| 1394 | printing a column (p->start_position). */ |
| 1395 | |
| 1396 | static void |
| 1397 | init_funcs (void) |
| 1398 | { |
| 1399 | int i, h, h_next; |
| 1400 | COLUMN *p; |
| 1401 | |
| 1402 | h = chars_per_margin; |
| 1403 | |
| 1404 | if (!truncate_lines) |
| 1405 | h_next = ANYWHERE; |
| 1406 | else |
| 1407 | { |
| 1408 | /* When numbering lines of parallel files, we enlarge the |
| 1409 | first column to accommodate the number. Looks better than |
| 1410 | the Sys V approach. */ |
| 1411 | if (parallel_files && numbered_lines) |
| 1412 | h_next = h + chars_per_column + number_width; |
| 1413 | else |
| 1414 | h_next = h + chars_per_column; |
| 1415 | } |
| 1416 | |
| 1417 | /* Enlarge p->start_position of first column to use the same form of |
| 1418 | padding_not_printed with all columns. */ |
| 1419 | h = h + col_sep_length; |
| 1420 | |
| 1421 | /* This loop takes care of all but the rightmost column. */ |
| 1422 | |
| 1423 | for (p = column_vector, i = 1; i < columns; ++p, ++i) |
| 1424 | { |
| 1425 | if (storing_columns) /* One file, multi columns down. */ |
| 1426 | { |
| 1427 | p->char_func = store_char; |
| 1428 | p->print_func = print_stored; |
| 1429 | } |
| 1430 | else |
| 1431 | /* One file, multi columns across; or parallel files. */ |
| 1432 | { |
| 1433 | p->char_func = print_char; |
| 1434 | p->print_func = read_line; |
| 1435 | } |
| 1436 | |
| 1437 | /* Number only the first column when printing files in |
| 1438 | parallel. */ |
| 1439 | p->numbered = numbered_lines && (!parallel_files || i == 1); |
| 1440 | p->start_position = h; |
| 1441 | |
| 1442 | /* If we don't truncate lines, all start_positions are |
| 1443 | ANYWHERE, except the first column's start_position when |
| 1444 | using a margin. */ |
| 1445 | |
| 1446 | if (!truncate_lines) |
| 1447 | { |
| 1448 | h = ANYWHERE; |
| 1449 | h_next = ANYWHERE; |
| 1450 | } |
| 1451 | else |
| 1452 | { |
| 1453 | h = h_next + col_sep_length; |