*: add FAST_FUNC to function ptrs where it makes sense

function                                             old     new   delta
evalcommand                                         1195    1209     +14
testcmd                                                -      10     +10
printfcmd                                              -      10     +10
echocmd                                                -      10     +10
func_exec                                            270     276      +6
echo_dg                                              104     109      +5
store_nlmsg                                           85      89      +4
pseudo_exec_argv                                     195     198      +3
dotcmd                                               287     290      +3
machtime_stream                                       29      31      +2
discard_stream                                        24      26      +2
argstr                                              1299    1301      +2
killcmd                                              108     109      +1
evalfor                                              226     227      +1
daytime_stream                                        43      44      +1
run_list                                            2544    2543      -1
lookupvar                                             62      61      -1
ipaddr_modify                                       1310    1309      -1
...
parse_stream                                        2254    2245      -9
evalpipe                                             356     347      -9
collect_if                                           210     197     -13
read_opt                                             869     851     -18
handle_dollar                                        681     658     -23
print_addrinfo                                      1342    1303     -39
iterate_on_dir                                       156      59     -97
print_route                                         1709    1609    -100
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 12/130 up/down: 74/-767)       Total: -693 bytes
   text    data     bss     dec     hex filename
 841748     467    7872  850087   cf8a7 busybox_old
 841061     467    7872  849400   cf5f8 busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 25 insertions, 26 deletions

diff --git a/networking/ifupdown.c b/networking/ifupdown.c
index 604a216..6d60810 100644
--- a/networking/ifupdown.c
+++ b/networking/ifupdown.c
@@ -42,8 +42,8 @@ typedef int execfn(char *command);
 
 struct method_t {
 	const char *name;
-	int (*up)(struct interface_defn_t *ifd, execfn *e);
-	int (*down)(struct interface_defn_t *ifd, execfn *e);
+	int (*up)(struct interface_defn_t *ifd, execfn *e) FAST_FUNC;
+	int (*down)(struct interface_defn_t *ifd, execfn *e) FAST_FUNC;
 };
 
 struct address_family_t {
@@ -325,7 +325,7 @@ static int execute(const char *command, struct interface_defn_t *ifd, execfn *ex
 #endif
 
 #if ENABLE_FEATURE_IFUPDOWN_IPV6
-static int loopback_up6(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC loopback_up6(struct interface_defn_t *ifd, execfn *exec)
 {
 #if ENABLE_FEATURE_IFUPDOWN_IP
 	int result;
@@ -337,7 +337,7 @@ static int loopback_up6(struct interface_defn_t *ifd, execfn *exec)
 #endif
 }
 
-static int loopback_down6(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC loopback_down6(struct interface_defn_t *ifd, execfn *exec)
 {
 #if ENABLE_FEATURE_IFUPDOWN_IP
 	return execute("ip link set %iface% down", ifd, exec);
@@ -346,7 +346,7 @@ static int loopback_down6(struct interface_defn_t *ifd, execfn *exec)
 #endif
 }
 
-static int static_up6(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC static_up6(struct interface_defn_t *ifd, execfn *exec)
 {
 	int result;
 #if ENABLE_FEATURE_IFUPDOWN_IP
@@ -362,7 +362,7 @@ static int static_up6(struct interface_defn_t *ifd, execfn *exec)
 	return ((result == 3) ? 3 : 0);
 }
 
-static int static_down6(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC static_down6(struct interface_defn_t *ifd, execfn *exec)
 {
 #if ENABLE_FEATURE_IFUPDOWN_IP
 	return execute("ip link set %iface% down", ifd, exec);
@@ -372,7 +372,7 @@ static int static_down6(struct interface_defn_t *ifd, execfn *exec)
 }
 
 #if ENABLE_FEATURE_IFUPDOWN_IP
-static int v4tunnel_up(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC v4tunnel_up(struct interface_defn_t *ifd, execfn *exec)
 {
 	int result;
 	result = execute("ip tunnel add %iface% mode sit remote "
@@ -383,7 +383,7 @@ static int v4tunnel_up(struct interface_defn_t *ifd, execfn *exec)
 	return ((result == 4) ? 4 : 0);
 }
 
-static int v4tunnel_down(struct interface_defn_t * ifd, execfn * exec)
+static int FAST_FUNC v4tunnel_down(struct interface_defn_t * ifd, execfn * exec)
 {
 	return execute("ip tunnel del %iface%", ifd, exec);
 }
@@ -405,7 +405,7 @@ static const struct address_family_t addr_inet6 = {
 #endif /* FEATURE_IFUPDOWN_IPV6 */
 
 #if ENABLE_FEATURE_IFUPDOWN_IPV4
-static int loopback_up(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC loopback_up(struct interface_defn_t *ifd, execfn *exec)
 {
 #if ENABLE_FEATURE_IFUPDOWN_IP
 	int result;
@@ -417,7 +417,7 @@ static int loopback_up(struct interface_defn_t *ifd, execfn *exec)
 #endif
 }
 
-static int loopback_down(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC loopback_down(struct interface_defn_t *ifd, execfn *exec)
 {
 #if ENABLE_FEATURE_IFUPDOWN_IP
 	int result;
@@ -429,7 +429,7 @@ static int loopback_down(struct interface_defn_t *ifd, execfn *exec)
 #endif
 }
 
