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Don't build `replay` target if its src files (.go) are unchanged (#12734)

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Syed Paymaan Raza 2026-02-24 20:29:14 -08:00 committed by GitHub
parent 8598b43fc0
commit 744717aaa2
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1 changed files with 12 additions and 16 deletions
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28
contrib/replay/CMakeLists.txt
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@ -25,27 +25,23 @@ file(MAKE_DIRECTORY ${REPLAY_OUTPUT_DIR})
# Get all Go source files for dependency tracking
file(GLOB REPLAY_GO_SOURCES "${CMAKE_CURRENT_SOURCE_DIR}/*.go")
set(REPLAY_GO_MOD "${CMAKE_CURRENT_SOURCE_DIR}/go.mod")
set(REPLAY_GO_SUM "${CMAKE_CURRENT_SOURCE_DIR}/go.sum")
# Custom target to build replay
# This handles all Go dependencies automatically - users just need Go installed
# ALL means it builds by default (but only if Go is available - see check above)
add_custom_target(replay ALL
COMMAND ${CMAKE_COMMAND} -E echo "Downloading Go dependencies..."
COMMAND ${GO_EXECUTABLE} mod download
COMMAND ${CMAKE_COMMAND} -E echo "Tidying Go modules..."
COMMAND ${GO_EXECUTABLE} mod tidy
COMMAND ${CMAKE_COMMAND} -E echo "Building replay..."
# Custom command to build replay - only rebuilds when source files change
# go build handles dependencies automatically (downloads if needed)
add_custom_command(
OUTPUT ${REPLAY_BINARY}
COMMAND ${GO_EXECUTABLE} build -o ${REPLAY_BINARY} .
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
COMMENT "Building FDB trace replay tool (all dependencies handled automatically)"
BYPRODUCTS ${REPLAY_BINARY}
SOURCES ${REPLAY_GO_SOURCES}
DEPENDS ${REPLAY_GO_SOURCES} ${REPLAY_GO_MOD} ${REPLAY_GO_SUM}
COMMENT "Building FDB trace replay tool"
)
# Make sure the binary is executable
add_custom_command(TARGET replay POST_BUILD
COMMAND chmod +x ${REPLAY_BINARY}
COMMENT "Making replay executable"
# Target that depends on the binary - only triggers rebuild when deps change
add_custom_target(replay ALL
DEPENDS ${REPLAY_BINARY}
SOURCES ${REPLAY_GO_SOURCES}
)
message(STATUS "replay will be built by default (Go found)")