[libpng] update to 1.6.45

ports/libpng/cmake.patch

@@ -1,8 +1,45 @@
 diff --git a/CMakeLists.txt b/CMakeLists.txt
-index e355e4d..6dfe543 100644
+index f10f489..28ce98a 100644
 --- a/CMakeLists.txt
 +++ b/CMakeLists.txt
-@@ -632,7 +632,7 @@ else()
+@@ -119,6 +119,12 @@ find_package(ZLIB REQUIRED)
+ if(UNIX
+    AND NOT (APPLE OR BEOS OR HAIKU)
+    AND NOT EMSCRIPTEN)
++  block(SCOPE_FOR VARIABLES)
++    if(VCPKG_CRT_LINKAGE STREQUAL "static")
++      list(PREPEND CMAKE_FIND_LIBRARY_SUFFIXES "${CMAKE_STATIC_LIBRARY_SUFFIX}")
++    endif()
++    find_library(M_LIBRARY m PATHS ${CMAKE_C_IMPLICIT_LINK_DIRECTORIES})
++  endblock()
+   find_library(M_LIBRARY m)
+   if(M_LIBRARY)
+     set(M_LIBRARY m)
+@@ -208,8 +214,8 @@ if(PNG_HARDWARE_OPTIMIZATIONS)
+
+   # Set definitions and sources for MIPS.
+   if(PNG_TARGET_ARCHITECTURE MATCHES "^(mipsel|mips64el)")
+-    set(PNG_MIPS_MSA_POSSIBLE_VALUES on off)
+-    set(PNG_MIPS_MSA "on"
++    set(PNG_MIPS_MSA_POSSIBLE_VALUES on off check)
++    set(PNG_MIPS_MSA "check"
+         CACHE STRING "Enable MIPS_MSA optimizations: on|off; on is default")
+     set_property(CACHE PNG_MIPS_MSA
+                 PROPERTY STRINGS ${PNG_MIPS_MSA_POSSIBLE_VALUES})
+@@ -241,6 +247,12 @@ if(PNG_HARDWARE_OPTIMIZATIONS)
+           mips/filter_msa_intrinsics.c)
+       add_definitions(-DPNG_MIPS_MSA_OPT=2)
+       add_definitions(-DPNG_MIPS_MMI_OPT=0)
++    elseif(PNG_MIPS_MSA STREQUAL "check")
++      set(libpng_mips_sources
++          mips/mips_init.c
++          mips/filter_msa_intrinsics.c)
++      add_definitions(-DPNG_MIPS_MSA_CHECK_SUPPORTED)
++      add_definitions(-DPNG_MIPS_MMI_CHECK_SUPPORTED)
+     elseif(PNG_MIPS_MMI STREQUAL "on")
+       set(libpng_mips_sources
+           mips/mips_init.c
+@@ -594,7 +606,7 @@ else()
    # We also need to use a custom suffix, in order to distinguish between the
    # shared import library name and the static library name.
    set(PNG_SHARED_OUTPUT_NAME "libpng${PNGLIB_ABI_VERSION}")
@@ -11,3 +48,43 @@ index e355e4d..6dfe543 100644
  endif()
 
  if(PNG_SHARED)
+@@ -858,9 +870,9 @@ if(PNG_TESTS AND PNG_SHARED)
+                FILES ${PNGSUITE_PNGS})
+ endif()
+
+-if(PNG_SHARED AND PNG_TOOLS)
++if(PNG_TOOLS)
+   add_executable(pngfix ${pngfix_sources})
+-  target_link_libraries(pngfix PRIVATE png_shared)
++  target_link_libraries(pngfix PRIVATE $<TARGET_NAME_IF_EXISTS:png_shared> $<TARGET_NAME_IF_EXISTS:png_static>) # in vcpkg there's only one
+   set(PNG_BIN_TARGETS pngfix)
+
+   add_executable(png-fix-itxt ${png_fix_itxt_sources})
+@@ -944,12 +956,15 @@ endif()
+ # We use the same files like ./configure, so we have to set its vars.
+ # Only do this on Windows for Cygwin - the files don't make much sense
+ # outside of a UNIX look-alike.
+-if(NOT WIN32 OR CYGWIN OR MINGW)
++if(1)
+   set(prefix      ${CMAKE_INSTALL_PREFIX})
+   set(exec_prefix ${CMAKE_INSTALL_PREFIX})
+   set(libdir      ${CMAKE_INSTALL_FULL_LIBDIR})
+   set(includedir  ${CMAKE_INSTALL_FULL_INCLUDEDIR})
+-  set(LIBS        "-lz -lm")
++  set(LIBS        "")
++  if(M_LIBRARY)
++    string(APPEND LIBS "-lm")
++  endif()
+   configure_file(${CMAKE_CURRENT_SOURCE_DIR}/libpng.pc.in
+                  ${CMAKE_CURRENT_BINARY_DIR}/libpng${PNGLIB_ABI_VERSION}.pc
+                  @ONLY)
+@@ -1008,6 +1023,9 @@ if(NOT SKIP_INSTALL_PROGRAMS AND NOT SKIP_INSTALL_ALL)
+ endif()
+
+ if(NOT SKIP_INSTALL_FILES AND NOT SKIP_INSTALL_ALL)
++  install(FILES ${CMAKE_CURRENT_BINARY_DIR}/libpng${PNGLIB_ABI_VERSION}.pc
++          DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
++elseif(0)
+   # Install the man pages.
+   install(FILES libpng.3 libpngpf.3
+           DESTINATION ${CMAKE_INSTALL_MANDIR}/man3)

