summaryrefslogtreecommitdiff
path: root/Build/source/libs/gd/gd-2.0.35/cmake/modules/FindPNG.cmake
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/libs/gd/gd-2.0.35/cmake/modules/FindPNG.cmake')
-rw-r--r--Build/source/libs/gd/gd-2.0.35/cmake/modules/FindPNG.cmake63
1 files changed, 63 insertions, 0 deletions
diff --git a/Build/source/libs/gd/gd-2.0.35/cmake/modules/FindPNG.cmake b/Build/source/libs/gd/gd-2.0.35/cmake/modules/FindPNG.cmake
new file mode 100644
index 00000000000..c1698c5e8e5
--- /dev/null
+++ b/Build/source/libs/gd/gd-2.0.35/cmake/modules/FindPNG.cmake
@@ -0,0 +1,63 @@
+# - 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_DEFINITIONS - You should ADD_DEFINITONS(${PNG_DEFINITIONS}) before compiling code that includes png library files.
+# PNG_FOUND, If false, do not 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
+#
+# Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
+# See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
+
+
+INCLUDE(FindZLIB)
+
+SET(PNG_FOUND "NO")
+
+IF(ZLIB_FOUND)
+ FIND_PATH(PNG_PNG_INCLUDE_DIR png.h
+ /usr/local/include
+ /usr/include
+ /usr/local/include/libpng # OpenBSD
+ )
+
+ SET(PNG_NAMES ${PNG_NAMES} png libpng)
+ FIND_LIBRARY(PNG_LIBRARY
+ NAMES ${PNG_NAMES}
+ PATHS /usr/lib64 /usr/lib /usr/local/lib
+ )
+
+ IF (PNG_LIBRARY AND 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")
+ SET(HAVE_PNG_H)
+ 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_LIBRARY AND PNG_PNG_INCLUDE_DIR)
+
+ENDIF(ZLIB_FOUND)
+
+IF (PNG_FOUND)
+ IF (NOT PNG_FIND_QUIETLY)
+ MESSAGE(STATUS "Found PNG: ${PNG_LIBRARY}")
+ ENDIF (NOT PNG_FIND_QUIETLY)
+ELSE (PNG_FOUND)
+ IF (PNG_FIND_REQUIRED)
+ MESSAGE(FATAL_ERROR "Could not find PNG library")
+ ENDIF (PNG_FIND_REQUIRED)
+ENDIF (PNG_FOUND)
+
+MARK_AS_ADVANCED(PNG_PNG_INCLUDE_DIR PNG_LIBRARY )