1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
# include guard
if(__get_git_revision_description)
return()
endif()
set(__get_git_revision_description YES)
# Add a cmake configure dependency on git's HEAD and whatever it points to,
# starting each time from an empty set of dependencies. This will ensure we trigger
# a reconfiguration each time we move to a different commit
function(_add_cmake_configure_dependencies)
set(GIT_DIR "${PROJECT_SOURCE_DIR}/.git")
set(HEAD_FILE "${GIT_DIR}/HEAD")
set(git_dependencies "")
if(EXISTS "${HEAD_FILE}")
list(APPEND git_dependencies "${HEAD_FILE}")
file(READ "${HEAD_FILE}" HEAD_CONTENTS LIMIT 1024)
string(STRIP "${HEAD_CONTENTS}" HEAD_CONTENTS)
if(HEAD_CONTENTS MATCHES "ref")
# named branch
string(REPLACE "ref: " "" HEAD_REF "${HEAD_CONTENTS}")
if(EXISTS "${GIT_DIR}/${HEAD_REF}")
list(APPEND git_dependencies "${GIT_DIR}/${HEAD_REF}")
endif()
endif()
endif()
set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS ${git_dependencies})
endfunction()
_add_cmake_configure_dependencies()
# Custom cppTango logic to get git description and suffix
function(git_describe description_var suffix_var)
set(GIT_DESCRIBE_STDOUT "unknown")
set(SUFFIX_VERSION "")
find_package(Git QUIET)
if(EXISTS "${CMAKE_SOURCE_DIR}/.git" AND Git_FOUND)
execute_process(
COMMAND "${GIT_EXECUTABLE}" describe --tags --exclude=*test* --always HEAD
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
OUTPUT_VARIABLE GIT_DESCRIBE_STDOUT
ERROR_VARIABLE GIT_DESCRIBE_STDERR
RESULT_VARIABLE GIT_DESCRIBE_RESULT
OUTPUT_STRIP_TRAILING_WHITESPACE)
if(GIT_DESCRIBE_RESULT)
message(WARNING "Could not fetch the git revision (error ${GIT_DESCRIBE_RESULT}): ${GIT_DESCRIBE_STDERR}")
set(GIT_DESCRIBE_STDOUT "unknown")
set(SUFFIX_VERSION "dev")
endif()
# determine if we are on a tag or not
execute_process(
COMMAND "${GIT_EXECUTABLE}" name-rev --name-only --tags --no-undefined HEAD
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
OUTPUT_VARIABLE GIT_NAMEREV_STDOUT
ERROR_VARIABLE GIT_NAMEREV_STDERR
RESULT_VARIABLE GIT_NAMEREV_RESULT
OUTPUT_STRIP_TRAILING_WHITESPACE)
if(GIT_NAMEREV_RESULT)
set(SUFFIX_VERSION "dev")
endif()
endif()
set(${description_var} ${GIT_DESCRIBE_STDOUT} PARENT_SCOPE)
set(${suffix_var} ${SUFFIX_VERSION} PARENT_SCOPE)
endfunction()
|
