[Cmake] please provide example of use of STRING(REGEX REPLACE ... )

[Andy Cedilnik]

Hi Ingmar,

There are some variables that make this much easier.

On Tue, 2003-04-01 at 13:44, Bitter, Ingmar (NIH/CC/DRD) wrote:
> Hi,
> 
> This (below) was very helpful.  Thanks.
> 
> STRING(REGEX REPLACE <pattern> <replacement string> 
>                      <target variable> <source string>)
> 
> Can this syntax clarification be added to CMake.rtf that comes with the
> distribution?
> 
> -Ingmar
> 
> PS: the directory names created by CMake have forward slashes, hence the
> following sets the project name (or workspace name in VC++60 terms) the
> complete path which I find very helpful
> 
> ###projectDir/build/CMakeLists.txt  // build in separate dir from sources
> 
> # find current dir
> FIND_PATH(BUILD_PATH CMakeLists.txt . )

This is CMAKE_CURRENT_SOURCE_DIR. There is also
CMAKE_CURRENT_BINARY_DIR.

> # remove ":" from path
> STRING(REGEX REPLACE ":" "_" PROJECT_NAME ${BUILD_PATH})
> # convert "/" to "_"
> STRING(REGEX REPLACE "/" "_" PROJECT_NAME ${PROJECT_NAME})
> 
> # remove build subdir from path
> STRING(REGEX REPLACE "_build" "" PROJECT_NAME ${PROJECT_NAME})
> 
> # store new assembled name as project name
> PROJECT(${PROJECT_NAME})

What is wrong with cmake variable PROJECT_NAME?
Why would you want to store project name to be path to source?

			Andy