AC_CONFIG_HEADER([config.h])
AC_CONFIG_MACRO_DIR([m4])
-AM_INIT_AUTOMAKE([-Wall -Werror foreign subdir-objects])
-m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+AM_INIT_AUTOMAKE([-Wall -Wno-portability foreign subdir-objects])
+AM_SILENT_RULES([yes])
AC_PROG_CC_C99
+AM_PROG_CC_C_O
gl_EARLY
AC_HEADER_ASSERT
-AC_C_BIGENDIAN
-
LT_INIT
-
gl_INIT
-
-CHECK_LIBPNG([1.2], [have_libpng=yes], [have_libpng=no])
+PKG_PROG_PKG_CONFIG
+
+AC_ARG_ENABLE([lbximg],
+ [AS_HELP_STRING([--enable-lbximg],
+ [build the lbximg tool (requires libpng) [default=auto]])],
+ [enable_lbximg=$enableval],
+ [enable_lbximg=auto])
+
+have_libpng=no
+if test x"$enable_lbximg" = x"auto"; then
+DX_CHECK_LIBPNG([1.2], [have_libpng=yes], [have_libpng=no])
+fi
+if test x"$enable_lbximg" = x"yes"; then
+DX_CHECK_LIBPNG([1.2], [have_libpng=yes])
+fi
AM_CONDITIONAL([BUILD_LBXIMG], [test x"$have_libpng" = x"yes"])
+AC_ARG_ENABLE([lbxgui],
+ [AS_HELP_STRING([--enable-lbxgui],
+ [build the lbxgui tool (requires GTK+) [default=auto]])],
+ [enable_lbxgui=$enableval],
+ [enable_lbxgui=auto])
+
+have_gtk=no
+if test x"$enable_lbxgui" = x"auto"; then
+DX_CHECK_GTK2([2.16], [have_gtk=yes], [have_gtk=no])
+fi
+if test x"$enable_lbxgui" = x"yes"; then
+DX_CHECK_GTK2([2.16], [have_gtk=yes])
+fi
+AM_CONDITIONAL([BUILD_LBXGUI], [test x"$have_gtk" = x"yes"])
+
AC_CONFIG_FILES([
Makefile
lib/Makefile