commit a4af25bc0da1777f91ea0ae2674a4e64c7d1c83e
from: Tom Schwindl <schwindl@posteo.de>
via: Dan Cross <crossd@gmail.com>
date: Tue Sep 06 17:15:36 2022 UTC

src/cmd: print all usage messages to stderr

All utilities print their usage message to stderr,
cmp(1) and getflags(8) should do the same.

commit - 7b8251125b9f08f03fb9ea26b7617e1551ef6090
commit + a4af25bc0da1777f91ea0ae2674a4e64c7d1c83e
blob - f06f12a51f020897a994a1ee5de2f031c209f063
blob + 368f37c596c9260c8e57b3e580fab750a225a930
--- src/cmd/cmp.c
+++ src/cmd/cmp.c
@@ -107,6 +107,6 @@ main(int argc, char *argv[])
 static void
 usage(void)
 {
-	print("Usage: cmp [-lsL] file1 file2 [offset1 [offset2] ]\n");
+	fprint(2, "Usage: cmp [-lsL] file1 file2 [offset1 [offset2] ]\n");
 	exits("usage");
 }
blob - e97398a27fa0508ec14dfdefb482613630c5c4ce
blob + 1a133879dc65efacf4735eb7c442a8d9fb199623
--- src/cmd/getflags.c
+++ src/cmd/getflags.c
@@ -4,7 +4,7 @@
 void
 usage(void)
 {
-	print("status=usage\n");
+	fprint(2, "status=usage\n");
 	exits(0);
 }