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Finally fix spurious recompilations of KDChart-based apps #81

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Merged
dfaure-kdab merged 1 commit into from
Aug 14, 2025
Merged

Finally fix spurious recompilations of KDChart-based apps #81

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20 changes: 14 additions & 6 deletions src/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -148,16 +148,24 @@ ecm_generate_headers(
)
# Combine required headers into 1 big convenience header
set(COMMON_HEADER ${CMAKE_CURRENT_BINARY_DIR}/KDChart/KDChart)
# (use a tmp file and configure_file to avoid touching the header unnecessarily)
set(COMMON_HEADER_TMP ${COMMON_HEADER}.tmp)
file(WRITE ${COMMON_HEADER_TMP} "// convenience header\n")

set(GENERATED_CONTENT "// convenience header\n")
foreach(_header ${kdchart_HEADERS})
get_filename_component(_base ${_header} NAME)
file(APPEND ${COMMON_HEADER_TMP} "#include \"${_base}\"\n")
string(APPEND GENERATED_CONTENT "#include \"${_base}\"\n")
endforeach()
configure_file("${COMMON_HEADER_TMP}" "${COMMON_HEADER}" COPYONLY)

file(
GENERATE
OUTPUT "${COMMON_HEADER}"
CONTENT "${GENERATED_CONTENT}"
)
list(APPEND kdchart_HEADERS "${COMMON_HEADER}")
configure_file("${COMMON_HEADER}" "${COMMON_HEADER}.h" COPYONLY)
file(
GENERATE
OUTPUT "${COMMON_HEADER}.h"
CONTENT "${GENERATED_CONTENT}"
)
list(APPEND kdchart_HEADERS "${COMMON_HEADER}.h")

ecm_generate_headers(
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