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no need to check ttyfd for ASU if we have the escape

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nick black 2021-06-22 14:37:59 -04:00 committed by Nick Black
parent 041f97371f
commit f50df3240a
1 changed files with 4 additions and 3 deletions
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7
src/lib/render.c
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@ -1157,8 +1157,10 @@ notcurses_rasterize_inner(notcurses* nc, ncpile* p, FILE* out, unsigned* asu){
static int
raster_and_write(notcurses* nc, ncpile* p, FILE* out){
// will we be using application-synchronized updates? if this comes back as
// non-zero, we are, and must emit the header. no ASU without a tty.
unsigned useasu = nc->ttyfd >= 0 ? true : false;
// non-zero, we are, and must emit the header. no ASU without a tty, and we
// can't have the escape without being connected to one...
const char* basu = get_escape(&nc->tcache, ESCAPE_BSU);
unsigned useasu = basu ? true : false;
if(notcurses_rasterize_inner(nc, p, out, &useasu) < 0){
return -1;
}
@ -1166,7 +1168,6 @@ raster_and_write(notcurses* nc, ncpile* p, FILE* out){
sigset_t oldmask;
block_signals(&oldmask);
if(useasu){
const char* basu = get_escape(&nc->tcache, ESCAPE_BSU);
if(tty_emit(basu, nc->ttyfd)){
ret = -1;
}