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check for diff using command

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Lukas Schauer
2017-01-29 14:03:35 +01:00
parent 5d92c3b352
commit cfc00c42a2
1 changed files with 1 additions and 1 deletions
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@@ -35,7 +35,7 @@ check_dependencies() {
_sed "" < /dev/null > /dev/null 2>&1 || _exiterr "This script requires sed with support for extended (modern) regular expressions."
command -v grep > /dev/null 2>&1 || _exiterr "This script requires grep."
command -v mktemp > /dev/null 2>&1 || _exiterr "This script requires mktemp."
diff -u /dev/null /dev/null || _exiterr "This script requires diff."
command -v diff > /dev/null 2>&1 || _exiterr "This script requires diff."
# curl returns with an error code in some ancient versions so we have to catch that
set +e