Add ability for packages to provide a description.

It's nice to be able to get some idea of what a package does.

chocpkg/chocpkg

@@ -50,6 +50,10 @@ basic_setup
 . chocpkg_modules.sh
 . "$CHOCPKG_ROOT/buildenv.sh"
 
+description() {
+    PACKAGE_DESCRIPTION="$*"
+}
+
 dependencies() {
     DEPENDENCIES+=" $*"
 }
@@ -66,6 +70,7 @@ configure_for_package() {
     PACKAGE_NAME=$package
     PACKAGE_DIR_NAME=$package
     PACKAGE_TYPE=target
+    PACKAGE_DESCRIPTION="Package $PACKAGE_NAME"
     DEPENDENCIES=""
     . "$pkg_file"
 

pkgdef/SDL2.sh

@@ -1,4 +1,4 @@
-
+description "Simple DirectMedia Layer"
 check_pkgconfig sdl2
 fetch_download http://www.libsdl.org/release/SDL2-2.0.4.tar.gz
 
@@ -17,4 +17,3 @@ if [ $(uname) = "Cygwin" ] || [[ "$BUILD_HOST" = *mingw* ]]; then
 fi
 
 build_autotools $config_options
-

pkgdef/SDL2_mixer.sh

@@ -1,3 +1,4 @@
+description "SDL audio mixing and music library"
 dependencies SDL2
 check_pkgconfig SDL2_mixer
 fetch_download http://www.libsdl.org/projects/SDL_mixer/release/SDL2_mixer-2.0.1.tar.gz
@@ -17,4 +18,3 @@ if ! chocpkg installed libogg; then
 fi
 
 build_autotools $config_options
-

pkgdef/SDL2_net.sh

@@ -1,5 +1,5 @@
+description "SDL networking library"
 dependencies SDL2
 check_pkgconfig SDL2_net
 fetch_download http://www.libsdl.org/projects/SDL_net/release/SDL2_net-2.0.1.tar.gz
 build_autotools
-

pkgdef/chocolate-doom-git.sh

@@ -1,4 +1,4 @@
+description "Conservative, historically-accurate Doom source port"
 dependencies SDL2 SDL2_mixer SDL2_net
 fetch_git https://github.com/fragglet/chocolate-doom.git sdl2-branch
 build_autotools
-

pkgdef/directx-devel.sh

@@ -1,4 +1,4 @@
-
+description "Extra header files for compiling DirectX applications"
 fetch_download https://www.libsdl.org/extras/win32/common/directx-devel.tar.gz
 IS_TAR_BOMB=true
 
@@ -9,4 +9,3 @@ do_build() {
 do_install() {
     cp -R include lib "$PACKAGE_INSTALL_DIR"
 }
-

pkgdef/extra-libs.sh

@@ -1,3 +1,2 @@
-# Optional libraries which can be used by Chocolate Doom.
+description "Optional libraries which can be used by Chocolate Doom"
 package_group flac libpng libsamplerate libvorbis
-

pkgdef/flac.sh

@@ -1,6 +1,6 @@
+description "Library for encoding/decoding .flac lossless audio files"
 check_pkgconfig flac
 fetch_download http://www.chocolate-doom.org/depends/flac-1.3.1.tar.gz
 
 # Compile problems :(
 build_autotools --disable-asm-optimizations
-

pkgdef/libogg.sh

@@ -1,4 +1,4 @@
+description "Library for reading .ogg container files"
 check_pkgconfig ogg
 fetch_download http://www.chocolate-doom.org/depends/libogg-1.3.1.tar.gz
 build_autotools
-

pkgdef/libpng.sh

@@ -1,5 +1,5 @@
+description "Library for reading/writing .png image files"
 dependencies zlib
 check_pkgconfig libpng
 fetch_download http://www.chocolate-doom.org/depends/libpng-1.6.10.tar.gz
 build_autotools
-

pkgdef/libsamplerate.sh

@@ -1,4 +1,4 @@
+description "Library for high quality audio resampling"
 check_pkgconfig samplerate
 fetch_download http://www.chocolate-doom.org/depends/libsamplerate-0.1.8.tar.gz
 build_autotools
-

pkgdef/libvorbis.sh

@@ -1,5 +1,5 @@
+description "Library for decoding Ogg Vorbis codec files"
 dependencies libogg
 check_pkgconfig vorbis
 fetch_download http://www.chocolate-doom.org/depends/libvorbis-1.3.4.tar.gz
 build_autotools
-

pkgdef/pkg-config.sh

@@ -1,5 +1,5 @@
 PACKAGE_TYPE=native
-
+description "Development tool for locating installed packages and libraries"
 check_tool pkg-config
 fetch_download https://pkgconfig.freedesktop.org/releases/pkg-config-0.28.tar.gz
 build_autotools --with-internal-glib

pkgdef/zlib.sh

@@ -1,3 +1,4 @@
+description "Library for compressing/decompressing GZIP files"
 check_pkgconfig zlib
 fetch_download http://zlib.net/zlib-1.2.8.tar.gz
 build_autotools