#!/bin/sh

# If "one-time-sed" exists in $HTTPD_ROOT_PATH, run sed on the HTTP response,
# using the contents of "one-time-sed" as the sed command to be run. If the
# response was modified as a result, delete "one-time-sed" so that subsequent
# HTTP responses are no longer modified.
#
# This can be used to simulate the effects of the repository changing in
# between HTTP request-response pairs.
if [ -e one-time-sed ]; then
        "$GIT_EXEC_PATH/git-http-backend" >out
        sed "$(cat one-time-sed)" <out >out_modified

        if diff out out_modified >/dev/null; then
                cat out
        else
                cat out_modified
                rm one-time-sed
        fi
else
        "$GIT_EXEC_PATH/git-http-backend"
fi