minix/external/gpl3/gcc/files/minix-spec.h

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/* Base configuration file for all FreeBSD targets.
Copyright (C) 1999, 2000, 2001, 2004, 2005 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, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
/* Common MINIX configuration.
All MINIX architectures should include this file, which will specify
their commonalities.
*/
/* In case we need to know. */
#define USING_CONFIG_MINIX_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 MINIX_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 MINIX_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 MINIX_TARGET_OS_CPP_BUILTINS() \
do \
{ \
builtin_define ("__minix"); \
MINIX_TARGET_CPU_CPP_BUILTINS(); \
} \
while (0)
/* Define the default MINIX-specific per-CPU hook code. */
#define MINIX_TARGET_CPU_CPP_BUILTINS() do {} while (0)
/* Provide a CPP_SPEC appropriate for MINIX. We just deal with the GCC
option `-posix', and PIC issues. */
#define MINIX_CPP_SPEC " \
%(cpp_cpu) \
%(cpp_arch) \
%{posix:-D_POSIX_SOURCE}"
/* Provide a STARTFILE_SPEC appropriate for MINIX. 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 MINIX_STARTFILE_SPEC \
"%{!shared: \
%{pg:gcrt0%O%s} %{!pg:%{p:gcrt0%O%s} \
%{!p:%{profile:gcrt0%O%s} \
%{!profile:crt0%O%s}}}} \
crti%O%s %{!shared:crtbegin%O%s} %{shared:crtbeginS%O%s}"
/* Provide a ENDFILE_SPEC appropriate for MINIX. 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 MINIX_ENDFILE_SPEC \
"%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
/* Provide a LIB_SPEC appropriate for MINIX. Just select the appropriate
libc, depending on whether we're doing profiling or need threads support.
(similar to the default, except no -lg, and no -p). */
#define MINIX_LIB_SPEC " \
%{pthread: %eThe -pthread option is only supported on MINIX when gcc \
is built with the --enable-threads configure-time option.} \
%{!shared: \
%{!pg: -lc} \
%{pg: -lc_p} \
}"
/* Provide a LINK_SPEC appropriate for MINIX. Here we provide support
for the special GCC options -static and -shared, which allow us to
link things in one of these three modes by applying the appropriate
combinations of options at link-time. We like to support here for
as many of the other GNU linker options as possible. But I don't
have the time to search for those flags. I am sure how to add
support for -soname shared_object_name. H.J.
I took out %{v:%{!V:-V}}. It is too much :-(. They can use
-Wl,-V.
When the -shared link option is used a final link is not being
done. */
#define MINIX_LINK_SPEC " \
%{p:%nconsider using `-pg' instead of `-p' with gprof(1) } \
%{v:-V} \
%{assert*} %{R*} %{rpath*} %{defsym*} \
%{shared:-Bshareable %{h*} %{soname*}} \
%{!shared: \
%{!static: \
%{rdynamic:-export-dynamic} \
%{!dynamic-linker:-dynamic-linker %(minix_dynamic_linker) }} \
%{static:-Bstatic}} \
%{symbolic:-Bsymbolic}"
/* Under MINIX, just like on NetBSD, the normal location of the various
* *crt*.o files is the /usr/lib directory. */
#undef STANDARD_STARTFILE_PREFIX
#define STANDARD_STARTFILE_PREFIX "/usr/lib/"
#undef STANDARD_STARTFILE_PREFIX_1
#define STANDARD_STARTFILE_PREFIX_1 "/usr/lib/"
#define MINIX_DYNAMIC_LINKER "/libexec/ld-elf.so.1"
#define MINIX_SUBTARGET_EXTRA_SPECS \
{ "minix_dynamic_linker", MINIX_DYNAMIC_LINKER }