// Continue reading output
void operator()() {
// This assumes there aren't any 0's in the mongo program output.
// Hope that's ok.
char buf[ 1024 ];
char temp[ 1024 ];
char *start = buf;
while( 1 ) {
int lenToRead = 1023 - ( start - buf );
int ret = read( pipe_, (void *)start, lenToRead );
assert( ret != -1 );
start[ ret ] = '\0';
if ( strlen( start ) != unsigned( ret ) )
writeMongoProgramOutputLine( port_, pid_, "WARNING: mongod wrote null bytes to output" );
char *last = buf;
for( char *i = strchr( buf, '\n' ); i; last = i + 1, i = strchr( last, '\n' ) ) {
*i = '\0';
writeMongoProgramOutputLine( port_, pid_, last );
}
if ( ret == 0 ) {
if ( *last )
writeMongoProgramOutputLine( port_, pid_, last );
close( pipe_ );
break;
}
if ( last != buf ) {
strcpy( temp, last );
strcpy( buf, temp );
} else {
assert( strlen( buf ) < 1023 );
}
start = buf + strlen( buf );
}
}
// Continue reading output
void operator()() {
try {
// This assumes there aren't any 0's in the mongo program output.
// Hope that's ok.
const unsigned bufSize = 128 * 1024;
char buf[ bufSize ];
char temp[ bufSize ];
char *start = buf;
while( 1 ) {
int lenToRead = ( bufSize - 1 ) - ( start - buf );
if ( lenToRead <= 0 ) {
cout << "error: lenToRead: " << lenToRead << endl;
cout << "first 300: " << string(buf,0,300) << endl;
}
assert( lenToRead > 0 );
int ret = read( pipe_, (void *)start, lenToRead );
if( mongo::dbexitCalled )
break;
assert( ret != -1 );
start[ ret ] = '\0';
if ( strlen( start ) != unsigned( ret ) )
writeMongoProgramOutputLine( port_, pid_, "WARNING: mongod wrote null bytes to output" );
char *last = buf;
for( char *i = strchr( buf, '\n' ); i; last = i + 1, i = strchr( last, '\n' ) ) {
*i = '\0';
writeMongoProgramOutputLine( port_, pid_, last );
}
if ( ret == 0 ) {
if ( *last )
writeMongoProgramOutputLine( port_, pid_, last );
close( pipe_ );
break;
}
if ( last != buf ) {
strcpy( temp, last );
strcpy( buf, temp );
}
else {
assert( strlen( buf ) < bufSize );
}
start = buf + strlen( buf );
}
}
catch(...) {
}
}
