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/* Copyright © 2006-2013 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/config.h>
#include <sbuild/personality.h>
#include <sbuild/feature.h>
#include <cstring>
#include <cerrno>
#include <utility>
#include <sys/personality.h>
#include <boost/format.hpp>
using boost::format;
namespace sbuild
{
namespace
{
sbuild::feature feature_personality
("PERSONALITY",
N_("Linux kernel Application Binary Interface switching"));
}
template<>
error<sbuild::personality::error_code>::map_type
error<sbuild::personality::error_code>::error_strings =
{
// TRANSLATORS: %1% = integer personality ID
{sbuild::personality::BAD, N_("Personality ‘%1%’ is unknown")},
// TRANSLATORS: %1% = personality name
{sbuild::personality::SET, N_("Failed to set personality ‘%1%’")}
};
std::map<std::string,sbuild::personality::type>
sbuild::personality::personalities =
{
{"undefined", 0xffffffff},
{"linux", PER_LINUX},
{"linux_32bit", PER_LINUX_32BIT},
{"svr4", PER_SVR4},
{"scorvr3", PER_SCOSVR3},
{"osr5", PER_OSR5},
{"wysev386", PER_WYSEV386},
{"iscr4", PER_ISCR4},
{"bsd", PER_BSD},
{"sunos", PER_SUNOS},
{"xenix", PER_XENIX},
{"linux32", PER_LINUX32},
{"irix32", PER_IRIX32},
{"irixn32", PER_IRIXN32},
{"irix64", PER_IRIX64},
{"riscos", PER_RISCOS},
{"solaris", PER_SOLARIS},
{"uw7", PER_UW7},
{"hpux", PER_HPUX},
{"osf4", PER_OSF4}
};
sbuild::personality::personality ():
persona_name("undefined"),
persona(find_personality("undefined"))
{
set_name("undefined");
}
sbuild::personality::personality (const std::string& persona):
persona_name("undefined"),
persona(find_personality("undefined"))
{
set_name(persona);
}
sbuild::personality::~personality ()
{
}
sbuild::personality::type
sbuild::personality::find_personality (const std::string& persona)
{
std::map<std::string,type>::const_iterator pos =
personalities.find(persona);
if (pos != personalities.end())
return pos->second;
return 0xffffffff;
}
std::string const&
sbuild::personality::find_personality (type persona)
{
static const std::string unknown("unknown");
for (std::map<std::string,type>::const_iterator pos = personalities.begin();
pos != personalities.end();
++pos)
if (pos->second == persona)
return pos->first;
return unknown;
}
std::string const&
sbuild::personality::get_name () const
{
return this->persona_name;
}
void
sbuild::personality::set_name (const std::string& persona)
{
this->persona_name = persona;
this->persona = find_personality(persona);
if (this->persona_name != "undefined" &&
this->persona == find_personality("undefined"))
{
this->persona_name = "undefined";
this->persona = find_personality("undefined");
personality::error e(persona, personality::BAD);
e.set_reason(personality::get_personalities());
throw e;
}
}
sbuild::personality::type
sbuild::personality::get () const
{
return this->persona;
}
void
sbuild::personality::set () const
{
/* Set the process execution domain using personality(2). */
if (this->persona != find_personality("undefined") &&
::personality (this->persona) < 0)
{
throw error(get_name(), SET, strerror(errno));
}
}
std::string
sbuild::personality::get_personalities ()
{
// TRANSLATORS: %1% = a comma-separated list of personality names
format fmt(_("Valid personalities: %1%\n"));
std::string ps;
for (std::map<std::string,type>::const_iterator pos = personalities.begin();
pos != personalities.end();
++pos)
{
ps += pos->first;
std::map<std::string,type>::const_iterator stpos = pos;
if (++stpos != personalities.end())
ps += ", ";
}
fmt % ps;
return fmt.str();
}
}
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