make gettext optional

some problem might arise like undef symbols if
they are not guarded correctly (like in alarm,
see next commit)


SVN revision: 59994

Makefile.am

@@ -3,7 +3,13 @@ MAINTAINERCLEANFILES = Makefile.in aclocal.m4 config.guess config.h.in \
 		       config.sub configure depcomp install-sh ltmain.sh \
 		       missing module.desktop config.rpath mkinstalldirs
 
-SUBDIRS = src po
+SUBDIRS = src
+
+if HAVE_PO
+
+SUBDIRS += po
+
+endif
 
 EDJE_FLAGS = -v \
 	     -id $(top_srcdir)/images

configure.ac

@@ -23,8 +23,18 @@ define([AC_LIBTOOL_LANG_CXX_CONFIG], [:])dnl
 define([AC_LIBTOOL_LANG_F77_CONFIG], [:])dnl
 AC_PROG_LIBTOOL
 
+m4_ifdef([AM_GNU_GETTEXT_VERSION], [
+AM_GNU_GETTEXT_VERSION([0.14])
+])
+
+m4_ifdef([AM_GNU_GETTEXT], [
 AM_GNU_GETTEXT([external])
-AM_GNU_GETTEXT_VERSION(0.14)
+po_makefile_in=po/Makefile.in
+AM_CONDITIONAL([HAVE_PO], [true])
+],[
+AM_CONDITIONAL([HAVE_PO], [false])
+])
+AC_SUBST(LTLIBINTL)
 
 PKG_CHECK_MODULES(E, [enlightenment])
 release=$(pkg-config --variable=release enlightenment)
@@ -60,9 +70,9 @@ AM_CONDITIONAL(IMAP2, true)
 AC_OUTPUT([
 Makefile
 src/Makefile
-po/Makefile.in
 e_modules-mail.spec
 module.desktop
+$po_makefile_in
 ], [
 ])