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Make common static function getkey(), roll functionallity of termkey_getkey{,_force}() into it

This commit is contained in:
Paul LeoNerd Evans 2008-12-05 23:55:44 +00:00
parent 43a99e64f2
commit 97a47e9b16
1 changed files with 56 additions and 92 deletions
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148
termkey.c
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@ -420,6 +420,59 @@ static void emit_codepoint(termkey_t *tk, long codepoint, termkey_key *key)
#define UTF8_INVALID 0xFFFD #define UTF8_INVALID 0xFFFD
static termkey_result getkey(termkey_t *tk, termkey_key *key, int force)
{
int again = 0;
#ifdef DEBUG
fprintf(stderr, "getkey(force=%d): buffer ", force);
print_buffer(tk);
fprintf(stderr, "\n");
#endif
termkey_result ret;
struct termkey_drivernode *p;
for(p = tk->drivers; p; p = p->next) {
ret = (p->driver->getkey)(tk, p->info, key, force);
#ifdef DEBUG
fprintf(stderr, "Driver %s yields %s\n", p->driver->name, res2str(ret));
#endif
switch(ret) {
case TERMKEY_RES_KEY:
#ifdef DEBUG
print_key(tk, key); fprintf(stderr, "\n");
#endif
/* fallthrough */
case TERMKEY_RES_EOF:
return ret;
case TERMKEY_RES_AGAIN:
if(!force)
again = 1;
/* fallthrough */
case TERMKEY_RES_NONE:
break;
}
}
if(again)
return TERMKEY_RES_AGAIN;
ret = getkey_simple(tk, key, force);
#ifdef DEBUG
fprintf(stderr, "getkey_simple(force=%d) yields %s\n", force, res2str(ret));
if(ret == TERMKEY_RES_KEY) {
print_key(tk, key); fprintf(stderr, "\n");
}
#endif
return ret;
}
#define CHARAT(i) (tk->buffer[tk->buffstart + (i)]) #define CHARAT(i) (tk->buffer[tk->buffstart + (i)])
static termkey_result getkey_simple(termkey_t *tk, termkey_key *key, int force) static termkey_result getkey_simple(termkey_t *tk, termkey_key *key, int force)
@ -447,11 +500,7 @@ static termkey_result getkey_simple(termkey_t *tk, termkey_key *key, int force)
tk->buffcount--; tk->buffcount--;
// Run the full driver // Run the full driver
termkey_result metakey_result; termkey_result metakey_result = getkey(tk, key, force);
if(force)
metakey_result = termkey_getkey_force(tk, key);
else
metakey_result = termkey_getkey(tk, key);
tk->buffstart--; tk->buffstart--;
tk->buffcount++; tk->buffcount++;
@ -622,97 +671,12 @@ static const char *res2str(termkey_result res)
termkey_result termkey_getkey(termkey_t *tk, termkey_key *key) termkey_result termkey_getkey(termkey_t *tk, termkey_key *key)
{ {
int again = 0; return getkey(tk, key, 0);
#ifdef DEBUG
fprintf(stderr, "getkey(): buffer ");
print_buffer(tk);
fprintf(stderr, "\n");
#endif
termkey_result ret;
struct termkey_drivernode *p;
for(p = tk->drivers; p; p = p->next) {
ret = (p->driver->getkey)(tk, p->info, key, 0);
#ifdef DEBUG
fprintf(stderr, "Driver %s yields %s\n", p->driver->name, res2str(ret));
#endif
switch(ret) {
case TERMKEY_RES_KEY:
#ifdef DEBUG
print_key(tk, key); fprintf(stderr, "\n");
#endif
/* fallthrough */
case TERMKEY_RES_EOF:
return ret;
case TERMKEY_RES_AGAIN:
again = 1;
/* fallthrough */
case TERMKEY_RES_NONE:
break;
}
}
if(again)
return TERMKEY_RES_AGAIN;
ret = getkey_simple(tk, key, 0);
#ifdef DEBUG
fprintf(stderr, "getkey_simple(force=0) yields %s\n", res2str(ret));
if(ret == TERMKEY_RES_KEY) {
print_key(tk, key); fprintf(stderr, "\n");
}
#endif
return ret;
} }
termkey_result termkey_getkey_force(termkey_t *tk, termkey_key *key) termkey_result termkey_getkey_force(termkey_t *tk, termkey_key *key)
{ {
#ifdef DEBUG return getkey(tk, key, 1);
fprintf(stderr, "getkey_force(): buffer ");
print_buffer(tk);
fprintf(stderr, "\n");
#endif
termkey_result ret;
struct termkey_drivernode *p;
for(p = tk->drivers; p; p = p->next) {
ret = (p->driver->getkey)(tk, p->info, key, 1);
#ifdef DEBUG
fprintf(stderr, "Driver %s yields %s\n", p->driver->name, res2str(ret));
#endif
switch(ret) {
case TERMKEY_RES_KEY:
#ifdef DEBUG
print_key(tk, key); fprintf(stderr, "\n");
#endif
/* fallthrough */
case TERMKEY_RES_EOF:
return ret;
case TERMKEY_RES_AGAIN:
case TERMKEY_RES_NONE:
break;
}
}
ret = getkey_simple(tk, key, 1);
#ifdef DEBUG
fprintf(stderr, "getkey_simple(force=1) yields %s\n", res2str(ret));
if(ret == TERMKEY_RES_KEY) {
print_key(tk, key); fprintf(stderr, "\n");
}
#endif
return ret;
} }
termkey_result termkey_waitkey(termkey_t *tk, termkey_key *key) termkey_result termkey_waitkey(termkey_t *tk, termkey_key *key)