| # Test automatic setting of CGO_ENABLED based on $CC and what's in $PATH. |
| |
| [!cgo] skip |
| [cross] skip |
| |
| # Assume we're on a system that can enable cgo normally. |
| env CGO_ENABLED= |
| go env CGO_ENABLED |
| stdout 1 |
| |
| # Clearing CC and removing everything but Go from the PATH should usually |
| # disable cgo: no C compiler anymore (unless the baked-in defaultCC is an |
| # absolute path and exists. |
| env CC= |
| env PATH=$GOROOT/bin |
| go env CGO_ENABLED |
| [!abscc] stdout 0 |
| [abscc] stdout 1 |
| |
| # Setting CC should re-enable cgo. |
| env CC=cc |
| go env CGO_ENABLED |
| stdout 1 |
| |
| # So should setting CGO_ENABLED. |
| env CC= |
| env CGO_ENABLED=1 |
| go env CGO_ENABLED |
| stdout 1 |
