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Merge pull request #1599 from jszakmeister/gitrev-fixes

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Some simple fixes to GetGitRevisionDescription.cmake.
This commit is contained in:
Justin M. Keyes 2014-12-08 16:55:46 -05:00
commit 8666a148cc
1 changed files with 27 additions and 26 deletions
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53
cmake/GetGitRevisionDescription.cmake
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@ -43,19 +43,19 @@ get_filename_component(_gitdescmoddir ${CMAKE_CURRENT_LIST_FILE} PATH)
function(get_git_dir _gitdir)
# check GIT_DIR in environment first
set(GIT_DIR "$ENV{GIT_DIR}")
set(GIT_DIR $ENV{GIT_DIR})
if(NOT GIT_DIR)
set(GIT_PARENT_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
set(GIT_DIR "${GIT_PARENT_DIR}/.git")
set(GIT_PARENT_DIR ${CMAKE_CURRENT_SOURCE_DIR})
set(GIT_DIR ${GIT_PARENT_DIR}/.git)
endif()
# .git dir not found, search parent directories
while(NOT EXISTS "${GIT_DIR}")
set(GIT_PREVIOUS_PARENT "${GIT_PARENT_DIR}")
while(NOT EXISTS ${GIT_DIR})
set(GIT_PREVIOUS_PARENT ${GIT_PARENT_DIR})
get_filename_component(GIT_PARENT_DIR ${GIT_PARENT_DIR} PATH)
if(GIT_PARENT_DIR STREQUAL GIT_PREVIOUS_PARENT)
return()
endif()
set(GIT_DIR "${GIT_PARENT_DIR}/.git")
set(GIT_DIR ${GIT_PARENT_DIR}/.git)
endwhile()
# check if this is a submodule
if(NOT IS_DIRECTORY ${GIT_DIR})
@ -73,24 +73,24 @@ function(get_git_head_revision _refspecvar _hashvar)
return()
endif()
set(GIT_DATA "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/git-data")
if(NOT EXISTS "${GIT_DATA}")
file(MAKE_DIRECTORY "${GIT_DATA}")
set(GIT_DATA ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/git-data)
if(NOT EXISTS ${GIT_DATA})
file(MAKE_DIRECTORY ${GIT_DATA})
endif()
if(NOT EXISTS "${GIT_DIR}/HEAD")
if(NOT EXISTS ${GIT_DIR}/HEAD)
return()
endif()
set(HEAD_FILE "${GIT_DATA}/HEAD")
configure_file("${GIT_DIR}/HEAD" "${HEAD_FILE}" COPYONLY)
set(HEAD_FILE ${GIT_DATA}/HEAD)
configure_file(${GIT_DIR}/HEAD ${HEAD_FILE} COPYONLY)
configure_file("${_gitdescmoddir}/GetGitRevisionDescription.cmake.in"
"${GIT_DATA}/grabRef.cmake"
configure_file(${_gitdescmoddir}/GetGitRevisionDescription.cmake.in
${GIT_DATA}/grabRef.cmake
@ONLY)
include("${GIT_DATA}/grabRef.cmake")
include(${GIT_DATA}/grabRef.cmake)
set(${_refspecvar} "${HEAD_REF}" PARENT_SCOPE)
set(${_hashvar} "${HEAD_HASH}" PARENT_SCOPE)
set(${_refspecvar} ${HEAD_REF} PARENT_SCOPE)
set(${_hashvar} ${HEAD_HASH} PARENT_SCOPE)
endfunction()
function(git_describe _var)
@ -114,12 +114,12 @@ function(git_describe _var)
endif()
execute_process(COMMAND
"${GIT_EXECUTABLE}"
${GIT_EXECUTABLE}
describe
${hash}
${ARGN}
WORKING_DIRECTORY
"${GIT_DIR}"
${GIT_DIR}
RESULT_VARIABLE
res
OUTPUT_VARIABLE
@ -130,7 +130,7 @@ function(git_describe _var)
set(out "${out}-${res}-NOTFOUND")
endif()
set(${_var} "${out}" PARENT_SCOPE)
set(${_var} ${out} PARENT_SCOPE)
endfunction()
function(git_timestamp _var)
@ -152,22 +152,23 @@ function(git_timestamp _var)
return()
endif()
execute_process(COMMAND "${GIT_EXECUTABLE}" log -1 --format="%ci" ${hash} ${ARGN}
WORKING_DIRECTORY "${GIT_DIR}"
execute_process(COMMAND ${GIT_EXECUTABLE} log -1 --format="%ci" ${hash} ${ARGN}
WORKING_DIRECTORY ${GIT_DIR}
RESULT_VARIABLE res
OUTPUT_VARIABLE out
ERROR_QUIET
OUTPUT_STRIP_TRAILING_WHITESPACE)
if(NOT res EQUAL 0)
if(res EQUAL 0)
string(REGEX REPLACE "[-\" :]" "" out ${out})
string(SUBSTRING ${out} 0 12 out)
else()
set(out "${out}-${res}-NOTFOUND")
endif()
string(REGEX REPLACE "[-\" :]" "" out ${out})
string(SUBSTRING ${out} 0 12 out)
set(${_var} ${out} PARENT_SCOPE)
endfunction()
function(git_get_exact_tag _var)
git_describe(out --exact-match ${ARGN})
set(${_var} "${out}" PARENT_SCOPE)
set(${_var} ${out} PARENT_SCOPE)
endfunction()