internal/rosa/package: migrate tamago

Signed-off-by: Ophestra <cat@gensokyo.uk>

internal/rosa/package/tamago.az

@@ -0,0 +1,50 @@
+package tamago {
+	description = "a Go toolchain extended with support for bare metal execution";
+	website = "https://github.com/usbarmory/tamago-go";
+	anitya = 388872;
+
+	version* = "1.26.3";
+	source = remoteGitHub {
+		suffix = "usbarmory/tamago-go";
+		tag = "tamago-go"+version;
+		checksum = "-nH3MjAzDDLTeJ2hRKYJcJwo5-Ikci4zOHfB8j1vKn7zrF9TS6zYaoLi8qohGwAE";
+	};
+
+	env = [
+		"CC=cc",
+		"GOCACHE=/tmp/gocache",
+		"CGO_ENABLED=0",
+	];
+
+	enterSource = true;
+
+	exec = generic {
+		inPlace = true;
+		build = `
+mkdir /work/system/
+cp -r . /work/system/tamago
+cd /work/system/tamago/src
+chmod -R +w ..
+
+sed -i \
+	's,/lib/ld-musl-` + linuxArch + `.so.1,/system/bin/linker,' \
+	cmd/link/internal/` + arch + `/obj.go
+sed -i \
+	's/cpu.X86.HasAVX512VBMI/& \&\& cpu.X86.HasPOPCNT/' \
+	internal/runtime/gc/scan/scan_amd64.go
+
+rm \
+	os/root_unix_test.go \
+	cmd/cgo/internal/testsanitizers/tsan_test.go \
+	cmd/cgo/internal/testsanitizers/cshared_test.go
+
+set +u
+. ./make.bash "$@" --no-banner
+set -u
+`;
+		check = "bash run.bash --no-rebuild\n";
+		install = "../bin/go tool dist banner # print build info";
+	};
+
+	inputs = [ bash, go ];
+}