[frameworks/kfilemetadata] autotests/ossfuzz: autotests/ossfuzz: clone libpng from github to fix unreliable sourceforge downloads

Git commit d621e33e6362a087ccdb72a5eaf864c370f57966 by Albert Astals Cid, on behalf of Azhar Momin.
Committed on 02/08/2026 at 14:39.
Pushed by aacid into branch 'master'.

autotests/ossfuzz: clone libpng from github to fix unreliable sourceforge downloads

M  +1    -3    autotests/ossfuzz/build_fuzzers.sh
M  +1    -1    autotests/ossfuzz/prepare_build.sh

https://invent.kde.org/frameworks/kfilemetadata/-/commit/d621e33e6362a087ccdb72a5eaf864c370f57966

diff --git a/autotests/ossfuzz/build_fuzzers.sh b/autotests/ossfuzz/build_fuzzers.sh
index f93964da..3e262c3f 100755
--- a/autotests/ossfuzz/build_fuzzers.sh
+++ b/autotests/ossfuzz/build_fuzzers.sh
@@ -38,9 +38,7 @@ cmake . -G Ninja \
   -DEXPAT_BUILD_EXAMPLES=OFF
 ninja install -j$(nproc)
 
-cd $SRC/
-tar xzf libpng-*.tar.gz && rm -f libpng-*.tar.gz
-cd libpng-*
+cd $SRC/libpng
 cmake . -G Ninja \
     -DCMAKE_INSTALL_PREFIX=$WORK \
     -DPNG_SHARED=OFF \
diff --git a/autotests/ossfuzz/prepare_build.sh b/autotests/ossfuzz/prepare_build.sh
index 1ee7eb2f..5b33c552 100755
--- a/autotests/ossfuzz/prepare_build.sh
+++ b/autotests/ossfuzz/prepare_build.sh
@@ -9,7 +9,7 @@ pip3 install meson ninja
 
 git clone --depth 1 https://github.com/madler/zlib.git
 git clone --depth=1 https://gitlab.freedesktop.org/freetype/freetype.git
-wget https://sourceforge.net/projects/libpng/files/libpng16/1.6.50/libpng-1.6.50.tar.gz
+git clone --depth 1 https://github.com/pnggroup/libpng.git
 git clone --depth=1 https://gitlab.freedesktop.org/fontconfig/fontconfig.git
 git clone --depth 1 -b dev git://code.qt.io/qt/qtbase.git
 git clone --depth 1 https://invent.kde.org/frameworks/extra-cmake-modules.git