vcpkg/scripts/cmake/vcpkg_configure_gn.cmake
dave-juicelabs 2496d23d41
[vcpkg-gn] New port vcpkg-gn (#21498)
* [vcpkg-gn] Adding gn as a host only port

* Disable support for x86 and fix variable name usage.

* [vcpkg-gn] Version information.

* Updating documentation.

Co-authored-by: David McCloskey <davmcclo@gmail.com>
2021-11-29 11:42:39 -08:00

81 lines
2.5 KiB
CMake

# DEPRECATED BY ports/vcpkg-gn/vcpkg_gn_configure
#[===[.md:
# vcpkg_configure_gn
Generate Ninja (GN) targets
## Usage:
```cmake
vcpkg_configure_gn(
SOURCE_PATH <SOURCE_PATH>
[OPTIONS <OPTIONS>]
[OPTIONS_DEBUG <OPTIONS_DEBUG>]
[OPTIONS_RELEASE <OPTIONS_RELEASE>]
)
```
## Parameters:
### SOURCE_PATH (required)
The path to the GN project.
### OPTIONS
Options to be passed to both the debug and release targets.
Note: Must be provided as a space-separated string.
### OPTIONS_DEBUG (space-separated string)
Options to be passed to the debug target.
### OPTIONS_RELEASE (space-separated string)
Options to be passed to the release target.
#]===]
function(z_vcpkg_configure_gn_generate)
cmake_parse_arguments(PARSE_ARGV 0 "arg" "" "SOURCE_PATH;CONFIG;ARGS" "")
if(DEFINED arg_UNPARSED_ARGUMENTS)
message(FATAL_ERROR "Internal error: generate was passed extra arguments: ${arg_UNPARSED_ARGUMENTS}")
endif()
message(STATUS "Generating build (${arg_CONFIG})...")
vcpkg_execute_required_process(
COMMAND "${GN}" gen "${CURRENT_BUILDTREES_DIR}/${arg_CONFIG}" "${arg_ARGS}"
WORKING_DIRECTORY "${arg_SOURCE_PATH}"
LOGNAME "generate-${arg_CONFIG}"
)
endfunction()
function(vcpkg_configure_gn)
if(Z_VCPKG_GN_CONFIGURE_GUARD)
message(FATAL_ERROR "The ${PORT} port already depends on vcpkg-gn; using both vcpkg-gn and vcpkg_configure_gn in the same port is unsupported.")
endif()
cmake_parse_arguments(PARSE_ARGV 0 "arg" "" "SOURCE_PATH;OPTIONS;OPTIONS_DEBUG;OPTIONS_RELEASE" "")
if(DEFINED arg_UNPARSED_ARGUMENTS)
message(WARNING "vcpkg_configure_gn was passed extra arguments: ${arg_UNPARSED_ARGUMENTS}")
endif()
if(NOT DEFINED arg_SOURCE_PATH)
message(FATAL_ERROR "SOURCE_PATH must be specified.")
endif()
vcpkg_find_acquire_program(PYTHON2)
get_filename_component(PYTHON2_DIR "${PYTHON2}" DIRECTORY)
vcpkg_add_to_path(PREPEND "${PYTHON2_DIR}")
vcpkg_find_acquire_program(GN)
if(NOT DEFINED VCPKG_BUILD_TYPE OR VCPKG_BUILD_TYPE STREQUAL "debug")
z_vcpkg_configure_gn_generate(
SOURCE_PATH "${arg_SOURCE_PATH}"
CONFIG "${TARGET_TRIPLET}-dbg"
ARGS "--args=${arg_OPTIONS} ${arg_OPTIONS_DEBUG}"
)
endif()
if(NOT DEFINED VCPKG_BUILD_TYPE OR VCPKG_BUILD_TYPE STREQUAL "release")
z_vcpkg_configure_gn_generate(
SOURCE_PATH "${arg_SOURCE_PATH}"
CONFIG "${TARGET_TRIPLET}-rel"
ARGS "--args=${arg_OPTIONS} ${arg_OPTIONS_RELEASE}"
)
endif()
endfunction()