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Lars Melchior
2019-04-09 16:35:15 +02:00
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# CPM # CPM
CPM is a very simple package manager written in Cmake. It is extremely easy to use and drastically simplifies the inclusion of other Cmake-based projects from github. CPM is a very simple package manager written in Cmake based on the amazing [DownloadProject](https://github.com/Crascit/DownloadProject) script. It is extremely easy to use and drastically simplifies the inclusion of other Cmake-based projects from github.
# Usage # Usage
To add a new dependency to your project simply add the Projects target name, the git URL and a valid git tag or branch. To add a new dependency to your project simply add the Projects target name, the git URL and the version. If the git tag for this version does not match the pattern `v$VERSION`, then the exact branch or tag can be specified with the `GIT_TAG` argument.
```cmake ```cmake
cmake_minimum_required(VERSION 3.5 FATAL_ERROR) cmake_minimum_required(VERSION 3.5 FATAL_ERROR)
@@ -20,6 +20,7 @@ CPMAddPackage(
NAME LarsParser NAME LarsParser
GIT_REPOSITORY https://github.com/TheLartians/Parser.git GIT_REPOSITORY https://github.com/TheLartians/Parser.git
VERSION 1.2 VERSION 1.2
GIT_TAG master # optional
) )
# add executable # add executable
@@ -27,3 +28,7 @@ set (CMAKE_CXX_STANDARD 17)
add_executable(my-parser my-parser.cpp) add_executable(my-parser my-parser.cpp)
target_link_libraries(cpm-test LarsParser) target_link_libraries(cpm-test LarsParser)
``` ```
# Current Limitations
- First version used: in diamond dependency graphs (e.g. `A` depends on `C`(v1.1) and `A` depends on `B` depends on `C`(v1.2)) the first added dependency will be used (in this case `C`@1.1).