--- lbbs/src/screen.c	2025/05/08 08:05:58	1.40
+++ lbbs/src/screen.c	2025/05/11 11:50:03	1.46
@@ -22,10 +22,11 @@
 #include "screen.h"
 #include <string.h>
 #include <ctype.h>
-#include <sys/types.h>
-#include <sys/stat.h>
 #include <unistd.h>
 #include <stdlib.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/param.h>
 
 #define ACTIVE_BOARD_HEIGHT 8
 
@@ -81,7 +82,7 @@ int press_any_key()
 	prints("                           \033[1;33m°´ÈÎÒâ¼ü¼ÌÐø...\033[0;37m");
 	iflush();
 
-	return igetch_t(60);
+	return igetch_t(MIN(MAX_DELAY_TIME, 60));
 }
 
 void set_input_echo(int echo)
@@ -108,20 +109,25 @@ static int _str_input(char *buffer, int
 	int hz = 0;
 
 	buffer[buf_size - 1] = '\0';
-	for (offset = 0; offset < buf_size - 1 && buffer[offset] != '\0'; offset++);
+	for (offset = 0; offset < buf_size - 1 && buffer[offset] != '\0'; offset++)
+		;
 
-	while ((c = igetch_t(60)))
+	while (!SYS_server_exit && (c = igetch_t(MIN(MAX_DELAY_TIME, 60))))
 	{
-		if (c == KEY_NULL || c == KEY_TIMEOUT || c == CR)
+		if (c == CR)
 		{
 			igetch(1); // Cleanup remaining '\n' in the buffer
 			break;
 		}
-		if (c == LF)
+		else if (c == KEY_TIMEOUT || c == KEY_NULL) // timeout or broken pipe
+		{
+			return -1;
+		}
+		else if (c == LF || c == '\0')
 		{
 			continue;
 		}
-		if (c == BACKSPACE)
+		else if (c == BACKSPACE)
 		{
 			if (offset > 0)
 			{
@@ -142,11 +148,11 @@ static int _str_input(char *buffer, int
 			}
 			continue;
 		}
-		if (c > 255 || iscntrl(c))
+		else if (c > 255 || iscntrl(c))
 		{
 			continue;
 		}
-		if (c > 127 && c <= 255)
+		else if (c > 127 && c <= 255)
 		{
 			if (!hz && offset + 2 > buf_size - 1) // No enough space for Chinese character
 			{
@@ -157,14 +163,17 @@ static int _str_input(char *buffer, int
 			}
 			hz = (!hz);
 		}
+
 		if (offset + 1 > buf_size - 1)
 		{
 			outc('\a');
 			iflush();
 			continue;
 		}
+
 		buffer[offset++] = (char)c;
 		buffer[offset] = '\0';
+
 		switch (echo_mode)
 		{
 		case DOECHO:
@@ -269,7 +278,7 @@ int display_file_ex(const char *filename
 	line = begin_line;
 	max_lines = screen_rows - 1;
 
-	while (loop)
+	while (!SYS_server_exit && loop)
 	{
 		if (c_line_current >= c_line_total && c_line_total <= screen_rows - 2)
 		{
@@ -304,12 +313,15 @@ int display_file_ex(const char *filename
 			iflush();
 
 			input_ok = 0;
-			while (!input_ok)
+			while (!SYS_server_exit && !input_ok)
 			{
 				ch = igetch_t(MAX_DELAY_TIME);
 				input_ok = 1;
 				switch (ch)
 				{
+				case KEY_NULL:
+				case KEY_TIMEOUT:
+					goto cleanup;
 				case KEY_UP:
 					if (c_line_current - line < 0) // Reach top
 					{
@@ -366,8 +378,6 @@ int display_file_ex(const char *filename
 					max_lines = screen_rows - 1;
 					clrline(begin_line, screen_rows);
 					break;
-				case KEY_NULL:
-				case KEY_TIMEOUT:
 				case KEY_LEFT:
 				case 'q':
 				case 'Q':
@@ -396,6 +406,8 @@ int display_file_ex(const char *filename
 					input_ok = 0;
 					break;
 				}
+
+				BBS_last_access_tm = time(0);
 			}
 
 			continue;
@@ -420,6 +432,7 @@ int display_file_ex(const char *filename
 		line++;
 	}
 
+cleanup:
 	free(p_line_offsets);
 	fclose(fin);