File 0001-Placate-a-gcc7-warning.patch of Package reptyr

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File 0001-Placate-a-gcc7-warning.patch of Package reptyr (Revision 436f5c4e2945809bf10b2759aa26c497)

Currently displaying revision 436f5c4e2945809bf10b2759aa26c497 , Show latest

From ff28aca0ff53e9c5c8d0e627ee134dc86d813807 Mon Sep 17 00:00:00 2001
From: Nelson Elhage <nelhage@nelhage.com>
Date: Sat, 18 Feb 2017 16:36:40 -0800
Subject: [PATCH 1/2] Placate a gcc7 warning.

(And handle a too-long temp directory with an error instead of a likely
crash)
---
 attach.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/attach.c b/attach.c
index 4e65d25..dff4040 100644
--- a/attach.c
+++ b/attach.c
@@ -375,8 +375,11 @@ int setup_steal_socket(struct steal_pty_state *steal) {
         return errno;
 
     steal->addr_un.sun_family = AF_UNIX;
-    snprintf(steal->addr_un.sun_path, sizeof(steal->addr_un.sun_path),
-             "%s/reptyr.sock", steal->tmpdir);
+    if (snprintf(steal->addr_un.sun_path, sizeof(steal->addr_un.sun_path),
+                 "%s/reptyr.sock", steal->tmpdir) >= sizeof(steal->addr_un.sun_path)) {
+        error("tmpdir path too long!");
+        return ENAMETOOLONG;
+    }
 
     if ((steal->sockfd = socket(AF_UNIX, SOCK_DGRAM, 0)) < 0)
         return errno;
-- 
2.11.0

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File 0001-Placate-a-gcc7-warning.patch of Package reptyr (Revision 436f5c4e2945809bf10b2759aa26c497)

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