| # Set GOCACHE to a directory that doesn't allow writes. |
| [windows] skip # Does not support unwritable directories. |
| [root] skip # Can write to unwritable directories. |
| |
| mkdir $WORK/unwritable/home |
| chmod 0555 $WORK/unwritable/home |
| [!plan9] env HOME=$WORK/unwritable/home |
| [plan9] env home=$WORK/unwritable/home |
| |
| env GOCACHE=$WORK/unwritable/home |
| |
| # As of Go 1.12, the module cache is required: |
| # failure to write to it should cause builds to fail. |
| ! go build -o triv triv.go |
| stderr 'failed to initialize build cache.* permission denied' |
| |
| -- triv.go -- |
| package main |
| func main() {} |
