/* Configuration for GCC for Intel 80386 running DJGPP. Copyright (C) 1988-2014 Free Software Foundation, Inc. This file is part of GCC. 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 3, or (at your option) any later version. 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 GCC; see the file COPYING3. If not see . */ /* Use semicolons to separate elements of a path. */ #define PATH_SEPARATOR ';' #define HOST_EXECUTABLE_SUFFIX ".exe" /* 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); \ }