Fix libjpeg build on OSX.

libs/jpeg-9/CMakeLists.txt

@@ -2,6 +2,8 @@ cmake_minimum_required(VERSION 2.8)
 
 project(jpeg)
 
+include(CheckIncludeFiles)
+
 option(JPEG_BUILD_SHARED "Build shared library" OFF)
 option(JPEG_BUILD_STATIC "Build static library" ON)
 
@@ -57,6 +59,11 @@ set(JPEG_SRC
 if(MSVC)
 	file(COPY jconfig.vc DESTINATION ${CMAKE_CURRENT_BINARY_DIR})
 	file(RENAME ${CMAKE_CURRENT_BINARY_DIR}/jconfig.vc ${CMAKE_CURRENT_BINARY_DIR}/jconfig.h)
+elseif(APPLE)
+	check_include_files("stddef.h" HAVE_STDDEF_H)
+	check_include_files("stdlib.h" HAVE_STDLIB_H)
+	check_include_files("locale.h" HAVE_LOCALE_H)
+	configure_file(jconfig.cmake jconfig.h)
 endif()
 
 if(JPEG_BUILD_STATIC)

libs/jpeg-9/jconfig.cmake

@@ -0,0 +1,53 @@
+/* jconfig.cmake --- config for CMake */
+/* see jconfig.txt for explanations */
+
+#define HAVE_PROTOTYPES
+#define HAVE_UNSIGNED_CHAR
+#define HAVE_UNSIGNED_SHORT
+// #undef void
+// #undef const
+#undef CHAR_IS_UNSIGNED
+#cmakedefine HAVE_STDDEF_H
+#cmakedefine HAVE_STDLIB_H
+#cmakedefine HAVE_LOCALE_H
+#undef NEED_BSD_STRINGS
+#undef NEED_SYS_TYPES_H
+#undef NEED_FAR_POINTERS
+#undef NEED_SHORT_EXTERNAL_NAMES
+/* Define this if you get warnings about undefined structures. */
+#undef INCOMPLETE_TYPES_BROKEN
+
+/* Define "boolean" as unsigned char, not int, on Windows systems. */
+#ifdef _WIN32
+#ifndef __RPCNDR_H__		/* don't conflict if rpcndr.h already read */
+typedef unsigned char boolean;
+#endif
+#define HAVE_BOOLEAN		/* prevent jmorecfg.h from redefining it */
+#endif
+
+#ifdef JPEG_INTERNALS
+
+#undef RIGHT_SHIFT_IS_UNSIGNED
+#undef INLINE
+/* These are for configuring the JPEG memory manager. */
+#undef DEFAULT_MAX_MEM
+#undef NO_MKTEMP
+
+#endif /* JPEG_INTERNALS */
+
+#ifdef JPEG_CJPEG_DJPEG
+
+#define BMP_SUPPORTED		/* BMP image file format */
+#define GIF_SUPPORTED		/* GIF image file format */
+#define PPM_SUPPORTED		/* PBMPLUS PPM/PGM image file format */
+#undef RLE_SUPPORTED		/* Utah RLE image file format */
+#define TARGA_SUPPORTED		/* Targa image file format */
+
+#undef TWO_FILE_COMMANDLINE
+#undef NEED_SIGNAL_CATCHER
+#undef DONT_USE_B_MODE
+
+/* Define this if you want percent-done progress reports from cjpeg/djpeg. */
+#undef PROGRESS_REPORT
+
+#endif /* JPEG_CJPEG_DJPEG */