Duckstation/scripts/libjpeg-cmake.patch

diff -ruN jpeg-9f/CMakeLists.txt jpeg-9f-new/CMakeLists.txt
--- jpeg-9f/CMakeLists.txt	1970-01-01 10:00:00.000000000 +1000
+++ jpeg-9f-new/CMakeLists.txt	2024-03-23 21:29:37.969221600 +1000
@@ -0,0 +1,110 @@
+# CMake configuration for IJG libjpeg
+# Modified from https://github.com/csparker247/jpeg-cmake/blob/develop/resources/CMakeLists.txt
+# To install, copy this file and jconfig.h.in into a libjpeg source directory
+# Adapted from LuaDist's CMakeLists
+# https://github.com/LuaDist/libjpeg/blob/master/CMakeLists.txt
+
+cmake_minimum_required(VERSION 3.5)
+
+### Setup the project ###
+file(READ "configure.ac" ac)
+string(REGEX MATCH "AC_INIT\\(\\[libjpeg\\],\ \\[([0-9]*\\.[0-9]*\\.[0-9]*)\\]\\)" _ ${ac})
+set(version ${CMAKE_MATCH_1})
+project(libjpeg VERSION ${version} LANGUAGES C)
+set(C_STANDARD 99)
+
+### Include extra packages ###
+include(CMakeDependentOption)
+include(GNUInstallDirs)
+
+### Options ###
+option(BUILD_SHARED_LIBS "Build shared libraries" ON)
+option(BUILD_STATIC_LIBS "Build static libraries" ON)
+
+# Make sure we build at least one library
+if(NOT(BUILD_SHARED_LIBS OR BUILD_STATIC_LIBS))
+  message(FATAL_ERROR "Both static and shared libraries are disabled. Nothing will be built.")
+endif()
+
+### Configure jconfig.h ###
+include(ConfigureJConfig.cmake)
+
+### Build the object library ###
+set(PUBLIC_HDRS
+  jconfig.h
+  jerror.h
+  jmorecfg.h
+  jpeglib.h
+)
+
+set(SRCS
+  jaricom.c jcapimin.c jcapistd.c jcarith.c jccoefct.c jccolor.c
+  jcdctmgr.c jchuff.c jcinit.c jcmainct.c jcmarker.c jcmaster.c jcomapi.c
+  jcparam.c jcprepct.c jcsample.c jctrans.c jdapimin.c jdapistd.c jdarith.c
+  jdatadst.c jdatasrc.c jdcoefct.c jdcolor.c jddctmgr.c jdhuff.c jdinput.c
+  jdmainct.c jdmarker.c jdmaster.c jdmerge.c jdpostct.c jdsample.c jdtrans.c
+  jerror.c jfdctflt.c jfdctfst.c jfdctint.c jidctflt.c jidctfst.c jidctint.c
+  jmemmgr.c jmemnobs.c jquant1.c jquant2.c jutils.c
+)
+
+### Create static and shared libs ###
+if(BUILD_SHARED_LIBS)
+  add_library(libjpeg SHARED ${SRCS})
+  target_compile_definitions(libjpeg PRIVATE COMPILING_LIBJPEG)
+  target_include_directories(libjpeg
+    PUBLIC
+      $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
+      $<INSTALL_INTERFACE:include>
+  )
+  set_target_properties(libjpeg
+    PROPERTIES
+      VERSION ${PROJECT_VERSION_MAJOR}
+      POSITION_INDEPENDENT_CODE ON
+      CLEAN_DIRECT_OUTPUT ON
+      PUBLIC_HEADER "${PUBLIC_HDRS}"
+  )
+  install(TARGETS libjpeg
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
+  )
+endif()
+
+if(BUILD_STATIC_LIBS)
+  add_library(libjpeg_static STATIC $<TARGET_OBJECTS:jpeg_objs>)
+  target_include_directories(libjpeg_static
+    PUBLIC
+      $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>
+      $<INSTALL_INTERFACE:include>
+  )
+  set_target_properties(libjpeg_static
+    PROPERTIES
+      OUTPUT_NAME jpeg
+      VERSION ${PROJECT_VERSION_MAJOR}
+      POSITION_INDEPENDENT_CODE ON
