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# Contributor: Konstantin Kulikov <k.kulikov2@gmail.com>
# Maintainer: Adam Jensen <adam@acj.sh>
pkgname=bpftrace
pkgver=0.17.1
pkgrel=1
pkgdesc="High-level tracing language for Linux eBPF"
url="https://github.com/iovisor/bpftrace"
arch="aarch64 ppc64le x86_64"
license="Apache-2.0"
_llvmver=16
makedepends="
	asciidoctor
	bcc-dev
	binutils-dev
	bison
	cereal
	clang$_llvmver-dev
	clang$_llvmver-static
	cmake
	elfutils-dev
	flex-dev
	libbpf-dev
	linux-headers
	llvm$_llvmver-dev
	llvm$_llvmver-static
	samurai
	"
source="$pkgname-$pkgver.tar.gz::https://github.com/iovisor/bpftrace/archive/v$pkgver.tar.gz
	10-link-libbpf.patch
	llvm16.patch
	"
# Tests require root, network to download gmock and a few tests fail.
# Stripping is done ourselves to keep the BEGIN_trigger symbol required
# for BEGIN probe (see https://github.com/iovisor/bpftrace/issues/954 )
options="!check !strip"
subpackages="$pkgname-doc:doc $pkgname-tools:tools:noarch $pkgname-tools-doc:tools_doc"

build() {
	cmake -B build -G Ninja \
		-DCMAKE_INSTALL_PREFIX=/usr \
		-DCMAKE_BUILD_TYPE=MinSizeRel \
		-DBUILD_TESTING=OFF \
		-DCMAKE_PREFIX_PATH=/usr/lib/llvm$_llvmver/lib/cmake \
		-DLLVM_REQUESTED_VERSION="$(/usr/lib/llvm$_llvmver/bin/llvm-config --version)" \
		-DUSE_SYSTEM_BPF_BCC=1
	cmake --build build
}

# Main package contains only bpftrace binary.
package() {
	DESTDIR="$pkgdir" cmake --install build
	strip --keep-symbol BEGIN_trigger \
		--keep-symbol END_trigger \
		"$pkgdir"/usr/bin/bpftrace \
		"$pkgdir"/usr/bin/bpftrace-aotrt

	mv "$pkgdir/usr/share/bpftrace/tools/doc" "$pkgdir/usr/share/bpftrace/tools_doc"
}

# Doc package should contain only man page for bpftrace.
doc() {
	mkdir -p "$subpkgdir/usr/share/man/man8"
	mv "$pkgdir/usr/share/man/man8/bpftrace.8.gz" "$subpkgdir/usr/share/man/man8/"
}

# Tools are not installed in PATH, because they would conflict with other tools provided by bcc or perf-tools.
tools() {
	depends="$pkgname"
	pkgdesc="$pkgdesc (tools)"
	amove usr/share/bpftrace/tools
}

# Tools docs contains man pages and examples for tools. They shouldn't go into shared MANPATH for the same reasons as tools pkg above.
tools_doc() {
	pkgdesc="$pkgdesc (tool docs and examples)"

	mkdir -p "$subpkgdir/usr/share/bpftrace"
	mv "$pkgdir/usr/share/bpftrace/tools_doc" "$subpkgdir/usr/share/bpftrace/doc"
	mv "$pkgdir/usr/share/man/man8" "$subpkgdir/usr/share/bpftrace/"
}

sha512sums="
57f00a0b209d745efe5ce39d0e8efb90a21b5c499b41385814378d828ef507dc2c6d9497f9d23dbb610fcff21f077cba9f7481e7a6a6465825065743289ef4ad  bpftrace-0.17.1.tar.gz
1f884e75ee7df8d28e8f613eca64cc56f859806c5a8d0f491c07709b0000be3a29be62a3eab6dfb04fcf9aadd1a4c3fde26e212ea0c40e5a54e59a197f148ed4  10-link-libbpf.patch
a7aba13fb7f60ce90571ea4f2078d2a64fcbd5067e950e4cf0bd961d9c4b1cce645b72834bb6ee6d073542c32c7e3e5fb3ae8d9f38cc96330972649a484f62c3  llvm16.patch
"