1 files changed, 47 insertions, 0 deletions
diff --git a/cmake/QtDeclarativeSetup.cmake b/cmake/QtDeclarativeSetup.cmake
new file mode 100644
index 0000000000..91c1a3fc01
--- /dev/null
+++ b/cmake/QtDeclarativeSetup.cmake
@@ -0,0 +1,47 @@
+# Generates a header file with a hash.
+function(qt_declarative_write_tag_header target_name)
+    set(tag_file "${CMAKE_CURRENT_SOURCE_DIR}/../../.tag")
+    set(tag_contents "")
+    if(EXISTS "${tag_file}")
+        file(READ "${tag_file}" tag_contents)
+    endif()
+    if(NOT tag_file STREQUAL "$Format:%H$")
+        set(QML_COMPILE_HASH "${tag_contents}")
+        string(STRIP "${QML_COMPILE_HASH}" QML_COMPILE_HASH)
+    elseif(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/../../.git")
+        execute_process(
+            COMMAND git rev-parse HEAD
+            OUTPUT_VARIABLE QML_COMPILE_HASH
+            OUTPUT_STRIP_TRAILING_WHITESPACE)
+    endif()
+    string(LENGTH "${QML_COMPILE_HASH}" QML_COMPILE_HASH_LENGTH)
+    set(compile_hash_contents "// Generated file, DO NOT EDIT
+        #define QML_COMPILE_HASH \"${QML_COMPILE_HASH}\"
+        #define QML_COMPILE_HASH_LENGTH ${QML_COMPILE_HASH_LENGTH}"
+        )
+    set(compile_hash_output_path "${CMAKE_CURRENT_BINARY_DIR}/qml_compile_hash_p.h")
+    file(GENERATE OUTPUT "${compile_hash_output_path}"
+         CONTENT "${compile_hash_contents}")
+endfunction()
+
+
+# Generate a header file containing a regular expression jit table.
+function(qt_declarative_generate_reg_exp_jit_tables consuming_target)
+    set(generate_dir "${CMAKE_CURRENT_BINARY_DIR}/.generated")
+    if(CMAKE_BUILD_TYPE STREQUAL "Debug")
+        string(APPEND generate_dir "/debug")
+    elseif(CMAKE_BUILD_TYPE STREQUAL "Release")
+        string(APPEND generate_dir "/release")
+    endif()
+
+    set(output_file "${generate_dir}/RegExpJitTables.h")
+    set(retgen_script_file "${CMAKE_CURRENT_SOURCE_DIR}/../3rdparty/masm/yarr/create_regex_tables")
+
+    add_custom_command(
+        OUTPUT "${output_file}"
+        COMMAND python ${retgen_script_file} ${output_file}
+        MAIN_DEPENDENCY ${retgen_script_file}
+    )
+    target_sources(${consuming_target} PRIVATE ${output_file})
+    target_include_directories(${consuming_target} PRIVATE $<BUILD_INTERFACE:${generate_dir}>)
+endfunction()