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Optimize bulk selection

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Arun Prakash Jana 2021-07-15 20:12:07 +05:30
parent 0159c08602
commit 4ec87e3021
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GPG key ID: A75979F35C080412
1 changed files with 25 additions and 19 deletions
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44
src/nnn.c
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@ -1406,20 +1406,16 @@ static void writesel(const char *buf, const size_t buflen)
printwarn(NULL);
}
static bool appendfpath(const char *path, const size_t len)
static void appendfpath(const char *path, const size_t len)
{
bool ret = FALSE;
if ((selbufpos >= selbuflen) || ((len + 3) > (selbuflen - selbufpos))) {
selbuflen += PATH_MAX;
pselbuf = xrealloc(pselbuf, selbuflen);
ret = TRUE;
if (!pselbuf)
errexit();
}
selbufpos += xstrsncpy(pselbuf + selbufpos, path, len);
return ret;
}
/* Write selected file paths to fd, linefeed separated */
@ -1717,32 +1713,42 @@ static bool scanselforpath(const char *path)
static void addtoselbuf(char *path, int startid, int endid)
{
size_t len;
size_t len, alloclen = 0;
size_t const pathlen = xstrlen(path);
struct entry *dentp;
bool add = FALSE;
char *found;
/* Remember current selection buffer position */
for (int i = startid; i <= endid; ++i) {
dentp = &pdents[i];
len = mkpath(path, dentp->name, g_buf);
if (findselpos) {
if (dentp->flags & FILE_SCANNED) {
if (!(dentp->flags & FILE_SELECTED))
add = TRUE;
len = mkpath(path, dentp->name, g_buf);
found = findinsel(findselpos, len);
if (found) {
dentp->flags |= (FILE_SCANNED | FILE_SELECTED);
if (found == findselpos) {
findselpos += len;
if (findselpos == (pselbuf + selbufpos))
findselpos = NULL;
}
} else
add = !findinsel(findselpos, len);
alloclen += pathlen + dentp->nlen;
} else
add = TRUE;
alloclen += pathlen + dentp->nlen;
}
if (add) {
/* Write the path to selection file to avoid flush */
if (appendfpath(g_buf, len) && findselpos)
scanselforpath(path);
pselbuf = xrealloc(pselbuf, selbuflen + alloclen);
if (!pselbuf)
errexit();
for (int i = startid; i <= endid; ++i) {
if (!(pdents[i].flags & FILE_SELECTED)) {
len = mkpath(path, pdents[i].name, g_buf);
appendfpath(g_buf, len);
++nselected;
add = FALSE;
pdents[i].flags |= (FILE_SCANNED | FILE_SELECTED);
}
dentp->flags |= (FILE_SCANNED | FILE_SELECTED);
}
writesel(pselbuf, selbufpos - 1); /* Truncate NULL from end */