#!/bin/sh hg init echo foo > a hg add a hg commit -m "1" -d "0 0" hg verify chmod -r .hg/data/a.d hg verify 2>/dev/null || echo verify failed chmod +r .hg/data/a.d hg verify 2>/dev/null || echo verify failed chmod -w .hg/data/a.d echo barber > a hg commit -m "2" -d "0 0" 2>/dev/null || echo commit failed