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keyboard: Log keyboard symbol lookup errors

pull/40/head
Andri Yngvason 2020-05-01 17:19:14 +00:00
parent 6e889211db
commit 405268fc58
1 changed files with 24 additions and 9 deletions
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33
src/keyboard.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2019 Andri Yngvason
* Copyright (c) 2019 - 2020 Andri Yngvason
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@ -116,11 +116,20 @@ static int create_lookup_table(struct keyboard* self)
return 0;
}
static char* get_symbol_name(xkb_keysym_t sym, char* dst, size_t size)
{
if (xkb_keysym_get_name(sym, dst, size) >= 0)
return dst;
snprintf(dst, size, "UNKNOWN (%x)", sym);
return dst;
}
static void keyboard__dump_entry(const struct keyboard* self,
const struct table_entry* entry)
{
char sym_name[256];
xkb_keysym_get_name(entry->symbol, sym_name, sizeof(sym_name));
get_symbol_name(entry->symbol, sym_name, sizeof(sym_name));
const char* code_name =
xkb_keymap_key_get_name(self->keymap, entry->code);
@ -292,8 +301,12 @@ bool keyboard_symbol_is_mod(xkb_keysym_t symbol)
void keyboard_feed(struct keyboard* self, xkb_keysym_t symbol, bool is_pressed)
{
struct table_entry* entry = keyboard_find_symbol(self, symbol);
if (!entry)
return; // TODO: Notify the user about this
if (!entry) {
char name[256];
log_error("Failed to look up keyboard symbol: %s\n",
get_symbol_name(symbol, name, sizeof(name)));
return;
}
while (!keyboard_symbol_is_mod(symbol)) {
int layout, level;
@ -304,11 +317,13 @@ void keyboard_feed(struct keyboard* self, xkb_keysym_t symbol, bool is_pressed)
if (entry->level == level)
break;
if (++entry >= &self->lookup_table[self->lookup_table_length])
return; // TODO: Notify the user about this
if (entry->symbol != symbol)
return; // TODO: Notify the user about this
if (++entry >= &self->lookup_table[self->lookup_table_length] ||
entry->symbol != symbol) {
char name[256];
log_error("Failed to match level on symbol: %s\n",
get_symbol_name(symbol, name, sizeof(name)));
return;
}
}
bool was_pressed = intset_is_set(&self->key_state, entry->code);