merged tcursorwrap() with tnewline(), added few comments and updated copyright.

1 files changed, 11 insertions, 14 deletions

diff --git a/st.c b/st.c
index 9667dbd..ebe896c 100644
--- a/st.c
+++ b/st.c
@@ -129,7 +129,6 @@ static void csireset(void);
 
 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 @@ treset(void) {
 }
 
 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 @@ tmoveto(int x, int y) {
 }
 
 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 @@ tputc(char c) {
                         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 @@ tresize(int col, int row) {
         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 @@ run(void) {
 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, "");