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Annotation of GNUtools/cc/config/lynx.h, revision 1.1

1.1     ! root        1: /* Target independent definitions for LynxOS.  */
        !             2: 
        !             3: /* ??? The -C option may need to change to whatever option the GNU assembler
        !             4:    actually accepts.  */
        !             5: #undef ASM_SPEC
        !             6: #define ASM_SPEC "%{mcoff:-C}"
        !             7: 
        !             8: #undef CPP_SPEC
        !             9: #define CPP_SPEC "%{mthreads:-D_MULTITHREADED} %{mposix:-D_POSIX_SOURCE} %{msystem-v:-I/usr/include_v}"
        !            10: 
        !            11: /* Provide required defaults for linker switches.  */
        !            12: /* ??? The -k option may need to change to whatever option the GNU linker
        !            13:    actually accepts.  This is to produce COFF output.  */
        !            14: /* ??? The -V option may need to change to whatever option the GNU linker
        !            15:    actually accepts.  This is to produce System-V magic numbers.  */
        !            16: #undef LINK_SPEC
        !            17: #define LINK_SPEC "-P1000 %{msystem-v:-V} %{mcoff:-k}"
        !            18: 
        !            19: #undef LIB_SPEC
        !            20: #define LIB_SPEC "%{mthreads:-L/lib/thread/}%{msystem-v:-lc_v}%{!msystem-v:%{mposix:-lc_p} -lc}"
        !            21: 
        !            22: #undef STARTFILE_SPEC
        !            23: #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}}}"
        !            24: 
        !            25: #undef ENDFILE_SPEC
        !            26: #define ENDFILE_SPEC "%{mcoff:initn.o%s} %{p:_etext.o%s}"
        !            27: 
        !            28: #undef SIZE_TYPE
        !            29: #define SIZE_TYPE "unsigned int"
        !            30: 
        !            31: #undef WCHAR_TYPE
        !            32: #define WCHAR_TYPE "int"
        !            33: 
        !            34: #undef PTRDIFF_TYPE
        !            35: #define PTRDIFF_TYPE "long int"
        !            36: 
        !            37: /* We want to output DBX debugging information.  */
        !            38: 
        !            39: #define DBX_DEBUGGING_INFO
        !            40: #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
        !            41: 
        !            42: /* We optionally want to be able to produce SDB debugging output so that
        !            43:    we can create debuggable SDB/coff files.  This won't be needed when
        !            44:    stabs-in-coff works.  */
        !            45: 
        !            46: #define SDB_DEBUGGING_INFO
        !            47: 
        !            48: /* Generate calls to memcpy, memcmp and memset.  */
        !            49: 
        !            50: #define TARGET_MEM_FUNCTIONS
        !            51: 
        !            52: /* Handle #pragma pack and sometimes #pragma weak.  */
        !            53: 
        !            54: #define HANDLE_SYSV_PRAGMA
        !            55: 
        !            56: #define TARGET_THREADS (target_flags & MASK_THREADS)
        !            57: #define MASK_THREADS   0x40000000
        !            58: 
        !            59: #define TARGET_POSIX   (target_flags & MASK_POSIX)
        !            60: #define MASK_POSIX     0x20000000
        !            61: 
        !            62: #define TARGET_SYSTEM_V        (target_flags & MASK_SYSTEM_V)
        !            63: #define MASK_SYSTEM_V  0x10000000
        !            64: 
        !            65: #define TARGET_COFF    (target_flags & MASK_COFF)
        !            66: #define MASK_COFF      0x08000000
        !            67: 
        !            68: #undef SUBTARGET_SWITCHES
        !            69: #define SUBTARGET_SWITCHES \
        !            70:     {"threads",                MASK_THREADS},          \
        !            71:     {"posix",          MASK_POSIX},            \
        !            72:     {"system-v",       MASK_SYSTEM_V},         \
        !            73:     {"coff",           MASK_COFF},
        !            74: 
        !            75: #undef SUBTARGET_OVERRIDE_OPTIONS
        !            76: #define SUBTARGET_OVERRIDE_OPTIONS \
        !            77: { if (TARGET_SYSTEM_V && profile_flag)                 \
        !            78:     warning ("-msystem-v and -p are incompatible");            \
        !            79:   if (TARGET_SYSTEM_V && TARGET_THREADS)                       \
        !            80:     warning ("-msystem-v and -mthreads are incompatible"); }
        !            81: 
        !            82: /* Define this so that C++ destructors will use atexit.  */
        !            83: 
        !            84: #define HAVE_ATEXIT
        !            85: 
        !            86: /* This is defined only so that we can find the assembler.  Everything else
        !            87:    is in /bin.  */
        !            88: 
        !            89: #define MD_EXEC_PREFIX "/usr/local/lib/gcc-"
        !            90: 
        !            91: /* ??? This is needed because /bin/ld does not handle -L options correctly.
        !            92:    This can be deleted if GNU ld is being used.  */
        !            93: 
        !            94: #define LINK_LIBGCC_SPECIAL_1
        !            95: 
        !            96: /* The Lynx linker considers __main to be a possible entry point, so we
        !            97:    must use a different name.  */
        !            98: 
        !            99: #define NAME__MAIN "____main"
        !           100: #define SYMBOL__MAIN ____main

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