./Source/analyser.c

Analyser/Preformat_All [ Functions ]

FUNCTION
Process... (TODO) SYNPOPSIS
INPUTS
arg_item -- the item to be pre-formatted.
source -- is it a source item ?
SOURCE
{
    int                 i;
    int                 preformatted = FALSE;
    char               *line = NULL;

    if ( arg_item->no_lines > 0 )
    {
        i = 0;
        /* Skip any pipe stuff */
        for ( ;
              ( i < arg_item->no_lines )
              && ( arg_item->lines[i]->kind == ITEM_LINE_PIPE ); ++i )
        {
            /* Empty */
        }

        line = arg_item->lines[i]->line;
        if ( ( arg_item->lines[i]->kind == ITEM_LINE_RAW ) ||
             ( arg_item->lines[i]->kind == ITEM_LINE_PLAIN ) )
        {
            arg_item->lines[i]->format |=
                RBILA_BEGIN_PRE | ( source ? RBILA_BEGIN_SOURCE : 0 );
            preformatted = TRUE;

            for ( ++i; i < arg_item->no_lines; i++ )
            {
                if ( arg_item->lines[i]->kind == ITEM_LINE_PIPE )
                {
                    /* Temporarily end the preformatting to allow
                     * the piping to happen
                     */
                    arg_item->lines[i]->format |=
                        RBILA_END_PRE | ( source ? RBILA_END_SOURCE : 0 );
                    /* Find the end of the pipe stuff */
                    for ( ; ( i < arg_item->no_lines ) &&
                          ( arg_item->lines[i]->kind == ITEM_LINE_PIPE );
                          ++i )
                    {           /* Empty */
                    };
                    /* Every item ends with an ITEM_LINE_END, so: */
                    assert( i < arg_item->no_lines );
                    /* And re-enable preformatting */
                    arg_item->lines[i]->format |=
                        RBILA_BEGIN_PRE | ( source ? RBILA_BEGIN_SOURCE : 0 );
                }

                if ( arg_item->lines[i]->kind == ITEM_LINE_END )
                {
                    /* If the last line ends with a begin_pre remove
                     * it, otherwise a begin and end pre will be
                     * generated, in the wrong order, on the same line in the output.
                     */
                    if ( arg_item->lines[i]->format & RBILA_BEGIN_PRE )
                    {
                        arg_item->lines[i]->format &= ~( RBILA_BEGIN_PRE );
                    }
                    else
                    {
                        arg_item->lines[i]->format |= RBILA_END_PRE;
                    }
                    arg_item->lines[i]->format |=
                        ( source ? RBILA_END_SOURCE : 0 );
                }
            }
        }
    }
}