+      CLEAN_DIRECT_OUTPUT ON
+      PUBLIC_HEADER "${PUBLIC_HDRS}"
+  )
+  install(TARGETS libjpeg_static
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
+  )
+endif()
+
+# Configure and install pkg-config and libtool files
+if(BUILD_STATIC_LIBS OR BUILD_SHARED_LIBS)
+  # Compute the la file's weird version number
+  math(EXPR JPEG_CONF_VER_MAJOR "${PROJECT_VERSION_MAJOR} + ${PROJECT_VERSION_MINOR}")
+  set(JPEG_LIB_VERSION_MAJOR ${PROJECT_VERSION_MAJOR})
+  set(JPEG_LIB_VERSION_MINOR ${PROJECT_VERSION_MINOR})
+
+  # Configure and install
+  configure_file(libjpeg.pc.cmakein libjpeg.pc @ONLY)
+  install(FILES
+    ${CMAKE_CURRENT_BINARY_DIR}/libjpeg.pc
+    DESTINATION ${CMAKE_INSTALL_PREFIX}/lib/pkgconfig
+  )
+endif()
+
diff -ruN jpeg-9f/ConfigureJConfig.cmake jpeg-9f-new/ConfigureJConfig.cmake
--- jpeg-9f/ConfigureJConfig.cmake	1970-01-01 10:00:00.000000000 +1000
+++ jpeg-9f-new/ConfigureJConfig.cmake	2024-03-23 21:09:37.223882900 +1000
@@ -0,0 +1,95 @@
+include(CheckIncludeFile)
+include(CheckSymbolExists)
+include(CheckTypeSize)
+
+# Define this if your system has an ANSI-conforming <stddef.h> file.
+check_include_file(stddef.h HAVE_STDDEF_H)
+
+# Define this if your system has an ANSI-conforming <stdlib.h> file.
+check_include_file(stdlib.h HAVE_STDLIB_H)
+
+# Does your compiler support function prototypes?
+# (If not, you also need to use ansi2knr, see install.txt)
+set(HAVE_PROTOTYPES true CACHE BOOL "Does your compiler support function prototypes?")
+
+# Does your compiler support the declaration "unsigned char" ?
+# How about "unsigned short" ?
+check_type_size("unsigned char" UNSIGNED_CHAR LANGUAGE C)
+check_type_size("unsigned short" UNSIGNED_SHORT LANGUAGE C)
+
+# Define "void" as "char" if your compiler doesn't know about type void.
+# NOTE: be sure to define void such that "void *" represents the most general
+# pointer type, e.g., that returned by malloc().
+# NOT IMPLEMENTED: Modify in jconfig.h.in #
+
+# Define "const" as empty if your compiler doesn't know the "const" keyword.
+# NOT IMPLEMENTED: Modify in jconfig.h.in #
+
+# Define this if an ordinary "char" type is unsigned.
+# If you're not sure, leaving it undefined will work at some cost in speed.
+# If you defined HAVE_UNSIGNED_CHAR then the speed difference is minimal.
+set(CHAR_IS_UNSIGNED false CACHE BOOL "char type is unsigned")
+
+# Define this if your system does not have an ANSI/SysV <string.h>,
+# but does have a BSD-style <strings.h>.
+set(NEED_BSD_STRINGS false CACHE BOOL "Use BSD <strings.h>. Use only if system lacks ANSI/SysV <strings.h>")
+
+# Define this if your system does not provide typedef size_t in any of the
+# ANSI-standard places (stddef.h, stdlib.h, or stdio.h), but places it in
+# <sys/types.h> instead.
+set(NEED_SYS_TYPES_H false CACHE BOOL "size_t defined in <sys/types.h>")
+
+# For 80x86 machines, you need to define NEED_FAR_POINTERS,
+# unless you are using a large-data memory model or 80386 flat-memory mode.
