hare

commit 9ffee143ea0da32f6180ca50948b418e6f86e136
parent 6b189dee3829204db33dec0be275b1d056133092
Author: Sebastian <sebastian@sebsite.pw>
Date:   Thu, 31 Aug 2023 02:11:41 -0400

os::exec: add check for \0 in value

This replicates the check in os::setenv

Signed-off-by: Sebastian <sebastian@sebsite.pw>

Diffstat:
M
os/exec/cmd.ha
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/os/exec/cmd.ha b/os/exec/cmd.ha
@@ -110,10 +110,10 @@ export fn unsetenv(cmd: *command, key: str) (void | errors::invalid) = {
 	};
 };
 
-
 // Adds or sets a variable in the command environment. This does not affect the
 // current process environment. The key may not contain '=' or '\0'.
 export fn setenv(cmd: *command, key: str, value: str) (void | errors::invalid) = {
+	if (strings::contains(value, '\0')) return errors::invalid;
 	unsetenv(cmd, key)?;
 	append(cmd.env, strings::join("=", key, value));
 };