tweaks: rename two functions, to get rid of the "mb" abbreviation

Also, for me "move" is about moving the cursor.  But these functions
are about moving an index in a text, which is more general.
master
Benno Schulenberg 2019-06-09 19:37:56 +02:00
parent 3457039cee
commit 1075de1222
10 changed files with 38 additions and 38 deletions

View File

@ -340,7 +340,7 @@ int parse_mbchar(const char *buf, char *chr, size_t *col)
/* Return the index in buf of the beginning of the multibyte character
* before the one at pos. */
size_t move_mbleft(const char *buf, size_t pos)
size_t step_left(const char *buf, size_t pos)
{
#ifdef ENABLE_UTF8
if (use_utf8) {
@ -379,7 +379,7 @@ size_t move_mbleft(const char *buf, size_t pos)
/* Return the index in buf of the beginning of the multibyte character
* after the one at pos. */
size_t move_mbright(const char *buf, size_t pos)
size_t step_right(const char *buf, size_t pos)
{
return pos + char_length(buf + pos);
}
@ -508,7 +508,7 @@ char *mbrevstrcasestr(const char *haystack, const char *needle,
if (pointer == haystack)
return NULL;
pointer = haystack + move_mbleft(haystack, pointer - haystack);
pointer = haystack + step_left(haystack, pointer - haystack);
}
} else
#endif
@ -597,7 +597,7 @@ char *mbrevstrpbrk(const char *head, const char *accept, const char *pointer)
if (*pointer == '\0') {
if (pointer == head)
return NULL;
pointer = head + move_mbleft(head, pointer - head);
pointer = head + step_left(head, pointer - head);
}
while (TRUE) {
@ -608,7 +608,7 @@ char *mbrevstrpbrk(const char *head, const char *accept, const char *pointer)
if (pointer == head)
return NULL;
pointer = head + move_mbleft(head, pointer - head);
pointer = head + step_left(head, pointer - head);
}
}
#endif /* !NANO_TINY */

View File

@ -387,7 +387,7 @@ void precalc_multicolorinfo(void)
/* When at end-of-line, we're done. */
if (line->data[index] == '\0')
break;
index = move_mbright(line->data, index);
index = step_right(line->data, index);
}
continue;
}

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@ -590,7 +590,7 @@ size_t help_line_len(const char *ptr)
/* Get the length of the entire line up to a null or a newline. */
while (*(ptr + length) != '\0' && *(ptr + length) != '\n')
length = move_mbright(ptr, length);
length = step_right(ptr, length);
/* If the entire line will just fit the screen, don't wrap it. */
if (wideness(ptr, length) <= wrapping_point + 1)

View File

@ -278,7 +278,7 @@ void do_prev_word(bool allow_punct)
}
/* Step back one character. */
openfile->current_x = move_mbleft(openfile->current->data,
openfile->current_x = step_left(openfile->current->data,
openfile->current_x);
if (is_word_mbchar(openfile->current->data + openfile->current_x,
@ -296,7 +296,7 @@ void do_prev_word(bool allow_punct)
if (step_forward)
/* Move one character forward again to sit on the start of the word. */
openfile->current_x = move_mbright(openfile->current->data,
openfile->current_x = step_right(openfile->current->data,
openfile->current_x);
}
@ -324,7 +324,7 @@ bool do_next_word(bool after_ends, bool allow_punct)
seen_space = TRUE;
} else {
/* Step forward one character. */
openfile->current_x = move_mbright(openfile->current->data,
openfile->current_x = step_right(openfile->current->data,
openfile->current_x);
}
@ -570,7 +570,7 @@ void do_left(void)
linestruct *was_current = openfile->current;
if (openfile->current_x > 0)
openfile->current_x = move_mbleft(openfile->current->data,
openfile->current_x = step_left(openfile->current->data,
openfile->current_x);
else if (openfile->current != openfile->filetop) {
openfile->current = openfile->current->prev;
@ -586,7 +586,7 @@ void do_right(void)
linestruct *was_current = openfile->current;
if (openfile->current->data[openfile->current_x] != '\0')
openfile->current_x = move_mbright(openfile->current->data,
openfile->current_x = step_right(openfile->current->data,
openfile->current_x);
else if (openfile->current != openfile->filebot) {
openfile->current = openfile->current->next;

