL_INCLUDE_DIR
#define	GCC_LOCAL_INCLUDE_DIR		PREFIX2"/libdata/gcc41"
#endif
#ifndef GCC_INCLUDE_DIR
#define	GCC_INCLUDE_DIR			PREFIX2"/include"
#endif

#undef INCLUDE_DEFAULTS
#define INCLUDE_DEFAULTS				\
  {							\
    { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1 },		\
    { GPLUSPLUS_TOOL_INCLUDE_DIR, "G++", 1, 1, 0 },	\
    { GPLUSPLUS_BACKWARD_INCLUDE_DIR, "G++", 1, 1, 0 },	\
    { GCC_INCLUDE_DIR, "GCC", 0, 0 },			\
    { GCC_LOCAL_INCLUDE_DIR, "GCC", 0, 0 },		\
    { NULL, NULL, 0, 0 }				\
  }
#endif