tweaks: rename a function, to be more general and clearer

src/cut.c

@@ -294,7 +294,7 @@ void extract_segment(linestruct *top, size_t top_x, linestruct *bot, size_t bot_
 	}
 
 	/* Subtract the size of the excised text from the buffer size. */
-	openfile->totsize -= get_totsize(taken, last);
+	openfile->totsize -= number_of_characters_in(taken, last);
 
 	/* If the cutbuffer is currently empty, just move all the text directly
 	 * into it; otherwise, append the text to what is already there. */
@@ -357,7 +357,7 @@ void ingraft_buffer(linestruct *topline)
 		botline = botline->next;
 
 	/* Add the size of the text to be grafted to the buffer size. */
-	openfile->totsize += get_totsize(topline, botline);
+	openfile->totsize += number_of_characters_in(topline, botline);
 
 	if (topline != botline)
 		length = xpos;

src/proto.h

@@ -574,7 +574,7 @@ bool mark_is_before_cursor(void);
 void get_region(linestruct **top, size_t *top_x, linestruct **bot, size_t *bot_x);
 void get_range(linestruct **top, linestruct **bot);
 #endif
-size_t get_totsize(const linestruct *begin, const linestruct *end);
+size_t number_of_characters_in(const linestruct *begin, const linestruct *end);
 #ifndef NANO_TINY
 linestruct *line_from_number(ssize_t lineno);
 #endif

src/text.c

@@ -2920,7 +2920,7 @@ void do_wordlinechar_count(void)
 		get_region(&topline, &top_x, &botline, &bot_x);
 
 		if (topline != botline)
-			chars = get_totsize(topline->next, botline);
+			chars = number_of_characters_in(topline->next, botline);
 
 		chars += mbstrlen(topline->data + top_x) - mbstrlen(botline->data + bot_x);
 		chars += (botline->next == NULL) ? 1 : 0;

src/utils.c

@@ -512,19 +512,19 @@ linestruct *line_from_number(ssize_t number)
 #endif /* !NANO_TINY */
 
 /* Count the number of characters from begin to end, and return it. */
-size_t get_totsize(const linestruct *begin, const linestruct *end)
+size_t number_of_characters_in(const linestruct *begin, const linestruct *end)
 {
 	const linestruct *line;
-	size_t totsize = 0;
+	size_t count = 0;
 
 	/* Sum the number of characters (plus a newline) in each line. */
 	for (line = begin; line != end->next; line = line->next)
-		totsize += mbstrlen(line->data) + 1;
+		count += mbstrlen(line->data) + 1;
 
 	/* The last line of a file doesn't have a newline -- otherwise it
 	 * wouldn't be the last line -- so subtract 1 when at EOF. */
 	if (line == NULL)
-		totsize--;
+		count--;
 
-	return totsize;
+	return count;
 }

src/winio.c

@@ -3338,7 +3338,7 @@ void do_cursorpos(bool force)
 	saved_byte = openfile->current->data[openfile->current_x];
 	openfile->current->data[openfile->current_x] = '\0';
 
-	sum = get_totsize(openfile->filetop, openfile->current);
+	sum = number_of_characters_in(openfile->filetop, openfile->current);
 
 	openfile->current->data[openfile->current_x] = saved_byte;