Improved build process and instructions.

CMakeLists.txt

@@ -1,6 +1,16 @@
 cmake_minimum_required(VERSION 2.8.7)
 
-project(tox-weechat)
+project(tox-weechat C)
+
+option(HOME_FOLDER_INSTALL "Install to ~/.weechat/plugins instead of default location." OFF)
+if(HOME_FOLDER_INSTALL)
+    set(INSTALL_PATH "~/.weechat/plugins")
+endif()
+
+if (NOT DEFINED INSTALL_PATH OR "${INSTALL_PATH}" STREQUAL "")
+    set(INSTALL_PATH "lib/weechat/plugins")
+endif()
+set(INSTALL_PATH "${INSTALL_PATH}" CACHE PATH "Path to install the plugin binary to.")
 
 add_library(tox MODULE
     src/tox-weechat.c
@@ -11,6 +21,7 @@ add_library(tox MODULE
     src/tox-weechat-chats.c
     src/tox-weechat-friend-requests.c
 )
+
 add_definitions(-D_GNU_SOURCE)
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -Wall -Wextra -Werror-implicit-function-declaration -Wno-unused-parameter")
 
@@ -19,4 +30,5 @@ target_link_libraries(tox toxcore)
 # remove lib prefix (libtox.so -> tox.so)
 set_target_properties(tox PROPERTIES PREFIX "")
 
-install(TARGETS tox DESTINATION lib/weechat/plugins)
+install(TARGETS tox DESTINATION "${INSTALL_PATH}")
+