Add missing ENABLE_SYSTEM_JSONCPP in docs

diff --git a/README.md b/README.md
index af7e7449542f056656f4af6963528917b3e9b8a6..8c8331774f5f5172f8ae9a98e09ab887fdd1bba4 100644 (file)
--- a/README.md
+++ b/README.md
@@ -182,29 +182,30 @@ Run it:
 
 General options:
 
-    BUILD_CLIENT        - Build Minetest client
-    BUILD_SERVER        - Build Minetest server
-    CMAKE_BUILD_TYPE    - Type of build (Release vs. Debug)
-        Release         - Release build
-        Debug           - Debug build
-        SemiDebug       - Partially optimized debug build
-        RelWithDebInfo  - Release build with Debug information
-        MinSizeRel      - Release build with -Os passed to compiler to make executable as small as possible
-    ENABLE_CURL         - Build with cURL; Enables use of online mod repo, public serverlist and remote media fetching via http
-    ENABLE_CURSES       - Build with (n)curses; Enables a server side terminal (command line option: --terminal)
-    ENABLE_FREETYPE     - Build with FreeType2; Allows using TTF fonts
-    ENABLE_GETTEXT      - Build with Gettext; Allows using translations
-    ENABLE_GLES         - Search for Open GLES headers & libraries and use them
-    ENABLE_LEVELDB      - Build with LevelDB; Enables use of LevelDB map backend
-    ENABLE_POSTGRESQL   - Build with libpq; Enables use of PostgreSQL map backend (PostgreSQL 9.5 or greater recommended)
-    ENABLE_REDIS        - Build with libhiredis; Enables use of Redis map backend
-    ENABLE_SPATIAL      - Build with LibSpatial; Speeds up AreaStores
-    ENABLE_SOUND        - Build with OpenAL, libogg & libvorbis; in-game Sounds
-    ENABLE_LUAJIT       - Build with LuaJIT (much faster than non-JIT Lua)
-    ENABLE_SYSTEM_GMP   - Use GMP from system (much faster than bundled mini-gmp)
-    RUN_IN_PLACE        - Create a portable install (worlds, settings etc. in current directory)
-    USE_GPROF           - Enable profiling using GProf
-    VERSION_EXTRA       - Text to append to version (e.g. VERSION_EXTRA=foobar -> Minetest 0.4.9-foobar)
+    BUILD_CLIENT           - Build Minetest client
+    BUILD_SERVER           - Build Minetest server
+    CMAKE_BUILD_TYPE       - Type of build (Release vs. Debug)
+        Release            - Release build
+        Debug              - Debug build
+        SemiDebug          - Partially optimized debug build
+        RelWithDebInfo     - Release build with Debug information
+        MinSizeRel         - Release build with -Os passed to compiler to make executable as small as possible
+    ENABLE_CURL            - Build with cURL; Enables use of online mod repo, public serverlist and remote media fetching via http
+    ENABLE_CURSES          - Build with (n)curses; Enables a server side terminal (command line option: --terminal)
+    ENABLE_FREETYPE        - Build with FreeType2; Allows using TTF fonts
+    ENABLE_GETTEXT         - Build with Gettext; Allows using translations
+    ENABLE_GLES            - Search for Open GLES headers & libraries and use them
+    ENABLE_LEVELDB         - Build with LevelDB; Enables use of LevelDB map backend
+    ENABLE_POSTGRESQL      - Build with libpq; Enables use of PostgreSQL map backend (PostgreSQL 9.5 or greater recommended)
+    ENABLE_REDIS           - Build with libhiredis; Enables use of Redis map backend
+    ENABLE_SPATIAL         - Build with LibSpatial; Speeds up AreaStores
+    ENABLE_SOUND           - Build with OpenAL, libogg & libvorbis; in-game Sounds
+    ENABLE_LUAJIT          - Build with LuaJIT (much faster than non-JIT Lua)
+    ENABLE_SYSTEM_GMP      - Use GMP from system (much faster than bundled mini-gmp)
+    ENABLE_SYSTEM_JSONCPP  - Use JsonCPP from system
+    RUN_IN_PLACE           - Create a portable install (worlds, settings etc. in current directory)
+    USE_GPROF              - Enable profiling using GProf
+    VERSION_EXTRA          - Text to append to version (e.g. VERSION_EXTRA=foobar -> Minetest 0.4.9-foobar)
 
 Library specific options: