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Whitney Armstrong
physica
Commits
25f35a6a
Commit
25f35a6a
authored
8 years ago
by
Whitney Armstrong
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new file: cmake/Modules/FindGD.cmake
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cmake/Modules/FindGD.cmake
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# - Find GD
# Find the native GD includes and library
# This module defines
# GD_INCLUDE_DIR, where to find gd.h, etc.
# GD_LIBRARIES, the libraries needed to use GD.
# GD_FOUND, If false, do not try to use GD.
# also defined, but not for general use are
# GD_LIBRARY, where to find the GD library.
# GD_SUPPORTS_PNG, GD_SUPPORTS_JPEG, GD_SUPPORTS_GIF, test
# support for image formats in GD.
FIND_PATH
(
GD_INCLUDE_DIR gd.h
/usr/local/include
/usr/include
)
if
(
WIN32 AND NOT CYGWIN
)
SET
(
GD_NAMES
${
GD_NAMES
}
bgd
)
else
(
WIN32
)
SET
(
GD_NAMES
${
GD_NAMES
}
gd
)
endif
(
WIN32 AND NOT CYGWIN
)
FIND_LIBRARY
(
GD_LIBRARY
NAMES
${
GD_NAMES
}
PATHS /usr/lib64 /usr/lib /usr/local/lib
)
IF
(
GD_LIBRARY AND GD_INCLUDE_DIR
)
SET
(
GD_LIBRARIES
${
GD_LIBRARY
}
)
SET
(
GD_FOUND
"YES"
)
ELSE
(
GD_LIBRARY AND GD_INCLUDE_DIR
)
SET
(
GD_FOUND
"NO"
)
ENDIF
(
GD_LIBRARY AND GD_INCLUDE_DIR
)
message
(
"Found GD:
${
GD_FOUND
}
"
)
IF
(
GD_FOUND
)
IF
(
WIN32 AND NOT CYGWIN
)
SET
(
GD_SUPPORTS_PNG ON
)
SET
(
GD_SUPPORTS_JPEG ON
)
SET
(
GD_SUPPORTS_GIF ON
)
get_filename_component
(
GD_LIBRARY_DIR
${
GD_LIBRARY
}
PATH
)
ELSE
(
WIN32 AND NOT CYGWIN
)
INCLUDE
(
CheckLibraryExists
)
GET_FILENAME_COMPONENT
(
GD_LIB_PATH
${
GD_LIBRARY
}
PATH
)
GET_FILENAME_COMPONENT
(
GD_LIB
${
GD_LIBRARY
}
NAME
)
CHECK_LIBRARY_EXISTS
(
"
${
GD_LIBRARY
}
"
"gdImagePng"
"
${
GD_LIB_PATH
}
"
GD_SUPPORTS_PNG
)
IF
(
GD_SUPPORTS_PNG
)
find_package
(
PNG
)
IF
(
PNG_FOUND
)
SET
(
GD_LIBRARIES
${
GD_LIBRARIES
}
${
PNG_LIBRARIES
}
)
SET
(
GD_INCLUDE_DIR
${
GD_INCLUDE_DIR
}
${
PNG_INCLUDE_DIR
}
)
ELSE
(
PNG_FOUND
)
SET
(
GD_SUPPORTS_PNG
"NO"
)
ENDIF
(
PNG_FOUND
)
ENDIF
(
GD_SUPPORTS_PNG
)
CHECK_LIBRARY_EXISTS
