Adding upstream version 1.2.1.upstream/1.2.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 14 insertions, 0 deletions

diff --git a/src/output/pcap.lua b/src/output/pcap.lua
index 13f0c29..26ae8e7 100644
--- a/src/output/pcap.lua
+++ b/src/output/pcap.lua
@@ -60,6 +60,10 @@ end
 -- .I linktype
 -- and
 -- .IR snaplen .
+-- Uses
+-- .B pcap_dump_open()
+-- so you can pass "-" to it to open stdout, see it's man-page for more
+-- information.
 -- Returns 0 on success.
 function Pcap:open(file, linktype, snaplen)
     return C.output_pcap_open(self.obj, file, linktype, snaplen)
@@ -70,6 +74,16 @@ function Pcap:close()
     C.output_pcap_close(self.obj)
 end
 
+-- Return true if the underlying
+-- .I FILE*
+-- indicates that there's been an error.
+function Pcap:have_errors()
+    if C.output_pcap_have_errors(self.obj) == 0 then
+        return false
+    end
+    return true
+end
+
 -- Return the C functions and context for receiving objects.
 function Pcap:receive()
     return C.output_pcap_receiver(self.obj), self.obj