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comparison src/utils.cc @ 1358:dc9c01f66a19

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[project @ 1995-09-05 21:10:01 by jwe]
author jwe
date Tue, 05 Sep 1995 21:12:04 +0000
parents 19c10b8657d5
children ed5757e3333b
comparison
equal deleted inserted replaced
1357:749071f48336 1358:dc9c01f66a19
400 400
401 i++; 401 i++;
402 402
403 if (i == num_max - 1) 403 if (i == num_max - 1)
404 { 404 {
405 // Reallocate the array. Only copy pointers, not the strings they 405 // Reallocate the array. Only copy pointers, not
406 // point to, then only delete the original array of pointers, and not 406 // the strings they point to, then only delete the
407 // the strings they point to. 407 // original array of pointers, and not the strings
408 // they point to.
408 409
409 num_max += 256; 410 num_max += 256;
410 char **tmp = new char * [num_max]; 411 char **tmp = new char * [num_max];
411 for (int j = 0; j < i; j++) 412 for (int j = 0; j < i; j++)
412 tmp[j] = retval[j]; 413 tmp[j] = retval[j];
449 int tmp_num; 450 int tmp_num;
450 char **names = get_fcn_file_names (tmp_num, elt_dir, no_suffix); 451 char **names = get_fcn_file_names (tmp_num, elt_dir, no_suffix);
451 452
452 if (i + tmp_num >= num_max - 1) 453 if (i + tmp_num >= num_max - 1)
453 { 454 {
454 // Reallocate the array. Only copy pointers, not the strings they 455 // Reallocate the array. Only copy pointers, not
455 // point to, then only delete the original array of pointers, and not 456 // the strings they point to, then only delete the
456 // the strings they point to. 457 // original array of pointers, and not the strings
458 // they point to.
457 459
458 num_max += 1024; 460 num_max += 1024;
459 char **tmp = new char * [num_max]; 461 char **tmp = new char * [num_max];
460 for (int j = 0; j < i; j++) 462 for (int j = 0; j < i; j++)
461 tmp[j] = retval[j]; 463 tmp[j] = retval[j];
566 // should maybe be in utils.cc. 568 // should maybe be in utils.cc.
567 569
568 ostrstream& 570 ostrstream&
569 list_in_columns (ostrstream& os, char **list) 571 list_in_columns (ostrstream& os, char **list)
570 { 572 {
571 // Compute the maximum name length. 573 // Compute the maximum name length.
572 574
573 int max_name_length = 0; 575 int max_name_length = 0;
574 int total_names = 0; 576 int total_names = 0;
575 char **names = 0; 577 char **names = 0;
576 for (names = list; *names; names++) 578 for (names = list; *names; names++)
579 int name_length = strlen (*names); 581 int name_length = strlen (*names);
580 if (name_length > max_name_length) 582 if (name_length > max_name_length)
581 max_name_length = name_length; 583 max_name_length = name_length;
582 } 584 }
583 585
584 // Allow at least two spaces between names. 586 // Allow at least two spaces between names.
585 587
586 max_name_length += 2; 588 max_name_length += 2;
587 589
588 // Calculate the maximum number of columns that will fit. 590 // Calculate the maximum number of columns that will fit.
589 591
590 int line_length = terminal_columns (); 592 int line_length = terminal_columns ();
591 int cols = line_length / max_name_length; 593 int cols = line_length / max_name_length;
592 if (cols == 0) 594 if (cols == 0)
593 cols = 1; 595 cols = 1;
594 596
595 // Calculate the number of rows that will be in each column except 597 // Calculate the number of rows that will be in each column except
596 // possibly for a short column on the right. 598 // possibly for a short column on the right.
597 599
598 int rows = total_names / cols + (total_names % cols != 0); 600 int rows = total_names / cols + (total_names % cols != 0);
599 601
600 // Recalculate columns based on rows. 602 // Recalculate columns based on rows.
601 603
602 cols = total_names / rows + (total_names % rows != 0); 604 cols = total_names / rows + (total_names % rows != 0);
603 605
604 names = list; 606 names = list;
605 int count; 607 int count;
606 for (int row = 0; row < rows; row++) 608 for (int row = 0; row < rows; row++)
607 { 609 {
608 count = row; 610 count = row;
609 int pos = 0; 611 int pos = 0;
610 612
611 // Print the next row. 613 // Print the next row.
612 614
613 while (1) 615 while (1)
614 { 616 {
615 os << *(names + count); 617 os << *(names + count);
616 int name_length = strlen (*(names + count)); 618 int name_length = strlen (*(names + count));