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#!/bin/sh
_echo() {
printf %s\\n "$*"
}
fatal() {
_echo "$*" >&2
exit 1
}
main() {
if [ -z "${DVTM_CMD_FIFO}" ]; then
fatal "No DVTM_CMD_FIFO variable detected in the environment"
fi
readonly PATH_DIR_TMP=$(mktemp -d)
readonly PATH_FIFO_IN="${PATH_DIR_TMP}/in"
readonly PATH_FIFO_OUT="${PATH_DIR_TMP}/out"
readonly PATH_FIFO_RET="${PATH_DIR_TMP}/ret"
if [ -z "${PATH_DIR_TMP}" ]; then
fatal "Unable to create a temporary directory"
fi
args=""
for i in "$@"; do
if [ -z "${args}" ]; then
args="\\'${i}\\'"
else
args="${args} \\'${i}\\'"
fi
done
mkfifo "${PATH_FIFO_IN}" "${PATH_FIFO_OUT}"
_echo \
"create 'fzy ${args} < \\'${PATH_FIFO_IN}\\' > \\'${PATH_FIFO_OUT}\\' 2>&1; echo $? > \\'${PATH_FIFO_RET}\\''" \
> "${DVTM_CMD_FIFO}"
cat <&0 > "${PATH_FIFO_IN}" &
cat < "${PATH_FIFO_OUT}"
readonly CODE_RET=$(head -n 1 "${PATH_FIFO_RET}")
rm -rf "${PATH_DIR_TMP}"
exit "${CODE_RET}"
}
main "$@"
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