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10997: PROTOBUF_GENERATE_CPP now supports proto files outside current dir

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This commit is contained in:
Philip Lowman 2011-06-07 01:07:41 -04:00 committed by Brad King
parent 08b109a87f
commit 3982603c65
1 changed files with 22 additions and 2 deletions

24
Modules/FindProtobuf.cmake

@ -73,6 +73,20 @@ function(PROTOBUF_GENERATE_CPP SRCS HDRS)
return() return()
endif(NOT ARGN) endif(NOT ARGN)
if(PROTOBUF_GENERATE_CPP_APPEND_PATH)
# Create an include path for each file specified
foreach(FIL ${ARGN})
get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
get_filename_component(ABS_PATH ${ABS_FIL} PATH)
list(FIND _protobuf_include_path ${ABS_PATH} _contains_already)
if(${_contains_already} EQUAL -1)
list(APPEND _protobuf_include_path -I ${ABS_PATH})
endif()
endforeach()
else()
set(_protobuf_include_path -I ${CMAKE_CURRENT_SOURCE_DIR})
endif()
set(${SRCS}) set(${SRCS})
set(${HDRS}) set(${HDRS})
foreach(FIL ${ARGN}) foreach(FIL ${ARGN})
@ -86,7 +100,7 @@ function(PROTOBUF_GENERATE_CPP SRCS HDRS)
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.cc" OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.cc"
"${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.h" "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}.pb.h"
COMMAND ${PROTOBUF_PROTOC_EXECUTABLE} COMMAND ${PROTOBUF_PROTOC_EXECUTABLE}
ARGS --cpp_out ${CMAKE_CURRENT_BINARY_DIR} --proto_path ${CMAKE_CURRENT_SOURCE_DIR} ${ABS_FIL} ARGS --cpp_out ${CMAKE_CURRENT_BINARY_DIR} ${_protobuf_include_path} ${ABS_FIL}
DEPENDS ${ABS_FIL} DEPENDS ${ABS_FIL}
COMMENT "Running C++ protocol buffer compiler on ${FIL}" COMMENT "Running C++ protocol buffer compiler on ${FIL}"
VERBATIM ) VERBATIM )
@ -125,11 +139,17 @@ function(_protobuf_find_libraries name filename)
endif() endif()
endfunction() endfunction()
# #
# Main. # Main.
# #
# By default have PROTOBUF_GENERATE_CPP macro pass -I to protoc
# for each directory where a proto file is referenced.
if(NOT DEFINED PROTOBUF_GENERATE_CPP_APPEND_PATH)
set(PROTOBUF_GENERATE_CPP_APPEND_PATH TRUE)
endif()
# Google's provided vcproj files generate libraries with a "lib" # Google's provided vcproj files generate libraries with a "lib"
# prefix on Windows # prefix on Windows
if(MSVC) if(MSVC)