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cmake: Now generates Wayland protocol source bits like the configure …

…script.

Fixes Bugzilla #3430.
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icculus committed Oct 11, 2016
1 parent d9e3972 commit 8a0704d15f5c95990b251ae2e4a6abf6ab2065ac
Showing with 77 additions and 1 deletion.
  1. +77 −1 cmake/sdlchecks.cmake
@@ -539,6 +539,27 @@ macro(CheckMir)
endif()
endmacro()

macro(WaylandProtocolGen _SCANNER _XML _PROTL)
set(_WAYLAND_PROT_C_CODE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols/${_PROTL}-protocol.c")
set(_WAYLAND_PROT_H_CODE "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols/${_PROTL}-client-protocol.h")

add_custom_command(
OUTPUT "${_WAYLAND_PROT_H_CODE}"
DEPENDS "${_XML}"
COMMAND "${_SCANNER}"
ARGS client-header "${_XML}" "${_WAYLAND_PROT_H_CODE}"
)

add_custom_command(
OUTPUT "${_WAYLAND_PROT_C_CODE}"
DEPENDS "${_WAYLAND_PROT_H_CODE}"
COMMAND "${_SCANNER}"
ARGS code "${_XML}" "${_WAYLAND_PROT_C_CODE}"
)

set(SOURCE_FILES ${SOURCE_FILES} "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols/${_PROTL}-protocol.c")
endmacro()

# Requires:
# - EGL
# - PkgCheckModules
@@ -547,7 +568,51 @@ endmacro()
# - HAVE_DLOPEN opt
macro(CheckWayland)
if(VIDEO_WAYLAND)
pkg_check_modules(WAYLAND wayland-client wayland-cursor wayland-egl egl xkbcommon)
pkg_check_modules(WAYLAND wayland-client wayland-scanner wayland-protocols wayland-egl wayland-cursor egl xkbcommon)

# We have to generate some protocol interface code for some various Wayland features.
if(WAYLAND_FOUND)
execute_process(
COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=pkgdatadir wayland-client
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
RESULT_VARIABLE WAYLAND_CORE_PROTOCOL_DIR_RC
OUTPUT_VARIABLE WAYLAND_CORE_PROTOCOL_DIR
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(NOT WAYLAND_CORE_PROTOCOL_DIR_RC EQUAL 0)
set(WAYLAND_FOUND FALSE)
endif()
endif()

if(WAYLAND_FOUND)
execute_process(
COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=pkgdatadir wayland-protocols
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
RESULT_VARIABLE WAYLAND_PROTOCOLS_DIR_RC
OUTPUT_VARIABLE WAYLAND_PROTOCOLS_DIR
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(NOT WAYLAND_PROTOCOLS_DIR_RC EQUAL 0)
set(WAYLAND_FOUND FALSE)
endif()
endif()

if(WAYLAND_FOUND)
execute_process(
COMMAND ${PKG_CONFIG_EXECUTABLE} --variable=wayland_scanner wayland-scanner
WORKING_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}"
RESULT_VARIABLE WAYLAND_SCANNER_RC
OUTPUT_VARIABLE WAYLAND_SCANNER
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(NOT WAYLAND_SCANNER_RC EQUAL 0)
set(WAYLAND_FOUND FALSE)
endif()
endif()

if(WAYLAND_FOUND)
link_directories(
${WAYLAND_LIBRARY_DIRS}
@@ -561,6 +626,17 @@ macro(CheckWayland)
file(GLOB WAYLAND_SOURCES ${SDL2_SOURCE_DIR}/src/video/wayland/*.c)
set(SOURCE_FILES ${SOURCE_FILES} ${WAYLAND_SOURCES})

# We have to generate some protocol interface code for some unstable Wayland features.
file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols")
include_directories("${CMAKE_CURRENT_BINARY_DIR}/wayland-generated-protocols")

WaylandProtocolGen("${WAYLAND_SCANNER}" "${WAYLAND_CORE_PROTOCOL_DIR}/wayland.xml" "wayland")

foreach(_PROTL relative-pointer-unstable-v1 pointer-constraints-unstable-v1)
string(REGEX REPLACE "\\-unstable\\-.*$" "" PROTSUBDIR ${_PROTL})
WaylandProtocolGen("${WAYLAND_SCANNER}" "${WAYLAND_PROTOCOLS_DIR}/unstable/${PROTSUBDIR}/${_PROTL}.xml" "${_PROTL}")
endforeach()

if(VIDEO_WAYLAND_QT_TOUCH)
set(SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH 1)
endif()

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