[hackers] [st] merged tcursorwrap() with tnewline(), added few comments and updated copyright. || Aurélien Aptel

From: <hg_AT_suckless.org>
Date: Thu, 26 Aug 2010 20:28:13 +0000 (UTC)

changeset: 95:5b60c57d2a18
tag: tip
user: Aurélien Aptel <aurelien.aptel_AT_gmail.com>
date: Fri Aug 27 00:28:27 2010 +0200
files: st.c
description:
merged tcursorwrap() with tnewline(), added few comments and updated copyright.

diff -r b4e1900ab131 -r 5b60c57d2a18 st.c
--- a/st.c Fri Aug 27 00:05:50 2010 +0200
+++ b/st.c Fri Aug 27 00:28:27 2010 +0200
@@ -129,7 +129,6 @@
 
 static void tclearregion(int, int, int, int);
 static void tcursor(int);
-static void twrapcursor(void);
 static void tdeletechar(int);
 static void tdeleteline(int);
 static void tinsertblank(int);
@@ -337,7 +336,8 @@
 }
 
 void
-tnew(int col, int row) { /* screen size */
+tnew(int col, int row) {
+ /* screen size */
         term.row = row, term.col = col;
         term.top = 0, term.bot = term.row - 1;
         /* mode */
@@ -438,16 +438,6 @@
 }
 
 void
-twrapcursor(void) {
- int y = term.c.y+1;
- if(y > term.bot) {
- tmoveto(0, term.bot);
- tscroll();
- } else
- tmoveto(0, y);
-}
-
-void
 tsetchar(char c) {
         term.line[term.c.y][term.c.x] = term.c.attr;
         term.line[term.c.y][term.c.x].c = c;
@@ -974,7 +964,7 @@
                         if(term.c.x+1 < term.col) {
                                 tmoveto(term.c.x+1, term.c.y);
                         } else if(IS_SET(MODE_WRAP))
- twrapcursor();
+ tnewline();
                         break;
                 }
         }
@@ -995,13 +985,20 @@
         if(col < 1 || row < 1)
                 return;
 
+ /* free uneeded rows */
         for(i = row; i < term.row; i++)
                 free(term.line[i]);
+
+ /* resize to new height */
         term.line = realloc(term.line, row * sizeof(Line));
+
+ /* resize each row to new width, zero-pad if needed */
         for(i = 0; i < minrow; i++) {
                 term.line[i] = realloc(term.line[i], col * sizeof(Glyph));
                 memset(term.line[i] + mincol, 0, (col - mincol) * sizeof(Glyph));
         }
+
+ /* allocate any new rows */
         for(/* i == minrow */; i < row; i++)
                 term.line[i] = calloc(col, sizeof(Glyph));
         
@@ -1337,7 +1334,7 @@
 int
 main(int argc, char *argv[]) {
         if(argc == 2 && !strncmp("-v", argv[1], 3))
- die("st-" VERSION ", © 2009 st engineers\n");
+ die("st-" VERSION ", (c) 2010 st engineers\n");
         else if(argc != 1)
                 die("usage: st [-v]\n");
         setlocale(LC_CTYPE, "");
Received on Thu Aug 26 2010 - 22:28:13 CEST

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