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input: Refactor to ensure user input has higher priority

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Thiago de Arruda
2014-11-21 12:48:30 -03:00
parent 2c29b20af7
commit e15485c5d6
1 changed files with 21 additions and 21 deletions
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38
src/nvim/os/input.c
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@@ -84,13 +84,11 @@ void input_stop(void)
// Low level input function.
int os_inchar(uint8_t *buf, int maxlen, int ms, int tb_change_cnt)
{
InbufPollResult result;
if (event_has_deferred()) {
// Return pending event bytes
return push_event_key(buf, maxlen);
if (rbuffer_pending(input_buffer)) {
return (int)rbuffer_read(input_buffer, (char *)buf, (size_t)maxlen);
}
InbufPollResult result;
if (ms >= 0) {
if ((result = inbuf_poll(ms)) == kInputNone) {
return 0;
@@ -110,24 +108,27 @@ int os_inchar(uint8_t *buf, int maxlen, int ms, int tb_change_cnt)
}
}
// If there are deferred events, return the keys directly
if (event_has_deferred()) {
return push_event_key(buf, maxlen);
}
// If input was put directly in typeahead buffer bail out here.
if (typebuf_changed(tb_change_cnt)) {
return 0;
}
if (result == kInputEof) {
read_error_exit();
return 0;
if (rbuffer_pending(input_buffer)) {
// Safe to convert rbuffer_read to int, it will never overflow since we use
// relatively small buffers.
return (int)rbuffer_read(input_buffer, (char *)buf, (size_t)maxlen);
}
// Safe to convert rbuffer_read to int, it will never overflow since
// we use relatively small buffers.
return (int)rbuffer_read(input_buffer, (char *)buf, (size_t)maxlen);
// If there are deferred events, return the keys directly
if (event_has_deferred()) {
return push_event_key(buf, maxlen);
}
if (result == kInputEof) {
read_error_exit();
}
return 0;
}
// Check if a character is available for reading
@@ -320,9 +321,8 @@ static int push_event_key(uint8_t *buf, int maxlen)
static bool input_ready(void)
{
return typebuf_was_filled || // API call filled typeahead
event_has_deferred() || // Events must be processed
(!embedded_mode && (
rbuffer_pending(input_buffer) > 0 || // Stdin input
eof)); // Stdin closed
event_has_deferred() || // Events must be processed
(!embedded_mode && eof); // Stdin closed
}