+# On less brain-damaged CPUs this symbol must not be defined.
+# (Defining this symbol causes large data structures to be referenced through
+# "far" pointers and to be allocated with a special version of malloc.)
+set(NEED_FAR_POINTERS false CACHE BOOL "Reference large data structures through 'far' pointers allocated with a special version of malloc")
+
+# Define this if your linker needs global names to be unique in less
+# than the first 15 characters.
+set(NEED_SHORT_EXTERNAL_NAMES false CACHE BOOL "Global names must be unique in less than the first 15 characters")
+
+# Although a real ANSI C compiler can deal perfectly well with pointers to
+# unspecified structures (see "incomplete types" in the spec), a few pre-ANSI
+# and pseudo-ANSI compilers get confused.  To keep one of these bozos happy,
+# define INCOMPLETE_TYPES_BROKEN.  This is not recommended unless you
+# actually get "missing structure definition" warnings or errors while
+# compiling the JPEG code.
+set(INCOMPLETE_TYPES_BROKEN false CACHE BOOL "Disable pointers to unspecified structures")
+
+# Define "boolean" as unsigned char, not enum, on Windows systems.
+# NOT IMPLEMENTED: Modify in jconfig.h.in #
+
+# The following options affect code selection within the JPEG library,
+# but they don't need to be visible to applications using the library.
+# To minimize application namespace pollution, the symbols won't be
+# defined unless JPEG_INTERNALS has been defined.
+#
+
+# Define this if your compiler implements ">>" on signed values as a logical
+# (unsigned) shift; leave it undefined if ">>" is a signed (arithmetic) shift,
+# which is the normal and rational definition.
+set(RIGHT_SHIFT_IS_UNSIGNED false CACHE BOOL "Compiler implements >> on signed values as a logical (unsigned) shift")
+
+# The remaining options do not affect the JPEG library proper,
+# but only the sample applications cjpeg/djpeg (see cjpeg.c, djpeg.c).
+# Other applications can ignore these.
+#
+
+mark_as_advanced(FORCE
+  HAVE_PROTOTYPES
+  HAVE_UNSIGNED_CHAR
+  HAVE_UNSIGNED_SHORT
+  CHAR_IS_UNSIGNED
+  HAVE_STDDEF_H
+  HAVE_STDLIB_H
+  NEED_BSD_STRINGS
+  NEED_SYS_TYPES_H
+  NEED_FAR_POINTERS
+  NEED_SHORT_EXTERNAL_NAMES
+  INCOMPLETE_TYPES_BROKEN
+  RIGHT_SHIFT_IS_UNSIGNED
+)
+
+configure_file(jconfig.h.in ${CMAKE_CURRENT_SOURCE_DIR}/jconfig.h)
diff -ruN jpeg-9f/jconfig.h.in jpeg-9f-new/jconfig.h.in
--- jpeg-9f/jconfig.h.in	1970-01-01 10:00:00.000000000 +1000
+++ jpeg-9f-new/jconfig.h.in	2024-03-23 21:06:05.204994600 +1000
@@ -0,0 +1,173 @@
+/*
+ * jconfig.h.in
+ *
+ * Copyright (C) 1991-1994, Thomas G. Lane.
+ * Modified 2009-2013 by Guido Vollbeding.
+ * This file is part of the Independent JPEG Group's software.
+ * For conditions of distribution and use, see the accompanying README file.
+ *
+ * This file is a modification of jconfig.txt from libjpeg. In addition to
+ * documenting the configuration options that are required to customize the
+ * JPEG software for a particular system, it is used by jpeg-cmake to configure
+ * jconfig.h
+ */
+
+
+/*
+ * These symbols indicate the properties of your machine or compiler.
+ * #define the symbol if yes, #undef it if no.
+ */
+
+/* Does your compiler support function prototypes?
