# st

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    commit 68d8fcf62a4f016c0292db543c1c2e694afc5b54
    parent e4bf56ae1a9e2612ec9a6faf2aaecd6eadcccaa7
    Author: Aurélien Aptel <aurelien.aptel@gmail.com>
    Date:   Wed, 13 Oct 2010 01:27:09 +0200

    replaced memset by loops in tresize(); turns out it's faster.

    Diffstat:
    Mst.c | 13++++++++-----

    1 file changed, 8 insertions(+), 5 deletions(-)
    diff --git a/st.c b/st.c
    @@ -677,7 +677,7 @@ tsetchar(char c) {

     void
     tclearregion(int x1, int y1, int x2, int y2) {
    -	int y, temp;
    +	int x, y, temp;

     	if(x1 > x2)
     		temp = x1, x1 = x2, x2 = temp;
    @@ -690,7 +690,8 @@ tclearregion(int x1, int y1, int x2, int y2) {
     	LIMIT(y2, 0, term.row-1);

     	for(y = y1; y <= y2; y++)
    -		memset(&term.line[y][x1], 0, sizeof(Glyph)*(x2-x1+1));
    +		for(x = x1; x <= x2; x++)
    +			term.line[y][x].state = 0;
     }

     void
    @@ -1192,7 +1193,7 @@ tputs(char *s, int len) {

     void
     tresize(int col, int row) {
    -	int i;
    +	int i, x;
     	int minrow = MIN(row, term.row);
     	int mincol = MIN(col, term.col);
     	int slide = term.c.y - row + 1;
    @@ -1226,8 +1227,10 @@ tresize(int col, int row) {
     	for(i = 0; i < minrow; i++) {
     		term.line[i] = realloc(term.line[i], col * sizeof(Glyph));
     		term.alt[i]  = realloc(term.alt[i],  col * sizeof(Glyph));
    -		memset(term.line[i] + mincol, 0, (col - mincol) * sizeof(Glyph));
    -		memset(term.alt[i]  + mincol, 0, (col - mincol) * sizeof(Glyph));
    +		for(x = mincol; x < col; x++) {
    +			term.line[i][x].state = 0;
    +			term.alt[i][x].state = 0;
    +		}
     	}

     	/* allocate any new rows */