#!/bin/bash
# vim: set sts=4 sw=4 et :

set -o pipefail

ERRORS=(
    "Warning: An error occurred while preparing SDK package Android SDK Tools: Connection reset."
    "The Xcode build system has crashed. Build again to continue."
)
RETRIES=3
LOGFILE="/tmp/logfile.txt"

while true; do
    spurious_error=
    "$@" | tee "$LOGFILE" 2>&1
    ret=$?
    [[ $ret == 0 ]] && break
    while read line; do
        for error in "${ERRORS[@]}"; do
            if [[ $line =~ $error ]]; then
                spurious_error=$line
                break 2
            fi
        done
    done < "$LOGFILE"
    rm -f "$LOGFILE"
    if [[ $spurious_error == '' ]] || [[ $RETRIES == 0 ]]; then
        exit $ret
    fi
    RETRIES=$((RETRIES-1))
    echo "Retrying, caught spurious failure: $spurious_error"
done