Function cwd_init

v2/engine/cwd.c:38–68

void cwd_init( void )
{
    int buffer_size = PATH_MAX;
    char * cwd_buffer = 0;
    int error;

    assert( !cwd_ );

    do
    {
        char * const buffer = BJAM_MALLOC_RAW( buffer_size );
        cwd_buffer = getcwd( buffer, buffer_size );
        error = errno;
        if ( cwd_buffer )
        {
            /* We store the path using its canonical/long/key format. */
            OBJECT * const cwd = object_new( cwd_buffer );
            cwd_ = path_as_key( cwd );
            object_free( cwd );
        }
        buffer_size *= 2;
        BJAM_FREE_RAW( buffer );
    }
    while ( !cwd_ && error == ERANGE );

    if ( !cwd_ )
    {
        perror( "can not get current working directory" );
        exit( EXITBAD );
    }
}


OBJECT * cwd( void )