rexy712/nano-with-linefolding
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tweaks: reshuffle a declaration, and correct the wording of a comment

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Also, drop an unneeded condition, as memmove() allows moving zero bytes.
This commit is contained in:
Benno Schulenberg 2022-09-23 09:20:29 +02:00
parent 7eb66d3e09
commit 0d1438a731
1 changed files with 6 additions and 7 deletions
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13
src/winio.c
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@ -48,6 +48,10 @@ static int *nextcodes = NULL;
/* A pointer pointing at the next keycode in the keystroke buffer. */
static size_t waiting_codes = 0;
/* The number of key codes waiting in the keystroke buffer. */
#ifdef ENABLE_NANORC
static const char *plants_pointer = NULL;
/* Points into the expansion string for the current implantation. */
#endif
static int digit_count = 0;
/* How many digits of a three-digit character code we've eaten. */
static bool reveal_cursor = FALSE;
@ -64,10 +68,6 @@ static bool has_more = FALSE;
/* Whether the current line has more text after the displayed part. */
static bool is_shorter = TRUE;
/* Whether a row's text is narrower than the screen's width. */
#ifdef ENABLE_NANORC
static const char *plants_pointer = NULL;
/* Points into the expansion string for the current implantation. */
#endif
#ifndef NANO_TINY
static size_t sequel_column = 0;
/* The starting column of the next chunk when softwrapping. */
@ -86,7 +86,7 @@ void add_to_macrobuffer(int code)
macro_buffer[macro_length - 1] = code;
}
/* Remove the last key code plus any trailing Esc codes from macro buffer. */
/* Remove the last key code plus any leading Esc codes from macro buffer. */
void snip_last_keystroke(void)
{
macro_length--;
@ -317,8 +317,7 @@ void put_back(int keycode)
/* If there is no room at the head of the keystroke buffer, make room. */
if (nextcodes == key_buffer) {
key_buffer = nrealloc(key_buffer, (waiting_codes + 1) * sizeof(int));
if (waiting_codes)
memmove(key_buffer + 1, key_buffer, waiting_codes * sizeof(int));
memmove(key_buffer + 1, key_buffer, waiting_codes * sizeof(int));
nextcodes = key_buffer;
} else
nextcodes--;