+ * (If not, you also need to use ansi2knr, see install.txt)
+ */
+#cmakedefine HAVE_PROTOTYPES
+
+/* Does your compiler support the declaration "unsigned char" ?
+ * How about "unsigned short" ?
+ */
+#cmakedefine HAVE_UNSIGNED_CHAR
+#cmakedefine HAVE_UNSIGNED_SHORT
+
+/* Define "void" as "char" if your compiler doesn't know about type void.
+ * NOTE: be sure to define void such that "void *" represents the most general
+ * pointer type, e.g., that returned by malloc().
+ */
+/* #define void char */
+
+/* Define "const" as empty if your compiler doesn't know the "const" keyword.
+ */
+/* #define const */
+
+/* Define this if an ordinary "char" type is unsigned.
+ * If you're not sure, leaving it undefined will work at some cost in speed.
+ * If you defined HAVE_UNSIGNED_CHAR then the speed difference is minimal.
+ */
+#cmakedefine CHAR_IS_UNSIGNED
+
+/* Define this if your system has an ANSI-conforming <stddef.h> file.
+ */
+#cmakedefine HAVE_STDDEF_H
+
+/* Define this if your system has an ANSI-conforming <stdlib.h> file.
+ */
+#cmakedefine HAVE_STDLIB_H
+
+/* Define this if your system does not have an ANSI/SysV <string.h>,
+ * but does have a BSD-style <strings.h>.
+ */
+#cmakedefine NEED_BSD_STRINGS
+
+/* Define this if your system does not provide typedef size_t in any of the
+ * ANSI-standard places (stddef.h, stdlib.h, or stdio.h), but places it in
+ * <sys/types.h> instead.
+ */
+#cmakedefine NEED_SYS_TYPES_H
+
+/* For 80x86 machines, you need to define NEED_FAR_POINTERS,
+ * unless you are using a large-data memory model or 80386 flat-memory mode.
+ * On less brain-damaged CPUs this symbol must not be defined.
+ * (Defining this symbol causes large data structures to be referenced through
+ * "far" pointers and to be allocated with a special version of malloc.)
+ */
+#cmakedefine NEED_FAR_POINTERS
+
+/* Define this if your linker needs global names to be unique in less
+ * than the first 15 characters.
+ */
+#cmakedefine NEED_SHORT_EXTERNAL_NAMES
+
+/* Although a real ANSI C compiler can deal perfectly well with pointers to
+ * unspecified structures (see "incomplete types" in the spec), a few pre-ANSI
+ * and pseudo-ANSI compilers get confused.  To keep one of these bozos happy,
+ * define INCOMPLETE_TYPES_BROKEN.  This is not recommended unless you
+ * actually get "missing structure definition" warnings or errors while
+ * compiling the JPEG code.
+ */
+#cmakedefine INCOMPLETE_TYPES_BROKEN
+
+/* Define "boolean" as unsigned char, not enum, on Windows systems.
+ */
+#ifdef _WIN32
+#ifndef __RPCNDR_H__		/* don't conflict if rpcndr.h already read */
+typedef unsigned char boolean;
+#endif
+#ifndef FALSE			/* in case these macros already exist */
+#define FALSE	0		/* values of boolean */
+#endif
+#ifndef TRUE
+#define TRUE	1
+#endif
+#define HAVE_BOOLEAN		/* prevent jmorecfg.h from redefining it */
+#endif
+
+
+/*
+ * The following options affect code selection within the JPEG library,
+ * but they don't need to be visible to applications using the library.
+ * To minimize application namespace pollution, the symbols won't be
+ * defined unless JPEG_INTERNALS has been defined.
+ */
+
+#ifdef JPEG_INTERNALS
+
+/* Define this if your compiler implements ">>" on signed values as a logical
+ * (unsigned) shift; leave it undefined if ">>" is a signed (arithmetic) shift,
+ * which is the normal and rational definition.
