===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/progressmeter.c,v
retrieving revision 1.22
retrieving revision 1.22.2.1
diff -u -r1.22 -r1.22.2.1
--- src/usr.bin/ssh/progressmeter.c	2004/07/11 17:48:47	1.22
+++ src/usr.bin/ssh/progressmeter.c	2005/09/02 03:45:00	1.22.2.1
@@ -23,7 +23,7 @@
  */
 
 #include "includes.h"
-RCSID("$OpenBSD: progressmeter.c,v 1.22 2004/07/11 17:48:47 deraadt Exp $");
+RCSID("$OpenBSD: progressmeter.c,v 1.22.2.1 2005/09/02 03:45:00 brad Exp $");
 
 #include "progressmeter.h"
 #include "atomicio.h"
@@ -41,6 +41,10 @@
 static void format_size(char *, int, off_t);
 static void format_rate(char *, int, off_t);
 
+/* window resizing */
+static void sig_winch(int);
+static void setscreensize(void);
+
 /* updates the progressmeter to reflect the current state of the transfer */
 void refresh_progress_meter(void);
 
@@ -56,6 +60,7 @@
 static long stalled;		/* how long we have been stalled */
 static int bytes_per_second;	/* current speed in bytes per second */
 static int win_size;		/* terminal window size */
+static volatile sig_atomic_t win_resized; /* for window resizing */
 
 /* units for format_size */
 static const char unit[] = " KMGT";
@@ -146,6 +151,8 @@
 		len = snprintf(buf, file_len + 1, "\r%s", file);
 		if (len < 0)
 			len = 0;
+		if (len >= file_len + 1)
+			len = file_len;
 		for (i = len;  i < file_len; i++ )
 			buf[i] = ' ';
 		buf[file_len] = '\0';
@@ -214,6 +221,10 @@
 
 	save_errno = errno;
 
+	if (win_resized) {
+		setscreensize();
+		win_resized = 0;
+	}
 	if (can_output())
 		refresh_progress_meter();
 
@@ -225,8 +236,6 @@
 void
 start_progress_meter(char *f, off_t filesize, off_t *ctr)
 {
-	struct winsize winsize;
-
 	start = last_update = time(NULL);
 	file = f;
 	end_pos = filesize;
@@ -235,20 +244,12 @@
 	stalled = 0;
 	bytes_per_second = 0;
 
-	if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &winsize) != -1 &&
-	    winsize.ws_col != 0) {
-		if (winsize.ws_col > MAX_WINSIZE)
-			win_size = MAX_WINSIZE;
-		else
-			win_size = winsize.ws_col;
-	} else
-		win_size = DEFAULT_WINSIZE;
-	win_size += 1;					/* trailing \0 */
-
+	setscreensize();
 	if (can_output())
 		refresh_progress_meter();
 
 	signal(SIGALRM, update_progress_meter);
+	signal(SIGWINCH, sig_winch);
 	alarm(UPDATE_INTERVAL);
 }
 
@@ -265,4 +266,26 @@
 		refresh_progress_meter();
 
 	atomicio(vwrite, STDOUT_FILENO, "\n", 1);
+}
+
+static void
+sig_winch(int sig)
+{
+	win_resized = 1;
+}
+
+static void
+setscreensize(void)
+{
+	struct winsize winsize;
+
+	if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &winsize) != -1 &&
+	    winsize.ws_col != 0) {
+		if (winsize.ws_col > MAX_WINSIZE)
+			win_size = MAX_WINSIZE;
+		else
+			win_size = winsize.ws_col;
+	} else
+		win_size = DEFAULT_WINSIZE;
+	win_size += 1;					/* trailing \0 */
 }