-/*
- * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-/*
- * Date: 27.10.2002
- */
-
-/*
- * Author : Boris Mikhailenko <stg34@ua.fm>
- */
-
- /*
- $Revision: 1.5 $
- $Date: 2009/10/22 11:40:22 $
- */
-
-//---------------------------------------------------------------------------
-
-// getpid
-#include <sys/types.h>
-#include <unistd.h>
-
-#include <cerrno> // E*
-#include <cstring>
-#include <sstream>
-#include <cstdlib>
-#include <cstdio>
-
-#include <fstream>
-
-#include "stg/conffiles.h"
-
-namespace
-{
-//---------------------------------------------------------------------------
-std::string TrimL(std::string val)
-{
-size_t pos = val.find_first_not_of(" \t");
-if (pos == std::string::npos)
- {
- val.erase(val.begin(), val.end());
- }
-else
- {
- val.erase(0, pos);
- }
-return val;
-}
-//---------------------------------------------------------------------------
-std::string TrimR(std::string val)
-{
-size_t pos = val.find_last_not_of(" \t");
-if (pos != std::string::npos)
- {
- val.erase(pos + 1);
- }
-return val;
-}
-//---------------------------------------------------------------------------
-std::string Trim(const std::string& val)
-{
-return TrimR(TrimL(val));
-}
-//---------------------------------------------------------------------------
-} // namespace anonymous
-
-//---------------------------------------------------------------------------
-bool StringCaseCmp(const std::string & str1, const std::string & str2)
-{
-return (strcasecmp(str1.c_str(), str2.c_str()) < 0);
-}
-//---------------------------------------------------------------------------
-CONFIGFILE::CONFIGFILE(const std::string & fn, bool nook)
- : param_val(StringCaseCmp),
- fileName(fn),
- error(0),
- changed(false)
-{
-std::ifstream f(fileName.c_str());
-
-if (!f)
- {
- if (!nook)
- error = -1;
- return;
- }
-
-std::string line;
-while (getline(f, line))
- {
- size_t pos = line.find('#');
- if (pos != std::string::npos)
- line.resize(pos);
-
- if (line.find_first_not_of(" \t\r") == std::string::npos)
- continue;
-
- pos = line.find_first_of('=');
- if (pos == std::string::npos)
- {
- error = -1;
- return;
- }
-
- std::string parameter = Trim(line.substr(0, pos));
- std::string value = Trim(line.substr(pos + 1));
- param_val[parameter] = value;
- }
-}
-//---------------------------------------------------------------------------
-CONFIGFILE::~CONFIGFILE()
-{
-Flush();
-}
-//---------------------------------------------------------------------------
-const std::string & CONFIGFILE::GetFileName() const
-{
-return fileName;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::Error() const
-{
-int e = error;
-error = 0;
-return e;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadString(const std::string & param, std::string * val, const std::string & defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- *val = it->second;
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-void CONFIGFILE::WriteString(const std::string & param, const std::string &val)
-{
-param_val[param] = val;
-changed = true;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadTime(const std::string & param, time_t * val, time_t defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = strtol(it->second.c_str(), &res, 10);
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadInt(const std::string & param, int * val, int defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = static_cast<int>(strtol(it->second.c_str(), &res, 10));
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadUInt(const std::string & param, unsigned int * val, unsigned int defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = static_cast<unsigned int>(strtoul(it->second.c_str(), &res, 10));
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadLongInt(const std::string & param, long int * val, long int defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = strtol(it->second.c_str(), &res, 10);
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadULongInt(const std::string & param, unsigned long int * val, unsigned long int defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = strtoul(it->second.c_str(), &res, 10);
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadLongLongInt(const std::string & param, int64_t * val, int64_t defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = strtoll(it->second.c_str(), &res, 10);
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadULongLongInt(const std::string & param, uint64_t * val, uint64_t defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = strtoull(it->second.c_str(), &res, 10);
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadShortInt(const std::string & param, short int * val, short int defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = (short)strtol(it->second.c_str(), &res, 10);
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadUShortInt(const std::string & param, unsigned short int * val, unsigned short int defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = (short)strtoul(it->second.c_str(), &res, 10);
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-void CONFIGFILE::WriteInt(const std::string & param, int64_t val)
-{
-char buf[32];
-snprintf(buf, sizeof(buf), "%lld", static_cast<long long int>(val));
-param_val[param] = buf;
-changed = true;
-}
-//---------------------------------------------------------------------------
-void CONFIGFILE::WriteTime(const std::string & param, time_t val)
-{
-std::stringstream ss;
-ss<<val;
-param_val[param] = ss.str();
-changed = true;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::ReadDouble(const std::string & param, double * val, double defaultVal) const
-{
-const std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it(param_val.find(param));
-
-if (it != param_val.end())
- {
- char *res;
- *val = strtod(it->second.c_str(), &res);
- if (*res != 0)
- {
- *val = defaultVal; //Error!
- return EINVAL;
- }
- return 0;
- }
-
-*val = defaultVal;
-return -1;
-}
-//---------------------------------------------------------------------------
-void CONFIGFILE::WriteDouble(const std::string & param, double val)
-{
-char s[30];
-snprintf(s, 30, "%f", val);
-param_val[param] = s;
-changed = true;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::Flush(const std::string & path) const
-{
-std::ofstream f(path.c_str());
-if (!f.is_open())
- {
- error = EIO;
- return EIO;
- }
-
-std::map<std::string, std::string, StringCaseCmp_t>::const_iterator it = param_val.begin();
-while (it != param_val.end())
- {
- f << it->first << "=" << it->second << "\n";
- ++it;
- }
-
-f.close();
-return 0;
-}
-//---------------------------------------------------------------------------
-int CONFIGFILE::Flush() const
-{
-if (!changed)
- return 0;
-
-char pid[6];
-snprintf(pid, sizeof(pid), "%d", getpid());
-
-if (Flush(fileName + "." + pid))
- return -1;
-
-if (rename((fileName + "." + pid).c_str(), fileName.c_str()))
- return -1;
-
-changed = false;
-
-return 0;
-}
-//---------------------------------------------------------------------------
git.stg.codes / stg.git / blobdiff