ubase/util/recurse.c

44 lines
945 B
C

/* See LICENSE file for copyright and license details. */
#include <sys/stat.h>
#include <sys/types.h>
#include <dirent.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "../util.h"
void
recurse(const char *path, void (*fn)(const char *))
{
char buf[PATH_MAX];
struct dirent *d;
struct stat st;
DIR *dp;
if (lstat(path, &st) == -1 || S_ISDIR(st.st_mode) == 0)
return;
if (!(dp = opendir(path)))
eprintf("opendir %s:", path);
while ((d = readdir(dp))) {
if (strcmp(d->d_name, ".") == 0 ||
strcmp(d->d_name, "..") == 0)
continue;
if (strlcpy(buf, path, sizeof(buf)) >= sizeof(buf))
eprintf("path too long\n");
if (buf[strlen(buf) - 1] != '/')
if (strlcat(buf, "/", sizeof(buf)) >= sizeof(buf))
eprintf("path too long\n");
if (strlcat(buf, d->d_name, sizeof(buf)) >= sizeof(buf))
eprintf("path too long\n");
fn(buf);
}
closedir(dp);
}