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Add optional extension argument to `sed -i` calls 

BSD sed requires the optional exention argument for the -i option, while
in GNU sed it's optional. Including a blank extension for portability.
This commit is contained in:
William Melody 2015-06-25 17:17:12 -07:00
parent 13d1428ee9
commit 02a87b0938
1 changed files with 12 additions and 3 deletions
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15
hosts
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@ -647,11 +647,16 @@ disable() {
$_ME help disable
exit 1
else
_debug printf "disable() \$search_term: %s\n" "$search_term"
targets=$(sed -n "s/^\([^#]*${search_term}.*\)$/\1/p" "${HOSTS_PATH}")
_debug printf "disable() \$targets: %s\n" "$targets"
printf "Disabling:\n%s\n" "${targets}"
sed -i "s/^\([^#]*${search_term}.*\)$/\#disabled: \1/g" "${HOSTS_PATH}"
# -i '' - in place edit. BSD sed requires extension argument, for GNU
# it's optional. More info: http://stackoverflow.com/a/16746032
sed -i '' "s/^\([^#]*${search_term}.*\)$/\#disabled: \1/g" "${HOSTS_PATH}"
fi
}
@ -708,7 +713,9 @@ enable() {
targets=$(sed -n "${target_regex}p" "${HOSTS_PATH}")
printf "Enabling:\n%s\n" "${targets}"
sed -i "${target_regex}g" "${HOSTS_PATH}"
# -i '' - in place edit. BSD sed requires extension argument, for GNU
# it's optional. More info: http://stackoverflow.com/a/16746032
sed -i '' "${target_regex}g" "${HOSTS_PATH}"
fi
}
@ -815,7 +822,9 @@ remove() {
esac
done
fi
sed -i "/^.*${search_string}.*$/d" "${HOSTS_PATH}"
# -i '' - in place edit. BSD sed requires extension argument, for GNU
# it's optional. More info: http://stackoverflow.com/a/16746032
sed -i '' "/^.*${search_string}.*$/d" "${HOSTS_PATH}"
printf "Removed:\n%s\n" "${target_records}"
fi
}