rename: compare_string_array -> index_in_str_array

introduce index_in_substr_array and use it in
iproute2

3 files changed, 16 insertions, 18 deletions

diff --git a/networking/libiproute/ipaddress.c b/networking/libiproute/ipaddress.c
index fdbe6117c..fc6cf7beb 100644
--- a/networking/libiproute/ipaddress.c
+++ b/networking/libiproute/ipaddress.c
@@ -441,7 +441,7 @@ int ipaddr_list_or_flush(int argc, char **argv, int flush)
 	}
 
 	while (argc > 0) {
-		const int option_num = compare_string_array(option, *argv);
+		const int option_num = index_in_str_array(option, *argv);
 		switch (option_num) {
 			case 0: /* to */
 				NEXT_ARG();
@@ -653,7 +653,7 @@ static int ipaddr_modify(int cmd, int argc, char **argv)
 	req.ifa.ifa_family = preferred_family;
 
 	while (argc > 0) {
-		const int option_num = compare_string_array(option, *argv);
+		const int option_num = index_in_str_array(option, *argv);
 		switch (option_num) {
 			case 0: /* peer */
 			case 1: /* remote */
@@ -800,25 +800,24 @@ static int ipaddr_modify(int cmd, int argc, char **argv)
 int do_ipaddr(int argc, char **argv)
 {
 	static const char *const commands[] = {
-		"add", "del", "delete", "list", "show", "lst", "flush", 0
+		"add", "delete", "list", "show", "lst", "flush", 0
 	};
 
 	int command_num = 2;
 
 	if (*argv) {
-		command_num = compare_string_array(commands, *argv);
+		command_num = index_in_substr_array(commands, *argv);
 	}
 	switch (command_num) {
 		case 0: /* add */
 			return ipaddr_modify(RTM_NEWADDR, argc-1, argv+1);
-		case 1: /* del */
-		case 2: /* delete */
+		case 1: /* delete */
 			return ipaddr_modify(RTM_DELADDR, argc-1, argv+1);
-		case 3: /* list */
-		case 4: /* show */
-		case 5: /* lst */
+		case 2: /* list */
+		case 3: /* show */
+		case 4: /* lst */
 			return ipaddr_list_or_flush(argc-1, argv+1, 0);
-		case 6: /* flush */
+		case 5: /* flush */
 			return ipaddr_list_or_flush(argc-1, argv+1, 1);
 	}
 	bb_error_msg_and_die("unknown command %s", *argv);
diff --git a/networking/libiproute/iproute.c b/networking/libiproute/iproute.c
index 3b2a677d9..9c3b87040 100644
--- a/networking/libiproute/iproute.c
+++ b/networking/libiproute/iproute.c
@@ -670,7 +670,7 @@ static int iproute_get(int argc, char **argv)
 	req.r.rtm_tos = 0;
 
 	while (argc > 0) {
-		switch (compare_string_array(options, *argv)) {
+		switch (index_in_str_array(options, *argv)) {
 			case 0: /* from */
 			{
 				inet_prefix addr;
@@ -811,14 +811,16 @@ static int iproute_get(int argc, char **argv)
 int do_iproute(int argc, char **argv)
 {
 	static const char * const ip_route_commands[] =
-		{ "add", "append", "change", "chg", "delete", "del", "get",
+		{ "add", "append", "change", "chg", "delete", "get",
 		"list", "show", "prepend", "replace", "test", "flush", 0 };
-	int command_num = 7;
+	int command_num = 6;
 	unsigned int flags = 0;
 	int cmd = RTM_NEWROUTE;
 
+	/* "Standard" 'ip r a' treats 'a' as 'add', not 'append' */
+	/* It probably means that it is using "first match" rule */
 	if (*argv) {
-		command_num = compare_string_array(ip_route_commands, *argv);
+		command_num = index_in_substr_array(ip_route_commands, *argv);
 	}
 	switch (command_num) {
 		case 0: /* add*/
diff --git a/networking/libiproute/utils.c b/networking/libiproute/utils.c
index 552f4bf77..f92179c40 100644
--- a/networking/libiproute/utils.c
+++ b/networking/libiproute/utils.c
@@ -263,10 +263,7 @@ int matches(char *cmd, char *pattern)
 {
 	int len = strlen(cmd);
 
-	if (len > strlen(pattern)) {
-		return -1;
-	}
-	return memcmp(pattern, cmd, len);
+	return strncmp(pattern, cmd, len);
 }
 
 int inet_addr_match(inet_prefix * a, inet_prefix * b, int bits)