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- Log -----------------------------------------------------------------
http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=d76f31550c9051558da636b859283dad64919bf1
commit d76f31550c9051558da636b859283dad64919bf1
Merge: a7d96ec 2ec97b1
Author: Brad King <brad.k...@kitware.com>
AuthorDate: Tue Sep 15 08:28:16 2015 -0400
Commit: CMake Topic Stage <kwro...@kitware.com>
CommitDate: Tue Sep 15 08:28:16 2015 -0400
Merge topic 'FindProtobuf-python-extension' into next
2ec97b13 FindProtobuf: Add protobuf_generate_python function
http://cmake.org/gitweb?p=cmake.git;a=commitdiff;h=2ec97b13028b51904c6bf1cb402cadee126dadfa
commit 2ec97b13028b51904c6bf1cb402cadee126dadfa
Author: Andreas Bergmeier <a.bergme...@dsfishlabs.com>
AuthorDate: Mon Sep 14 09:41:38 2015 +0200
Commit: Brad King <brad.k...@kitware.com>
CommitDate: Tue Sep 15 08:27:55 2015 -0400
FindProtobuf: Add protobuf_generate_python function
diff --git a/Help/release/dev/FindProtobuf-python-extension.rst
b/Help/release/dev/FindProtobuf-python-extension.rst
new file mode 100644
index 0000000..95463bf
--- /dev/null
+++ b/Help/release/dev/FindProtobuf-python-extension.rst
@@ -0,0 +1,6 @@
+FindProtobuf-python-extension
+-----------------------------
+
+* The :module:`FindProtobuf` module gained a new
+ :command:`protobuf_generate_python` function to generate python
+ sources from ``.proto`` files.
diff --git a/Modules/FindProtobuf.cmake b/Modules/FindProtobuf.cmake
index 335c408..4a68cd1 100644
--- a/Modules/FindProtobuf.cmake
+++ b/Modules/FindProtobuf.cmake
@@ -57,17 +57,18 @@
# include_directories(${PROTOBUF_INCLUDE_DIRS})
# include_directories(${CMAKE_CURRENT_BINARY_DIR})
# protobuf_generate_cpp(PROTO_SRCS PROTO_HDRS foo.proto)
+# protobuf_generate_python(PROTO_PY foo.proto)
# add_executable(bar bar.cc ${PROTO_SRCS} ${PROTO_HDRS})
# target_link_libraries(bar ${PROTOBUF_LIBRARIES})
#
# .. note::
-# The PROTOBUF_GENERATE_CPP macro and add_executable() or
-# add_library() calls only work properly within the same
-# directory.
+# The ``protobuf_generate_cpp`` and ``protobuf_generate_python``
+# functions and :command:`add_executable` or :command:`add_library`
+# calls only work properly within the same directory.
#
# .. command:: protobuf_generate_cpp
#
-# Add custom commands to process ``.proto`` files::
+# Add custom commands to process ``.proto`` files to C++::
#
# protobuf_generate_cpp (<SRCS> <HDRS> [<ARGN>...])
#
@@ -77,6 +78,17 @@
# Variable to define with autogenerated header files
# ``ARGN``
# ``.proto`` files
+#
+# .. command:: protobuf_generate_python
+#
+# Add custom commands to process ``.proto`` files to Python::
+#
+# protobuf_generate_python (<PY> [<ARGN>...])
+#
+# ``PY``
+# Variable to define with autogenerated Python files
+# ``ARGN``
+# ``.proto`` filess
#=============================================================================
# Copyright 2009 Kitware, Inc.
@@ -147,6 +159,53 @@ function(PROTOBUF_GENERATE_CPP SRCS HDRS)
set(${HDRS} ${${HDRS}} PARENT_SCOPE)
endfunction()
+function(PROTOBUF_GENERATE_PYTHON SRCS)
+ if(NOT ARGN)
+ message(SEND_ERROR "Error: PROTOBUF_GENERATE_PYTHON() called without any
proto files")
+ return()
+ endif()
+
+ 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()
+
+ if(DEFINED PROTOBUF_IMPORT_DIRS)
+ foreach(DIR ${PROTOBUF_IMPORT_DIRS})
+ get_filename_component(ABS_PATH ${DIR} ABSOLUTE)
+ list(FIND _protobuf_include_path ${ABS_PATH} _contains_already)
+ if(${_contains_already} EQUAL -1)
+ list(APPEND _protobuf_include_path -I ${ABS_PATH})
+ endif()
+ endforeach()
+ endif()
+
+ set(${SRCS})
+ foreach(FIL ${ARGN})
+ get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
+ get_filename_component(FIL_WE ${FIL} NAME_WE)
+
+ list(APPEND ${SRCS} "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}_pb2.py")
+ add_custom_command(
+ OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/${FIL_WE}_pb2.py"
+ COMMAND ${PROTOBUF_PROTOC_EXECUTABLE} --python_out
${CMAKE_CURRENT_BINARY_DIR} ${_protobuf_include_path} ${ABS_FIL}
+ DEPENDS ${ABS_FIL} ${PROTOBUF_PROTOC_EXECUTABLE}
+ COMMENT "Running Python protocol buffer compiler on ${FIL}"
+ VERBATIM )
+ endforeach()
+
+ set(${SRCS} ${${SRCS}} PARENT_SCOPE)
+endfunction()
+
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
set(_PROTOBUF_ARCH_DIR x64/)
endif()
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