From 6ca0d65df1e595df32db021669b8ba11b013a3a4 Mon Sep 17 00:00:00 2001
From: nicm <nicm@openbsd.org>
Date: Wed, 28 Jun 2017 17:28:39 +0000
Subject: [PATCH] Test for file from stdin.

---
 regress/usr.bin/file/Makefile  | 10 ++++++++--
 regress/usr.bin/file/stdin.out |  1 +
 2 files changed, 9 insertions(+), 2 deletions(-)
 create mode 100644 regress/usr.bin/file/stdin.out

diff --git a/regress/usr.bin/file/Makefile b/regress/usr.bin/file/Makefile
index d08124c3789..dad20ca1d83 100644
--- a/regress/usr.bin/file/Makefile
+++ b/regress/usr.bin/file/Makefile
@@ -1,10 +1,10 @@
-# $OpenBSD: Makefile,v 1.7 2016/05/01 11:28:06 nicm Exp $
+# $OpenBSD: Makefile,v 1.8 2017/06/28 17:28:39 nicm Exp $
 
 FILE=file
 
 REGRESS_TARGETS=t0  t1  t2  t3  t4  t5  t6  t7  \
 		t8  t9  t10 t11 t15 t17 t18 t19 \
-		t20 t21 t22 t30 t31 t32 t33
+		t20 t21 t22 t30 t31 t32 t33 stdin
 
 # .in:  input file
 # .out: desired result
@@ -20,6 +20,12 @@ all: ${REGRESS_TARGET}
 		diff - ${.CURDIR}/${*}.out || \
 		(echo "XXX ${*} failed" && false)
 
+stdin:
+	@echo ${*}
+	@${FILE} - <t0.in | \
+		diff - ${.CURDIR}/${*}.out || \
+		(echo "XXX ${*} failed" && false)
+
 clean:
 
 .include <bsd.regress.mk>
diff --git a/regress/usr.bin/file/stdin.out b/regress/usr.bin/file/stdin.out
new file mode 100644
index 00000000000..be8e3228df9
--- /dev/null
+++ b/regress/usr.bin/file/stdin.out
@@ -0,0 +1 @@
+/dev/stdin: empty
-- 
2.20.1