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Use only Git commands in git_info

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This commit is contained in:
Roberto Di Remigio 2016-11-16 11:42:06 +01:00
parent cefc2112e2
commit 45a4a0022f
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2 changed files with 57 additions and 77 deletions
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70
modules/git_info/git_info.cmake
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@ -5,22 +5,66 @@
# Git repository version and status information
# to the program output.
#
# autocmake.cfg configuration::
# autocmake.yml configuration::
#
# fetch: https://github.com/scisoft/autocmake/raw/master/modules/git_info/git_info_sub.cmake
# https://github.com/scisoft/autocmake/raw/master/modules/git_info/git_info.h.in
# url_root: https://github.com/coderefinery/autocmake/raw/master/
# fetch:
# - "%(url_root)modules/git_info/git_info_sub.cmake"
# - "%(url_root)modules/git_info/git_info.h.in"
# CMAKE_CURRENT_LIST_DIR is undefined in CMake 2.8.2
# see https://public.kitware.com/Bug/print_bug_page.php?bug_id=11675
# workaround: create CMAKE_CURRENT_LIST_DIR
get_filename_component(CMAKE_CURRENT_LIST_DIR ${CMAKE_CURRENT_LIST_FILE} PATH)
add_custom_command(
OUTPUT ${PROJECT_BINARY_DIR}/git_info.h
COMMAND ${CMAKE_COMMAND} -D_target_dir=${PROJECT_BINARY_DIR} -P git_info_sub.cmake
WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
# _header_location: where the Git info header file should be generated
# _header_name: the Git info header name, complete with extension (.h, .hpp, .hxx or whatever)
function(generate_git_info_header _header_location _header_name)
find_package(Git)
set(_git_last_commit_hash "unknown")
set(_git_last_commit_author "unknown")
set(_git_last_commit_date "unknown")
set(_git_branch "unknown")
if(GIT_FOUND)
execute_process(
COMMAND ${GIT_EXECUTABLE} --no-pager show -s --pretty=format:%h -n 1
OUTPUT_VARIABLE _git_last_commit_hash
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET
)
execute_process(
COMMAND ${GIT_EXECUTABLE} --no-pager show -s --pretty=format:%aN -n 1
OUTPUT_VARIABLE _git_last_commit_author
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET
)
execute_process(
COMMAND ${GIT_EXECUTABLE} --no-pager show -s --pretty=format:%ad -n 1
OUTPUT_VARIABLE _git_last_commit_date
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET
)
execute_process(
COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD
OUTPUT_VARIABLE _git_branch
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET
)
endif()
configure_file(
${PROJECT_SOURCE_DIR}/cmake/downloaded/git_info.h.in
${_header_location}/${_header_name}
@ONLY
)
add_custom_target(
unset(_git_last_commit_hash)
unset(_git_last_commit_author)
unset(_git_last_commit_date)
unset(_git_branch)
add_custom_target(
git_info
ALL DEPENDS ${PROJECT_BINARY_DIR}/git_info.h
ALL DEPENDS ${_header_location}/${_header_name}
)
endfunction()

64
modules/git_info/git_info_sub.cmake
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@ -1,64 +0,0 @@
#.rst:
#
# Creates git_info.h in the build directory.
# This file can be included in sources to print
# Git status information to the program output
# for reproducibility reasons.
find_package(Git)
set(_git_last_commit_hash "unknown")
set(_git_last_commit_author "unknown")
set(_git_last_commit_date "unknown")
set(_git_branch "unknown")
if(GIT_FOUND)
execute_process(
COMMAND ${GIT_EXECUTABLE} rev-list --max-count=1 --abbrev-commit HEAD
OUTPUT_VARIABLE _git_last_commit_hash
ERROR_QUIET
)
if(_git_last_commit_hash)
string(STRIP ${_git_last_commit_hash} _git_last_commit_hash)
endif()
execute_process(
COMMAND ${GIT_EXECUTABLE} log --max-count=1 HEAD
OUTPUT_VARIABLE _git_last_commit
ERROR_QUIET
)
if(_git_last_commit)
string(REGEX MATCH "Author: +(.+) <.*@" temp "${_git_last_commit}")
set(_git_last_commit_author ${CMAKE_MATCH_1})
string(STRIP ${_git_last_commit_author} _git_last_commit_author)
string(REGEX MATCH "Date: +(.+[0-9][0-9][0-9][0-9] [+-][0-9][0-9][0-9][0-9])" temp "${_git_last_commit}")
set(_git_last_commit_date ${CMAKE_MATCH_1})
endif()
execute_process(
COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD
OUTPUT_VARIABLE _git_branch
ERROR_QUIET
)
if(_git_branch)
string(STRIP ${_git_branch} _git_branch)
endif()
endif()
# CMAKE_CURRENT_LIST_DIR is undefined in CMake 2.8.2
# see https://public.kitware.com/Bug/print_bug_page.php?bug_id=11675
# workaround: create CMAKE_CURRENT_LIST_DIR
get_filename_component(CMAKE_CURRENT_LIST_DIR ${CMAKE_CURRENT_LIST_FILE} PATH)
configure_file(
${CMAKE_CURRENT_LIST_DIR}/git_info.h.in
${_target_dir}/git_info.h
@ONLY
)
unset(_git_last_commit_hash)
unset(_git_last_commit_author)
unset(_git_last_commit_date)
unset(_git_branch)