AC_PROG_CC
gl_EARLY
AM_PROG_CC_C_O
+AC_LIBTOOL_WIN32_DLL
AC_LIBTOOL_DLOPEN
AC_PROG_LIBTOOL
PKG_PROG_PKG_CONFIG
+AC_ARG_ENABLE(
+ anachronistic-dependencies,
+ [AS_HELP_STRING([--enable-anachronistic-dependencies],
+ [Attempt to allow building against older versions of dependent libraries])])
+
PSPP_ENABLE_OPTION(-Wdeclaration-after-statement)
AM_CONDITIONAL(cc_is_gcc, test x"$GCC" = x"yes" )
gui,
[AS_HELP_STRING([--without-gui], [don't build the PSPPIRE gui])])
+required_gtk_version=2.12
+if test x"$enable_anachronistic_dependencies" = x"yes" ; then
+ required_gtk_version=2.8.20
+fi
+
if test x"$with_gui" != x"no" ; then
- PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.12.0,,
- [PSPP_REQUIRED_PREREQ([gtk+ 2.0 v2.12.0 or later (or use --without-gui)])])
+ PKG_CHECK_MODULES(GTK, gtk+-2.0 >= $required_gtk_version,,
+ [PSPP_REQUIRED_PREREQ([gtk+ 2.0 v$required_gtk_version or later (or use --without-gui)])])
PKG_CHECK_MODULES(GLADE, libglade-2.0 >= 2.6.0,,
[PSPP_REQUIRED_PREREQ([libglade 2.0 v2.6.0 or later (or use --without-gui)])])
fi