From dab9b74bc78cb6d869859c6642c33993b071b168 Mon Sep 17 00:00:00 2001
From: Lenni vH <lennivh24@gmail.com>
Date: Wed, 31 Mar 2021 21:49:11 +0200
Subject: [PATCH] test crosscompile

---
 reflink_linux.go     | 68 --------------------------------------------
 test_crosscompile.sh | 17 +++++++++++
 2 files changed, 17 insertions(+), 68 deletions(-)
 delete mode 100644 reflink_linux.go
 create mode 100755 test_crosscompile.sh

diff --git a/reflink_linux.go b/reflink_linux.go
deleted file mode 100644
index 337e10b..0000000
--- a/reflink_linux.go
+++ /dev/null
@@ -1,68 +0,0 @@
-// +build linux
-
-package main
-
-import (
-	"os"
-	"syscall"
-)
-
-// #include <linux/fs.h>
-import "C"
-
-// this defines C.FICLONE
-
-// reflink takes two paths as arguments. Attempts to reflink dst to
-// src. If that did not work, an error is returned and the file has to
-// be copied manually
-func reflink(srcPath string, dstPath string, progressStorage *uint64) error {
-	var err error
-	var src, dst *os.File
-	src, err = os.OpenFile(srcPath, os.O_RDONLY, 0o644)
-	if err != nil {
-		return err
-	}
-	dst, err = os.OpenFile(dstPath, os.O_WRONLY|os.O_CREATE, 0o644)
-	if err != nil {
-		return err
-	}
-
-	var ss, sd syscall.RawConn
-	ss, err = src.SyscallConn()
-	if err != nil {
-		return err
-	}
-	sd, err = dst.SyscallConn()
-	if err != nil {
-		return err
-	}
-
-	var err2, err3 error
-
-	err = sd.Control(func(dfd uintptr) {
-		err2 = ss.Control(func(sfd uintptr) {
-			_, _, errno := syscall.Syscall(syscall.SYS_IOCTL, dfd, C.FICLONE, sfd)
-			if errno != 0 {
-				err3 = errno
-			}
-		})
-	})
-
-	if err != nil {
-		// sd.Control failed
-		return err
-	}
-	if err2 != nil {
-		// ss.Control failed
-		return err2
-	}
-
-	if err3 != nil {
-		// write progress:
-		stat, _ := dst.Stat() //nolint:errcheck // this must work at this point
-		*progressStorage += uint64(stat.Size())
-	}
-
-	// err3 is ioctl() response
-	return err3
-}
diff --git a/test_crosscompile.sh b/test_crosscompile.sh
new file mode 100755
index 0000000..0837a61
--- /dev/null
+++ b/test_crosscompile.sh
@@ -0,0 +1,17 @@
+export GOOS=linux;     export GOARCH=arm;   echo $GOOS/$GOARCH; go build
+export GOOS=linux;     export GOARCH=arm64; echo $GOOS/$GOARCH; go build
+export GOOS=linux;     export GOARCH=amd64; echo $GOOS/$GOARCH; go build
+export GOOS=linux;     export GOARCH=386;   echo $GOOS/$GOARCH; go build
+export GOOS=darwin;    export GOARCH=arm64; echo $GOOS/$GOARCH; go build
+export GOOS=darwin;    export GOARCH=amd64; echo $GOOS/$GOARCH; go build
+export GOOS=freebsd;   export GOARCH=arm;   echo $GOOS/$GOARCH; go build
+export GOOS=freebsd;   export GOARCH=amd64; echo $GOOS/$GOARCH; go build
+export GOOS=freebsd;   export GOARCH=386;   echo $GOOS/$GOARCH; go build
+export GOOS=openbsd;   export GOARCH=arm;   echo $GOOS/$GOARCH; go build
+export GOOS=openbsd;   export GOARCH=amd64; echo $GOOS/$GOARCH; go build
+export GOOS=openbsd;   export GOARCH=386;   echo $GOOS/$GOARCH; go build
+export GOOS=netbsd;    export GOARCH=arm;   echo $GOOS/$GOARCH; go build
+export GOOS=netbsd;    export GOARCH=amd64; echo $GOOS/$GOARCH; go build
+export GOOS=netbsd;    export GOARCH=386;   echo $GOOS/$GOARCH; go build
+export GOOS=dragonfly; export GOARCH=amd64; echo $GOOS/$GOARCH; go build
+