View File

@ -239,14 +239,14 @@ void do_statusbar_end(void)
void do_statusbar_left(void)
{
if (typing_x > 0)
typing_x = move_mbleft(answer, typing_x);
typing_x = step_left(answer, typing_x);
}
/* Move right one character. */
void do_statusbar_right(void)
{
if (answer[typing_x] != '\0')
typing_x = move_mbright(answer, typing_x);
typing_x = step_right(answer, typing_x);
}
/* Delete one character. */
@ -264,7 +264,7 @@ void do_statusbar_delete(void)
void do_statusbar_backspace(void)
{
if (typing_x > 0) {
typing_x = move_mbleft(answer, typing_x);
typing_x = step_left(answer, typing_x);
do_statusbar_delete();
}
}
@ -288,7 +288,7 @@ void do_statusbar_next_word(void)
/* Move forward until we reach either the end or the start of a word,
* depending on whether the AFTER_ENDS flag is set or not. */
while (answer[typing_x] != '\0') {
typing_x = move_mbright(answer, typing_x);
typing_x = step_right(answer, typing_x);
if (ISSET(AFTER_ENDS)) {
/* If this is a word character, continue; else it's a separator,
@ -315,7 +315,7 @@ void do_statusbar_prev_word(void)
/* Move backward until we pass over the start of a word. */
while (typing_x != 0) {
typing_x = move_mbleft(answer, typing_x);
typing_x = step_left(answer, typing_x);
if (is_word_mbchar(answer + typing_x, FALSE))
seen_a_word = TRUE;
@ -328,7 +328,7 @@ void do_statusbar_prev_word(void)
if (step_forward)
/* Move one character forward again to sit on the start of the word. */
typing_x = move_mbright(answer, typing_x);
typing_x = step_right(answer, typing_x);
}
#endif /* !NANO_TINY */

View File

@ -215,8 +215,8 @@ int mbwidth(const char *c);
char *make_mbchar(long chr, int *chr_mb_len);
int char_length(const char *pointer);
int parse_mbchar(const char *buf, char *chr, size_t *col);
size_t move_mbleft(const char *buf, size_t pos);
size_t move_mbright(const char *buf, size_t pos);
size_t step_left(const char *buf, size_t pos);
size_t step_right(const char *buf, size_t pos);
int mbstrcasecmp(const char *s1, const char *s2);
int mbstrncasecmp(const char *s1, const char *s2, size_t n);
char *mbstrcasestr(const char *haystack, const char *needle);

View File

@ -223,7 +223,7 @@ int findnextstr(const char *needle, bool whole_word_only, int modus,
if (skipone) {
skipone = FALSE;
if (ISSET(BACKWARDS_SEARCH) && from != line->data) {
from = line->data + move_mbleft(line->data, from - line->data);
from = line->data + step_left(line->data, from - line->data);
found = strstrwrapper(line->data, needle, from);
} else if (!ISSET(BACKWARDS_SEARCH) && *from != '\0') {
from += char_length(from);
@ -871,9 +871,9 @@ bool find_a_bracket(bool reverse, const char *bracket_pair)
return FALSE;
pointer = line->data + strlen(line->data);
} else
pointer = line->data + move_mbleft(line->data, openfile->current_x);
pointer = line->data + step_left(line->data, openfile->current_x);
} else
pointer = line->data + move_mbright(line->data, openfile->current_x);
pointer = line->data + step_right(line->data, openfile->current_x);
/* Now seek for any of the two brackets, either backwards or forwards. */
while (TRUE) {
@ -952,7 +952,7 @@ void do_find_bracket(void)
wanted_ch = ch;
while (charcount-- > 0) {
if (reverse)
wanted_ch = matchbrackets + move_mbleft(matchbrackets,
wanted_ch = matchbrackets + step_left(matchbrackets,
wanted_ch - matchbrackets);
else
wanted_ch += char_length(wanted_ch);

