Remove trailing whitespace. Update copyright to include 2004.
diff --git a/networking/telnet.c b/networking/telnet.c
index 574fe8d..6c5f3d1 100644
--- a/networking/telnet.c
+++ b/networking/telnet.c
@@ -54,7 +54,7 @@
#include <arpa/inet.h> /* for inet_ntoa()... */
#define TRACE(x, y) do { if (x) printf y; } while (0)
#else
-#define TRACE(x, y)
+#define TRACE(x, y)
#endif
#if 0
@@ -99,8 +99,8 @@
/* buffer to handle telnet negotiations */
char iacbuf[IACBUFSIZE];
short iaclen; /* could even use byte */
- struct termios termios_def;
- struct termios termios_raw;
+ struct termios termios_def;
+ struct termios termios_raw;
} G;
#define xUSE_GLOBALVAR_PTR /* xUSE... -> don't use :D (makes smaller code) */
@@ -143,7 +143,7 @@
{
cookmode();
exit(ev);
-}
+}
static void conescape(void)
{
@@ -190,10 +190,10 @@
if (G.gotsig)
cookmode();
-
+
rrturn:
G.gotsig = 0;
-
+
}
static void handlenetoutput(int len)
{
@@ -442,7 +442,7 @@
G.charmode = CHM_TRY;
G.telflags |= (UF_ECHO | UF_SGA);
setConMode();
-
+
putiac2(DO, TELOPT_ECHO);
putiac2(DO, TELOPT_SGA);
iacflush();
@@ -472,7 +472,7 @@
/* if server requests ECHO, don't agree */
if (G.telwish == DO) { putiac2(WONT, TELOPT_ECHO); return; }
else if (G.telwish == DONT) return;
-
+
if (G.telflags & UF_ECHO)
{
if (G.telwish == WILL)
@@ -506,7 +506,7 @@
else
if (G.telwish == WONT)
return;
-
+
if ((G.telflags ^= UF_SGA) & UF_SGA) /* toggle */
putiac2(DO, TELOPT_SGA);
else
@@ -545,11 +545,11 @@
#ifdef CONFIG_FEATURE_AUTOWIDTH
static inline void to_naws(void)
-{
+{
/* Tell server we will do NAWS */
putiac2(WILL, TELOPT_NAWS);
return;
-}
+}
#endif
static void telopt(byte c)
@@ -617,7 +617,7 @@
static void rawmode(void)
{
tcsetattr(0, TCSADRAIN, &G.termios_raw);
-}
+}
static void cookmode(void)
{
@@ -630,10 +630,10 @@
struct sockaddr_in s_in;
#ifdef USE_POLL
struct pollfd ufds[2];
-#else
+#else
fd_set readfds;
int maxfd;
-#endif
+#endif
#ifdef CONFIG_FEATURE_TELNET_AUTOLOGIN
int opt;
@@ -651,13 +651,13 @@
if (tcgetattr(0, &G.termios_def) < 0)
exit(1);
-
+
G.termios_raw = G.termios_def;
cfmakeraw(&G.termios_raw);
-
+
if (argc < 2)
bb_show_usage();
-
+
#ifdef CONFIG_FEATURE_TELNET_AUTOLOGIN
autologin = NULL;
while ((opt = getopt(argc, argv, "al:")) != EOF) {
@@ -685,7 +685,7 @@
bb_lookup_host(&s_in, argv[1]);
s_in.sin_port = bb_lookup_port((argc == 3) ? argv[2] : "telnet", "tcp", 23);
#endif
-
+
G.netfd = xconnect(&s_in);
setsockopt(G.netfd, SOL_SOCKET, SO_KEEPALIVE, &one, sizeof one);
@@ -695,22 +695,22 @@
#ifdef USE_POLL
ufds[0].fd = 0; ufds[1].fd = G.netfd;
ufds[0].events = ufds[1].events = POLLIN;
-#else
+#else
FD_ZERO(&readfds);
FD_SET(0, &readfds);
FD_SET(G.netfd, &readfds);
maxfd = G.netfd + 1;
#endif
-
+
while (1)
{
#ifndef USE_POLL
fd_set rfds = readfds;
-
+
switch (select(maxfd, &rfds, NULL, NULL, NULL))
#else
switch (poll(ufds, 2, -1))
-#endif
+#endif
{
case 0:
/* timeout */
@@ -725,9 +725,9 @@
#ifdef USE_POLL
if (ufds[0].revents) /* well, should check POLLIN, but ... */
-#else
+#else
if (FD_ISSET(0, &rfds))
-#endif
+#endif
{
len = read(0, G.buf, DATABUFSIZE);
@@ -735,15 +735,15 @@
doexit(0);
TRACE(0, ("Read con: %d\n", len));
-
+
handlenetoutput(len);
}
#ifdef USE_POLL
if (ufds[1].revents) /* well, should check POLLIN, but ... */
-#else
+#else
if (FD_ISSET(G.netfd, &rfds))
-#endif
+#endif
{
len = read(G.netfd, G.buf, DATABUFSIZE);