char *
xstrdup(char *s) {
- char *p = strdup(s);
-
- if (!p)
+ if((s = strdup(s)) == NULL)
die("Out of memory\n");
- return p;
+ return s;
}
size_t
LIMIT(n, 0, term.bot-orig+1);
+ tsetdirt(orig, term.bot-n);
tclearregion(0, term.bot-n+1, term.col-1, term.bot);
for(i = term.bot; i >= orig+n; i--) {
temp = term.line[i];
term.line[i] = term.line[i-n];
term.line[i-n] = temp;
-
- term.dirty[i] = 1;
- term.dirty[i-n] = 1;
}
selscroll(orig, n);
tscrollup(int orig, int n) {
int i;
Line temp;
+
LIMIT(n, 0, term.bot-orig+1);
tclearregion(0, orig, term.col-1, orig+n-1);
+ tsetdirt(orig+n, term.bot);
for(i = orig; i <= term.bot-n; i++) {
- temp = term.line[i];
- term.line[i] = term.line[i+n];
- term.line[i+n] = temp;
-
- term.dirty[i] = 1;
- term.dirty[i+n] = 1;
+ temp = term.line[i];
+ term.line[i] = term.line[i+n];
+ term.line[i+n] = temp;
}
selscroll(orig, -n);
for(; len > 0; buf++, len--) {
char c = *buf;
- if(c < '\x20') { /* control code */
+ if(c < 0x20 || c == 0177) { /* control code */
if(c != '\n' && c != '\r' && c != '\t') {
- c |= '\x40';
+ c ^= '\x40';
tputc("^", 1);
}
tputc(&c, 1);