Add option for users to install Ping Booster as an addon.

[from website]
HLDS Ping Booster is a small tweak to the Half-Life Dedicated Server
that drastically reduces player pings and generally makes the game
much more responsive.

Submitted by:	lioux

games/halflifeserver/Makefile

@@ -38,11 +38,48 @@ SORT?=		/usr/bin/sort
 # files which should be installed with executables perms
 EXECUTABLES=	${HL_PROGRAM} hltv
 
+.ifdef(WITH_PING_BOOSTER)
+MASTER_SITES+=	http://www.udpsoft.com/booster/
+DISTFILES+=	HLDSPingBooster-0.99.tar.gz
+
+BOOSTER_FILES=	booster.so hlds_boost
+EXECUTABLES+=	hlds_boost
+
+PLIST_SUB+=	BOOSTER=""
+.else
+PLIST_SUB+=	BOOSTER="@comment "
+.endif
+
+pre-everything::
+.ifndef(WITH_PING_BOOSTER)
+	@${ECHO_MSG} '===>'
+	@${ECHO_MSG} '===> Define WITH_PING_BOOSTER to enable HLDS Ping Booster.'
+	@${ECHO_MSG} '===>'
+	@${ECHO_MSG} '===> HLDS Ping Booster is a small tweak to the Half-Life Dedicated'
+	@${ECHO_MSG} '===> Server that drastically reduces player pings and generally'
+	@${ECHO_MSG} '===> makes the game much more responsive.'
+	@${ECHO_MSG} '===> Besides defining this, instead of using hlds_run to start the'
+	@${ECHO_MSG} '===> server, use hlds_boost. Clients do not have to install anything.'
+	@${ECHO_MSG} '===> Check http://www.udpsoft.com/booster/ for additional information.'
+	@${ECHO_MSG} '===>'
+.endif
+
+post-extract:
+.ifdef(WITH_PING_BOOSTER)
+.for file in ${BOOSTER_FILES}
+	@${CP} ${WRKDIR}/${file} ${WRKSRC}
+.endfor
+.endif
+
 pre-patch:
 # remove trailing ^M
 	@find -E ${WRKSRC} -type f \
 		-iregex ".*\.(bat|cfg|gam|htm|html|inf|ini|lst|sc|scr|txt|rc)" \
 		-exec ${PERL} -pi -ne 's!\r\n!\n!' {} 1>/dev/null 2>&1 \;
+.ifdef(WITH_PING_BOOSTER)
+	@${PERL} -pi -e 's|booster.so|${PREFIX}${HLDSDIR}booster.so|' \
+		${WRKSRC}/hlds_boost
+.endif
 
 do-install: install-parse-plist install-run-scripts scan-libs
 

games/halflifeserver/distinfo

@@ -1,2 +1,3 @@
 MD5 (hlds_l_3108_full.tar.gz) = e034c77e5835bca3bb26c6d058efa30c
 MD5 (hlds_l_3108a_up.tar.gz) = c39a385ff62c917afec31d5b242bc29e
+MD5 (HLDSPingBooster-0.99.tar.gz) = 1144a59703d89143bb0efdc18cfea5a5

games/halflifeserver/pkg-plist

@@ -382,7 +382,9 @@
 %%HLDSDIR%%dmc/sprites/yelflare2.spr
 %%HLDSDIR%%dmc/sprites/zerogxplode.spr
 %%HLDSDIR%%dmc/titles.txt
+%%BOOSTER%%%%HLDSDIR%%booster.so
 %%HLDSDIR%%engine_i386.so
+%%BOOSTER%%%%HLDSDIR%%hlds_boost
 %%HLDSDIR%%hlds_run
 %%HLDSDIR%%hlds_run.dat
 %%HLDSDIR%%hltv