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dnl Autoconf configure script for Cygwin.
dnl Copyright 1996, 1997, 1998, 1999, 2000 Red Hat, Inc.
dnl
dnl This file is part of Cygwin.
dnl
dnl This software is a copyrighted work licensed under the terms of the
dnl Cygwin license. Please consult the file "CYGWIN_LICENSE" for
dnl details.
dnl
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.12)dnl
AC_INIT(Makefile.in)
dnl FIXME: We temporarily define our own version of AC_PROG_CC. This is
dnl copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We
dnl are probably using a cross compiler, which will not be able to fully
dnl link an executable. This should really be fixed in autoconf
dnl itself.
AC_DEFUN(LIB_AC_PROG_CC,
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
AC_CHECK_TOOL(CC, gcc, gcc)
if test -z "$CC"; then
AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
fi
AC_PROG_CC_GNU
if test $ac_cv_prog_gcc = yes; then
GCC=yes
dnl Check whether -g works, even if CFLAGS is set, in case the package
dnl plays around with CFLAGS (such as to build both debugging and
dnl normal versions of a library), tasteless as that idea is.
ac_test_CFLAGS="${CFLAGS+set}"
ac_save_CFLAGS="$CFLAGS"
CFLAGS=
AC_PROG_CC_G
if test "$ac_test_CFLAGS" = set; then
CFLAGS="$ac_save_CFLAGS"
elif test $ac_cv_prog_cc_g = yes; then
CFLAGS="-g -O2"
else
CFLAGS="-O2"
fi
else
GCC=
test "${CFLAGS+set}" = set || CFLAGS="-g"
fi
])
AC_DEFUN(LIB_AC_PROG_CXX,
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
AC_CHECK_TOOL(CXX, g++, g++)
if test -z "$CXX"; then
AC_CHECK_PROG(CXX, c++, c++, , , )
test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
fi
CXXFLAGS='$(CFLAGS)'
])
AC_CANONICAL_SYSTEM
LIB_AC_PROG_CC
LIB_AC_PROG_CXX
SUBDIRS='cygwin'
if test -d $srcdir/w32api; then
SUBDIRS="w32api $SUBDIRS"
else
echo "*** missing w32api directory" 1>&2
exit 1
fi
test -d $srcdir/mingw && SUBDIRS="$SUBDIRS mingw"
case "$with_cross_host" in
""|*cygwin*)
test -d $srcdir/bz2lib && SUBDIRS="$SUBDIRS bz2lib"
test -d $srcdir/zlib && SUBDIRS="$SUBDIRS zlib"
# test -d $srcdir/subauth && SUBDIRS="$SUBDIRS subauth"
SUBDIRS="$SUBDIRS utils doc"
;;
esac
AC_CONFIG_SUBDIRS($SUBDIRS)
AC_PROG_MAKE_SET
AC_SUBST(SUBDIRS)
AC_OUTPUT(Makefile)
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