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/* Copyright © 2005-2007 Roger Leigh <rleigh@debian.org>
*
* schroot 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 3 of the License, or
* (at your option) any later version.
*
* schroot 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, see
* <http://www.gnu.org/licenses/>.
*
*********************************************************************/
#include <config.h>
#include "sbuild-ctty.h"
#include "sbuild-error.h"
#include "sbuild-i18n.h"
#include "sbuild-log.h"
#include "sbuild-nostream.h"
#include "sbuild-util.h"
#include <iostream>
#include <boost/format.hpp>
using boost::format;
using namespace sbuild;
namespace
{
/**
* Log an exception reason. Log the reason an exception was thrown,
* if the exception contains reason information.
*
* @param e the exception to log.
* @param ctty true to log to the CTTY or false to log to cerr.
*/
void
log_reason (std::exception const& e,
bool ctty)
{
try
{
error_base const& eb(dynamic_cast<error_base const&>(e));
string_list lines = split_string(eb.why(), "\n");
for (string_list::const_iterator line = lines.begin();
line != lines.end();
++line)
ctty ? log_ctty_info() : log_info()
<< *line << std::endl;
}
catch (std::bad_cast const& discard)
{
}
}
/**
* Log an exception reason as an informational message.
*
* @param e the exception to log.
*/
void
log_exception_reason (std::exception const& e)
{
log_reason(e, false);
}
/**
* Log an exception reason as as an informational message to the
* Controlling TTY.
*
* @param e the exception to log.
*/
void
log_ctty_exception_reason (std::exception const& e)
{
log_reason(e, true);
}
}
std::ostream&
sbuild::log_info ()
{
// TRANSLATORS: "I" is an abbreviation of "Information"
return std::cerr << _("I: ");
}
std::ostream&
sbuild::log_warning ()
{
// TRANSLATORS: "W" is an abbreviation of "Warning"
return std::cerr << _("W: ");
}
std::ostream&
sbuild::log_error ()
{
// TRANSLATORS: "E" is an abbreviation of "Error"
return std::cerr << _("E: ");
}
std::ostream&
sbuild::log_debug (sbuild::debug_level level)
{
if (debug_log_level > 0 &&
level >= debug_log_level)
// TRANSLATORS: %1% = integer debug level
// TRANSLATORS: "D" is an abbreviation of "Debug"
return std::cerr << format(_("D(%1%): ")) % level;
else
return sbuild::cnull;
}
std::ostream&
sbuild::log_ctty_info ()
{
// TRANSLATORS: "I" is an abbreviation of "Information"
return cctty << _("I: ");
}
std::ostream&
sbuild::log_ctty_warning ()
{
// TRANSLATORS: "W" is an abbreviation of "Warning"
return cctty << _("W: ");
}
std::ostream&
sbuild::log_ctty_error ()
{
// TRANSLATORS: "E" is an abbreviation of "Error"
return cctty << _("E: ");
}
void
sbuild::log_exception_warning (std::exception const& e)
{
log_warning() << e.what() << std::endl;
log_exception_reason(e);
}
void
sbuild::log_exception_error (std::exception const& e)
{
log_error() << e.what() << std::endl;
log_exception_reason(e);
}
void
sbuild::log_ctty_exception_warning (std::exception const& e)
{
log_ctty_warning() << e.what() << std::endl;
log_ctty_exception_reason(e);
}
void
sbuild::log_ctty_exception_error (std::exception const& e)
{
log_ctty_error() << e.what() << std::endl;
log_ctty_exception_reason(e);
}
void
sbuild::log_unknown_exception_error ()
{
log_error() << _("An unknown exception occurred") << std::endl;
}
sbuild::debug_level sbuild::debug_log_level = sbuild::DEBUG_NONE;
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