Subversion Repositories or1k

dnl Process this file with autoconf to produce a configure script.

AC_PREREQ(2.13)

AC_INIT(Makefile.in)
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE(libtcl_cygwin, 8.0)
AM_MAINTAINER_MODE
AC_EXEEXT

# FIXME: We temporarily define our own version of AC_PROG_CC.  This is
# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS.  We
# are probably using a cross compiler, which will not be able to fully
# link an executable.  This should really be fixed in autoconf
# itself.

AC_DEFUN(LIB_AC_PROG_CC,
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
AC_CHECK_PROG(CC, gcc, gcc)
if test -z "$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
])

LIB_AC_PROG_CC

case "${target}" in
*-*-cygwin*)
        touch ac$$.c
        if ${CC} -c -mno-win32 ac$$.c >/dev/null 2>&1; then
            case "$EXTRA_CFLAGS" in
                *-mno-win32*) ;;
                *) EXTRA_CFLAGS="-mno-win32 $EXTRA_CFLAGS" ;;
            esac
        fi
        rm -f ac$$.o ac$$.c
        ;;
esac

AC_CHECK_TOOL(AR, ar, ar)
AC_SUBST(AR)
AC_SUBST(EXTRA_CFLAGS)
AC_PROG_RANLIB
AC_PROG_INSTALL

#--------------------------------------------------------------------
#       The statements below define the symbol TCL_PACKAGE_PATH, which
#       gives a list of directories that may contain packages.  The list
#       consists of one directory for machine-dependent binaries and
#       another for platform-independent scripts.
#--------------------------------------------------------------------

if test "$prefix" != "$exec_prefix"; then
    TCL_PACKAGE_PATH="${exec_prefix}/lib ${prefix}/lib"
else
    TCL_PACKAGE_PATH="${prefix}/lib"
fi

TCL_LIBRARY=@datadir@/tcl${VERSION}

cross_cache=${srcdir}/cygwin-cache
. ${cross_cache}

AC_SUBST(TCL_PACKAGE_PATH)
AC_SUBST(TCL_LIBRARY)

AC_OUTPUT([Makefile])