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csi: recognize DECRQM (CSI ? Ps $ p)

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The client sends this to request the state of DEC private modes.

We don't support any of them, so for now, reply with 'reset'.
This commit is contained in:
Daniel Eklöf 2019-07-19 09:57:51 +02:00
parent b583e63bba
commit 7472e9c152
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1 changed files with 23 additions and 0 deletions
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csi.c
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@ -822,6 +822,29 @@ csi_dispatch(struct terminal *term, uint8_t final)
break;
}
case 'p': {
if (term->vt.private[1] != '$') {
LOG_ERR("unimplemented: %s", csi_as_string(term, final));
abort();
}
unsigned param = vt_param_get(term, 0, 0);
/*
* Request DEC private mode (DECRQM)
* Reply:
* 0 - not recognized
* 1 - set
* 2 - reset
* 3 - permanently set
* 4 - permantently reset
*/
char reply[32];
snprintf(reply, sizeof(reply), "\033[?%u;2$y", param);
vt_to_slave(term, reply, strlen(reply));
break;
}
case 's':
for (size_t i = 0; i < term->vt.params.idx; i++) {
switch (term->vt.params.v[i].value) {