0004-snap-squashfs-use-LANG-C.UTF-8.patch

From 543ba2f3f2d7cfbcf45df9eaba0eb0f8019541b1 Mon Sep 17 00:00:00 2001
From: Zygmunt Krynicki <me@zygoon.pl>
Date: Wed, 23 Aug 2017 11:49:04 +0200
Subject: [PATCH 4/4] snap/squashfs: use LANG=C.UTF-8

This fixes the test suite if invoked on a locale that happens to have
translations for some of the strings we are checking.

Signed-off-by: Zygmunt Krynicki <me@zygoon.pl>
---
 snap/squashfs/squashfs.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/snap/squashfs/squashfs.go b/snap/squashfs/squashfs.go
index fc5e3ec78..f3db45723 100644
--- a/snap/squashfs/squashfs.go
+++ b/snap/squashfs/squashfs.go
@@ -90,6 +90,14 @@ func (s *Snap) Install(targetPath, mountDir string) error {
 
 var runCommandWithOutput = func(args ...string) ([]byte, error) {
 	cmd := exec.Command(args[0], args[1:]...)
+	env := os.Environ()
+	for i, e := range env {
+		pair := strings.SplitN(e, "=", 2)
+		if len(pair) == 2 && pair[0] == "LANG" {
+			env[i] = fmt.Sprintf("LANG=C.UTF-8")
+		}
+	}
+	cmd.Env = env
 	output, err := cmd.CombinedOutput()
 	if err != nil {
 		return nil, fmt.Errorf("cmd: %q failed: %v (%q)", strings.Join(args, " "), err, output)
-- 
2.14.1