Add 'projects/rdc/' from commit '5ae7eeb3550d4cb14cbc31d3022e545b054f1ad1'

git-subtree-dir: projects/rdc
git-subtree-mainline: a68afa42a1
git-subtree-split: 5ae7eeb355

projects/rdc/cmake_modules/utils.cmake

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+################################################################################
+##
+## The University of Illinois/NCSA
+## Open Source License (NCSA)
+##
+## Copyright (c) 2014-2017, Advanced Micro Devices, Inc. All rights reserved.
+##
+## Developed by:
+##
+##                 AMD Research and AMD HSA Software Development
+##
+##                 Advanced Micro Devices, Inc.
+##
+##                 www.amd.com
+##
+## Permission is hereby granted, free of charge, to any person obtaining a copy
+## of this software and associated documentation files (the "Software"), to
+## deal with the Software without restriction, including without limitation
+## the rights to use, copy, modify, merge, publish, distribute, sublicense,
+## and#or sell copies of the Software, and to permit persons to whom the
+## Software is furnished to do so, subject to the following conditions:
+##
+##  - Redistributions of source code must retain the above copyright notice,
+##    this list of conditions and the following disclaimers.
+##  - Redistributions in binary form must reproduce the above copyright
+##    notice, this list of conditions and the following disclaimers in
+##    the documentation and#or other materials provided with the distribution.
+##  - Neither the names of Advanced Micro Devices, Inc,
+##    nor the names of its contributors may be used to endorse or promote
+##    products derived from this Software without specific prior written
+##    permission.
+##
+## THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+## IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+## FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+## THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+## OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+## ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+## DEALINGS WITH THE SOFTWARE.
+##
+################################################################################
+
+## Parses the VERSION_STRING variable and places
+## the first, second and third number values in
+## the major, minor and patch variables.
+function(parse_version VERSION_STRING)
+    string(FIND ${VERSION_STRING} "-" STRING_INDEX)
+
+    if(${STRING_INDEX} GREATER -1)
+        math(EXPR STRING_INDEX "${STRING_INDEX} + 1")
+        string(SUBSTRING ${VERSION_STRING} ${STRING_INDEX} -1 VERSION_BUILD)
+    endif()
+
+    string(REGEX MATCHALL "[0123456789]+" VERSIONS ${VERSION_STRING})
+    list(LENGTH VERSIONS VERSION_COUNT)
+
+    if(${VERSION_COUNT} GREATER 0)
+        list(GET VERSIONS 0 MAJOR)
+        set(VERSION_MAJOR ${MAJOR} PARENT_SCOPE)
+        set(TEMP_VERSION_STRING "${MAJOR}")
+    endif()
+
+    if(${VERSION_COUNT} GREATER 1)
+        list(GET VERSIONS 1 MINOR)
+        set(VERSION_MINOR ${MINOR} PARENT_SCOPE)
+        set(TEMP_VERSION_STRING "${TEMP_VERSION_STRING}.${MINOR}")
+    endif()
+
+    if(${VERSION_COUNT} GREATER 2)
+        list(GET VERSIONS 2 PATCH)
+        set(VERSION_PATCH ${PATCH} PARENT_SCOPE)
+        set(TEMP_VERSION_STRING "${TEMP_VERSION_STRING}.${PATCH}")
+    endif()
+
+    set(VERSION_STRING "${TEMP_VERSION_STRING}" PARENT_SCOPE)
+endfunction()
+
+## Gets the current version of the repository
+## using versioning tags and git describe.
+## Passes back a packaging version string
+## and a library version string.
+function(get_version_from_tag DEFAULT_VERSION_STRING VERSION_PREFIX GIT)
+    parse_version(${DEFAULT_VERSION_STRING})
+
+    if(GIT)
+        execute_process(
+            COMMAND git describe --tags --dirty --long --match ${VERSION_PREFIX}-[0-9.]*
+            WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+            OUTPUT_VARIABLE GIT_TAG_STRING
+            OUTPUT_STRIP_TRAILING_WHITESPACE
+            RESULT_VARIABLE RESULT
+        )
+        if(${RESULT} EQUAL 0)
+            parse_version(${GIT_TAG_STRING})
+        endif()
+    endif()
+
+    set(VERSION_STRING "${VERSION_STRING}" PARENT_SCOPE)
+    set(VERSION_MAJOR "${VERSION_MAJOR}" PARENT_SCOPE)
+    set(VERSION_MINOR "${VERSION_MINOR}" PARENT_SCOPE)
+    set(VERSION_PATCH "${VERSION_PATCH}" PARENT_SCOPE)
+endfunction()
+
+function(num_change_since_prev_pkg VERSION_PREFIX)
+    find_program(get_commits NAMES version_util.sh PATHS ${CMAKE_CURRENT_SOURCE_DIR}/cmake_modules)
+    if(get_commits)
+        execute_process(
+            COMMAND ${get_commits} -c ${VERSION_PREFIX}
+            WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+            OUTPUT_VARIABLE NUM_COMMITS
+            OUTPUT_STRIP_TRAILING_WHITESPACE
+            RESULT_VARIABLE RESULT
+        )
+
+        set(NUM_COMMITS "${NUM_COMMITS}" PARENT_SCOPE)
+
+        if(${RESULT} EQUAL 0)
+            message("${NUM_COMMITS} were found since previous release")
+        else()
+            message("Unable to determine number of commits since previous release")
+        endif()
+    else()
+        message("WARNING: Didn't find version_util.sh")
+        set(NUM_COMMITS "unknown" PARENT_SCOPE)
+    endif()
+endfunction()