var_leaks.tests

来自「制作Linux下的文件系统必用的工具」· TESTS 代码 · 共 15 行

# external program
a=b /bin/true
env | grep ^a=

# builtin
a=b true
env | grep ^a=

# exec with redirection only
# in bash, this leaks!
a=b exec 1>&1
env | grep ^a=

echo OK