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extend module documentation

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This commit is contained in:
Radovan Bast
2015-06-20 13:10:00 +02:00
parent 445f2ab184
commit 0c5690a34a
4 changed files with 46 additions and 17 deletions
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40
modules/safeguards.cmake
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@ -1,19 +1,27 @@
function(guard_against_in_source in_source_dir in_binary_dir)
if(${in_source_dir} STREQUAL ${in_binary_dir})
message(FATAL_ERROR "In-source builds not allowed. Please make a new directory (called a build directory) and run CMake from there.")
endif()
endfunction()
#.rst:
#
# Provides safeguards against in-source builds and bad build types.
#
# Variables used::
#
# PROJECT_SOURCE_DIR
# PROJECT_BINARY_DIR
# CMAKE_BUILD_TYPE
#
# Example autocmake.cfg entry::
#
# [safeguards]
# source: https://github.com/scisoft/autocmake/raw/master/modules/safeguards.cmake
function(guard_against_bad_build_types in_build_type)
string(TOLOWER "${in_build_type}" cmake_build_type_tolower)
string(TOUPPER "${in_build_type}" cmake_build_type_toupper)
if(${PROJECT_SOURCE_DIR} STREQUAL ${PROJECT_BINARY_DIR})
message(FATAL_ERROR "In-source builds not allowed. Please make a new directory (called a build directory) and run CMake from there.")
endif()
if( NOT cmake_build_type_tolower STREQUAL "debug"
AND NOT cmake_build_type_tolower STREQUAL "release"
AND NOT cmake_build_type_tolower STREQUAL "relwithdebinfo")
message(FATAL_ERROR "Unknown build type \"${in_build_type}\". Allowed values are Debug, Release, RelWithDebInfo (case-insensitive).")
endif()
endfunction()
string(TOLOWER "${CMAKE_BUILD_TYPE}" cmake_build_type_tolower)
string(TOUPPER "${CMAKE_BUILD_TYPE}" cmake_build_type_toupper)
guard_against_in_source(${PROJECT_SOURCE_DIR} ${PROJECT_BINARY_DIR})
guard_against_bad_build_types(${CMAKE_BUILD_TYPE})
if( NOT cmake_build_type_tolower STREQUAL "debug"
AND NOT cmake_build_type_tolower STREQUAL "release"
AND NOT cmake_build_type_tolower STREQUAL "relwithdebinfo")
message(FATAL_ERROR "Unknown build type \"${CMAKE_BUILD_TYPE}\". Allowed values are Debug, Release, RelWithDebInfo (case-insensitive).")
endif()