-static int static_up(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC static_up(struct interface_defn_t *ifd, execfn *exec)
 {
 	int result;
 #if ENABLE_FEATURE_IFUPDOWN_IP
@@ -451,7 +451,7 @@ static int static_up(struct interface_defn_t *ifd, execfn *exec)
 #endif
 }
 
-static int static_down(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC static_down(struct interface_defn_t *ifd, execfn *exec)
 {
 	int result;
 #if ENABLE_FEATURE_IFUPDOWN_IP
@@ -468,8 +468,7 @@ static int static_down(struct interface_defn_t *ifd, execfn *exec)
 }
 
 #if ENABLE_FEATURE_IFUPDOWN_EXTERNAL_DHCP
-struct dhcp_client_t
-{
+struct dhcp_client_t {
 	const char *name;
 	const char *startcmd;
 	const char *stopcmd;
@@ -497,7 +496,7 @@ static const struct dhcp_client_t ext_dhcp_clients[] = {
 #endif /* ENABLE_FEATURE_IFUPDOWN_EXTERNAL_DHCPC */
 
 #if ENABLE_FEATURE_IFUPDOWN_EXTERNAL_DHCP
-static int dhcp_up(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC dhcp_up(struct interface_defn_t *ifd, execfn *exec)
 {
 	unsigned i;
 #if ENABLE_FEATURE_IFUPDOWN_IP
@@ -517,7 +516,7 @@ static int dhcp_up(struct interface_defn_t *ifd, execfn *exec)
 	return 0;
 }
 #elif ENABLE_APP_UDHCPC
-static int dhcp_up(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC dhcp_up(struct interface_defn_t *ifd, execfn *exec)
 {
 #if ENABLE_FEATURE_IFUPDOWN_IP
 	/* ip doesn't up iface when it configures it (unlike ifconfig) */
@@ -533,7 +532,7 @@ static int dhcp_up(struct interface_defn_t *ifd, execfn *exec)
 			ifd, exec);
 }
 #else
-static int dhcp_up(struct interface_defn_t *ifd UNUSED_PARAM,
+static int FAST_FUNC dhcp_up(struct interface_defn_t *ifd UNUSED_PARAM,
 		execfn *exec UNUSED_PARAM)
 {
 	return 0; /* no dhcp support */
@@ -541,7 +540,7 @@ static int dhcp_up(struct interface_defn_t *ifd UNUSED_PARAM,
 #endif
 
 #if ENABLE_FEATURE_IFUPDOWN_EXTERNAL_DHCP
-static int dhcp_down(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC dhcp_down(struct interface_defn_t *ifd, execfn *exec)
 {
 	int result = 0;
 	unsigned i;
@@ -564,7 +563,7 @@ static int dhcp_down(struct interface_defn_t *ifd, execfn *exec)
 	return ((result == 3) ? 3 : 0);
 }
 #elif ENABLE_APP_UDHCPC
-static int dhcp_down(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC dhcp_down(struct interface_defn_t *ifd, execfn *exec)
 {
 	int result;
 	result = execute("kill "
@@ -579,42 +578,42 @@ static int dhcp_down(struct interface_defn_t *ifd, execfn *exec)
 	return ((result == 3) ? 3 : 0);
 }
 #else
-static int dhcp_down(struct interface_defn_t *ifd UNUSED_PARAM,
+static int FAST_FUNC dhcp_down(struct interface_defn_t *ifd UNUSED_PARAM,
 		execfn *exec UNUSED_PARAM)
 {
 	return 0; /* no dhcp support */
 }
 #endif
 
-static int manual_up_down(struct interface_defn_t *ifd UNUSED_PARAM, execfn *exec UNUSED_PARAM)
+static int FAST_FUNC manual_up_down(struct interface_defn_t *ifd UNUSED_PARAM, execfn *exec UNUSED_PARAM)
 {
 	return 1;
 }
 
-static int bootp_up(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC bootp_up(struct interface_defn_t *ifd, execfn *exec)
 {
 	return execute("bootpc[[ --bootfile %bootfile%]] --dev %iface%"
 			"[[ --server %server%]][[ --hwaddr %hwaddr%]]"
 			" --returniffail --serverbcast", ifd, exec);
 }
 
-static int ppp_up(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC ppp_up(struct interface_defn_t *ifd, execfn *exec)
 {
 	return execute("pon[[ %provider%]]", ifd, exec);
 }
 
-static int ppp_down(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC ppp_down(struct interface_defn_t *ifd, execfn *exec)
 {
 	return execute("poff[[ %provider%]]", ifd, exec);
 }
 
-static int wvdial_up(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC wvdial_up(struct interface_defn_t *ifd, execfn *exec)
 {
 	return execute("start-stop-daemon --start -x wvdial "
 		"-p /var/run/wvdial.%iface% -b -m --[[ %provider%]]", ifd, exec);
 }
 
-static int wvdial_down(struct interface_defn_t *ifd, execfn *exec)
+static int FAST_FUNC wvdial_down(struct interface_defn_t *ifd, execfn *exec)
 {
 	return execute("start-stop-daemon --stop -x wvdial "
 			"-p /var/run/wvdial.%iface% -s 2", ifd, exec);