/usr/lib/Wt/cmake/WtFindZlib.txt is in witty-examples 3.3.3+dfsg-4.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | # This file defines:
# - ZLIB_INCLUDE_DIRS
# - ZLIB_LIBRARIES
# - ZLIB_FOUND
# - ZLIB_DEFINITIONS
# Taking into account:
# - ZLIB_PREFIX
FIND_PATH(ZLIB_INCLUDE zlib.h
${ZLIB_PREFIX}/include
/usr/include
)
IF(WIN32)
FIND_LIBRARY(ZLIB_LIB_RELEASE
NAMES
zlibstat zlibstatic zlib
PATHS
/usr/lib
${ZLIB_PREFIX}/lib
)
FIND_LIBRARY(ZLIB_LIB_DEBUG
NAMES
zlibstatd zlibstaticd zlibd
PATHS
${ZLIB_PREFIX}/lib
)
IF(ZLIB_INCLUDE AND ZLIB_LIB_RELEASE AND ZLIB_LIB_DEBUG)
SET(ZLIB_FOUND TRUE)
# We used to set this, but that was a bad idea. Try to remain backward
# compatible
SET(ZLIB_test_fname "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/zlib.c")
FILE(WRITE
"${ZLIB_test_fname}"
"#include \"zlib.h\"\nint main() { deflate(0,0); return 0; }"
)
TRY_COMPILE(ZLIB_WORKS_WITHOUT_DEFINES
"${CMAKE_BINARY_DIR}" "${ZLIB_test_fname}"
CMAKE_FLAGS
-DLINK_LIBRARIES=${ZLIB_LIB_RELEASE}
-DINCLUDE_DIRECTORIES=${ZLIB_INCLUDE}
)
FILE(WRITE
"${ZLIB_test_fname}"
"#include \"zlib.h\"\nint main() { deflate(0,0); return 0; }"
)
TRY_COMPILE(ZLIB_WORKS_WITH_DEFINES
"${CMAKE_BINARY_DIR}" "${ZLIB_test_fname}"
CMAKE_FLAGS
-DLINK_LIBRARIES=${ZLIB_LIB_RELEASE}
-DINCLUDE_DIRECTORIES=${ZLIB_INCLUDE}
COMPILE_DEFINITIONS
"-DZLIB_WINAPI"
)
IF(ZLIB_WORKS_WITH_DEFINES AND NOT ZLIB_WORKS_WITHOUT_DEFINES)
SET(ZLIB_DEFINITIONS -DZLIB_WINAPI)
MESSAGE(STATUS "zlib requires -DZLIB_WINAPI, consider recompiling")
ENDIF(ZLIB_WORKS_WITH_DEFINES AND NOT ZLIB_WORKS_WITHOUT_DEFINES)
SET(ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDE})
SET(ZLIB_LIBRARIES optimized ${ZLIB_LIB_RELEASE} debug ${ZLIB_LIB_DEBUG})
ELSE(ZLIB_INCLUDE AND ZLIB_LIB_RELEASE AND ZLIB_LIB_DEBUG)
SET(ZLIB_FOUND FALSE)
ENDIF(ZLIB_INCLUDE AND ZLIB_LIB_RELEASE AND ZLIB_LIB_DEBUG)
ELSE(WIN32)
FIND_LIBRARY(ZLIB_LIB
NAMES
z
PATHS
/usr/lib
${ZLIB_PREFIX}/lib
)
IF(ZLIB_INCLUDE AND ZLIB_LIB)
SET(ZLIB_FOUND TRUE)
SET(ZLIB_INCLUDE_DIRS ${ZLIB_INCLUDE})
SET(ZLIB_LIBRARIES ${ZLIB_LIB})
ELSE(ZLIB_INCLUDE AND ZLIB_LIB)
SET(ZLIB_FOUND FALSE)
ENDIF(ZLIB_INCLUDE AND ZLIB_LIB)
ENDIF(WIN32)
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