75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
/*-
|
|
* Copyright (C) 1996
|
|
* David L. Nugent. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL DAVID L. NUGENT OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef lint
|
|
static const char rcsid[] =
|
|
"$Id$";
|
|
#endif /* not lint */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/param.h>
|
|
#include <unistd.h>
|
|
#include <dirent.h>
|
|
|
|
#include "pwupd.h"
|
|
|
|
void
|
|
rm_r(char const * dir, uid_t uid)
|
|
{
|
|
DIR *d = opendir(dir);
|
|
|
|
if (d != NULL) {
|
|
struct dirent *e;
|
|
struct stat st;
|
|
char file[MAXPATHLEN];
|
|
|
|
while ((e = readdir(d)) != NULL) {
|
|
if (strcmp(e->d_name, ".") != 0 && strcmp(e->d_name, "..") != 0) {
|
|
sprintf(file, "%s/%s", dir, e->d_name);
|
|
if (lstat(file, &st) == 0) { /* Need symlinks, not
|
|
* linked file */
|
|
if (S_ISDIR(st.st_mode)) /* Directory - recurse */
|
|
rm_r(file, uid);
|
|
else {
|
|
if (S_ISLNK(st.st_mode) || st.st_uid == uid)
|
|
remove(file);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
closedir(d);
|
|
if (lstat(dir, &st) == 0) {
|
|
if (S_ISLNK(st.st_mode))
|
|
remove(dir);
|
|
else if (st.st_uid == uid)
|
|
rmdir(dir);
|
|
}
|
|
}
|
|
}
|