new package: sdl2-ttf

Requested in https://github.com/termux/x11-packages/issues/22.

Note that package requires libGL.so from Mesa, so at least xlib glx should be enabled.

x11-packages/mesa/build.sh

@@ -4,7 +4,7 @@ TERMUX_PKG_HOMEPAGE=https://www.mesa3d.org
 TERMUX_PKG_DESCRIPTION="An open-source implementation of the OpenGL specification"
 ## Use 17.3.x branch because 18.x.x requires 'pthread_barrier_t'.
 TERMUX_PKG_VERSION=17.3.9
-TERMUX_PKG_REVISION=6
+TERMUX_PKG_REVISION=7
 TERMUX_PKG_SRCURL=https://mesa.freedesktop.org/archive/mesa-${TERMUX_PKG_VERSION}.tar.xz
 TERMUX_PKG_SHA256=c5beb5fc05f0e0c294fefe1a393ee118cb67e27a4dca417d77c297f7d4b6e479
 
@@ -22,7 +22,7 @@ TERMUX_PKG_EXTRA_CONFIGURE_ARGS="
 --disable-gles2
 --disable-dri
 --disable-dri3
---disable-glx
+--enable-glx=xlib
 --with-platforms=x11
 --without-dri-drivers
 --without-gallium-drivers

x11-packages/sdl2-ttf/build.sh

@@ -0,0 +1,13 @@
+TERMUX_PKG_MAINTAINER="Leonid Plyushch <leonid.plyushch@gmail.com> @xeffyr"
+
+TERMUX_PKG_HOMEPAGE=http://www.libsdl.org/projects/SDL_ttf
+TERMUX_PKG_DESCRIPTION="A library that allows you to use TrueType fonts in your SDL applications (version 2)"
+TERMUX_PKG_VERSION=2.0.14
+TERMUX_PKG_SRCURL=https://www.libsdl.org/projects/SDL_ttf/release/SDL2_ttf-${TERMUX_PKG_VERSION}.tar.gz
+TERMUX_PKG_SHA256=34db5e20bcf64e7071fe9ae25acaa7d72bdc4f11ab3ce59acc768ab62fe39276
+TERMUX_PKG_DEPENDS="freetype, libandroid-support, sdl2"
+
+termux_step_pre_configure() {
+    touch NEWS README AUTHORS ChangeLog
+    autoreconf -vi
+}

x11-packages/sdl2-ttf/freetype-pkgconfig.patch

@@ -0,0 +1,46 @@
+https://bugs.gentoo.org/654758
+
+--- SDL_ttf-2.0.11/configure.in
++++ SDL_ttf-2.0.11/configure.in
+@@ -64,6 +64,7 @@
+ 	;;
+ esac
+ 
++PKG_PROG_PKG_CONFIG
+ 
+ dnl Check for iconv (character conversion library; see iconv.m4)
+ dnl This isn't available on many systems
+@@ -94,6 +95,17 @@
+ dnl
+ dnl Get the cflags and libraries from the freetype-config script
+ dnl
++PKG_CHECK_MODULES(
++	FREETYPE2,
++	freetype2,
++	[
++		ft_found=yes
++		CFLAGS="$CFLAGS $FREETYPE2_CFLAGS"
++		LIBS="$LIBS $FREETYPE2_LIBS"
++	],
++	ft_found=no
++)
++
+ AC_ARG_WITH(freetype-prefix,[  --with-freetype-prefix=PFX   Prefix where FREETYPE is 
+ installed (optional)],
+             freetype_prefix="$withval", freetype_prefix="")
+@@ -101,6 +113,7 @@
+ where FREETYPE is installed (optional)],
+             freetype_exec_prefix="$withval", freetype_exec_prefix="")
+ 
++if test "x$ft_found" != "xyes" ; then
+ if test x$freetype_exec_prefix != x ; then
+      freetype_args="$freetype_args --exec-prefix=$freetype_exec_prefix"
+      if test x${FREETYPE_CONFIG+set} != xset ; then
+@@ -123,6 +136,7 @@
+     CFLAGS="$CFLAGS `$FREETYPE_CONFIG $freetypeconf_args --cflags`"
+     LIBS="$LIBS `$FREETYPE_CONFIG $freetypeconf_args --libs`"
+ fi
++fi
+ 
+ dnl Check for SDL
+ SDL_VERSION=1.2.4