Imported gcc-4.4.3

[msp430-gcc.git] / gcc / config / i386 / cygwin1.c

diff --git a/gcc/config/i386/cygwin1.c b/gcc/config/i386/cygwin1.c
new file mode 100644 (file)
index 0000000..7de34d2
--- /dev/null
+++ b/gcc/config/i386/cygwin1.c
@@ -0,0 +1,53 @@
+/* Helper routines for cygwin-specific command-line parsing.
+   Contributed by Christopher Faylor (cgf@redhat.com)
+   Copyright 2003, 2005, 2007, 2008 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
+<http://www.gnu.org/licenses/>.  */
+
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
+#include "tm.h"
+#include <string.h>
+
+void
+mingw_scan (int argc ATTRIBUTE_UNUSED,
+            const char *const *argv,
+            const char **spec_machine)
+{
+  putenv (xstrdup ("GCC_CYGWIN_MINGW=0"));
+ 
+  while (*++argv)
+    if (strcmp (*argv, "-mno-win32") == 0)
+      putenv (xstrdup ("GCC_CYGWIN_WIN32=0"));
+    else if (strcmp (*argv, "-mwin32") == 0)
+      putenv (xstrdup ("GCC_CYGWIN_WIN32=1"));
+    else if (strcmp (*argv, "-mno-cygwin") == 0)
+      {
+       char *p = strstr (*spec_machine, "-cygwin");
+       if (p)
+         {
+           int len = p - *spec_machine;
+           char *s = XNEWVEC (char, strlen (*spec_machine) + 3);
+           memcpy (s, *spec_machine, len);
+           strcpy (s + len, "-mingw32");
+           *spec_machine = s;
+         }
+       putenv (xstrdup ("GCC_CYGWIN_MINGW=1"));
+      }
+  return;
+}