Add vc4asm

vc4asm/README.md

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+# vc4asm
+
+Macro assembler for Broadcom VideoCore IV (Raspberry Pi GPU).
+
+## Description
+
+vc4asm is an assembler and disassembler for the VideoCore IV GPU found in Raspberry Pi models 0-3. It allows writing QPU (Quad Processing Unit) assembly code for GPU compute tasks.
+
+## Upstream
+
+- **Homepage:** https://maazl.de/project/vc4asm/doc/index.html
+- **Source:** https://github.com/maazl/vc4asm
+
+## Included tools
+
+- `vc4asm` — Assembler
+- `vc4dis` — Disassembler
+- `libvc4asm.so` / `libvc4asm.a` — Library
+
+## Usage
+
+```bash
+# Assemble QPU code
+vc4asm -o output.bin -V /usr/share/vc4inc/vc4.qinc input.qasm
+
+# Disassemble
+vc4dis -o output.qasm input.bin
+```
+
+## Notes
+
+- Based on [Homebrew formula](https://github.com/Homebrew/homebrew-core/blob/master/Formula/v/vc4asm.rb)
+- Includes GCC 9+ compatibility patch

vc4asm/lure.sh

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+name="vc4asm"
+version="0.3"
+release="1"
+desc="Macro assembler for Broadcom VideoCore IV aka Raspberry Pi GPU"
+homepage="https://maazl.de/project/vc4asm/doc/index.html"
+maintainer="Your Name <email@example.com>"
+architectures=("all")
+license=("GPL-3.0-or-later")
+provides=("vc4asm")
+conflicts=("vc4asm")
+
+# Build Dependencies
+build_deps=("cmake" "build-essential")
+
+# Runtime Dependencies (minimal)
+deps=()
+
+# Sources: tarball + patch from GitHub raw URL
+# The patch file will be downloaded to $srcdir with filename derived from URL
+sources=(
+    "https://github.com/maazl/vc4asm/archive/refs/tags/V${version}.tar.gz"
+    "https://github.com/maazl/vc4asm/commit/ff16f635b07e14b07c1de69bf322e3bf7feecd93.patch"
+)
+checksums=(
+    "sha256:f712fb27eb1b7d46b75db298fd50bb62905ccbdd7c0c7d27728596c496f031c2"
+    "sha256:aac41ac1f58e9c08cef7b67c9e1a8df33c53acb951be003597bc0f2b9a9621b6"
+)
+
+prepare() {
+    cd "$srcdir/vc4asm-${version}"
+
+    # Apply GCC 9+ compatibility patch
+    # The patch is downloaded to $srcdir with the commit hash as filename
+    patch -p1 < "$srcdir/ff16f635b07e14b07c1de69bf322e3bf7feecd93.patch"
+
+    # Critical Fix: Upstream includes a *directory* named CMakeCache.txt in the tarball
+    # which prevents CMake from generating its cache file. We must remove it.
+    rm -rf CMakeCache.txt
+}
+
+build() {
+    cd "$srcdir/vc4asm-${version}"
+
+    cmake -B build -S . \
+        -DCMAKE_INSTALL_PREFIX=/usr \
+        -DCMAKE_BUILD_TYPE=Release \
+        -DCMAKE_POSITION_INDEPENDENT_CODE=ON
+
+    cmake --build build
+}
+
+package() {
+    cd "$srcdir/vc4asm-${version}"
+    DESTDIR="$pkgdir" cmake --install build
+}

vcpkg-git/lure.sh

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+name="vcpkg-git"
+version="0.0.0"
+release="2"
+desc="C++ library manager for Windows, Linux, and MacOS"
+homepage="https://github.com/microsoft/vcpkg"
+maintainer="Your Name <email@example.com>"
+architectures=("amd64" "arm64")
+license=("MIT")
+provides=("vcpkg")
+conflicts=("vcpkg")
+
+# Build Dependencies
+build_deps=("git" "cmake" "ninja-build" "curl" "zip" "unzip" "build-essential" "ca-certificates")
+
+# Runtime Dependencies
+deps=("curl" "zip" "unzip" "git")
+
+sources=("git+https://github.com/microsoft/vcpkg.git")
+checksums=("SKIP")
+
+version() {
+	cd "$srcdir/vcpkg"
+	if git describe --long --tags >/dev/null 2>&1; then
+		git describe --long --tags | sed 's/^v//;s/\([^-]*-g\)/r\1/;s/-/./g'
+	else
+		printf "r%s.%s" "$(git rev-list --count HEAD)" "$(git describe --always)"
+	fi
+}
+
+prepare() {
+	cat <<EOF >"$srcdir/vcpkg_wrapper.sh"
+#!/bin/sh
+export VCPKG_ROOT="/opt/vcpkg"
+[ -z "\$VCPKG_DOWNLOADS" ] && export VCPKG_DOWNLOADS="/var/cache/vcpkg"
+exec /opt/vcpkg/vcpkg "\$@"
+EOF
+}
+
+build() {
+	cd "$srcdir/vcpkg"
+	# Force system binaries via environment variable since the flag was ignored
+	export VCPKG_USE_SYSTEM_BINARIES=1
+
+	# Bootstrap the binary
+	./bootstrap-vcpkg.sh -disableMetrics
+}
+
+package() {
+	# Define paths without 'local' keyword to avoid shell issues
+	VCPKG_ROOT="/opt/vcpkg"
+	VCPKG_DOWNLOADS="/var/cache/vcpkg"
+
+	# 1. Install Wrapper Script
+	install -Dm755 "$srcdir/vcpkg_wrapper.sh" "$pkgdir/usr/bin/vcpkg"
+
+	# 2. Install Main Binary
+	# We look for the binary in the source root
+	install -Dm755 "$srcdir/vcpkg/vcpkg" "$pkgdir/$VCPKG_ROOT/vcpkg"
+
+	# 3. Copy required support directories
+	mkdir -p "$pkgdir/$VCPKG_ROOT"
+	cp -r "$srcdir/vcpkg/ports" "$pkgdir/$VCPKG_ROOT/"
+	cp -r "$srcdir/vcpkg/scripts" "$pkgdir/$VCPKG_ROOT/"
+	cp -r "$srcdir/vcpkg/triplets" "$pkgdir/$VCPKG_ROOT/"
+	cp -r "$srcdir/vcpkg/versions" "$pkgdir/$VCPKG_ROOT/" 2>/dev/null || true # Copy versions if it exists
+
+	# Create the marker file
+	touch "$pkgdir/$VCPKG_ROOT/.vcpkg-root"
+
+	# 4. Create Cache Directory with sticky bit
+	install -dm1777 "$pkgdir/$VCPKG_DOWNLOADS"
+
+	# 5. Install License
+	install -Dm644 "$srcdir/vcpkg/LICENSE.txt" "$pkgdir/usr/share/licenses/$name/LICENSE"
+}