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Adding support for ancient git (1.7.1) found on CentOS 6.8
- Recently added the BCD_VERSION which uses git rev-list --count HEAD command - Unfortunately git 1.7.1 doesn't have this, so I've added a fallback to manually counting the commits using some CMake magicmaster
Jacob Alexander
7 years ago
1 changed files with 20 additions and 0 deletions
+ 20
- 0
Lib/CMake/buildinfo.cmake
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| @@ -80,8 +80,28 @@ execute_process ( COMMAND ${GIT_EXECUTABLE} rev-list --count HEAD | |||
| OUTPUT_VARIABLE Git_Commit_Number | |||
| ERROR_QUIET | |||
| OUTPUT_STRIP_TRAILING_WHITESPACE | |||
| RESULT_VARIABLE res_var | |||
| ) | |||
| #| Older versions of git (e.g. 1.7.1) dont' like rev-list --count | |||
| #| If there's an error, try again with a less efficient version | |||
| if ( NOT "${res_var}" STREQUAL "0" ) | |||
| execute_process ( COMMAND ${GIT_EXECUTABLE} log --pretty=oneline | |||
| WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} | |||
| OUTPUT_VARIABLE Git_Log_Lines | |||
| OUTPUT_STRIP_TRAILING_WHITESPACE | |||
| RESULT_VARIABLE res_var | |||
| ) | |||
| # Now we do some CMake wizardry to split lines in the variable so we have a list called contents | |||
| string ( REGEX REPLACE ";" "\\\\;" contents "${Git_Log_Lines}" ) | |||
| string ( REGEX REPLACE "\n" ";" contents "${contents}" ) | |||
| # Now we just have to measure the length of the list | |||
| list ( LENGTH contents Git_Commit_Number ) | |||
| endif () | |||
| #| Origin URL | |||
| execute_process ( COMMAND ${GIT_EXECUTABLE} config --get remote.origin.url | |||
| WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} | |||