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Add dentfill() and dentfree()

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This commit is contained in:
sin 2014-10-22 16:21:50 +01:00
parent 5335be5832
commit 32bce991be
1 changed files with 42 additions and 28 deletions
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70
noice.c
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@ -441,6 +441,46 @@ printent(struct entry *ent, int active)
free(name); free(name);
} }
int
dentfill(DIR *dirp, struct entry **dents,
int (*filter)(regex_t *, char *), regex_t *re)
{
struct dirent *dp;
struct stat sb;
int n = 0;
int r;
while ((dp = readdir(dirp)) != NULL) {
/* Skip self and parent */
if (strcmp(dp->d_name, ".") == 0
|| strcmp(dp->d_name, "..") == 0)
continue;
if (filter(re, dp->d_name) == 0)
continue;
*dents = xrealloc(*dents, (n + 1) * sizeof(**dents));
(*dents)[n].name = xstrdup(dp->d_name);
/* Get mode flags */
r = fstatat(dirfd(dirp), dp->d_name, &sb,
AT_SYMLINK_NOFOLLOW);
if (r == -1)
printerr(1, "stat");
(*dents)[n].mode = sb.st_mode;
n++;
}
return n;
}
void
dentfree(struct entry *dents, int n)
{
int i;
for (i = 0; i < n; i++)
free(dents[i].name);
free(dents);
}
void void
browse(const char *ipath, const char *ifilter) browse(const char *ipath, const char *ifilter)
{ {
@ -476,31 +516,7 @@ begin:
if (r != 0) if (r != 0)
goto nochange; goto nochange;
while ((dp = readdir(dirp)) != NULL) { n = dentfill(dirp, &dents, visible, &filter_re);
char *name;
/* Skip self and parent */
if (strcmp(dp->d_name, ".") == 0
|| strcmp(dp->d_name, "..") == 0)
continue;
if (!visible(&filter_re, dp->d_name))
continue;
/* Deep copy because readdir(3) reuses the entries */
dents = xrealloc(dents, (n + 1) * sizeof(*dents));
dents[n].name = xstrdup(dp->d_name);
/* Handle root case */
if (strcmp(path, "/") == 0)
asprintf(&name, "/%s", dents[n].name);
else
asprintf(&name, "%s/%s", path, dents[n].name);
/* Get mode flags */
r = lstat(name, &sb);
free(name);
if (r == -1)
printerr(1, "stat");
dents[n].mode = sb.st_mode;
n++;
}
/* Make sure cur is in range */ /* Make sure cur is in range */
cur = MIN(cur, n - 1); cur = MIN(cur, n - 1);
@ -695,9 +711,7 @@ nochange:
} }
out: out:
for (i = 0; i < n; i++) dentfree(dents, n);
free(dents[i].name);
free(dents);
/* Should never be null */ /* Should never be null */
r = closedir(dirp); r = closedir(dirp);