dnl Process this file with autoconf to produce a configure script.
AC_INIT(src)
AM_INIT_AUTOMAKE(libical,0.23) 
AM_CONFIG_HEADER(config.h)

dnl  Initialize maintainer mode
AM_MAINTAINER_MODE

dnl Checks for programs.
AC_PROG_YACC
AC_PROG_CC
AM_PROG_LEX
AC_PROG_LN_S
AC_PROG_INSTALL

dnl Initialize libtool
AM_PROG_LIBTOOL

AC_SUBST(AR)

AC_CHECK_PROGS(AR, ar aal, ar)
AC_CHECK_PROGS(PERL, perl5 perl)  

AC_DEFINE(ICAL_ERRORS_ARE_FATAL,1)
AC_DEFINE(ICAL_SAFESAVES,1)
AC_DEFINE(ICAL_UNIX_NEWLINE,1)
dnl AC_DEFINE(ICAL_NO_EMPTY_ARRAY_DECL)

dnl Checks for libraries.
dnl Replace `main' with a function in -lical:
dnl AC_CHECK_LIB(ical, main)

dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(time.h sys/types.h assert.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
AC_STRUCT_TM

dnl Checks for library functions.
AC_CHECK_FUNCS(strdup)

dnl **************************************************
dnl * Check for Python
dnl **************************************************
python_val=false
AC_ARG_ENABLE(python-bindings, 
[  --enable-python-bindings=[yes/no] Enable python bindings],,enable_python_bindings=yes)
if test "x$enable_python_bindings" = "xyes"; then
	python_val=true
else
	python_val=false
fi

if $python_val; then
	AC_CHECK_PROG(python_val, python, true, false)
fi          
if $python_val; then
	AC_CHECK_PROG(python_val, swig, true, false)
fi

if $python_val; then
	  PY_PREFIX=`python -c 'import sys ; print sys.prefix'`
	  PY_EXEC_PREFIX=`python -c 'import sys ; print sys.exec_prefix'`
	  changequote(<<, >>)dnl
	  PY_VERSION=`python -c 'import sys ; print sys.version[0:3]'`
	  changequote([, ])dnl
	  if test -f $PY_PREFIX/include/python$PY_VERSION/Python.h; then
		  PY_LIBS="python$PY_VERSION"
		  PY_LIB_LOC="-L$PY_EXEC_PREFIX/lib/python$PY_VERSION/config"
		  PY_CFLAGS="-I$PY_PREFIX/include/python$PY_VERSION"
		  PY_MAKEFILE="$PY_EXEC_PREFIX/lib/python$PY_VERSION/config/Makefile"
		  PY_LOCALMODLIBS=`sed -n -e 's/^LOCALMODLIBS=\(.*\)/\1/p' $PY_MAKEFILE`
		  PY_BASEMODLIBS=`sed -n -e 's/^BASEMODLIBS=\(.*\)/\1/p' $PY_MAKEFILE`
		  PY_OTHER_LIBS=`sed -n -e 's/^LIBS=\(.*\)/\1/p' $PY_MAKEFILE`
		  PY_EXTRA_LIBS="$PY_LOCALMODLIBS $PY_BASEMODLIBS $PY_OTHER_LIBS"
		  AC_SUBST(PY_LIBS)
		  AC_SUBST(PY_LIB_LOC)
		  AC_SUBST(PY_CFLAGS)
		  AC_SUBST(PY_EXTRA_LIBS)
	  else
		  python_val=false
	  fi
fi
AM_CONDITIONAL(WITH_PYTHON, $python_val)

AC_OUTPUT([
Makefile
design-data/Makefile
doc/Makefile
examples/Makefile
scripts/Makefile
src/Makefile
src/libical/Makefile
src/libical/icalversion.h
src/libicalss/Makefile
src/libicalvcal/Makefile
src/python/Makefile
src/test/Makefile
test-data/Makefile
])