cygwin1.c revision 256281
1/* Helper routines for cygwin-specific command-line parsing. 2 Contributed by Christopher Faylor (cgf@redhat.com) 3 Copyright 2003, 2005 Free Software Foundation, Inc. 4 5This file is part of GCC. 6 7GCC is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. 11 12GCC is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GCC; see the file COPYING. If not, write to 19the Free Software Foundation, 51 Franklin Street, Fifth Floor, 20Boston, MA 02110-1301, USA. */ 21 22#include "config.h" 23#include "system.h" 24#include "coretypes.h" 25#include "tm.h" 26#include <string.h> 27 28void 29mingw_scan (int argc ATTRIBUTE_UNUSED, 30 const char *const *argv, 31 char **spec_machine) 32{ 33 putenv (xstrdup ("GCC_CYGWIN_MINGW=0")); 34 35 while (*++argv) 36 if (strcmp (*argv, "-mno-win32") == 0) 37 putenv (xstrdup ("GCC_CYGWIN_WIN32=0")); 38 else if (strcmp (*argv, "-mwin32") == 0) 39 putenv (xstrdup ("GCC_CYGWIN_WIN32=1")); 40 else if (strcmp (*argv, "-mno-cygwin") == 0) 41 { 42 char *p = strstr (*spec_machine, "-cygwin"); 43 if (p) 44 { 45 int len = p - *spec_machine; 46 char *s = xmalloc (strlen (*spec_machine) + 3); 47 memcpy (s, *spec_machine, len); 48 strcpy (s + len, "-mingw32"); 49 *spec_machine = s; 50 } 51 putenv (xstrdup ("GCC_CYGWIN_MINGW=1")); 52 } 53 return; 54} 55