diff options
Diffstat (limited to 'Modules/FindZLIB.cmake')
| -rw-r--r-- | Modules/FindZLIB.cmake | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/Modules/FindZLIB.cmake b/Modules/FindZLIB.cmake index 77f9fda..166e291 100644 --- a/Modules/FindZLIB.cmake +++ b/Modules/FindZLIB.cmake @@ -17,9 +17,12 @@ # ZLIB_MAJOR_VERSION - The major version of zlib # ZLIB_MINOR_VERSION - The minor version of zlib # ZLIB_PATCH_VERSION - The patch version of zlib +# +# An includer may set ZLIB_ROOT to a zlib installation root to tell +# this module where to look. #============================================================================= -# Copyright 2001-2009 Kitware, Inc. +# Copyright 2001-2011 Kitware, Inc. # # Distributed under the OSI-approved BSD License (the "License"); # see accompanying file Copyright.txt for details. @@ -31,17 +34,29 @@ # (To distribute this file outside of CMake, substitute the full # License text for the above reference.) -FIND_PATH(ZLIB_INCLUDE_DIR zlib.h - "[HKEY_LOCAL_MACHINE\\SOFTWARE\\GnuWin32\\Zlib;InstallPath]/include" -) +SET(_ZLIB_SEARCHES) + +# Search ZLIB_ROOT first if it is set. +IF(ZLIB_ROOT) + SET(_ZLIB_SEARCH_ROOT PATHS ${ZLIB_ROOT} NO_DEFAULT_PATH) + LIST(APPEND _ZLIB_SEARCHES _ZLIB_SEARCH_ROOT) +ENDIF() + +# Normal search. +SET(_ZLIB_SEARCH_NORMAL + PATHS "[HKEY_LOCAL_MACHINE\\SOFTWARE\\GnuWin32\\Zlib;InstallPath]" + "$ENV{PROGRAMFILES}/zlib" + ) +LIST(APPEND _ZLIB_SEARCHES _ZLIB_SEARCH_NORMAL) SET(ZLIB_NAMES z zlib zdll zlib1 zlibd zlibd1) -FIND_LIBRARY(ZLIB_LIBRARY - NAMES - ${ZLIB_NAMES} - PATHS - "[HKEY_LOCAL_MACHINE\\SOFTWARE\\GnuWin32\\Zlib;InstallPath]/lib" -) + +# Try each search configuration. +FOREACH(search ${_ZLIB_SEARCHES}) + FIND_PATH(ZLIB_INCLUDE_DIR NAMES zlib.h ${${search}} PATH_SUFFIXES include) + FIND_LIBRARY(ZLIB_LIBRARY NAMES ${ZLIB_NAMES} ${${search}} PATH_SUFFIXES lib) +ENDFOREACH() + MARK_AS_ADVANCED(ZLIB_LIBRARY ZLIB_INCLUDE_DIR) IF(ZLIB_INCLUDE_DIR AND EXISTS "${ZLIB_INCLUDE_DIR}/zlib.h") |