workrave: link against libintl on musl.

Use LDFLAGS instead of configure.ac patch.
Use python3-cheetah3 instead of python-cheetah.

srcpkgs/workrave/patches/configure_ac.patch

@@ -1,11 +0,0 @@
---- ./configure.ac.orig	2015-11-02 15:12:56.227947986 -0500
-+++ ./configure.ac	2015-11-02 15:13:00.392948034 -0500
-@@ -323,6 +323,8 @@
- 
- AM_CONDITIONAL(HAVE_DSOUND, test "x$have_dsound" = "xyes")
- 
-+AC_CHECK_LIB(intl, gettext)
-+
- dnl
- dnl OSX specific checks
- dnl

srcpkgs/workrave/patches/musl-nl_msg_cat_cntr.patch

@@ -1,23 +0,0 @@
-Avoid glibc-specific libintl symbol on musl.
-
---- common/src/Locale.cc
-+++ common/src/Locale.cc
-@@ -34,7 +34,9 @@
- 
- #include "locale.inc"
- 
-+#if defined(__GLIBC__)
- extern "C" int _nl_msg_cat_cntr;
-+#endif
- 
- Locale::LanguageMap Locale::languages_native_locale;
- 
-@@ -102,7 +104,7 @@ Locale::set_locale(const std::string &code)
-       g_unsetenv("LANG");
-     }
- 
--#ifndef PLATFORM_OS_WIN32_NATIVE
-+#if defined(__GLIBC__)
-     ++_nl_msg_cat_cntr;
- #endif
- }

srcpkgs/workrave/template

@@ -1,7 +1,7 @@
 # Template file for 'workrave'
 pkgname=workrave
 version=1.10.34
-revision=1
+revision=2
 _realversion="${version//./_}"
 wrksrc="${pkgname}-${_realversion}"
 build_style=gnu-configure
@@ -9,7 +9,7 @@ build_helper="gir"
 configure_args="--disable-static --disable-gnome --disable-gsettings
  $(vopt_enable pulseaudio pulse)"
 hostmakedepends="automake autoconf-archive gettext-devel intltool python3-Jinja2
-pkg-config python-cheetah libtool"
+pkg-config python3-cheetah3 libtool"
 makedepends="boost-devel gtkmm-devel libSM-devel libXtst-devel libXScrnSaver-devel
  $(vopt_if pulseaudio pulseaudio-devel)"
 short_desc="Program that assists in the recovery and prevention of RSI"
@@ -21,6 +21,11 @@ checksum=31a090b48c67c5a2ccb73fb56633f182fcc6d7aca5ec6376146671c72fda1444
 
 build_options="pulseaudio"
 
+if [ "$XBPS_TARGET_LIBC" = musl ]; then
+	makedepends+=" gettext-devel"
+	LDFLAGS="-lintl"
+fi
+
 pre_configure() {
 	NOCONFIGURE=1 ./autogen.sh
 }