From ecbe2213e4ee19bb1b2ce434a7f9f0a2e56fa4dc Mon Sep 17 00:00:00 2001
From: Maxim Belkin <maxim.belkin@gmail.com>
Date: Wed, 12 Aug 2020 21:08:14 +0000
Subject: [PATCH] brew.sh: handle systems with no 'locale'

such as Alpine Linux

Closes Linuxbrew/docker#83
---
 Library/Homebrew/brew.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Library/Homebrew/brew.sh b/Library/Homebrew/brew.sh
index b958c9e1ab..a04c3e2ba6 100644
--- a/Library/Homebrew/brew.sh
+++ b/Library/Homebrew/brew.sh
@@ -6,7 +6,10 @@ case "$HOMEBREW_SYSTEM" in
 esac
 
 # Force UTF-8 to avoid encoding issues for users with broken locale settings.
-if [[ "$(locale charmap 2>/dev/null)" != "UTF-8" ]]
+if ! which locale &>/dev/null
+then
+  export LC_ALL=C
+elif [[ "$(locale charmap 2>/dev/null)" != "UTF-8" ]]
 then
   if [[ -n "$HOMEBREW_MACOS" ]]
   then