ports/libpng/portfile.cmake

@@ -12,7 +12,7 @@ if ("apng" IN_LIST FEATURES)
     vcpkg_download_distfile(LIBPNG_APNG_PATCH_ARCHIVE
         URLS "https://downloads.sourceforge.net/project/libpng-apng/libpng16/${VERSION}/${LIBPNG_APNG_PATCH_NAME}.gz"
         FILENAME "${LIBPNG_APNG_PATCH_NAME}.gz"
-        SHA512 ea89018a02ed171b82af9644ec2ff658c8a288e99b5470c7a3fd142c6fa95bbe19cd34c4fae654bc8783b41c3eb3b2d15b486bda3b0307ec3090e99f34465e20
+        SHA512 60a0b3072f4d1fddcce79eaa89f461d27c32e4c1a4cf3e6dc30ff1091aeceeb2fbfacf830bdb59bad98e39091fdd47458589411b59f94e2d4fc9c121b0545291
     )
     set(LIBPNG_APNG_PATCH_PATH "${CURRENT_BUILDTREES_DIR}/src/${LIBPNG_APNG_PATCH_NAME}")
     if (NOT EXISTS "${LIBPNG_APNG_PATCH_PATH}")
@@ -28,17 +28,13 @@ endif()
 
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
-    REPO glennrp/libpng
+    REPO pnggroup/libpng
     REF v${VERSION}
-    SHA512 c023bc7dcf3d0ea045a63204f2266b2c53b601b99d7c5f5a7b547bc9a48b205a277f699eefa47f136483f495175b226527097cd447d6b0fbceb029eb43638f63
+    SHA512 b999c241ce5d95dfae5bb2c71e8b686a1c4af69b67262bda309a58c83967b5f3eacd7987d6990f71ebc16aa89f4f7a59c846857d56c80bca7e9ec657caff62c7
     HEAD_REF master
     PATCHES
         "${LIBPNG_APNG_PATCH_PATH}"
         cmake.patch
-        libm.patch
-        pkgconfig.patch
-        fix-msa-support-for-mips.patch
-        fix-tools-static.patch
 )
 
 string(COMPARE EQUAL "${VCPKG_LIBRARY_LINKAGE}" "dynamic" PNG_SHARED)

ports/libpng/vcpkg.json

@@ -1,8 +1,8 @@
 {
   "name": "libpng",
-  "version": "1.6.44",
+  "version": "1.6.45",
   "description": "libpng is a library implementing an interface for reading and writing PNG (Portable Network Graphics) format files",
-  "homepage": "https://github.com/glennrp/libpng",
+  "homepage": "https://github.com/pnggroup/libpng",
   "license": "libpng-2.0",
   "dependencies": [
     {

versions/baseline.json

@@ -4989,7 +4989,7 @@
       "port-version": 1
     },
     "libpng": {
-      "baseline": "1.6.44",
+      "baseline": "1.6.45",
       "port-version": 0
     },
     "libpopt": {

versions/l-/libpng.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "081166e70f56cd851b212f93a9ee5531d58fb9b9",
+      "version": "1.6.45",
+      "port-version": 0
+    },
     {
       "git-tree": "bda480fe3c3cef1113fe8bfdecda127a5b3b2a77",
       "version": "1.6.44",