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[screen-devel] [PATCH (master)] screen: do not stat("")


From: Christian Brauner
Subject: [screen-devel] [PATCH (master)] screen: do not stat("")
Date: Wed, 10 May 2017 16:43:38 +0200

Signed-off-by: Christian Brauner <address@hidden>
---
 src/screen.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/screen.c b/src/screen.c
index c741eb4..117b8a0 100644
--- a/src/screen.c
+++ b/src/screen.c
@@ -38,6 +38,7 @@
 #include <signal.h>
 #include <stdint.h>
 #include <stdbool.h>
+#include <string.h>
 #include <unistd.h>
 #include <sys/ioctl.h>
 #include <sys/stat.h>
@@ -1818,7 +1819,7 @@ void SetTtyname(bool fatal, struct stat *st)
                }
        }
 
-       if (attach_tty) {
+       if (attach_tty && strcmp(attach_tty, "")) {
                if (stat(attach_tty, st))
                        Panic(errno, "Cannot access '%s'", attach_tty);
 
-- 
2.11.0




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