diff options
Diffstat (limited to 'cmake/Modules/MacroOutOfSourceBuild.cmake')
| -rw-r--r-- | cmake/Modules/MacroOutOfSourceBuild.cmake | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/cmake/Modules/MacroOutOfSourceBuild.cmake b/cmake/Modules/MacroOutOfSourceBuild.cmake new file mode 100644 index 000000000..dedeef352 --- /dev/null +++ b/cmake/Modules/MacroOutOfSourceBuild.cmake @@ -0,0 +1,33 @@ +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# 1. Redistributions of source code must retain the copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# 3. The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +# # Ensures that we do an out of source build +MACRO(MACRO_ENSURE_OUT_OF_SOURCE_BUILD MSG) + STRING(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${CMAKE_BINARY_DIR}" insource) + GET_FILENAME_COMPONENT(PARENTDIR ${CMAKE_SOURCE_DIR} PATH) + STRING(COMPARE EQUAL "${CMAKE_SOURCE_DIR}" "${PARENTDIR}" insourcesubdir) + MESSAGE( "${CMAKE_SOURCE_DIR} , ${CMAKE_BINARY_DIR}, ${PARENTDIR}") + IF(insource OR insourcesubdir) + MESSAGE(FATAL_ERROR "${MSG}") + ENDIF(insource OR insourcesubdir) +ENDMACRO(MACRO_ENSURE_OUT_OF_SOURCE_BUILD)
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