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Annotation of GNUtools/cc/config/lynx.h, revision 1.1.1.1

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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