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Merge pull request from DiracResearch/cmake-git-fix

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Fixes   CMake fails without Git
This commit is contained in:
Dominic Hamon 2015-10-12 09:55:02 -07:00
commit 9b84ead0fb
3 changed files with 17 additions and 9 deletions

1
AUTHORS
View File

@ -24,3 +24,4 @@ Oleksandr Sochka <sasha.sochka@gmail.com>
Paul Redmond <paul.redmond@gmail.com>
Shuo Chen <chenshuo@chenshuo.com>
Yusuke Suzuki <utatane.tea@gmail.com>
Dirac Research

1
CONTRIBUTORS
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@ -40,3 +40,4 @@ Paul Redmond <paul.redmond@gmail.com>
Pierre Phaneuf <pphaneuf@google.com>
Shuo Chen <chenshuo@chenshuo.com>
Yusuke Suzuki <utatane.tea@gmail.com>
Tobias Ulvgård <tobias.ulvgard@dirac.se>

24
cmake/GetGitVersion.cmake
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@ -10,7 +10,8 @@
# include(GetGitVersion)
# get_git_version(GIT_VERSION)
#
# Requires CMake 2.6+
# Requires CMake 2.8.11+
find_package(Git)
if(__get_git_version)
return()
@ -18,17 +19,22 @@ endif()
set(__get_git_version INCLUDED)
function(get_git_version var)
execute_process(COMMAND git describe --match "v[0-9]*.[0-9]*.[0-9]*" --abbrev=8
RESULT_VARIABLE status
OUTPUT_VARIABLE GIT_VERSION
ERROR_QUIET)
if(${status})
set(GIT_VERSION "v0.0.0")
if(GIT_EXECUTABLE)
execute_process(COMMAND git describe --match "v[0-9]*.[0-9]*.[0-9]*" --abbrev=8
RESULT_VARIABLE status
OUTPUT_VARIABLE GIT_VERSION
ERROR_QUIET)
if(${status})
set(GIT_VERSION "v0.0.0")
else()
string(STRIP ${GIT_VERSION} GIT_VERSION)
string(REGEX REPLACE "-[0-9]+-g" "-" GIT_VERSION ${GIT_VERSION})
endif()
else()
string(STRIP ${GIT_VERSION} GIT_VERSION)
string(REGEX REPLACE "-[0-9]+-g" "-" GIT_VERSION ${GIT_VERSION})
set(GIT_VERSION "v0.0.0")
endif()
# Work out if the repository is dirty
execute_process(COMMAND git update-index -q --refresh
OUTPUT_QUIET