From a25ab95a036223f5cc7a802a70f86e10547c70d9 Mon Sep 17 00:00:00 2001
From: fjoe <fjoe@FreeBSD.org>
Date: Thu, 15 Dec 2011 03:13:23 +0000
Subject: job make: if stdout is a tty create a pty when running a command.

---
 usr.bin/make/Makefile |  2 ++
 usr.bin/make/job.c    | 10 ++++++++--
 2 files changed, 10 insertions(+), 2 deletions(-)

(limited to 'usr.bin')

diff --git a/usr.bin/make/Makefile b/usr.bin/make/Makefile
index 2dc7e583..773f5e3 100644
--- a/usr.bin/make/Makefile
+++ b/usr.bin/make/Makefile
@@ -7,6 +7,8 @@ CFLAGS+=-I${.CURDIR}
 SRCS=	arch.c buf.c cond.c dir.c for.c hash.c hash_tables.c job.c	\
 	lst.c main.c make.c parse.c proc.c shell.c str.c suff.c targ.c	\
 	util.c var.c
+DPADD=	${LIBUTIL}
+LDADD=	-lutil
 
 NO_SHARED?=	YES
 
diff --git a/usr.bin/make/job.c b/usr.bin/make/job.c
index 75f7949..179306f 100644
--- a/usr.bin/make/job.c
+++ b/usr.bin/make/job.c
@@ -115,6 +115,7 @@ __FBSDID("$FreeBSD$");
 #include <fcntl.h>
 #include <inttypes.h>
 #include <limits.h>
+#include <libutil.h>
 #include <paths.h>
 #include <string.h>
 #include <signal.h>
@@ -1798,8 +1799,13 @@ JobStart(GNode *gn, int flags, Job *previous)
 		if (usePipes) {
 			int fd[2];
 
-			if (pipe(fd) == -1)
-				Punt("Cannot create pipe: %s", strerror(errno));
+			if (isatty(1)) {
+				if (openpty(fd + 1, fd + 0, NULL, NULL, NULL) == -1)
+					Punt("Cannot open pty: %s", strerror(errno));
+			} else {
+				if (pipe(fd) == -1)
+					Punt("Cannot create pipe: %s", strerror(errno));
+			}
 			job->inPipe = fd[0];
 			job->outPipe = fd[1];
 			fcntl(job->inPipe, F_SETFD, 1);
-- 
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