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CMake: list buildinfo.h as buildinfo.cmake's output

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Keep the fake header to ensure we always run.
This commit is contained in:
Campbell Barton
2016-06-30 08:49:50 +10:00
parent 72792406c9
commit 9d5661c9e8
1 changed files with 18 additions and 4 deletions
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22
source/creator/CMakeLists.txt
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@@ -172,18 +172,28 @@ if(WITH_BUILDINFO)
include_directories(${CMAKE_CURRENT_BINARY_DIR}) include_directories(${CMAKE_CURRENT_BINARY_DIR})
# XXX, "_buildinfo.h" is used twice here, # XXX, ${buildinfo_h_fake} is used here,
# because we rely on that file being detected as missing # because we rely on that file being detected as missing
# every build so that the real header "buildinfo.h" is updated. # every build so that the real header "buildinfo.h" is updated.
# #
# Keep this until we find a better way to resolve! # Keep this until we find a better way to resolve!
set(buildinfo_h_real "${CMAKE_CURRENT_BINARY_DIR}/buildinfo.h")
set(buildinfo_h_fake "${CMAKE_CURRENT_BINARY_DIR}/buildinfo.h_fake")
if(EXISTS ${buildinfo_h_fake})
message(FATAL_ERROR "File \"${buildinfo_h_fake}\" found, this should never be created, remove!")
endif()
# a custom target that is always built # a custom target that is always built
add_custom_target(buildinfo ALL add_custom_target(buildinfo ALL
DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/_buildinfo.h) DEPENDS ${buildinfo_h_fake})
# creates buildinfo.h using cmake script # creates buildinfo.h using cmake script
add_custom_command(OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/_buildinfo.h add_custom_command(
OUTPUT
${buildinfo_h_fake} # ensure we always run
${buildinfo_h_real}
COMMAND ${CMAKE_COMMAND} COMMAND ${CMAKE_COMMAND}
-DSOURCE_DIR=${CMAKE_SOURCE_DIR} -DSOURCE_DIR=${CMAKE_SOURCE_DIR}
# overrides only used when non-empty strings # overrides only used when non-empty strings
@@ -192,10 +202,14 @@ if(WITH_BUILDINFO)
-P ${CMAKE_SOURCE_DIR}/build_files/cmake/buildinfo.cmake) -P ${CMAKE_SOURCE_DIR}/build_files/cmake/buildinfo.cmake)
# buildinfo.h is a generated file # buildinfo.h is a generated file
set_source_files_properties(${CMAKE_CURRENT_BINARY_DIR}/buildinfo.h set_source_files_properties(
${buildinfo_h_real}
PROPERTIES GENERATED TRUE PROPERTIES GENERATED TRUE
HEADER_FILE_ONLY TRUE) HEADER_FILE_ONLY TRUE)
unset(buildinfo_h_real)
unset(buildinfo_h_fake)
# add deps below, after adding blender # add deps below, after adding blender
# -------------- done with header values. # -------------- done with header values.