cmake: Add FUZZ option

Author: hebasto

CMakeLists.txt

@@ -71,6 +71,27 @@ tristate_option(WITH_USDT
 option(BUILD_TESTS "Build test_bitcoin executable." ON)
 option(BUILD_BENCH "Build bench_bitcoin executable." ON)
 cmake_dependent_option(BUILD_FUZZ_BINARY "Build fuzz binary." ON "NOT MSVC" OFF)
+cmake_dependent_option(FUZZ "Build for fuzzing. Enabling this will disable all other targets and override BUILD_FUZZ_BINARY." OFF "NOT MSVC" OFF)
+
+if(FUZZ)
+  message(WARNING "FUZZ=ON will disable all other targets and force BUILD_FUZZ_BINARY=ON.")
+  set(BUILD_DAEMON OFF)
+  set(BUILD_CLI OFF)
+  set(BUILD_TX OFF)
+  set(BUILD_UTIL OFF)
+  set(BUILD_UTIL_CHAINSTATE OFF)
+  set(BUILD_SHARED OFF)
+  set(BUILD_BITCOINKERNEL_LIB OFF)
+  set(BUILD_WALLET_TOOL OFF)
+  set(WITH_NATPMP OFF)
+  set(WITH_MINIUPNPC OFF)
+  set(WITH_ZMQ OFF)
+  set(WITH_EXTERNAL_SIGNER OFF)
+  set(BUILD_TESTS OFF)
+  set(BUILD_BENCH OFF)
+  set(WITH_GUI no)
+  set(BUILD_FUZZ_BINARY ON)
+endif()
 
 option(INSTALL_MAN "Install man pages." ON)
 

test/CMakeLists.txt

@@ -22,6 +22,7 @@ function(create_test_config)
   set_configure_variable(BUILD_UTIL BUILD_BITCOIN_UTIL)
   set_configure_variable(BUILD_WALLET_TOOL BUILD_BITCOIN_WALLET)
   set_configure_variable(BUILD_DAEMON BUILD_BITCOIND_TRUE)
+  set_configure_variable(FUZZ ENABLE_FUZZ)
   set_configure_variable(WITH_ZMQ ENABLE_ZMQ)
   set_configure_variable(ENABLE_EXTERNAL_SIGNER ENABLE_EXTERNAL_SIGNER)
   set_configure_variable(ENABLE_TRACING ENABLE_USDT_TRACEPOINTS)