barrier/lib/arch/CArchFileUnix.cpp

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/*
* synergy -- mouse and keyboard sharing utility
* Copyright (C) 2002 Chris Schoeneman
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* found in the file COPYING that should have accompanied this file.
*
* This package 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.
*/
#include "CArchFileUnix.h"
#include <unistd.h>
#include <pwd.h>
#include <sys/types.h>
#include <cstring>
//
// CArchFileUnix
//
CArchFileUnix::CArchFileUnix()
{
// do nothing
}
CArchFileUnix::~CArchFileUnix()
{
// do nothing
}
const char*
CArchFileUnix::getBasename(const char* pathname)
{
if (pathname == NULL) {
return NULL;
}
const char* basename = strrchr(pathname, '/');
if (basename != NULL) {
return basename + 1;
}
else {
return pathname;
}
}
std::string
CArchFileUnix::getUserDirectory()
{
#if HAVE_GETPWUID_R
struct passwd pwent;
struct passwd* pwentp;
#if defined(_SC_GETPW_R_SIZE_MAX)
long size = sysconf(_SC_GETPW_R_SIZE_MAX);
if (size == -1) {
size = BUFSIZ;
}
#else
long size = BUFSIZ;
#endif
char* buffer = new char[size];
getpwuid_r(getuid(), &pwent, buffer, size, &pwentp);
delete[] buffer;
#else
struct passwd* pwentp = getpwuid(getuid());
#endif
if (pwentp != NULL && pwentp->pw_dir != NULL) {
return pwentp->pw_dir;
}
else {
return std::string();
}
}
std::string
CArchFileUnix::getSystemDirectory()
{
return "/etc";
}
std::string
CArchFileUnix::concatPath(const std::string& prefix,
const std::string& suffix)
{
std::string path;
path.reserve(prefix.size() + 1 + suffix.size());
path += prefix;
if (path.size() == 0 || path[path.size() - 1] != '/') {
path += '/';
}
path += suffix;
return path;
}