From 7e4124d6e6ccafb267f80f3e57e3780913d5cbe5 Mon Sep 17 00:00:00 2001
From: Dmitry Volosnykh <dmitry.volosnykh@gmail.com>
Date: Mon, 4 May 2020 23:23:41 +0300
Subject: [PATCH] Handle git program or .git folder absence (#5878)
Assume version is 0.0.0.0 in such cases.
---
CMake/Version.cmake | 37 +++++++++++++++++++++++++++----------
1 file changed, 27 insertions(+), 10 deletions(-)
diff --git a/CMake/Version.cmake b/CMake/Version.cmake
index db6613b8..0bed50f6 100644
--- a/CMake/Version.cmake
+++ b/CMake/Version.cmake
@@ -1,11 +1,28 @@
+set(VERSION_MAJOR 1)
+set(VERSION_MINOR 12)
+set(VERSION_PATCH 0)
+set(VERSION_COMMIT 0)
+
find_program(GIT git)
-execute_process(
- COMMAND ${GIT} describe
- WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
- OUTPUT_VARIABLE GIT_DESCRIBE_DIRTY
- OUTPUT_STRIP_TRAILING_WHITESPACE
-)
-string(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" VERSION_MAJOR "${GIT_DESCRIBE_DIRTY}")
-string(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" VERSION_MINOR "${GIT_DESCRIBE_DIRTY}")
-string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" VERSION_PATCH "${GIT_DESCRIBE_DIRTY}")
-string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.[0-9]+\\-([0-9]+).*" "\\1" VERSION_COMMIT "${GIT_DESCRIBE_DIRTY}")
+if(GIT)
+ execute_process(
+ COMMAND ${GIT} describe
+ WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+ OUTPUT_VARIABLE GIT_DESCRIBE_DIRTY
+ OUTPUT_STRIP_TRAILING_WHITESPACE
+ RESULT_VARIABLE GIT_DESCRIBE_RESULT
+ )
+
+ if(GIT_DESCRIBE_RESULT EQUAL 0)
+ string(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" VERSION_MAJOR "${GIT_DESCRIBE_DIRTY}")
+ string(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" VERSION_MINOR "${GIT_DESCRIBE_DIRTY}")
+ string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.([0-9]+).*" "\\1" VERSION_PATCH "${GIT_DESCRIBE_DIRTY}")
+ string(REGEX REPLACE "^v[0-9]+\\.[0-9]+\\.[0-9]+\\-([0-9]+).*" "\\1" VERSION_COMMIT "${GIT_DESCRIBE_DIRTY}")
+ else()
+ message(WARNING "git describe failed with exit code: ${GIT_DESCRIBE_RESULT}")
+ endif()
+else()
+ message(WARNING "git is not found")
+endif()
+
+message("Proceeding with version: ${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}.${VERSION_COMMIT}")
--
2.26.2