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comment fixes
git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@3570 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
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78
src/winio.c
78
src/winio.c
@ -30,10 +30,10 @@
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#include <ctype.h>
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static int *key_buffer = NULL;
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/* The default keystroke buffer, containing all the keystrokes
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* we have at a given point. */
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/* The keystroke buffer, containing all the keystrokes we have
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* at a given point. */
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static size_t key_buffer_len = 0;
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/* The length of the default keystroke buffer. */
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/* The length of the keystroke buffer. */
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static int statusblank = 0;
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/* The number of keystrokes left after we call statusbar(),
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* before we actually blank the statusbar. */
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@ -104,8 +104,8 @@ static bool disable_cursorpos = FALSE;
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* be the Begin key. */
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/* Read in a sequence of keystrokes from win and save them in the
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* default keystroke buffer. This should only be called when the
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* default keystroke buffer is empty. */
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* keystroke buffer. This should only be called when the keystroke
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* buffer is empty. */
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void get_key_buffer(WINDOW *win)
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{
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int input;
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@ -184,14 +184,13 @@ void get_key_buffer(WINDOW *win)
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#endif
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}
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/* Return the length of the default keystroke buffer. */
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/* Return the length of the keystroke buffer. */
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size_t get_key_buffer_len(void)
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{
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return key_buffer_len;
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}
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/* Add the contents of the keystroke buffer input to the default
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* keystroke buffer. */
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/* Add the keystrokes in input to the keystroke buffer. */
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void unget_input(int *input, size_t input_len)
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{
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#ifndef NANO_TINY
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@ -203,27 +202,26 @@ void unget_input(int *input, size_t input_len)
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if (input_len == 0)
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return;
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/* If adding input would put the default keystroke buffer beyond
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* maximum capacity, only add enough of input to put it at maximum
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/* If adding input would put the keystroke buffer beyond maximum
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* capacity, only add enough of input to put it at maximum
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* capacity. */
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if (key_buffer_len + input_len < key_buffer_len)
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input_len = (size_t)-1 - key_buffer_len;
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/* Add the length of input to the length of the default keystroke
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* buffer, and reallocate the default keystroke buffer so that it
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* has enough room for input. */
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/* Add the length of input to the length of the keystroke buffer,
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* and reallocate the keystroke buffer so that it has enough room
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* for input. */
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key_buffer_len += input_len;
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key_buffer = (int *)nrealloc(key_buffer, key_buffer_len *
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sizeof(int));
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/* If the default keystroke buffer wasn't empty before, move its
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* beginning forward far enough so that we can add input to its
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* beginning. */
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/* If the keystroke buffer wasn't empty before, move its beginning
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* forward far enough so that we can add input to its beginning. */
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if (key_buffer_len > input_len)
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memmove(key_buffer + input_len, key_buffer,
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(key_buffer_len - input_len) * sizeof(int));
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/* Copy input to the beginning of the default keystroke buffer. */
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/* Copy input to the beginning of the keystroke buffer. */
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memcpy(key_buffer, input, input_len * sizeof(int));
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}
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@ -244,11 +242,11 @@ void unget_kbinput(int kbinput, bool meta_key, bool func_key)
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}
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}
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/* Try to read input_len characters from the default keystroke buffer.
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* If the default keystroke buffer is empty and win isn't NULL, try to
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* read in more characters from win and add them to the default
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* keystroke buffer before doing anything else. If the default
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* keystroke buffer is empty and win is NULL, return NULL. */
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/* Try to read input_len characters 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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* characters from win and add them to the keystroke buffer before doing
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* anything else. If the keystroke buffer is empty and win is NULL,
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* return NULL. */
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int *get_input(WINDOW *win, size_t input_len)
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{
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int *input;
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@ -266,29 +264,28 @@ int *get_input(WINDOW *win, size_t input_len)
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return NULL;
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}
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/* If input_len is greater than the length of the default keystroke
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* buffer, only read the number of characters in the default
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* keystroke buffer. */
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/* If input_len is greater than the length of the keystroke buffer,
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* only read the number of characters in the keystroke buffer. */
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if (input_len > key_buffer_len)
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input_len = key_buffer_len;
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/* Subtract input_len from the length of the default keystroke
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* buffer, and allocate the keystroke buffer input so that it
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* has enough room for input_len keystrokes. */
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/* Subtract input_len from the length of the keystroke buffer, and
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* allocate input so that it has enough room for input_len
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* keystrokes. */
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key_buffer_len -= input_len;
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input = (int *)nmalloc(input_len * sizeof(int));
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/* Copy input_len characters from the beginning of the default
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* keystroke buffer into input. */
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/* Copy input_len keystrokes from the beginning of the keystroke
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* buffer into input. */
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memcpy(input, key_buffer, input_len * sizeof(int));
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/* If the default keystroke buffer is empty, mark it as such. */
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/* If the keystroke buffer is empty, mark it as such. */
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if (key_buffer_len == 0) {
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free(key_buffer);
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key_buffer = NULL;
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/* If the default keystroke buffer isn't empty, move its
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* beginning forward far enough so that the keystrokes in input are
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* no longer at its beginning. */
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/* If the keystroke buffer isn't empty, move its beginning forward
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* far enough so that the keystrokes in input are no longer at its
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* beginning. */
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} else {
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memmove(key_buffer, key_buffer + input_len, key_buffer_len *
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sizeof(int));
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@ -1221,7 +1218,7 @@ int get_byte_kbinput(int kbinput)
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break;
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case 3:
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/* Three digits: add the digit we got to the 1's position of
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* the byte sequence holder, and save the corresponding word
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* the byte sequence holder, and save the corresponding byte
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* value as the result. */
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if (('0' <= kbinput && kbinput <= '5') || (byte < 250 &&
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'6' <= kbinput && kbinput <= '9')) {
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@ -1229,7 +1226,7 @@ int get_byte_kbinput(int kbinput)
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retval = byte;
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} else
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/* If the character we got isn't a decimal digit, or if
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* it is and it would put the byte sequence out of word
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* it is and it would put the byte sequence out of byte
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* range, save it as the result. */
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retval = kbinput;
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break;
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@ -1412,9 +1409,8 @@ int get_control_kbinput(int kbinput)
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return retval;
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}
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/* Put the output-formatted characters in output back into the default
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* keystroke buffer, so that they can be parsed and displayed as output
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* again. */
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/* Put the output-formatted characters in output back into the keystroke
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* buffer, so that they can be parsed and displayed as output again. */
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void unparse_kbinput(char *output, size_t output_len)
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{
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int *input;
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@ -1476,8 +1472,8 @@ int *parse_verbatim_kbinput(WINDOW *win, size_t *kbinput_len)
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* first keystroke. */
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if (uni != ERR)
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unget_input(kbinput, 1);
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/* Otherwise, read in keystrokes until we have a complete word
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* sequence, and put back the corresponding word value. */
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/* Otherwise, read in keystrokes until we have a complete Unicode
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* sequence, and put back the corresponding Unicode value. */
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else {
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char *uni_mb;
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int uni_mb_len, *seq, i;
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