getty: trigger /etc/issue compat mode for Alpine Linux

The /etc/issue file on Alpine Linux says "Kernel \r on an \m (\l)", so \r needs to return the uts release rather than os-release VERSION. Signed-off-by: Joachim Wiberg <[email protected]>
troglobit · Jan 7, 2024 · cd060e8 · cd060e8
1 parent 33a7f12
commit cd060e8
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/getty.c b/src/getty.c
@@ -121,6 +121,9 @@ static int osrel(struct osrel *rel)
 			snprintf(rel->version, sizeof(rel->version), "(%s)", codename);
 	}
 
+	if (rel->id[0] && !strcmp(rel->id, "alpine"))
+		return 1;	/* compat mode for \r et al. */
+
 	return 0;
 }