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vere: incorporate term.c review feedback, updates comments

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This commit is contained in:
Joe Bryan 2020-09-11 11:44:18 -07:00
parent 67dc15efca
commit faaaa9415d
1 changed files with 18 additions and 14 deletions
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32
pkg/urbit/vere/io/term.c
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@ -15,6 +15,9 @@
// macros for string literal args/buffers
//
// since (sizeof(s) - 1) is used for vector length, parameters
// must be appropriately typed. use with care!
//
#define TERM_LIT(s) sizeof(s) - 1, (const c3_y*)(s)
#define TERM_LIT_BUF(s) uv_buf_init(s, sizeof(s) - 1)
@ -150,7 +153,8 @@ u3_term_log_init(void)
// configure output escape sequences
//
// (as reported by the terminfo database we bundled)
// our requirements are minimal here, so we bypass terminfo
// and simply use constant sequences.
//
{
uty_u->ufo_u.out.clear_u = TERM_LIT_BUF("\033[H\033[2J");
@ -380,6 +384,15 @@ _term_it_write(u3_utty* uty_u,
}
}
/* _term_it_dump_buf(): write static buffer.
*/
static void
_term_it_dump_buf(u3_utty* uty_u,
uv_buf_t* buf_u)
{
_term_it_write(uty_u, buf_u, 0);
}
/* _term_it_dump(): write static vector.
*/
static void
@ -388,16 +401,7 @@ _term_it_dump(u3_utty* uty_u,
const c3_y* hun_y)
{
uv_buf_t buf_u = uv_buf_init((c3_c*)hun_y, len_w);
_term_it_write(uty_u, &buf_u, 0);
}
/* _term_it_dump_buf(): write static buffer.
*/
static void
_term_it_dump_buf(u3_utty* uty_u,
uv_buf_t* buf_u)
{
_term_it_write(uty_u, buf_u, 0);
_term_it_dump_buf(uty_u, &buf_u);
}
/* _term_it_send(): write dynamic vector, freeing pointer.
@ -524,6 +528,7 @@ _term_it_set_line(u3_utty* uty_u,
// convert lin_w in-place from utf-32 to utf-8
//
// (this is just a hand-translation of +tuft)
// XX refactor for use here and in a jet
//
{
c3_w car_w, i_w;
@ -741,10 +746,9 @@ _term_io_suck_char(u3_utty* uty_u, c3_y cay_y)
u3_noun huv = u3i_bytes(tat_u->fut.wid_w, tat_u->fut.syb_y);
u3_noun wug;
// u3l_log("muck-utf8 len %d\n", tat_u->fut.len_w);
// u3l_log("muck-utf8 %x\n", huv);
// XX implement directly here and jet
//
wug = u3do("taft", huv);
// u3l_log("muck-utf32 %x\n", tat_u->fut.len_w);
tat_u->fut.len_w = tat_u->fut.wid_w = 0;
_term_io_belt(uty_u, u3nt(c3__txt, wug, u3_nul));