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[input] synthesize SIGINT/SIGQUIT

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nick black 2021-09-14 19:32:41 -04:00
parent c31f20b602
commit 8f900754d5
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1 changed files with 26 additions and 0 deletions
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26
src/lib/in.c
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@ -19,6 +19,13 @@
// latter contains escapes. Unbounded input will hopefully only be present when // latter contains escapes. Unbounded input will hopefully only be present when
// redirected from a file (NCOPTION_TOSS_INPUT) // redirected from a file (NCOPTION_TOSS_INPUT)
// FIXME still need to:
// integrate main specials trie with automaton, or match it alongside
// the main automaton
// read specials from terminfo
// wake up input thread when space becomes available
// restore stats
static sig_atomic_t resize_seen; static sig_atomic_t resize_seen;
// called for SIGWINCH and SIGCONT // called for SIGWINCH and SIGCONT
@ -630,6 +637,11 @@ mouse_click(inputctx* ictx){
// ictx->numeric and ictx->p2 have the two parameters // ictx->numeric and ictx->p2 have the two parameters
static void static void
kitty_kbd(inputctx* ictx){ kitty_kbd(inputctx* ictx){
enum { // synthesized events derived from keypresses
SYNTH_NOTHING,
SYNTH_SIGINT,
SYNTH_SIGQUIT,
} synth = SYNTH_NOTHING;
assert(ictx->numeric > 0); assert(ictx->numeric > 0);
assert(ictx->p2 > 0); assert(ictx->p2 > 0);
pthread_mutex_lock(&ictx->ilock); pthread_mutex_lock(&ictx->ilock);
@ -657,8 +669,22 @@ kitty_kbd(inputctx* ictx){
ictx->iwrite = 0; ictx->iwrite = 0;
} }
++ictx->ivalid; ++ictx->ivalid;
if(ni->ctrl && !ni->alt && !ni->shift){
if(ni->id == 'C'){
synth = SYNTH_SIGINT;
}else if(ni->id == '\\'){
synth = SYNTH_SIGQUIT;
}
}
pthread_mutex_unlock(&ictx->ilock); pthread_mutex_unlock(&ictx->ilock);
pthread_cond_broadcast(&ictx->icond); pthread_cond_broadcast(&ictx->icond);
#ifndef __MINGW64__
if(synth == SYNTH_SIGINT){
raise(SIGINT);
}else if(synth == SYNTH_SIGQUIT){
raise(SIGQUIT);
}
#endif
} }
// FIXME ought implement the full Williams automaton // FIXME ought implement the full Williams automaton