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Allow disabling adding the install prefix to the prefix search path.

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In certain scenarios, it is preferable to keep a 'dirty' install prefix
than to clear it, and to expect that content will not be found there.
Add a CMAKE_FIND_NO_INSTALL_PREFIX variable that can be set to disable
searching the install prefix.
This commit is contained in:
Stephen Kelly
2013-10-29 10:40:09 +01:00
parent 047c1ec457
commit fe057ab3cd
14 changed files with 78 additions and 9 deletions
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9
Modules/Platform/UnixPaths.cmake
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@@ -37,10 +37,13 @@ list(APPEND CMAKE_SYSTEM_PREFIX_PATH
# CMake install location
"${_CMAKE_INSTALL_DIR}"
# Project install destination.
"${CMAKE_INSTALL_PREFIX}"
)
if (NOT CMAKE_FIND_NO_INSTALL_PREFIX)
list(APPEND CMAKE_SYSTEM_PREFIX_PATH
# Project install destination.
"${CMAKE_INSTALL_PREFIX}"
)
endif()
# List common include file locations not under the common prefixes.
list(APPEND CMAKE_SYSTEM_INCLUDE_PATH