tweaks: rename a function, to better indicate what it does

src/cut.c

@@ -91,7 +91,7 @@ void do_deletion(undo_type action)
 		}
 #endif
 		unlink_node(joining);
-		renumber(openfile->current);
+		renumber_from(openfile->current);
 
 		/* Two lines were joined, so we need to refresh the screen. */
 		refresh_needed = TRUE;

src/history.c

@@ -119,7 +119,7 @@ void update_history(linestruct **item, const char *text)
 			*htop = after;
 
 		unlink_node(thesame);
-		renumber(after);
+		renumber_from(after);
 	}
 
 	/* If the history is full, delete the oldest item (the one at the
@@ -129,7 +129,7 @@ void update_history(linestruct **item, const char *text)
 
 		*htop = (*htop)->next;
 		unlink_node(oldest);
-		renumber(*htop);
+		renumber_from(*htop);
 	}
 
 	/* Store the fresh string in the last item, then create a new item. */

src/nano.c

@@ -180,8 +180,8 @@ void free_lines(linestruct *src)
 	delete_node(src);
 }
 
-/* Renumber the lines in a buffer, starting with the given line. */
-void renumber(linestruct *line)
+/* Renumber the lines in a buffer, from the given line onwards. */
+void renumber_from(linestruct *line)
 {
 	ssize_t number = (line->prev == NULL) ? 0 : line->prev->lineno;
 
@@ -319,7 +319,7 @@ void extract_buffer(linestruct **buffer_top, linestruct **buffer_bot,
 	if (*buffer_top == NULL) {
 		*buffer_top = openfile->filetop;
 		*buffer_bot = openfile->filebot;
-		renumber(*buffer_top);
+		renumber_from(*buffer_top);
 	} else {
 		linestruct *was_bottom = *buffer_bot;
 
@@ -342,7 +342,7 @@ void extract_buffer(linestruct **buffer_top, linestruct **buffer_bot,
 			*buffer_bot = openfile->filebot;
 		}
 
-		renumber(was_bottom);
+		renumber_from(was_bottom);
 	}
 
 	/* Since the text has now been saved, remove it from the file buffer. */
@@ -378,7 +378,7 @@ void extract_buffer(linestruct **buffer_top, linestruct **buffer_bot,
 	}
 
 	/* Renumber, starting with the beginning line of the old partition. */
-	renumber(top_save);
+	renumber_from(top_save);
 
 	/* If the text doesn't end with a newline, and it should, add one. */
 	if (!ISSET(NO_NEWLINES) && openfile->filebot->data[0] != '\0')
@@ -454,7 +454,7 @@ void ingraft_buffer(linestruct *somebuffer)
 	unpartition_buffer(&filepart);
 
 	/* Renumber, starting with the beginning line of the old partition. */
-	renumber(top_save);
+	renumber_from(top_save);
 
 	/* If the text doesn't end with a newline, and it should, add one. */
 	if (!ISSET(NO_NEWLINES) && openfile->filebot->data[0] != '\0')

src/proto.h

@@ -397,7 +397,7 @@ void unlink_node(linestruct *fileptr);
 void delete_node(linestruct *fileptr);
 linestruct *copy_buffer(const linestruct *src);
 void free_lines(linestruct *src);
-void renumber(linestruct *line);
+void renumber_from(linestruct *line);
 partition *partition_buffer(linestruct *top, size_t top_x,
 		linestruct *bot, size_t bot_x);
 void unpartition_buffer(partition **p);

src/text.c

@@ -554,7 +554,7 @@ void do_undo(void)
 								strlen(&u->strdata[from_x]) + 1);
 		strcat(f->data, &u->strdata[from_x]);
 		unlink_node(f->next);
-		renumber(f);
+		renumber_from(f);
 		goto_line_posx(u->lineno, to_x);
 		break;
 	case BACK:
@@ -584,7 +584,7 @@ void do_undo(void)
 		free(f->data);
 		f->data = data;
 		splice_node(f, t);
-		renumber(t);
+		renumber_from(t);
 		goto_line_posx(u->lineno, u->begin);
 		break;
 	case REPLACE:
@@ -729,7 +729,7 @@ void do_redo(void)
 		free(f->data);
 		f->data = data;
 		splice_node(f, shoveline);
-		renumber(shoveline);
+		renumber_from(shoveline);
 		goto_line_posx(u->lineno + 1, u->mark_begin_x);
 		break;
 	case BACK:
@@ -754,7 +754,7 @@ void do_redo(void)
 		f->data = charealloc(f->data, strlen(f->data) + strlen(u->strdata) + 1);
 		strcat(f->data, u->strdata);
 		unlink_node(f->next);
-		renumber(f);
+		renumber_from(f);
 		goto_line_posx(u->mark_begin_lineno, u->mark_begin_x);
 		break;
 	case REPLACE:
@@ -903,7 +903,7 @@ void do_enter(void)
 
 	/* Insert the newly created line after the current one and renumber. */
 	splice_node(openfile->current, newnode);
-	renumber(newnode);
+	renumber_from(newnode);
 
 	/* Put the cursor on the new line, after any automatic whitespace. */
 	openfile->current = newnode;