make the exec (-e) an optional feature of netcat
diff --git a/include/usage.h b/include/usage.h
index d731957..1ef79df 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -1824,6 +1824,11 @@
" or\n" \
"$ nameif -c /etc/my_mactab_file\n" \
+#ifdef CONFIG_NC_GAPING_SECURITY_HOLE
+# define USAGE_NC_EXEC(a) a
+#else
+# define USAGE_NC_EXEC(a)
+#endif
#define nc_trivial_usage \
"[OPTIONS] [IP] [port]"
#define nc_full_usage \
@@ -1832,8 +1837,10 @@
"\t-l\t\tlisten mode, for inbound connects\n" \
"\t-p PORT\t\tlocal port number\n" \
"\t-i SECS\t\tdelay interval for lines sent\n" \
- "\t-w SECS\t\ttimeout for connects and final net reads\n" \
- "\t-e PROG\t\tprogram to exec after connect (dangerous!)"
+ USAGE_NC_EXEC( \
+ "\t-e PROG\t\tprogram to exec after connect (dangerous!)\n" \
+ ) \
+ "\t-w SECS\t\ttimeout for connects and final net reads"
#define nc_example_usage \
"$ nc foobar.somedomain.com 25\n" \
"220 foobar ESMTP Exim 3.12 #1 Sat, 15 Apr 2000 00:03:02 -0600\n" \