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Generate a picture of module dependencies at configure time

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This commit is contained in:
Paul Licameli
2020-10-17 05:26:15 -04:00
committed by Leland Lucius
parent 1f6efefdf6
commit 5844b2090a
4 changed files with 62 additions and 7 deletions
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43
cmake-proxies/cmake-modules/AudacityFunctions.cmake
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@@ -221,13 +221,7 @@ function( audacity_append_common_compiler_options var )
set( ${var} "${${var}}" PARENT_SCOPE )
endfunction()
# Set up for defining a module target.
# Pass a name and sources, and a list of other targets.
# Use the interface compile definitions and include directories of the
# other targets, and link to them.
# More defines, and more target libraries (maybe generator expressions)
# may be given too.
function( audacity_module NAME SOURCES IMPORT_TARGETS
function( audacity_module_fn NAME SOURCES IMPORT_TARGETS
ADDITIONAL_DEFINES ADDITIONAL_LIBRARIES )
set( TARGET ${NAME} )
@@ -294,5 +288,40 @@ function( audacity_module NAME SOURCES IMPORT_TARGETS
endif()
endforeach()
endif()
# collect dependency information
list( APPEND GRAPH_EDGES "\"${TARGET}\" [shape=box]" )
set(ACCESS PUBLIC PRIVATE INTERFACE)
foreach( IMPORT ${IMPORT_TARGETS} )
if(IMPORT IN_LIST ACCESS)
continue()
endif()
string( REGEX REPLACE "-interface\$" "" IMPORT "${IMPORT}" )
list( APPEND GRAPH_EDGES "\"${TARGET}\" -> \"${IMPORT}\"" )
endforeach()
set( GRAPH_EDGES "${GRAPH_EDGES}" PARENT_SCOPE )
endfunction()
# Set up for defining a module target.
# All modules depend on the application.
# Pass a name and sources, and a list of other targets.
# Use the interface compile definitions and include directories of the
# other targets, and link to them.
# More defines, and more target libraries (maybe generator expressions)
# may be given too.
macro( audacity_module NAME SOURCES IMPORT_TARGETS
ADDITIONAL_DEFINES ADDITIONAL_LIBRARIES )
# The extra indirection of a function call from this macro, and
# re-assignment of GRAPH_EDGES, is so that a module definition may
# call this macro, and it will (correctly) collect edges for the
# CMakeLists.txt in the directory above it; but otherwise we take
# advantage of function scoping of variables.
audacity_module_fn(
"${NAME}"
"${SOURCES}"
"${IMPORT_TARGETS}"
"${ADDITIONAL_DEFINES}"
"${ADDITIONAL_LIBRARIES}"
)
set( GRAPH_EDGES "${GRAPH_EDGES}" PARENT_SCOPE )
endmacro()