yum-mirror/glslang

git clone https://git.yummers.dev/yum-mirror/glslang

greg-lunargMerge pull request #2526 from proydakov/regression-python3-is-required-even-without-using-SPIRV-Tools4afd6917

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1# Copyright (C) 2020 Google, Inc.
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#     https://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15# parse_version() reads and parses the version string from FILE, assigning the
16# version string to ${PROJECT}_VERSION and the parsed version to
17# ${PROJECT}_VERSION_MAJOR, ${PROJECT}_VERSION_MINOR, ${PROJECT}_VERSION_PATCH,
18# and the optional ${PROJECT}_VERSION_FLAVOR.
19#
20# The version string take one of the forms:
21#    <major>.<minor>.<patch>
22#    <major>.<minor>.<patch>-<flavor>
23function(parse_version FILE PROJECT)
24    configure_file(${FILE} "${CMAKE_CURRENT_BINARY_DIR}/CHANGES.md") # Required to re-run cmake on version change
25    file(READ ${FILE} CHANGES)
26    if(${CHANGES} MATCHES "#+ *([0-9]+)\\.([0-9]+)\\.([0-9]+)(-[a-zA-Z0-9]+)?")
27        set(FLAVOR "")
28        if(NOT "${CMAKE_MATCH_4}" STREQUAL "")
29            string(SUBSTRING ${CMAKE_MATCH_4} 1 -1 FLAVOR)
30        endif()
31        set("${PROJECT}_VERSION_MAJOR"  ${CMAKE_MATCH_1} PARENT_SCOPE)
32        set("${PROJECT}_VERSION_MINOR"  ${CMAKE_MATCH_2} PARENT_SCOPE)
33        set("${PROJECT}_VERSION_PATCH"  ${CMAKE_MATCH_3} PARENT_SCOPE)
34        set("${PROJECT}_VERSION_FLAVOR" ${FLAVOR}        PARENT_SCOPE)
35        set("${PROJECT}_VERSION"
36            "${CMAKE_MATCH_1}.${CMAKE_MATCH_2}.${CMAKE_MATCH_3}${CMAKE_MATCH_4}"
37            PARENT_SCOPE)
38    else()
39        message(FATAL_ERROR "Unable to parse version from '${FILE}'")
40    endif()
41endfunction()