From 25ffe0446cba3244f2c94f91b170b69ac86962e1 Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jow@openwrt.org>
Date: Mon, 15 Apr 2013 15:00:16 +0000
Subject: iwinfo: print info of all existing wireless ifaces when cli is called
 without arguments

SVN-Revision: 36339
---
 package/network/utils/iwinfo/Makefile         |  2 +-
 package/network/utils/iwinfo/src/iwinfo_cli.c | 29 ++++++++++++++++++++++++++-
 2 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/package/network/utils/iwinfo/Makefile b/package/network/utils/iwinfo/Makefile
index 23f3f38cb4..8b103ebb57 100644
--- a/package/network/utils/iwinfo/Makefile
+++ b/package/network/utils/iwinfo/Makefile
@@ -7,7 +7,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=libiwinfo
-PKG_RELEASE:=40
+PKG_RELEASE:=41
 
 PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME)
 PKG_CONFIG_DEPENDS := \
diff --git a/package/network/utils/iwinfo/src/iwinfo_cli.c b/package/network/utils/iwinfo/src/iwinfo_cli.c
index 7ec5aef95c..8da216a6ef 100644
--- a/package/network/utils/iwinfo/src/iwinfo_cli.c
+++ b/package/network/utils/iwinfo/src/iwinfo_cli.c
@@ -17,6 +17,7 @@
  */
 
 #include <stdio.h>
+#include <glob.h>
 
 #include "iwinfo.h"
 
@@ -735,9 +736,11 @@ static void print_countrylist(const struct iwinfo_ops *iw, const char *ifname)
 int main(int argc, char **argv)
 {
 	int i;
+	char *p;
 	const struct iwinfo_ops *iw;
+	glob_t globbuf;
 
-	if (argc < 3)
+	if (argc > 1 && argc < 3)
 	{
 		fprintf(stderr,
 			"Usage:\n"
@@ -752,6 +755,30 @@ int main(int argc, char **argv)
 		return 1;
 	}
 
+	if (argc == 1)
+	{
+		glob("/sys/class/net/*", 0, NULL, &globbuf);
+
+		for (i = 0; i < globbuf.gl_pathc; i++)
+		{
+			p = strrchr(globbuf.gl_pathv[i], '/');
+
+			if (!p)
+				continue;
+
+			iw = iwinfo_backend(++p);
+
+			if (!iw)
+				continue;
+
+			print_info(iw, p);
+			printf("\n");
+		}
+
+		globfree(&globbuf);
+		return 0;
+	}
+
 	iw = iwinfo_backend(argv[1]);
 
 	if (!iw)
-- 
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