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kbdfs: cleanup

front
cinap_lenrek 2012-02-25 17:42:08 +01:00
parent ce6b942ff1
commit 612d666d54
1 changed files with 17 additions and 24 deletions
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41
sys/src/cmd/aux/kbdfs/kbdfs.c
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@ -29,9 +29,8 @@ typedef struct Scan Scan;
struct Key {
int down;
int c;
Rune r;
Rune b;
Rune b; /* button, unshifted key */
Rune r; /* rune, shifted key */
};
struct Scan {
@ -241,21 +240,21 @@ kbdputsc(Scan *scan, int c)
}
key.down = (c & 0x80) == 0;
key.c = c & 0x7f;
c &= 0x7f;
if(key.c >= Nscan)
if(c >= Nscan)
return;
if(scan->esc1)
key.r = kbtabesc1[key.c];
key.r = kbtabesc1[c];
else if(scan->shift)
key.r = kbtabshift[key.c];
key.r = kbtabshift[c];
else if(scan->altgr)
key.r = kbtabaltgr[key.c];
key.r = kbtabaltgr[c];
else if(scan->ctl)
key.r = kbtabctl[key.c];
key.r = kbtabctl[c];
else
key.r = kbtab[key.c];
key.r = kbtab[c];
switch(key.r){
case Spec|0x60:
@ -272,7 +271,7 @@ kbdputsc(Scan *scan, int c)
if(scan->esc1)
key.b = key.r;
else
key.b = kbtab[key.c];
key.b = kbtab[c];
if(scan->caps && key.r<='z' && key.r>='a')
key.r += 'A' - 'a';
@ -363,8 +362,7 @@ utfconv(Rune *r, int n)
void
keyproc(void *)
{
Rune rb[Nscan*2+1];
int cb[Nscan];
Rune rb[Nscan+1];
Key key;
int i, nb;
char *s;
@ -374,19 +372,16 @@ keyproc(void *)
nb = 0;
while(recv(keychan, &key) > 0){
rb[0] = 0;
for(i=0; i<nb && cb[i] != key.c; i++)
for(i=0; i<nb && rb[i+1] != key.b; i++)
;
if(!key.down){
while(i < nb && cb[i] == key.c){
memmove(cb+i, cb+i+1, (nb-i+1) * sizeof(cb[0]));
while(i < nb && rb[i+1] == key.b){
memmove(rb+i+1, rb+i+2, (nb-i+1) * sizeof(rb[0]));
nb--;
rb[0] = 'K';
}
} else if(i == nb && nb < nelem(cb) && key.b){
cb[nb] = key.c;
rb[nb+1] = key.b;
nb++;
} else if(i == nb && nb < nelem(rb)-1 && key.b){
rb[++nb] = key.b;
rb[0] = 'k';
}
if(rb[0]){
@ -1148,7 +1143,6 @@ fswrite(Req *r)
if(k.r == 0)
break;
k.b = k.r;
k.c = 0x100 + k.r; /* fake */
k.down = (p[0] == 'r');
if(f->aux == nil){
f->aux = emalloc9p(sizeof(Scan));
@ -1156,12 +1150,11 @@ fswrite(Req *r)
}
a = f->aux;
/*
* handle ^X forms according to keymap,
* assign base and scancode if any
* handle ^X forms according to keymap and
* assign button.
*/
for(i=0; i<Nscan; i++){
if((a->shift && kbtabshift[i] == k.r) || (kbtab[i] == k.r)){
k.c = i;
k.b = kbtab[i];
if(a->shift)
k.r = kbtabshift[i];