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tweaks: rename a variable, and condense a comment
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19
src/winio.c
19
src/winio.c
@ -286,11 +286,10 @@ void implant(const char *string)
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}
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#endif
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/* Try to read input_len codes from the keystroke buffer. If the
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* keystroke buffer is empty and win isn't NULL, try to read in more
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* codes from win and add them to the keystroke buffer before doing
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* anything else. If the keystroke buffer is (still) empty, return NULL. */
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int *get_input(WINDOW *win, size_t input_len)
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/* Try to read the requested number of codes from the keystroke buffer.
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* If the buffer is empty and win isn't NULL, try to read in more codes,
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* and if the buffer is still empty then, return NULL. */
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int *get_input(WINDOW *win, size_t count)
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{
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int *input;
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@ -300,14 +299,14 @@ int *get_input(WINDOW *win, size_t input_len)
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if (key_buffer_len == 0)
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return NULL;
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/* Copy input_len codes from the head of the keystroke buffer. */
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input = (int *)nmalloc(input_len * sizeof(int));
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memcpy(input, key_buffer, input_len * sizeof(int));
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key_buffer_len -= input_len;
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/* Copy the requested codes from the head of the keystroke buffer. */
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input = (int *)nmalloc(count * sizeof(int));
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memcpy(input, key_buffer, count * sizeof(int));
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key_buffer_len -= count;
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/* If the buffer still contains keystrokes, move them to the front. */
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if (key_buffer_len > 0)
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memmove(key_buffer, key_buffer + input_len, key_buffer_len * sizeof(int));
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memmove(key_buffer, key_buffer + count, key_buffer_len * sizeof(int));
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return input;
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}
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