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From b4326f4649ceb146d5cc74f8579b68d8dc8f51e6 Mon Sep 17 00:00:00 2001
From: Justus Winter <teythoon@avior.uberspace.de>
Date: Mon, 27 Jul 2020 14:00:25 +0200
Subject: [PATCH 3/3] Add external version.cmake.
This file is maintained in an external repository. It is only
included in released versions. For building snapshots of RNP, a fixed
snapshot of version.cmake is downloaded on demand. To avoid this,
this patch explicitly provides the file.
---
cmake/version.cmake | 146 ++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 146 insertions(+)
create mode 100644 cmake/version.cmake
diff --git a/cmake/version.cmake b/cmake/version.cmake
new file mode 100644
index 00000000..514027aa
--- /dev/null
+++ b/cmake/version.cmake
@@ -0,0 +1,146 @@
+# Copyright (c) 2018 Ribose Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+
+# desired length of commit hash
+set(GIT_REV_LEN 7)
+
+# call git, store output in var (can fail)
+macro(_git var)
+ execute_process(
+ COMMAND "${GIT_EXECUTABLE}" ${ARGN}
+ WORKING_DIRECTORY "${source_dir}"
+ RESULT_VARIABLE _git_ec
+ OUTPUT_VARIABLE ${var}
+ OUTPUT_STRIP_TRAILING_WHITESPACE
+ ERROR_QUIET
+ )
+endmacro()
+
+# call git, store output in var (can not fail)
+macro(git var)
+ _git(${var} ${ARGN})
+ if (NOT _git_ec EQUAL 0)
+ string(REPLACE ";" " " args "${ARGN}")
+ message(FATAL_ERROR "Failed to execute: git ${args}")
+ endif()
+endmacro()
+
+function(extract_version_info version var_prefix)
+ # extract the main components
+ # v1.9.0-3-g5b92266+1546836556
+ # v1.9.0-3-g5b92266-dirty+1546836556
+ string(REGEX MATCH "^v?([0-9]+\\.[0-9]+\\.[0-9]+)(-([0-9]+)-g([0-9a-f]+)(-dirty)?)?(\\+([0-9]+))?$" matches "${version}")
+ if (NOT matches)
+ message(FATAL_ERROR "Failed to extract version components.")
+ endif()
+ set(${var_prefix}_VERSION "${CMAKE_MATCH_1}" PARENT_SCOPE) # 1.9.0
+ if (NOT CMAKE_MATCH_3)
+ set(CMAKE_MATCH_3 "0")
+ endif()
+ set(${var_prefix}_VERSION_NCOMMITS "${CMAKE_MATCH_3}" PARENT_SCOPE) # 3
+ if (NOT CMAKE_MATCH_4)
+ set(CMAKE_MATCH_4 "0")
+ endif()
+ set(${var_prefix}_VERSION_GIT_REV "${CMAKE_MATCH_4}" PARENT_SCOPE) # 5b92266
+ if (CMAKE_MATCH_5 STREQUAL "-dirty")
+ set(${var_prefix}_VERSION_IS_DIRTY TRUE PARENT_SCOPE)
+ else()
+ set(${var_prefix}_VERSION_IS_DIRTY FALSE PARENT_SCOPE)
+ endif()
+ # timestamp is optional, default to 0
+ if (NOT CMAKE_MATCH_7)
+ set(CMAKE_MATCH_7 "0")
+ endif()
+ set(${var_prefix}_VERSION_COMMIT_TIMESTAMP "${CMAKE_MATCH_7}" PARENT_SCOPE) # 1546836556
+endfunction()
+
+function(determine_version source_dir var_prefix)
+ if (EXISTS "${source_dir}/.git")
+ # for GIT_EXECUTABLE
+ find_package(Git REQUIRED)
+ # get a description of the version, something like:
+ # v1.9.1-0-g38ffe82 (a tagged release)
+ # v1.9.1-0-g38ffe82-dirty (a tagged release with local modifications)
+ # v1.9.0-3-g5b92266 (post-release snapshot)
+ # v1.9.0-3-g5b92266-dirty (post-release snapshot with local modifications)
+ _git(version describe --abbrev=${GIT_REV_LEN} --match "v[0-9]*" --long --dirty)
+ if (NOT _git_ec EQUAL 0)
+ # no annotated tags, fake one
+ git(revision rev-parse --short=${GIT_REV_LEN} --verify HEAD)
+ set(version "v0.0.0-0-g${revision}")
+ # check if dirty (this won't detect untracked files, but should be ok)
+ _git(changes diff-index --quiet HEAD --)
+ if (NOT _git_ec EQUAL 0)
+ string(APPEND version "-dirty")
+ endif()
+ # append the commit timestamp of the most recent commit (only
+ # in non-release branches -- typically master)
+ git(commit_timestamp show -s --format=%ct)
+ string(APPEND version "+${commit_timestamp}")
+ endif()
+ else()
+ # same as above, but used for snapshots
+ file(STRINGS "${source_dir}/version.txt" version)
+ endif()
+ set(local_prefix "_determine_ver")
+ extract_version_info("${version}" "${local_prefix}")
+ foreach(suffix VERSION VERSION_NCOMMITS VERSION_GIT_REV VERSION_IS_DIRTY VERSION_COMMIT_TIMESTAMP)
+ if (NOT DEFINED ${local_prefix}_${suffix})
+ message(FATAL_ERROR "Unable to determine version.")
+ endif()
+ set(${var_prefix}_${suffix} "${${local_prefix}_${suffix}}" PARENT_SCOPE)
+ message(STATUS "${var_prefix}_${suffix}: ${${local_prefix}_${suffix}}")
+ endforeach()
+ # Set VERSION_SUFFIX and VERSION_FULL. When making changes, be aware that
+ # this is used in packaging as well and will affect ordering.
+ # | state | version_full |
+ # |------------------------------------------------|
+ # | exact tag | 0.9.0 |
+ # | exact tag, dirty | 0.9.0+git20180604 |
+ # | after tag | 0.9.0+git20180604.1.085039f |
+ # | no tag | 0.0.0+git20180604.2ee02af |
+ string(TIMESTAMP date "%Y%m%d" UTC)
+ set(version_suffix "")
+ if ((NOT ${local_prefix}_VERSION_NCOMMITS EQUAL 0) OR (${local_prefix}_VERSION STREQUAL "0.0.0"))
+ # 0.9.0+git20150604.4.289818b
+ string(APPEND version_suffix "+git${date}")
+ if (NOT ${local_prefix}_VERSION_NCOMMITS EQUAL 0)
+ string(APPEND version_suffix ".${${local_prefix}_VERSION_NCOMMITS}")
+ endif()
+ string(APPEND version_suffix ".${${local_prefix}_VERSION_GIT_REV}")
+ else()
+ if (${local_prefix}_VERSION_IS_DIRTY)
+ # 0.9.0+git20150604
+ string(APPEND version_suffix "+git${date}")
+ endif()
+ endif()
+ set(version_full "${${local_prefix}_VERSION}${version_suffix}")
+ # set the results
+ set(${var_prefix}_VERSION_SUFFIX "${version_suffix}" PARENT_SCOPE)
+ set(${var_prefix}_VERSION_FULL "${version_full}" PARENT_SCOPE)
+ # for informational purposes
+ message(STATUS "${var_prefix}_VERSION_SUFFIX: ${version_suffix}")
+ message(STATUS "${var_prefix}_VERSION_FULL: ${version_full}")
+endfunction()
+
--
2.20.1
|