(
"
${
GD_LIBRARY
}
"
"gdImageJpeg"
"
${
GD_LIB_PATH
}
"
GD_SUPPORTS_JPEG
)
IF
(
GD_SUPPORTS_JPEG
)
find_package
(
JPEG
)
IF
(
JPEG_FOUND
)
SET
(
GD_LIBRARIES
${
GD_LIBRARIES
}
${
JPEG_LIBRARIES
}
)
SET
(
GD_INCLUDE_DIR
${
GD_INCLUDE_DIR
}
${
JPEG_INCLUDE_DIR
}
)
ELSE
(
JPEG_FOUND
)
SET
(
GD_SUPPORTS_JPEG
"NO"
)
ENDIF
(
JPEG_FOUND
)
ENDIF
(
GD_SUPPORTS_JPEG
)
CHECK_LIBRARY_EXISTS
(
"
${
GD_LIBRARY
}
"
"gdImageGif"
"
${
GD_LIB_PATH
}
"
GD_SUPPORTS_GIF
)
# Trim the list of include directories
SET
(
GDINCTRIM
)
FOREACH
(
GD_DIR
${
GD_INCLUDE_DIR
}
)
SET
(
GD_TMP_FOUND OFF
)
FOREACH
(
GD_TRIMMED
${
GDINCTRIM
}
)
IF
(
"
${
GD_DIR
}
"
STREQUAL
"
${
GD_TRIMMED
}
"
)
SET
(
GD_TMP_FOUND ON
)
ENDIF
(
"
${
GD_DIR
}
"
STREQUAL
"
${
GD_TRIMMED
}
"
)
ENDFOREACH
(
GD_TRIMMED
${
GDINCTRIM
}
)
IF
(
NOT GD_TMP_FOUND
)
SET
(
GDINCTRIM
"
${
GDINCTRIM
}
"
"
${
GD_DIR
}
"
)
ENDIF
(
NOT GD_TMP_FOUND
)
ENDFOREACH
(
GD_DIR
${
GD_INCLUDE_DIR
}
)
SET
(
GD_INCLUDE_DIR
${
GDINCTRIM
}
)
SET
(
GD_LIBRARY_DIR
)
# Generate trimmed list of library directories and list of libraries
FOREACH
(
GD_LIB
${
GD_LIBRARIES
}
)
GET_FILENAME_COMPONENT
(
GD_NEXTLIBDIR
${
GD_LIB
}
PATH
)
SET
(
GD_TMP_FOUND OFF
)
FOREACH
(
GD_LIBDIR
${
GD_LIBRARY_DIR
}
)
IF
(
"
${
GD_NEXTLIBDIR
}
"
STREQUAL
"
${
GD_LIBDIR
}
"
)
SET
(
GD_TMP_FOUND ON
)
ENDIF
(
"
${
GD_NEXTLIBDIR
}
"
STREQUAL
"
${
GD_LIBDIR
}
"
)
ENDFOREACH
(
GD_LIBDIR
${
GD_LIBRARIES
}
)
IF
(
NOT GD_TMP_FOUND
)
SET
(
GD_LIBRARY_DIR
"
${
GD_LIBRARY_DIR
}
"
"
${
GD_NEXTLIBDIR
}
"
)
ENDIF
(
NOT GD_TMP_FOUND
)
ENDFOREACH
(
GD_LIB
${
GD_LIBRARIES
}
)
ENDIF
(
WIN32 AND NOT CYGWIN
)
ENDIF
(
GD_FOUND
)
IF
(
GD_FOUND
)
IF
(
NOT GD_FIND_QUIETLY
)
MESSAGE
(
STATUS
"Found GD:
${
GD_LIBRARY
}
"
)
ENDIF
(
NOT GD_FIND_QUIETLY
)
ELSE
(
GD_FOUND
)
IF
(
GD_FIND_REQUIRED
)
MESSAGE
(
FATAL_ERROR
"Could not find GD library"
)
ENDIF
(
GD_FIND_REQUIRED
)
ENDIF
(
GD_FOUND
)
MARK_AS_ADVANCED
(
GD_LIBRARY
GD_LIBRARIES
GD_INCLUDE_DIR
GD_LIBRARY_DIR
GD_SUPPORTS_PNG
GD_SUPPORTS_JPEG
GD_SUPPORTS_GIF
)
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