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Update libpng to 1.6.56 (#1922)

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Fixes #1920

This also switches from Homebrew-installed `sha2`
to macOS-preinstalled `shasum`.
This commit is contained in:
Rangi
2026-04-08 20:58:41 -04:00
committed by GitHub
parent 6e13779b8b
commit 143d503c6c
4 changed files with 9 additions and 12 deletions
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.github/scripts/build_libpng.sh
+3 -7
View File
@@ -1,17 +1,13 @@
#!/bin/bash
set -euo pipefail
pngver=1.6.53
pngver=1.6.56
## Grab sources and check them
curl -LOJ "http://prdownloads.sourceforge.net/libpng/libpng-$pngver.tar.xz?download"
# Brew doesn't provide any sha256sum, so we're making do with `sha2` instead.
if [ "$(sha2 -q -256 libpng-$pngver.tar.xz)" != 1d3fb8ccc2932d04aa3663e22ef5ef490244370f4e568d7850165068778d98d4 ]; then
sha2 -256 libpng-$pngver.tar.xz
echo Checksum mismatch! Aborting. >&2
exit 1
fi
echo f7d8bf1601b7804f583a254ab343a6549ca6cf27d255c302c47af2d9d36a6f18 \*libpng-$pngver.tar.xz | \
shasum -a 256 -c -
## Extract sources and patch them
.github/scripts/install_deps.sh
+1 -1
View File
@@ -11,7 +11,7 @@ case "${1%-*}" in
# macOS bundles GNU Make 3.81, which doesn't support synced output.
# We leave it as the default in `PATH`, to test that our Makefile works with it.
# However, CMake automatically uses Homebrew's `gmake`, so our CI has synced output.
brew install bison sha2 md5sha1sum make
brew install bison md5sha1sum make
# Export `bison` to allow using the version we install from Homebrew,
# instead of the outdated one preinstalled on macOS (which doesn't even support `-Wall`...)
export PATH="/opt/homebrew/opt/bison/bin:$PATH"
.github/scripts/mingw-w64-libpng-dev.sh
+3 -2
View File
@@ -1,13 +1,14 @@
#!/bin/bash
set -euo pipefail
pngver=1.6.53
pngver=1.6.56
arch="$1"
## Grab sources and check them
wget http://downloads.sourceforge.net/project/libpng/libpng16/$pngver/libpng-$pngver.tar.xz
echo 1d3fb8ccc2932d04aa3663e22ef5ef490244370f4e568d7850165068778d98d4 libpng-$pngver.tar.xz | sha256sum -c -
echo f7d8bf1601b7804f583a254ab343a6549ca6cf27d255c302c47af2d9d36a6f18 \*libpng-$pngver.tar.xz | \
sha256sum -c -
## Extract sources and patch them
cmake/deps.cmake
+2 -2
View File
@@ -3,8 +3,8 @@
# These are kept in a separate file so that it can be hashed as a key for our CI's `actions/cache`.
FetchContent_Declare(PNG
URL https://download.sourceforge.net/libpng/libpng-1.6.55.tar.xz
URL_HASH SHA256=d925722864837ad5ae2a82070d4b2e0603dc72af44bd457c3962298258b8e82d
URL https://download.sourceforge.net/libpng/libpng-1.6.56.tar.xz
URL_HASH SHA256=f7d8bf1601b7804f583a254ab343a6549ca6cf27d255c302c47af2d9d36a6f18
FIND_PACKAGE_ARGS 1.5.4)
set(PNG_TESTS OFF CACHE INTERNAL "") # We do not care for these two (and they can even cause compile errors!)