From: Henrik Nordstrom <henrik@henriknordstrom.net>
Date: Mon, 12 May 2008 18:51:45 +0000 (+0200)
Subject: Make iptables-restore usable over a pipe
X-Git-Tag: v1.4.1-rc1~6
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d213760d4ffb5d2c45e024783741b4b191b91a74;p=thirdparty%2Fiptables.git

Make iptables-restore usable over a pipe

The attached patch flushes stdout between commands to make output
operations (-L etc) in iptables-restore usable over a pipe. stdio by
defaut buffers output if not connected to a terminal.

Henrik Nordstrom <henrik@henriknordstrom.net>
---

diff --git a/ip6tables-restore.c b/ip6tables-restore.c
index 6e41d510..9f6108a2 100644
--- a/ip6tables-restore.c
+++ b/ip6tables-restore.c
@@ -436,6 +436,7 @@ int main(int argc, char *argv[])
 					 &newargv[2], &handle);
 
 			free_argv();
+			fflush(stdout);
 		}
 		if (!ret) {
 			fprintf(stderr, "%s: line %u failed\n",
diff --git a/iptables-restore.c b/iptables-restore.c
index ee3ba455..879683c5 100644
--- a/iptables-restore.c
+++ b/iptables-restore.c
@@ -442,6 +442,7 @@ main(int argc, char *argv[])
 					 &newargv[2], &handle);
 
 			free_argv();
+			fflush(stdout);
 		}
 		if (tablename && (strcmp(tablename, curtable) != 0))
 			continue;