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authorguy <guy>2008-04-09 20:20:17 +0000
committerguy <guy>2008-04-09 20:20:17 +0000
commit1b7a8f1c6eb17bba00c9ff198dca528a10c3b61b (patch)
tree4f120d6225bc5c4ba7f5061f65b1f29695eb35d0 /pcap_activate.3pcap
parent216c64a7ceaa12e96df1c45f90c943d2d958a9cc (diff)
downloadlibpcap-1b7a8f1c6eb17bba00c9ff198dca528a10c3b61b.tar.gz
Document the extra error information supplied for
PCAP_ERROR_NO_SUCH_DEVICE and PCAP_ERROR_PERM_DENIED.
Diffstat (limited to 'pcap_activate.3pcap')
-rw-r--r--pcap_activate.3pcap15
1 files changed, 14 insertions, 1 deletions
diff --git a/pcap_activate.3pcap b/pcap_activate.3pcap
index 43bad033..6368a8c1 100644
--- a/pcap_activate.3pcap
+++ b/pcap_activate.3pcap
@@ -1,4 +1,4 @@
-.\" @(#) $Header: /tcpdump/master/libpcap/pcap_activate.3pcap,v 1.2 2008-04-09 19:58:02 guy Exp $
+.\" @(#) $Header: /tcpdump/master/libpcap/pcap_activate.3pcap,v 1.3 2008-04-09 20:20:17 guy Exp $
.\"
.\" Copyright (c) 1994, 1996, 1997
.\" The Regents of the University of California. All rights reserved.
@@ -61,5 +61,18 @@ or
may be called with
.I p
as an argument to fetch or display the error text.
+If
+.B PCAP_ERROR_NO_SUCH_DEVICE
+or
+.B PCAP_ERROR_PERM_DENIED
+is returned,
+.B pcap_geterr()
+or
+.B pcap_perror()
+may be called with
+.I p
+as an argument to fetch or display an error message giving additional
+details about the error that might be useful for debugging the error if
+it's unexpected.
.SH SEE ALSO
pcap(3PCAP)