brew.sh: handle systems with no 'locale'
such as Alpine Linux Closes Linuxbrew/docker#83
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@ -6,7 +6,10 @@ case "$HOMEBREW_SYSTEM" in
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esac
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# Force UTF-8 to avoid encoding issues for users with broken locale settings.
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if [[ "$(locale charmap 2>/dev/null)" != "UTF-8" ]]
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if ! which locale &>/dev/null
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then
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export LC_ALL=C
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elif [[ "$(locale charmap 2>/dev/null)" != "UTF-8" ]]
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then
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if [[ -n "$HOMEBREW_MACOS" ]]
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then
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