mirror of
https://github.com/sheumann/hush.git
synced 2024-11-19 08:31:11 +00:00
53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* iod.c - Iterate a function on each entry of a directory
|
|
*
|
|
* Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr>
|
|
* Laboratoire MASI, Institut Blaise Pascal
|
|
* Universite Pierre et Marie Curie (Paris VI)
|
|
*
|
|
* This file can be redistributed under the terms of the GNU Library General
|
|
* Public License
|
|
*/
|
|
|
|
/*
|
|
* History:
|
|
* 93/10/30 - Creation
|
|
*/
|
|
|
|
#include "e2p.h"
|
|
#include <unistd.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
int iterate_on_dir (const char * dir_name,
|
|
int (*func) (const char *, struct dirent *, void *),
|
|
void * private)
|
|
{
|
|
DIR * dir;
|
|
struct dirent *de, *dep;
|
|
int max_len, len;
|
|
|
|
max_len = PATH_MAX + sizeof(struct dirent);
|
|
de = xmalloc(max_len+1);
|
|
memset(de, 0, max_len+1);
|
|
|
|
dir = opendir (dir_name);
|
|
if (dir == NULL) {
|
|
free(de);
|
|
return -1;
|
|
}
|
|
while ((dep = readdir (dir))) {
|
|
len = sizeof(struct dirent);
|
|
if (len < dep->d_reclen)
|
|
len = dep->d_reclen;
|
|
if (len > max_len)
|
|
len = max_len;
|
|
memcpy(de, dep, len);
|
|
(*func) (dir_name, de, private);
|
|
}
|
|
free(de);
|
|
closedir(dir);
|
|
return 0;
|
|
}
|