dj(1): no more pointer arithmetic

This commit is contained in:
dtb 2024-07-04 20:05:18 -06:00
parent fe175cab19
commit 1fab60d779
Signed by: trinity
GPG Key ID: 34C0543BBB6AF81B

View File

@ -90,7 +90,7 @@ Io_write(struct Io *io){
assert(io->bufuse <= io->bs);
if((t = write(io->fd, io->buf, io->bufuse)) > 0)
memmove(io->buf, io->buf + t, (io->bufuse -= t));
memmove(io->buf, &(io->buf)[t], (io->bufuse -= t));
io->bytes += t;
io->prec += (t > 0 && io->bufuse > 0);
@ -288,7 +288,7 @@ int main(int argc, char *argv[]){
count = 1;
if(align >= 0){
/* fill the rest of the ibuf with padding */
memset(io[0].buf + io[0].bufuse, align,
memset(&(io[0].buf)[io[0].bufuse], align,
io[0].bs - io[0].bufuse);
io->bufuse = io->bs;
}
@ -306,16 +306,16 @@ int main(int argc, char *argv[]){
memcpy(io[1].buf, io[0].buf,
(io[1].bufuse = (n = MIN(io[0].bufuse, io[1].bs))));
/* permute the copied units out of ibuf */
memmove(io[0].buf, io[0].buf + n, (io[0].bufuse -= n));
memmove(io[0].buf, &(io[0].buf)[n], (io[0].bufuse -= n));
}else /* if(io[0].bs < io[1].bs) */ {
int n;
/* drain what we can from ibuf */
memcpy(io[1].buf + io[1].bufuse, io[0].buf,
memcpy(&(io[1].buf)[io[1].bufuse], io[0].buf,
(n = MIN(io[0].bufuse, io[1].bs - io[1].bufuse)));
io[1].bufuse += n;
/* permute out the copied units */
memmove(io[0].buf, io[0].buf + n, io[0].bs - n);
memmove(io[0].buf, &{io[0].buf)[n], io[0].bs - n);
io[0].bufuse -= n;
if(io[0].bs + io[1].bufuse <= io[1].bs && count != 1)