e i18n: add plural support thanks to ngettext.

SVN revision: 73864

configure.ac

@@ -256,7 +256,7 @@ AM_GNU_GETTEXT_VERSION([0.17])
 ])
 
 m4_ifdef([AM_GNU_GETTEXT], [
-AM_GNU_GETTEXT([external])
+AM_GNU_GETTEXT([external], [need-ngettext])
 po_makefile_in=po/Makefile.in
 have_po="yes"
 ],[

po/Makevars

@@ -8,7 +8,8 @@ subdir = po
 top_builddir = ..
 
 # These options get passed to xgettext.
-XGETTEXT_OPTIONS = --keyword=_ --keyword=N_ --from-code=UTF-8 --foreign-user
+XGETTEXT_OPTIONS = --keyword=_ --keyword=d_:1 --keyword=P_:1,2 \
+	--keyword=dP_:1,2 --keyword=N_ --from-code=UTF-8 --foreign-user
 
 # This is the copyright holder that gets inserted into the header of the
 # $(DOMAIN).pot file.  Set this to the copyright holder of the surrounding

src/bin/e_intl.h

@@ -5,9 +5,13 @@
 #ifdef HAVE_GETTEXT
 #define _(str) gettext(str)
 #define d_(str, dom) dgettext(PACKAGE dom, str)
+#define P_(str, str_p, n) ngettext(str, str_p, n)
+#define dP_(str, str_p, n, dom) dngettext(PACKAGE dom, str, str_p, n)
 #else
 #define _(str) (str)
 #define d_(str, dom) (str)
+#define P_(str, str_p, n) (str_p)
+#define dP_(str, str_p, n, dom) (str_p)
 #endif
 /* This macro is used to just mark string for translation, this is useful
  * for string lists which are not dynamically allocated