--- lbbs/src/str_process.c	2025/05/08 08:05:58	1.4
+++ lbbs/src/str_process.c	2025/05/15 12:05:32	1.6
@@ -20,7 +20,7 @@
 #include <stdio.h>
 #include <string.h>
 
-unsigned int split_line(const char *buffer, int max_len, int *p_eol, int *p_display_len)
+unsigned int split_line(const char *buffer, int max_display_len, int *p_eol, int *p_display_len)
 {
 	size_t len = strnlen(buffer, LINE_BUFFER_LEN);
 	unsigned int i = 0;
@@ -60,7 +60,7 @@ unsigned int split_line(const char *buff
 
 		if (c > 127 && c <= 255) // GBK chinese character
 		{
-			if (*p_display_len + 2 > max_len)
+			if (*p_display_len + 2 > max_display_len)
 			{
 				*p_eol = 1;
 				break;
@@ -70,7 +70,7 @@ unsigned int split_line(const char *buff
 		}
 		else
 		{
-			if (*p_display_len + 1 > max_len)
+			if (*p_display_len + 1 > max_display_len)
 			{
 				*p_eol = 1;
 				break;
@@ -82,7 +82,7 @@ unsigned int split_line(const char *buff
 	return i;
 }
 
-unsigned int split_file_lines(FILE *fin, int max_len, long *p_line_offsets, int max_line_cnt)
+unsigned int split_file_lines(FILE *fin, int max_display_len, long *p_line_offsets, int max_line_cnt)
 {
 	char buffer[LINE_BUFFER_LEN];
 	char *p_buf = buffer;
@@ -98,9 +98,9 @@ unsigned int split_file_lines(FILE *fin,
 		p_buf = buffer;
 		while (1)
 		{
-			len = split_line(p_buf, max_len, &end_of_line, &display_len);
+			len = split_line(p_buf, max_display_len, &end_of_line, &display_len);
 
-			if (len == 0 || !end_of_line)
+			if (len == 0 || !end_of_line) // !end_of_line == EOF
 			{
 				break;
 			}