+ */
+#cmakedefine RIGHT_SHIFT_IS_UNSIGNED
+
+
+#endif /* JPEG_INTERNALS */
+
+
+/*
+ * The remaining options do not affect the JPEG library proper,
+ * but only the sample applications cjpeg/djpeg (see cjpeg.c, djpeg.c).
+ * Other applications can ignore these.
+ */
+
+#ifdef JPEG_CJPEG_DJPEG
+
+/* These defines indicate which image (non-JPEG) file formats are allowed. */
+
+#cmakedefine BMP_SUPPORTED		/* BMP image file format */
+#cmakedefine GIF_SUPPORTED		/* GIF image file format */
+#cmakedefine PPM_SUPPORTED		/* PBMPLUS PPM/PGM image file format */
+#cmakedefine RLE_SUPPORTED		/* Utah RLE image file format */
+#cmakedefine TARGA_SUPPORTED		/* Targa image file format */
+
+/*
+ * This defines the default output format for djpeg. Must be one of the FMT_*
+ * enums found in djpeg.c or djpegalt.c
+ */
+#cmakedefine DEFAULT_FMT @DEFAULT_FMT@
+
+/* Define this if you want to name both input and output files on the command
+ * line, rather than using stdout and optionally stdin.  You MUST do this if
+ * your system can't cope with binary I/O to stdin/stdout.  See comments at
+ * head of cjpeg.c or djpeg.c.
+ */
+#cmakedefine TWO_FILE_COMMANDLINE
+
+/* Define this if your system needs explicit cleanup of temporary files.
+ * This is crucial under MS-DOS, where the temporary "files" may be areas
+ * of extended memory; on most other systems it's not as important.
+ */
+#cmakedefine NEED_SIGNAL_CATCHER
+
+/* By default, we open image files with fopen(...,"rb") or fopen(...,"wb").
+ * This is necessary on systems that distinguish text files from binary files,
+ * and is harmless on most systems that don't.  If you have one of the rare
+ * systems that complains about the "b" spec, define this symbol.
+ */
+#cmakedefine DONT_USE_B_MODE
+
+/* Define this if you want percent-done progress reports from cjpeg/djpeg.
+ */
+#cmakedefine PROGRESS_REPORT
+
+/* Define this if you *don't* want overwrite confirmation */
+#cmakedefine NO_OVERWRITE_CHECK
+
+#endif /* JPEG_CJPEG_DJPEG */
diff -ruN jpeg-9f/jmorecfg.h jpeg-9f-new/jmorecfg.h
--- jpeg-9f/jmorecfg.h	2022-03-31 19:41:26.000000000 +1000
+++ jpeg-9f-new/jmorecfg.h	2024-03-23 21:20:25.514814400 +1000
@@ -244,8 +244,13 @@
 #define LOCAL(type)		static type
 /* a function referenced thru EXTERNs: */
 #define GLOBAL(type)		type
+
 /* a reference to a GLOBAL function: */
-#define EXTERN(type)		extern type
+#ifdef COMPILING_LIBJPEG
+#define EXTERN(type)		__declspec(dllexport) extern type
+#else
+#define EXTERN(type)		__declspec(dllimport) extern type
+#endif
 
 
 /* This macro is used to declare a "method", that is, a function pointer.
diff -ruN jpeg-9f/libjpeg.pc.cmakein jpeg-9f-new/libjpeg.pc.cmakein
--- jpeg-9f/libjpeg.pc.cmakein	1970-01-01 10:00:00.000000000 +1000
+++ jpeg-9f-new/libjpeg.pc.cmakein	2024-03-23 21:06:13.922695100 +1000
@@ -0,0 +1,10 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=${exec_prefix}/@CMAKE_INSTALL_LIBDIR@
+includedir=${prefix}/@CMAKE_INSTALL_INCLUDEDIR@
+
+Name: libjpeg
+Description: Reads and writes JPEG files
+Version: @JPEG_LIB_VERSION_MAJOR@.@JPEG_LIB_VERSION_MINOR@.0
+Libs: -L${libdir} -ljpeg
+Cflags: -I${includedir}