From b85bfd55808c68e71f6fc905fceda7668a0b2e9d Mon Sep 17 00:00:00 2001
From: Pat Wilson <zerostride@gmail.com>
Date: Mon, 26 Jul 2010 16:47:13 -0700
Subject: [PATCH] CURL support optional

---
 CMakeLists.txt | 12 +++++++++---
 netutils.cpp   | 11 +++++++++--
 swf.cpp        |  2 ++
 3 files changed, 20 insertions(+), 5 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f280174bee..b5a29acc21 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -68,6 +68,7 @@ SET(COMPILE_LIGHTSPARK TRUE CACHE BOOL "Compile Lightspark?")
 SET(COMPILE_TIGHTSPARK TRUE CACHE BOOL "Compile Tightspark?")
 SET(COMPILE_PLUGIN FALSE CACHE BOOL "Compile the Firefox Plugin?")
 SET(ENABLE_SOUND TRUE CACHE BOOL "Enable sound?")
+SET(ENABLE_CURL TRUE CACHE BOOL "Enable CURL? (Required for Downloader functionality)")
 SET(PLUGIN_DIRECTORY "${LIBDIR}/mozilla/plugins" CACHE STRING "Directory to install Firefox plugin to")
 IF(NOT CMAKE_BUILD_TYPE)
 	SET(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING
@@ -77,7 +78,6 @@ ENDIF(NOT CMAKE_BUILD_TYPE)
 # Libraries we need
 INCLUDE(FindLLVM REQUIRED)
 INCLUDE(FindSDL REQUIRED)
-INCLUDE(FindCURL REQUIRED)
 INCLUDE(FindPkgConfig REQUIRED)
 INCLUDE(FindZLIB REQUIRED)
 INCLUDE(FindThreads REQUIRED)
@@ -108,7 +108,6 @@ ENDIF(HAVE_AVCODEC_DECODE_AUDIO3)
 
 INCLUDE_DIRECTORIES(${SDL_INCLUDE_DIR})
 INCLUDE_DIRECTORIES(${LLVM_INCLUDE_DIR})
-INCLUDE_DIRECTORIES(${CURL_INCLUDE_DIR})
 INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIR})
 INCLUDE_DIRECTORIES(${Threads_INCLUDE_DIR})
 INCLUDE_DIRECTORIES(${EXTRA_LIBS_INCLUDE_DIRS})
@@ -124,6 +123,13 @@ IF(COMPILE_PLUGIN)
 	ADD_DEFINITIONS(-DMOZ_X11 -DCOMPILE_PLUGIN)
 ENDIF(COMPILE_PLUGIN)
 
+IF(ENABLE_CURL)
+	INCLUDE(FindCURL REQUIRED)
+	INCLUDE_DIRECTORIES(${CURL_INCLUDE_DIR})
+	SET(OPTIONAL_LIBRARIES ${OPTIONAL_LIBRARIES} ${CURL_LIBRARIES})
+	ADD_DEFINITIONS(-DENABLE_CURL)
+ENDIF(ENABLE_CURL)
+
 # Compiler defaults flags for different profiles
 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wnon-virtual-dtor -Woverloaded-virtual -pipe -fvisibility=hidden -fvisibility-inlines-hidden -std=c++0x")
 
@@ -153,7 +159,7 @@ ENDIF(${i386})
 # liblightspark.so target
 ADD_LIBRARY(spark SHARED ${LIBSPARK_SOURCES})
 SET_TARGET_PROPERTIES(spark PROPERTIES OUTPUT_NAME lightspark)
-TARGET_LINK_LIBRARIES(spark ${SOUND_LIBS_LIBRARIES} ${EXTRA_LIBS_LIBRARIES} ${LIBAVCODEC_LIBRARIES} ${ZLIB_LIBRARIES} ${LLVM_LIBS_CORE} ${LLVM_LIBS_JIT} ${SDL_LIBRARY} ${CURL_LIBRARIES} ${GTK_LIBRARIES} ${lib_glew})
+TARGET_LINK_LIBRARIES(spark ${SOUND_LIBS_LIBRARIES} ${EXTRA_LIBS_LIBRARIES} ${LIBAVCODEC_LIBRARIES} ${ZLIB_LIBRARIES} ${LLVM_LIBS_CORE} ${LLVM_LIBS_JIT} ${SDL_LIBRARY} ${OPTIONAL_LIBRARIES} ${GTK_LIBRARIES} ${lib_glew})
 SET_TARGET_PROPERTIES(spark PROPERTIES LINK_FLAGS "${LLVM_LDFLAGS} -Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/lightspark.expmap")
 SET_TARGET_PROPERTIES(spark PROPERTIES LINK_INTERFACE_LIBRARIES "")
 
diff --git a/netutils.cpp b/netutils.cpp
index 7ce8d26722..bf26396ae5 100644
--- a/netutils.cpp
+++ b/netutils.cpp
@@ -20,9 +20,11 @@
 #include "swf.h"
 #include "netutils.h"
 #include "compat.h"
-#include <curl/curl.h>
 #include <string>
 #include <iostream>
+#ifdef ENABLE_CURL
+#include <curl/curl.h>
+#endif
 
 using namespace lightspark;
 extern TLSDATA SystemState* sys;
@@ -191,6 +193,7 @@ void CurlDownloader::execute()
 		setFailed();
 		return;
 	}
+#ifdef ENABLE_CURL
 	CURL *curl;
 	CURLcode res;
 	curl = curl_easy_init();
@@ -214,7 +217,11 @@ void CurlDownloader::execute()
 	}
 	else
 		setFailed();
-
+#else
+	//ENABLE_CURL not defined
+	setFailed();
+	LOG(LOG_ERROR,"CURL not enabled in this build. Downloader will always fail.");
+#endif
 	sem_post(&(Downloader::terminated));
 }
 
diff --git a/swf.cpp b/swf.cpp
index 8d934d9726..9c68ebd947 100644
--- a/swf.cpp
+++ b/swf.cpp
@@ -151,7 +151,9 @@ SystemState::SystemState():RootMovieClip(NULL,true),renderRate(0),error(false),s
 	useInterpreter(true),useJit(false),downloadManager(NULL)
 {
 	//Do needed global initialization
+#ifdef ENABLE_CURL
 	curl_global_init(CURL_GLOBAL_ALL);
+#endif
 	avcodec_register_all();
 
 	//Create the thread pool