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// **********************************************************************
//
// Copyright (c) 2001
// MutableRealms, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#include <Ice/PropertiesI.h>
#include <Ice/Exception.h>
#include <fstream>
using namespace std;
using namespace Ice;
using namespace IceInternal;
std::set<string> Ice::PropertiesI::_argumentPrefixes;
string
Ice::PropertiesI::getProperty(const string& key)
{
map<string, string>::const_iterator p = _properties.find(key);
if (p != _properties.end())
{
return p->second;
}
else
{
return string();
}
}
void
Ice::PropertiesI::setProperty(const string& key, const string& value)
{
_properties[key] = value;
}
PropertiesPtr
Ice::PropertiesI::clone()
{
int dummy = 0;
PropertiesI* p = new PropertiesI(dummy, 0);
p->_properties = _properties;
return p;
}
void
Ice::PropertiesI::addArgumentPrefix(const std::string& prefix)
{
_argumentPrefixes.insert(prefix);
}
Ice::PropertiesI::PropertiesI(int& argc, char* argv[])
{
for (int i = 1; i < argc; ++i)
{
if (strncmp(argv[i], "--Ice.Config", 12) == 0)
{
string line = argv[i];
if (line.find('=') == string::npos)
{
line += "=1";
}
parseLine(line.substr(2));
}
}
string file = getProperty("Ice.Config");
if (file.empty() || file == "1")
{
const char* s = getenv("ICE_CONFIG");
if (s && *s != '\0')
{
file = s;
}
}
if (!file.empty())
{
load(file);
}
parseArgs(argc, argv);
setProperty("Ice.Config", file);
}
Ice::PropertiesI::PropertiesI(int& argc, char* argv[], const string& file)
{
if (!file.empty())
{
load(file);
}
parseArgs(argc, argv);
setProperty("Ice.Config", file);
}
void
Ice::PropertiesI::parseArgs(int& argc, char* argv[])
{
if (!argv)
{
return;
}
if (argc > 0)
{
string name = getProperty("Ice.ProgramName");
if (name.empty())
{
setProperty("Ice.ProgramName", argv[0]);
}
}
int idx = 1;
while (idx < argc)
{
bool match = false;
string arg = argv[idx];
string::size_type beg = arg.find("--");
if (beg == 0)
{
string::size_type end = arg.find('.');
if (end != string::npos)
{
string prefix = arg.substr(2, end - 2);
if (prefix == "Ice" || _argumentPrefixes.find(prefix) != _argumentPrefixes.end())
{
match = true;
}
if (match)
{
for (int i = idx ; i + 1 < argc ; ++i)
{
argv[i] = argv[i + 1];
}
--argc;
if (arg.find('=') == string::npos)
{
arg += "=1";
}
parseLine(arg.substr(2));
}
}
}
if (!match)
{
++idx;
}
}
}
void
Ice::PropertiesI::load(const std::string& file)
{
ifstream in(file.c_str());
if (!in)
{
SystemException ex(__FILE__, __LINE__);
ex.error = getSystemErrno();
throw ex;
}
parse(in);
}
void
Ice::PropertiesI::parse(istream& in)
{
char line[1024];
while (in.getline(line, 1024))
{
parseLine(line);
}
}
void
Ice::PropertiesI::parseLine(const string& line)
{
const string delim = " \t";
string s = line;
string::size_type idx = s.find('#');
if (idx != string::npos)
{
s.erase(idx);
}
idx = s.find_last_not_of(delim);
if (idx != string::npos && idx + 1 < s.length())
{
s.erase(idx + 1);
}
string::size_type beg = s.find_first_not_of(delim);
if (beg == string::npos)
{
return;
}
string::size_type end = s.find_first_of(delim + "=", beg);
if (end == string::npos)
{
return;
}
string key = s.substr(beg, end - beg);
end = s.find('=', end);
if (end == string::npos)
{
return;
}
beg = s.find_first_not_of(delim + "=", end);
if (beg == string::npos)
{
return;
}
end = s.length();
string value = s.substr(beg, end - beg);
setProperty(key, value);
}
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