115 lines
3.4 KiB
C
115 lines
3.4 KiB
C
/* Target independent definitions for LynxOS, using Lynx's old as and ld.
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Copyright (C) 1993, 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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/* This is for backwards compatibility with older Lynx tools, which use
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a version of a.out format. */
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#undef ASM_SPEC
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#define ASM_SPEC "%{mcoff:-C}"
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#undef CPP_SPEC
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#define CPP_SPEC "%{mthreads:-D_MULTITHREADED} \
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%{mposix:-D_POSIX_SOURCE} \
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%{msystem-v:-I/usr/include_v}"
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/* Provide required defaults for linker switches. */
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#undef LINK_SPEC
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#define LINK_SPEC "%{msystem-v:-V} %{mcoff:-k}"
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#undef LIB_SPEC
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#define LIB_SPEC "%{mthreads:-L/lib/thread/}%{msystem-v:-lc_v}%{!msystem-v:%{mposix:-lc_p} -lc}"
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#undef STARTFILE_SPEC
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#define STARTFILE_SPEC "%{p:%{mcoff:pinit1.o%s}%{!mcoff:pinit.o%s}}%{!p:%{msystem-v:%{mcoff:vinit1.o%s}%{!mcoff:vinit.o%s}}%{!msystem-v:%{mcoff:init1.o%s}%{!mcoff:init.o%s}}}"
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#undef ENDFILE_SPEC
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#define ENDFILE_SPEC "%{mcoff:initn.o%s} %{p:_etext.o%s}"
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#undef SIZE_TYPE
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#define SIZE_TYPE "unsigned int"
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "int"
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#undef PTRDIFF_TYPE
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#define PTRDIFF_TYPE "long int"
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/* We want to output DBX debugging information. */
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#define DBX_DEBUGGING_INFO 1
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#undef PREFERRED_DEBUGGING_TYPE
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#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
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/* We optionally want to be able to produce SDB debugging output so that
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we can create debuggable SDB/coff files. This won't be needed when
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stabs-in-coff works. */
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#define SDB_DEBUGGING_INFO 1
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/* Generate calls to memcpy, memcmp and memset. */
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#define TARGET_MEM_FUNCTIONS
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/* Handle #pragma pack and sometimes #pragma weak. */
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#define HANDLE_SYSV_PRAGMA 1
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#define TARGET_THREADS (target_flags & MASK_THREADS)
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#define MASK_THREADS 0x40000000
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#define TARGET_POSIX (target_flags & MASK_POSIX)
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#define MASK_POSIX 0x20000000
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#define TARGET_SYSTEM_V (target_flags & MASK_SYSTEM_V)
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#define MASK_SYSTEM_V 0x10000000
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#define TARGET_COFF (target_flags & MASK_COFF)
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#define MASK_COFF 0x08000000
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#undef SUBTARGET_SWITCHES
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#define SUBTARGET_SWITCHES \
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{"threads", MASK_THREADS}, \
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{"posix", MASK_POSIX}, \
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{"system-v", MASK_SYSTEM_V}, \
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{"coff", MASK_COFF},
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#undef SUBTARGET_OVERRIDE_OPTIONS
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#define SUBTARGET_OVERRIDE_OPTIONS \
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{ if (TARGET_SYSTEM_V && profile_flag) \
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warning ("-msystem-v and -p are incompatible"); \
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if (TARGET_SYSTEM_V && TARGET_THREADS) \
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warning ("-msystem-v and -mthreads are incompatible"); }
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/* This is defined only so that we can find the assembler. Everything else
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is in /bin. */
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#define MD_EXEC_PREFIX "/usr/local/lib/gcc-"
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/* This is needed because /bin/ld does not handle -L options correctly. */
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#define LINK_LIBGCC_SPECIAL_1
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/* The Lynx linker considers __main to be a possible entry point, so we
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must use a different name. */
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#define NAME__MAIN "____main"
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#define SYMBOL__MAIN ____main
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