132 lines
3.7 KiB
C++
132 lines
3.7 KiB
C++
// assert_util.cpp
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/**
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* Copyright (C) 2008 10gen Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "stdafx.h"
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#include "assert_util.h"
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#include "assert.h"
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#include "file.h"
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namespace mongo {
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string getDbContext();
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Assertion lastAssert[4];
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/* "warning" assert -- safe to continue, so we don't throw exception. */
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void wasserted(const char *msg, const char *file, unsigned line) {
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problem() << "Assertion failure " << msg << ' ' << file << ' ' << dec << line << endl;
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sayDbContext();
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raiseError(msg && *msg ? msg : "wassertion failure");
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lastAssert[1].set(msg, getDbContext().c_str(), file, line);
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}
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void asserted(const char *msg, const char *file, unsigned line) {
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problem() << "Assertion failure " << msg << ' ' << file << ' ' << dec << line << endl;
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sayDbContext();
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raiseError(msg && *msg ? msg : "assertion failure");
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lastAssert[0].set(msg, getDbContext().c_str(), file, line);
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stringstream temp;
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temp << "assertion " << file << ":" << line;
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AssertionException e;
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e.msg = temp.str();
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throw e;
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}
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void uassert_nothrow(const char *msg) {
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lastAssert[3].set(msg, getDbContext().c_str(), "", 0);
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raiseError(msg);
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}
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int uacount = 0;
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void uasserted(const char *msg) {
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if ( ++uacount < 100 )
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log() << "User Exception " << msg << endl;
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else
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RARELY log() << "User Exception " << msg << endl;
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lastAssert[3].set(msg, getDbContext().c_str(), "", 0);
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raiseError(msg);
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throw UserException(msg);
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}
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void msgasserted(const char *msg) {
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log() << "Assertion: " << msg << '\n';
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lastAssert[2].set(msg, getDbContext().c_str(), "", 0);
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raiseError(msg && *msg ? msg : "massert failure");
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throw MsgAssertionException(msg);
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}
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string Assertion::toString() {
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if ( !isSet() )
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return "";
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stringstream ss;
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ss << msg << '\n';
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if ( *context )
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ss << context << '\n';
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if ( *file )
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ss << file << ' ' << line << '\n';
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return ss.str();
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}
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class LoggingManager {
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public:
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LoggingManager()
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: _enabled(0) , _file(0) {
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}
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void start( const string& lp , bool append ){
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uassert( "LoggingManager already started" , ! _enabled );
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_path = lp;
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_append = append;
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_enabled = 1;
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rotate();
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}
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void rotate(){
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if ( _file ){
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assert(0);
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}
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_file = fopen( _path.c_str() , _append ? "a" : "w" );
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assert( _file );
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int fd = fileno( _file );
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assert( fd );
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assert( dup2( fd , 1 ) > 0 );
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assert( dup2( fd , 2 ) > 0 );
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}
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private:
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bool _enabled;
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string _path;
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bool _append;
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FILE * _file;
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} loggingManager;
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void initLogging( const string& lp , bool append ){
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cout << "all output going to: " << lp << endl;
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loggingManager.start( lp , append );
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}
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}
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