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tweaks: rename two variables, to be more telling

master
Benno Schulenberg 2017-01-05 22:40:49 +01:00
parent cbf7e57ed0
commit 4a1302ef55
1 changed files with 26 additions and 27 deletions
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53
src/search.c
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@ -244,24 +244,24 @@ int findnextstr(const char *needle, bool whole_word_only, size_t *match_len,
/* The length of a match -- will be recomputed for a regex. */
int feedback = 0;
/* When bigger than zero, show and wipe the "Searching..." message. */
filestruct *fileptr = openfile->current;
const char *rev_start = fileptr->data, *found = NULL;
filestruct *line = openfile->current;
const char *from = line->data, *found = NULL;
size_t found_x;
/* The x coordinate of a found occurrence. */
time_t lastkbcheck = time(NULL);
/* rev_start might end up 1 character before the start or after the
* end of the line. This won't be a problem because strstrwrapper()
/* 'from' might end up 1 character before the start or after the end
* of the line. This is fine because in that case strstrwrapper()
* will return immediately and say that no match was found, and
* rev_start will be properly set when the search continues on the
* 'from' will be properly set when the search continues on the
* previous or next line. */
if (ISSET(BACKWARDS_SEARCH)) {
if (openfile->current_x == 0)
rev_start += -1;
from += -1;
else
rev_start += move_mbleft(fileptr->data, openfile->current_x);
from += move_mbleft(line->data, openfile->current_x);
} else
rev_start += move_mbright(fileptr->data, openfile->current_x);
from += move_mbright(line->data, openfile->current_x);
enable_nodelay();
@ -293,7 +293,7 @@ int findnextstr(const char *needle, bool whole_word_only, size_t *match_len,
}
/* Search for the needle in the current line. */
found = strstrwrapper(fileptr->data, needle, rev_start);
found = strstrwrapper(line->data, needle, from);
if (found != NULL) {
#ifdef HAVE_REGEX_H
@ -303,15 +303,15 @@ int findnextstr(const char *needle, bool whole_word_only, size_t *match_len,
/* If the regex starts with a BOW anchor, check that the found
* match actually is the start of a word. If not, continue. */
if (bow_anchored && found != fileptr->data) {
size_t before = move_mbleft(fileptr->data, found - fileptr->data);
if (bow_anchored && found != line->data) {
size_t before = move_mbleft(line->data, found - line->data);
/* If a word char is before the match, skip this match. */
if (is_word_mbchar(fileptr->data + before, FALSE)) {
if (is_word_mbchar(line->data + before, FALSE)) {
if (ISSET(BACKWARDS_SEARCH))
rev_start = fileptr->data + before;
from = line->data + before;
else
rev_start = found + move_mbright(found, 0);
from = found + move_mbright(found, 0);
continue;
}
}
@ -321,12 +321,11 @@ int findnextstr(const char *needle, bool whole_word_only, size_t *match_len,
/* When we're spell checking, a match is only a true match when
* it is a separate word. */
if (whole_word_only) {
if (is_separate_word(found - fileptr->data, found_len,
fileptr->data))
if (is_separate_word(found - line->data, found_len, line->data))
break;
else {
/* Maybe there is a whole word in the rest of the line. */
rev_start = found + move_mbright(found, 0);
from = found + move_mbright(found, 0);
continue;
}
} else
@ -343,12 +342,12 @@ int findnextstr(const char *needle, bool whole_word_only, size_t *match_len,
/* Move to the previous or next line in the file. */
if (ISSET(BACKWARDS_SEARCH))
fileptr = fileptr->prev;
line = line->prev;
else
fileptr = fileptr->next;
line = line->next;
/* If we've reached the start or end of the buffer, wrap around. */
if (fileptr == NULL) {
if (line == NULL) {
#ifndef DISABLE_SPELLER
/* When we're spell-checking, end-of-buffer means we're done. */
if (whole_word_only) {
@ -357,9 +356,9 @@ int findnextstr(const char *needle, bool whole_word_only, size_t *match_len,
}
#endif
if (ISSET(BACKWARDS_SEARCH))
fileptr = openfile->filebot;
line = openfile->filebot;
else
fileptr = openfile->fileage;
line = openfile->fileage;
statusbar(_("Search Wrapped"));
/* Delay the "Searching..." message for at least two seconds. */
@ -367,16 +366,16 @@ int findnextstr(const char *needle, bool whole_word_only, size_t *match_len,
}
/* If we've reached the original starting line, take note. */
if (fileptr == begin)
if (line == begin)
came_full_circle = TRUE;
/* Set the starting x to the start or end of the line. */
rev_start = fileptr->data;
from = line->data;
if (ISSET(BACKWARDS_SEARCH))
rev_start += strlen(fileptr->data);
from += strlen(line->data);
}
found_x = found - fileptr->data;
found_x = found - line->data;
/* Ensure that the found occurrence is not beyond the starting x. */
if (came_full_circle && ((!ISSET(BACKWARDS_SEARCH) && found_x > begin_x) ||
@ -389,7 +388,7 @@ int findnextstr(const char *needle, bool whole_word_only, size_t *match_len,
disable_nodelay();
/* Set the current position to point at what we found. */
openfile->current = fileptr;
openfile->current = line;
openfile->current_x = found_x;
/* When requested, pass back the length of the match. */