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/* Target independent definitions for LynxOS.
Copyright (C) 1993, 1994, 1995, 1996, 1999, 2000, 2002, 2003, 2004
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. */
/* In this file we set up defaults that can be chosen by
<target>/lynx.h files. A target-specific lynx.h file can decide
either to define and override these definitions or to use them by
ensuring they are undefined at this point. If we were to #undef
them here we might accidentally disable some target-specific
defines. */
#ifndef EXTRA_OS_LYNX_TARGET_SPECS
# define EXTRA_OS_LYNX_TARGET_SPECS
#endif
#ifndef EXTRA_OS_LYNX_SPECS
# define EXTRA_OS_LYNX_SPECS \
{ "cpp_os_lynx", CPP_OS_LYNX_SPEC }, \
{ "lib_os_lynx", LIB_OS_LYNX_SPEC }, \
{ "link_os_lynx", LINK_OS_LYNX_SPEC }, \
{ "startfile_os_lynx", STARTFILE_OS_LYNX_SPEC }, \
{ "endfile_os_lynx", ENDFILE_OS_LYNX_SPEC }, \
EXTRA_OS_LYNX_TARGET_SPECS
#endif
#ifndef SUBTARGET_EXTRA_SPECS
# define SUBTARGET_EXTRA_SPECS EXTRA_OS_LYNX_SPECS
#endif
#ifndef CPP_SPEC
# define CPP_SPEC "%(cpp_cpu) %(cpp_os_lynx)"
#endif
#ifndef LIB_SPEC
# define LIB_SPEC "%(lib_os_lynx)"
#endif
#ifndef LINK_SPEC
# define LINK_SPEC "%(link_os_lynx)"
#endif
#ifndef STARTFILE_SPEC
# define STARTFILE_SPEC "%(startfile_os_lynx)"
#endif
#ifndef ENDFILE_SPEC
# define ENDFILE_SPEC "%(endfile_os_lynx)"
#endif
#ifndef CPP_OS_LYNX_SPEC
# define CPP_OS_LYNX_SPEC \
"%{mthreads: \
%{mlegacy-threads: \
%eCannot use mthreads and mlegacy-threads together.}} \
%{mthreads: -D_MULTITHREADED} \
%{mlegacy-threads: -D_THREADS_POSIX4ad4} \
-Asystem=lynx -Asystem=unix -D__Lynx__ -D__unix__"
#endif
#ifndef LIB_OS_LYNX_SPEC
# define LIB_OS_LYNX_SPEC \
"%{mlegacy-threads:-lposix-pre1c} -lm -lc"
#endif
/* We link static executables for LynxOS by default unless -mshared is
used when linking an executable. Along the same line, we link to
shared libraries when linking a shared object by default unless
-static is used.
We have to pass in our -L options here otherwise the translated
startfile directories (%D) will take priority over this.
Furthermore since we have to pass in -L options here we have to
make sure that -L options provided by the user take priority over
everything we specify. */
#ifndef LINK_OS_LYNX_SPEC
# define LINK_OS_LYNX_SPEC \
"%{shared} %{static} \
%{mshared: %{static: %eCannot use mshared and static together.}} \
%{!mshared: %{!shared: %{!static: -static}}} \
%{L*} \
%{mthreads: \
%{mshared: -L/lib/thread/shlib -rpath /lib/thread/shlib} \
%{shared: \
%{!static: -L/lib/thread/shlib -rpath /lib/thread/shlib} \
%{!mshared: -L/lib/thread}} \
%{shared: %{static: -L/lib/thread}}} \
%{!mthreads: \
%{mshared: -L/lib/shlib -rpath /lib/shlib} \
%{shared: -L/lib/shlib -rpath /lib/shlib}} \
%{mlegacy-threads:-lposix-pre1c} -lm -lc"
#endif
#ifndef STARTFILE_OS_LYNX_SPEC
# define STARTFILE_OS_LYNX_SPEC \
"%{!shared: \
%{!mthreads: \
%{p:gcrt1.o%s} %{pg:gcrt1.o%s} \
%{!p:%{!pg:crt1.o%s}}} \
%{mthreads: \
%{p:thread/gcrt1.o%s} %{pg:thread/gcrt1.o%s} \
%{!p:%{!pg:thread/crt1.o%s }}}}\
%{mthreads: thread/crti.o%s} %{!mthreads: crti.o%s} \
%{!shared: crtbegin.o%s} \
%{shared: crtbeginS.o%s}"
#endif
#ifndef ENDFILE_OS_LYNX_SPEC
# define ENDFILE_OS_LYNX_SPEC \
"%{!shared: crtend.o%s} \
%{shared: crtendS.o%s} \
%{mthreads: thread/crtn.o%s} %{!mthreads: crtn.o%s}"
#endif
/* Define the actual types of some ANSI-mandated types. */
#ifndef SIZE_TYPE
# define SIZE_TYPE "unsigned int"
#endif
#ifndef PTRDIFF_TYPE
# define PTRDIFF_TYPE "int"
#endif
#ifndef WCHAR_TYPE
# define WCHAR_TYPE "long int"
#endif
#ifndef WCHAR_TYPE_SIZE
# define WCHAR_TYPE_SIZE BITS_PER_WORD
#endif
/* Define ASM_OUTPUT_ALIGN to use the .balign directive rather that
the .align directive with GAS. */
#ifndef ASM_OUTPUT_ALIGN
# define ASM_OUTPUT_ALIGN(FILE, LOG) \
do \
{ \
if ((LOG) != 0) \
fprintf ((FILE), "\t.balign %d\n", 1 << (LOG)); \
} \
while (0)
#endif
/* Keep the *_DEBUGGING_INFO defines from elfos.h except that stabs is
the default on LynxOS. */
#ifndef PREFERRED_DEBUGGING_TYPE
# define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
#endif
/* We have C++ support in our system headers. */
#ifndef NO_IMPLICIT_EXTERN_C
# define NO_IMPLICIT_EXTERN_C
#endif
#ifndef TARGET_HAS_F_SETLKW
# define TARGET_HAS_F_SETLKW
#endif
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