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/* Copyright (C) 2004-2019 J.F.Dockes
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "autoconfig.h"
#include "wipedir.h"
#include <string>
#include "log.h"
#include "pathut.h"
int wipedir(const std::string& dir, bool selfalso, bool recurse)
{
int ret = -1;
if (!path_isdir(dir)) {
LOGERR("wipedir: " << dir << " not a directory\n");
return -1;
}
if (!path_access(dir, R_OK|W_OK|X_OK)) {
LOGSYSERR("wipedir", "access", dir);
return -1;
}
PathDirContents dc(dir);
if (!dc.opendir()) {
LOGSYSERR("wipedir", "opendir", dir);
return -1;
}
int remaining = 0;
const struct PathDirContents::Entry *ent;
while ((ent = dc.readdir()) != nullptr) {
const std::string& dname{ent->d_name};
if (dname == "." || dname == "..")
continue;
std::string fn = path_cat(dir, dname);
if (path_isdir(fn)) {
if (recurse) {
int rr = wipedir(fn, true, true);
if (rr == -1)
goto out;
else
remaining += rr;
} else {
remaining++;
}
} else {
if (!path_unlink(fn)) {
LOGSYSERR("wipedir", "unlink", fn);
goto out;
}
}
}
ret = remaining;
if (selfalso && ret == 0) {
if (!path_rmdir(dir)) {
LOGSYSERR("wipedir", "rmdir", dir);
ret = -1;
}
}
out:
return ret;
}
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