diff options
Diffstat (limited to 'm4/setmode.m4')
| -rw-r--r-- | m4/setmode.m4 | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/m4/setmode.m4 b/m4/setmode.m4 new file mode 100644 index 000000000000..1af6bca4a7e7 --- /dev/null +++ b/m4/setmode.m4 @@ -0,0 +1,38 @@ +# Check for setmode, DOS style. + +# Copyright (C) 2001, 2002 Free Software Foundation, Inc. + +# This program 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 2, or (at your option) +# any later version. + +# This program 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 this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +# 02111-1307, USA. + +AC_DEFUN([AC_FUNC_SETMODE_DOS], + [AC_CHECK_HEADERS(fcntl.h unistd.h) + AC_CACHE_CHECK([for DOS-style setmode], + [ac_cv_func_setmode_dos], + [AC_TRY_LINK( + [#include <io.h> + #if HAVE_FCNTL_H + # include <fcntl.h> + #endif + #if HAVE_UNISTD_H + # include <unistd.h> + #endif], + [int ret = setmode && setmode (1, O_BINARY);], + [ac_cv_func_setmode_dos=yes], + [ac_cv_func_setmode_dos=no])]) + if test $ac_cv_func_setmode_dos = yes; then + AC_DEFINE(HAVE_SETMODE_DOS, 1, + [Define to 1 if you have the DOS-style `setmode' function.]) + fi]) |