gcc/config/i386/uwin.h

   1 /* Operating system specific defines to be used when targeting GCC for
   2    hosting on U/WIN (Windows32), using GNU tools and the Windows32 API
   3    Library, as distinct from winnt.h, which is used to build GCC for use
   4    with a windows style library and tool set and uses the Microsoft tools.
   5    Copyright (C) 1999, 2002, 2003, 2004 Free Software Foundation, Inc.
   6    Contributed by Mumit Khan  <khan@xraylith.wisc.edu>.
   7
   8 This file is part of GCC.
   9
  10 GCC is free software; you can redistribute it and/or modify
  11 it under the terms of the GNU General Public License as published by
  12 the Free Software Foundation; either version 2, or (at your option)
  13 any later version.
  14
  15 GCC is distributed in the hope that it will be useful,
  16 but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 GNU General Public License for more details.
  19
  20 You should have received a copy of the GNU General Public License
  21 along with GCC; see the file COPYING.  If not, write to
  22 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  23 Boston, MA 02110-1301, USA.  */
  24
  25 /* Most of this is the same as for Cygwin32, except for changing some
  26    specs.  */
  27
  28 #define STANDARD_INCLUDE_COMPONENT "UWIN"
  29 #define SYSTEM_INCLUDE_DIR "/usr/gnu/include"
  30 #undef MD_STARTFILE_PREFIX
  31 #define MD_STARTFILE_PREFIX "/usr/gnu/lib/"
  32
  33 #undef MAYBE_UWIN_CPP_BUILTINS
  34 #define MAYBE_UWIN_CPP_BUILTINS()                       \
  35   do                                                    \
  36     {                                                   \
  37         builtin_define_std ("WINNT");                   \
  38         builtin_define ("_WIN32");                      \
  39         builtin_define ("__WIN32__");                   \
  40         builtin_define ("_UWIN");                       \
  41         builtin_define ("__UWIN__");                    \
  42         builtin_define ("__MSVCRT__");                  \
  43         builtin_define ("_STD_INCLUDE_DIR=mingw32");    \
  44     }                                                   \
  45   while (0)
  46
  47 #undef CPP_SPEC
  48 #define CPP_SPEC "-remap %{posix:-D_POSIX_SOURCE} \
  49   -include /usr/include/astwin32.h \
  50   -idirafter /usr/gnu/include/mingw32"
  51
  52 /* For Windows applications, include more libraries, but always include
  53    kernel32.  */
  54 #undef LIB_SPEC
  55 #define LIB_SPEC \
  56   "%{pg:-lgmon} %{mwindows:-luser32 -lgdi32 -lcomdlg32} -lkernel32 -ladvapi32"
  57
  58 /* Include in the mingw32 libraries with libgcc */
  59 #undef LIBGCC_SPEC
  60 #define LIBGCC_SPEC "-lgnuwin -lposix -lgcc -last -lmoldname -lmsvcrt"
  61
  62 /* Specify a different entry point when linking a DLL */
  63 #undef LINK_SPEC
  64 #define LINK_SPEC \
  65   "%{mwindows:--subsystem windows} %{mdll:--dll -e _DllMainCRTStartup@12} \
  66   %{!mdll:-u _main}"
  67
  68 #undef STARTFILE_SPEC
  69 #define STARTFILE_SPEC "%{mdll:dllcrt2%O%s} %{!mdll:crt2%O%s} %{pg:gcrt2%O%s}"
  70
  71 /* These are PE BFD bug workarounds. Should go away eventually.  */
  72
  73 /* Write the extra assembler code needed to declare a function
  74    properly.  If we are generating SDB debugging information, this
  75    will happen automatically, so we only need to handle other cases.  */
  76 #undef ASM_DECLARE_FUNCTION_NAME
  77 #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL)                     \
  78   do                                                                    \
  79     {                                                                   \
  80       if (i386_pe_dllexport_name_p (NAME))                              \
  81         i386_pe_record_exported_symbol (NAME, 0);                       \
  82       /* UWIN binutils bug workaround.  */                              \
  83       if (0 && write_symbols != SDB_DEBUG)                              \
  84         i386_pe_declare_function_type (FILE, NAME, TREE_PUBLIC (DECL)); \
  85       ASM_OUTPUT_LABEL (FILE, NAME);                                    \
  86     }                                                                   \
  87   while (0)
  88
  89 #undef ASM_OUTPUT_EXTERNAL
  90 #undef ASM_OUTPUT_EXTERNAL_LIBCALL
  91