termio: revise macOS-specific .hushlogin note

login(1)'s .hushlogin logic was "fixed" in macOS Sonoma 14.4, so this
comment (and our workaround) is only relevant for versions earlier than
that.

The relevant change to login/login.c is part of system_cmds-979.100.8.

> login.c: look for .hushlogin in home directory (112854361)

- 1bca46ecc5
- https://github.com/apple-oss-distributions/distribution-macOS/tree/macos-144
This commit is contained in:
Jon Parise
2025-01-18 14:29:30 -05:00
parent 72d085525b
commit 2ee6e005d0

View File

@ -971,12 +971,12 @@ const Subprocess = struct {
// which we may not want. If we specify "-l" then we can avoid
// this behavior but now the shell isn't a login shell.
//
// There is another issue: `login(1)` only checks for ".hushlogin"
// in the working directory. This means that if we specify "-l"
// then we won't get hushlogin honored if its in the home
// directory (which is standard). To get around this, we
// check for hushlogin ourselves and if present specify the
// "-q" flag to login(1).
// There is another issue: `login(1)` on macOS 14.3 and earlier
// checked for ".hushlogin" in the working directory. This means
// that if we specify "-l" then we won't get hushlogin honored
// if its in the home directory (which is standard). To get
// around this, we check for hushlogin ourselves and if present
// specify the "-q" flag to login(1).
//
// So to get all the behaviors we want, we specify "-l" but
// execute "bash" (which is built-in to macOS). We then use