Extracting proper libraries, include and library path from fastjet-config
[u/mrichter/AliRoot.git] / cmake / GetGitRevisionDescription.cmake.in
1
2 # Internal file for GetGitRevisionDescription.cmake
3 #
4 # Requires CMake 2.6 or newer (uses the 'function' command)
5 #
6 # Original Author:
7 # 2009-2010 Ryan Pavlik <rpavlik@iastate.edu> <abiryan@ryand.net>
8 # http://academic.cleardefinition.com
9 # Iowa State University HCI Graduate Program/VRAC
10 #
11 # Copyright Iowa State University 2009-2010.
12 # Distributed under the Boost Software License, Version 1.0.
13 # (See accompanying file LICENSE_1_0.txt or copy at
14 # http://www.boost.org/LICENSE_1_0.txt)
15
16 set(HEAD_HASH)
17
18 file(READ "@HEAD_FILE@" HEAD_CONTENTS LIMIT 1024)
19
20 string(STRIP "${HEAD_CONTENTS}" HEAD_CONTENTS)
21 if(HEAD_CONTENTS MATCHES "ref")
22         # named branch
23         string(REPLACE "ref: " "" HEAD_REF "${HEAD_CONTENTS}")
24         if(EXISTS "@GIT_DIR@/${HEAD_REF}")
25                 configure_file("@GIT_DIR@/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY)
26         elseif(EXISTS "@GIT_DIR@/logs/${HEAD_REF}")
27                 configure_file("@GIT_DIR@/logs/${HEAD_REF}" "@GIT_DATA@/head-ref" COPYONLY)
28                 set(HEAD_HASH "${HEAD_REF}")
29         endif()
30 else()
31         # detached HEAD
32         configure_file("@GIT_DIR@/HEAD" "@GIT_DATA@/head-ref" COPYONLY)
33 endif()
34
35 if(NOT HEAD_HASH)
36         file(READ "@GIT_DATA@/head-ref" HEAD_HASH LIMIT 1024)
37         string(STRIP "${HEAD_HASH}" HEAD_HASH)
38 endif()