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-rw-r--r--miscutils/less.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/miscutils/less.c b/miscutils/less.c
index 702c4a891..bd855066f 100644
--- a/miscutils/less.c
+++ b/miscutils/less.c
@@ -96,7 +96,6 @@ struct globals {
smallint pattern_valid;
#endif
smallint terminated;
- smalluint kbd_input_size;
struct termios term_orig, term_less;
char kbd_input[KEYCODE_BUFFER_SIZE];
};
@@ -135,7 +134,6 @@ struct globals {
#define terminated (G.terminated )
#define term_orig (G.term_orig )
#define term_less (G.term_less )
-#define kbd_input_size (G.kbd_input_size )
#define kbd_input (G.kbd_input )
#define INIT_G() do { \
SET_PTR_TO_GLOBALS(xzalloc(sizeof(G))); \
@@ -806,7 +804,7 @@ static void reinitialize(void)
buffer_fill_and_print();
}
-static ssize_t getch_nowait(void)
+static int getch_nowait(void)
{
int rd;
struct pollfd pfd[2];
@@ -839,7 +837,7 @@ static ssize_t getch_nowait(void)
move_cursor(max_displayed_line + 2, less_gets_pos + 1);
fflush(stdout);
- if (kbd_input_size == 0) {
+ if (kbd_input[0] == 0) { /* if nothing is buffered */
#if ENABLE_FEATURE_LESS_WINCH
while (1) {
int r;
@@ -856,7 +854,7 @@ static ssize_t getch_nowait(void)
/* We have kbd_fd in O_NONBLOCK mode, read inside read_key()
* would not block even if there is no input available */
- rd = read_key(kbd_fd, &kbd_input_size, kbd_input);
+ rd = read_key(kbd_fd, kbd_input);
if (rd == -1) {
if (errno == EAGAIN) {
/* No keyboard input available. Since poll() did return,
@@ -872,9 +870,9 @@ static ssize_t getch_nowait(void)
return rd;
}
-/* Grab a character from input without requiring the return key. If the
- * character is ASCII \033, get more characters and assign certain sequences
- * special return codes. Note that this function works best with raw input. */
+/* Grab a character from input without requiring the return key.
+ * May return KEYCODE_xxx values.
+ * Note that this function works best with raw input. */
static int less_getch(int pos)
{
int i;