View File

@ -1413,7 +1413,7 @@ bool do_wrap(void)
return FALSE;
/* Step forward to the character just after the blank. */
wrap_loc = move_mbright(line->data, wrap_loc);
wrap_loc = step_right(line->data, wrap_loc);
/* When now at end-of-line, no need to wrap. */
if (line->data[wrap_loc] == '\0')
@ -1440,7 +1440,7 @@ bool do_wrap(void)
openfile->current_x = line_len;
/* If the remainder doesn't end in a blank, add a space. */
if (!is_blank_mbchar(remainder + move_mbleft(remainder, rest_length))) {
if (!is_blank_mbchar(remainder + step_left(remainder, rest_length))) {
#ifndef NANO_TINY
add_undo(ADD);
#endif
@ -1466,14 +1466,14 @@ bool do_wrap(void)
/* When requested, snip trailing blanks off the wrapped line. */
if (ISSET(TRIM_BLANKS)) {
size_t tail_x = move_mbleft(line->data, wrap_loc);
size_t typed_x = move_mbleft(line->data, cursor_x);
size_t tail_x = step_left(line->data, wrap_loc);
size_t typed_x = step_left(line->data, cursor_x);
while ((tail_x != typed_x || cursor_x >= wrap_loc) &&
is_blank_mbchar(line->data + tail_x)) {
openfile->current_x = tail_x;
do_delete();
tail_x = move_mbleft(line->data, tail_x);
tail_x = step_left(line->data, tail_x);
}
}
@ -3093,7 +3093,7 @@ char *copy_completion(char *text)
/* Find the end of the candidate word to get its length. */
while (is_word_mbchar(&text[length], FALSE))
length = move_mbright(text, length);
length = step_right(text, length);
/* Now copy this candidate to a new string. */
word = charalloc(length + 1);
@ -3145,7 +3145,7 @@ void complete_a_word(void)
/* Find the start of the fragment that the user typed. */
start_of_shard = openfile->current_x;
while (start_of_shard > 0) {
size_t oneleft = move_mbleft(openfile->current->data, start_of_shard);
size_t oneleft = step_left(openfile->current->data, start_of_shard);
if (!is_word_mbchar(&openfile->current->data[oneleft], FALSE))
break;
@ -3192,7 +3192,7 @@ void complete_a_word(void)
/* If the match is not a separate word, skip it. */
if (i > 0 && is_word_mbchar(&pletion_line->data[
move_mbleft(pletion_line->data, i)], FALSE))
step_left(pletion_line->data, i)], FALSE))
continue;
/* If this match is the shard itself, ignore it. */

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@ -202,7 +202,7 @@ bool is_separate_word(size_t position, size_t length, const char *buf)
size_t word_end = position + length;
/* Get the characters before and after the word, if any. */
parse_mbchar(buf + move_mbleft(buf, position), before, NULL);
parse_mbchar(buf + step_left(buf, position), before, NULL);
parse_mbchar(buf + word_end, after, NULL);
/* If the word starts at the beginning of the line OR the character before
@ -246,7 +246,7 @@ const char *strstrwrapper(const char *haystack, const char *needle,
/* If this is the last possible match, don't try to advance. */
if (last_find == ceiling)
break;
next_rung = move_mbright(haystack, last_find);
next_rung = step_right(haystack, last_find);
regmatches[0].rm_so = next_rung;
regmatches[0].rm_eo = far_end;
if (regexec(&search_regexp, haystack, 1, regmatches,

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@ -2001,7 +2001,7 @@ char *display_string(const char *buf, size_t column, size_t span,
if (column > beyond || (*buf != '\0' && (isprompt ||
(isdata && !ISSET(SOFTWRAP))))) {
do {
index = move_mbleft(converted, index);
index = step_left(converted, index);
} while (mbwidth(converted + index) == 0);
#ifdef ENABLE_UTF8
@ -2494,7 +2494,7 @@ void edit_draw(linestruct *fileptr, const char *converted,
/* If the match is of length zero, skip it. */
if (match.rm_so == match.rm_eo) {
index = move_mbright(fileptr->data,
index = step_right(fileptr->data,
index + match.rm_eo);
continue;
}
@ -2581,7 +2581,7 @@ void edit_draw(linestruct *fileptr, const char *converted,
endmatch.rm_so == endmatch.rm_eo) {
if (start_line->data[index] == '\0')
break;
index = move_mbright(start_line->data, index);
index = step_right(start_line->data, index);
}
/* If there is no later start on this line, next step. */
if (regexec(varnish->start, start_line->data + index,
@ -2663,7 +2663,7 @@ void edit_draw(linestruct *fileptr, const char *converted,
endmatch.rm_so == endmatch.rm_eo) {
if (fileptr->data[index] == '\0')
break;
index = move_mbright(fileptr->data, index);
index = step_right(fileptr->data, index);
}
continue;
}