cygwin2.c revision 267654
1/* Helper routines for cygwin-specific command-line parsing. 2 Contributed by Christopher Faylor (cgf@redhat.com) 3 Copyright 2003 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 27#include "safe-ctype.h" 28#include <string.h> 29 30/* 31static void remove_w32api (void); 32*/ 33static void add_mingw (void); 34static void set_mingw (void) __attribute__ ((constructor)); 35 36static void 37add_mingw (void) 38{ 39 char **av; 40 char *p; 41 for (av = cvt_to_mingw; *av; av++) 42 { 43 int sawcygwin = 0; 44 while ((p = strstr (*av, "-cygwin"))) 45 { 46 char *over = p + sizeof ("-cygwin") - 1; 47 memmove (over + 1, over, strlen (over)); 48 memcpy (p, "-mingw32", sizeof("-mingw32") - 1); 49 p = ++over; 50 while (ISALNUM (*p)) 51 p++; 52 strcpy (over, p); 53 sawcygwin = 1; 54 } 55 if (!sawcygwin && !strstr (*av, "mingw")) 56 strcat (*av, CYGWIN_MINGW_SUBDIR); 57 } 58} 59 60 61static void 62set_mingw (void) 63{ 64 char *env = getenv ("GCC_CYGWIN_MINGW"); 65 if (env && *env == '1') 66 add_mingw (); 67} 68