-/* Configuration for GNU C-compiler for Intel 80386 running DJGPP.
- Copyright (C) 1988, 1996, 1998, 1999 Free Software Foundation, Inc.
+/* Configuration for GCC for Intel 80386 running DJGPP.
+ Copyright (C) 1988, 1996, 1998, 1999, 2000, 2001, 2004, 2007
+ Free Software Foundation, Inc.
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC is free software; you can redistribute it and/or modify
+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)
+the Free Software Foundation; either version 3, or (at your option)
any later version.
-GNU CC is distributed in the hope that it will be useful,
+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 GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-#define __MSDOS__ 1
-
-#include "i386/xm-i386.h"
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
/* Use semicolons to separate elements of a path. */
#define PATH_SEPARATOR ';'
-#define EXECUTABLE_SUFFIX ".exe"
-
-/* Even though we support "/", allow "\" since everybody tests both. */
-#define DIR_SEPARATOR '/'
-#define DIR_SEPARATOR_2 '\\'
-
-/* Allow test for DOS drive names. */
-#define HAVE_DOS_BASED_FILESYSTEM
+#define HOST_EXECUTABLE_SUFFIX ".exe"
-#define LIBSTDCXX "-lstdcxx"
-
-/* System dependant initialization for collect2
+/* System dependent initialization for collect2
to tell system() to act like Unix. */
#define COLLECT2_HOST_INITIALIZATION \
do { __system_flags |= (__system_allow_multiple_cmds \
| __system_emulate_chdir); } while (0)
+/* Define a version appropriate for DOS. */
+#undef XREF_FILE_NAME
+#define XREF_FILE_NAME(xref_file, file) \
+ do { \
+ const char xref_ext[] = ".gxref"; \
+ strcpy (xref_file, file); \
+ s = basename (xref_file); \
+ t = strchr (s, '.'); \
+ if (t) \
+ strcpy (t, xref_ext); \
+ else \
+ strcat (xref_file, xref_ext); \
+ } while (0)
+
+#undef GCC_DRIVER_HOST_INITIALIZATION
+#define GCC_DRIVER_HOST_INITIALIZATION \
+ do { \
+ /* If the environment variable DJDIR is not defined, then DJGPP is not \
+ installed correctly and GCC will quickly become confused with the \
+ default prefix settings. Report the problem now so the user doesn't \
+ receive deceptive "file not found" error messages later. */ \
+ char *djdir = getenv ("DJDIR"); \
+ if (djdir == NULL) \
+ { \
+ /* DJDIR is automatically defined by the DJGPP environment config \
+ file pointed to by the environment variable DJGPP. Examine DJGPP \
+ to try and figure out what's wrong. */ \
+ char *djgpp = getenv ("DJGPP"); \
+ if (djgpp == NULL) \
+ fatal ("environment variable DJGPP not defined"); \
+ else if (access (djgpp, R_OK) == 0) \
+ fatal ("environment variable DJGPP points to missing file '%s'", \
+ djgpp); \
+ else \
+ fatal ("environment variable DJGPP points to corrupt file '%s'", \
+ djgpp); \
+ } \
+ } while (0)
+
+/* Canonicalize paths containing '/dev/env/'; used in prefix.c.
+ _fixpath is a djgpp-specific function to canonicalize a path.
+ "/dev/env/DJDIR" evaluates to "c:/djgpp" if DJDIR is "c:/djgpp" for
+ example. It removes any trailing '/', so add it back. */
+/* We cannot free PATH below as it can point to string constant */
+#define UPDATE_PATH_HOST_CANONICALIZE(PATH) \
+ if (memcmp ((PATH), "/dev/env/", sizeof("/dev/env/") - 1) == 0) \
+ { \
+ static char fixed_path[FILENAME_MAX + 1]; \
+ \
+ _fixpath ((PATH), fixed_path); \
+ strcat (fixed_path, "/"); \
+ (PATH) = xstrdup (fixed_path); \
+ }