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| author | Ian Scott <ian.m.scott@stud.man.ac.uk> | 2002-09-02 18:08:30 (GMT) |
|---|---|---|
| committer | Ian Scott <ian.m.scott@stud.man.ac.uk> | 2002-09-02 18:08:30 (GMT) |
| commit | 8600beb1ed81dccbe427c78d501c81a6c46eee69 (patch) | |
| tree | 419461c12e65c982a0326a6a97221e2f89f572d6 /Modules/FindPNG.cmake | |
| parent | 3663167b9e1d2e57998534cfc2b455f676dad838 (diff) | |
| download | CMake-8600beb1ed81dccbe427c78d501c81a6c46eee69.zip CMake-8600beb1ed81dccbe427c78d501c81a6c46eee69.tar.gz CMake-8600beb1ed81dccbe427c78d501c81a6c46eee69.tar.bz2 | |
Adding Zlib and PNG find modules in the new format
Diffstat (limited to 'Modules/FindPNG.cmake')
| -rw-r--r-- | Modules/FindPNG.cmake | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/Modules/FindPNG.cmake b/Modules/FindPNG.cmake new file mode 100644 index 0000000..528a17f --- /dev/null +++ b/Modules/FindPNG.cmake @@ -0,0 +1,47 @@ +# +# Find the native PNG includes and library +# + +# This module defines +# PNG_INCLUDE_DIR, where to find png.h, etc. +# PNG_LIBRARIES, the libraries to link against to use PNG. +# PNG_FOUND, If false, do try to use PNG. + +# also defined, but not for general use are +# PNG_LIBRARY, where to find the PNG library. + +# None of the above will be defined unles zlib can be found. + +# PNG depends on Zlib +INCLUDE( ${MODULE_PATH}/NewCMake/FindZLIB.cmake ) + +IF(ZLIB_FOUND) + FIND_PATH(PNG_PNG_INCLUDE_DIR png.h + /usr/local/include + /usr/include + ) + + FIND_LIBRARY(PNG_LIBRARY png + /usr/lib + /usr/local/lib + ) + + IF (PNG_LIBRARY) + IF (PNG_PNG_INCLUDE_DIR) + # png.h includes zlib.h. Sigh. + SET(PNG_INCLUDE_DIR ${PNG_PNG_INCLUDE_DIR} ${ZLIB_INCLUDE_DIR} ) + SET(PNG_LIBRARIES ${PNG_LIBRARY} ${ZLIB_LIBRARY}) + SET(PNG_FOUND "YES") + + IF (CYGWIN) + IF(BUILD_SHARED_LIBS) + # No need to define PNG_USE_DLL here, because it's default for Cygwin. + ELSE(BUILD_SHARED_LIBS) + SET (PNG_DEFINITIONS -DPNG_STATIC) + ENDIF(BUILD_SHARED_LIBS) + ENDIF (CYGWIN) + + ENDIF (PNG_PNG_INCLUDE_DIR) + ENDIF (PNG_LIBRARY) + +ENDIF(ZLIB_FOUND)
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