/* Helper routines for cygwin-specific command-line parsing.
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/* Helper routines for cygwin-specific command-line parsing.
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Contributed by Christopher Faylor (cgf@redhat.com)
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Contributed by Christopher Faylor (cgf@redhat.com)
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Copyright 2003, 2005, 2007 Free Software Foundation, Inc.
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Copyright 2003, 2005, 2007 Free Software Foundation, Inc.
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This file is part of GCC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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any later version.
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GCC is distributed in the hope that it will be useful,
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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#include "config.h"
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#include "config.h"
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#include "system.h"
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#include "system.h"
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#include "coretypes.h"
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#include "coretypes.h"
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#include "tm.h"
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#include "tm.h"
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#include <string.h>
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#include <string.h>
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void
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void
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mingw_scan (int argc ATTRIBUTE_UNUSED,
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mingw_scan (int argc ATTRIBUTE_UNUSED,
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const char *const *argv,
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const char *const *argv,
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char **spec_machine)
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char **spec_machine)
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{
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{
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putenv (xstrdup ("GCC_CYGWIN_MINGW=0"));
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putenv (xstrdup ("GCC_CYGWIN_MINGW=0"));
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while (*++argv)
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while (*++argv)
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if (strcmp (*argv, "-mno-win32") == 0)
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if (strcmp (*argv, "-mno-win32") == 0)
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putenv (xstrdup ("GCC_CYGWIN_WIN32=0"));
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putenv (xstrdup ("GCC_CYGWIN_WIN32=0"));
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else if (strcmp (*argv, "-mwin32") == 0)
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else if (strcmp (*argv, "-mwin32") == 0)
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putenv (xstrdup ("GCC_CYGWIN_WIN32=1"));
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putenv (xstrdup ("GCC_CYGWIN_WIN32=1"));
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else if (strcmp (*argv, "-mno-cygwin") == 0)
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else if (strcmp (*argv, "-mno-cygwin") == 0)
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{
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{
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char *p = strstr (*spec_machine, "-cygwin");
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char *p = strstr (*spec_machine, "-cygwin");
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if (p)
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if (p)
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{
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{
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int len = p - *spec_machine;
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int len = p - *spec_machine;
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char *s = xmalloc (strlen (*spec_machine) + 3);
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char *s = xmalloc (strlen (*spec_machine) + 3);
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memcpy (s, *spec_machine, len);
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memcpy (s, *spec_machine, len);
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strcpy (s + len, "-mingw32");
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strcpy (s + len, "-mingw32");
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*spec_machine = s;
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*spec_machine = s;
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}
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}
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putenv (xstrdup ("GCC_CYGWIN_MINGW=1"));
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putenv (xstrdup ("GCC_CYGWIN_MINGW=1"));
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}
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}
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return;
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return;
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}
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}
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