| 645 | } |
| 646 | |
| 647 | static const char * |
| 648 | expandNextArg(poptContext con, const char * s) |
| 649 | { |
| 650 | const char * a = NULL; |
| 651 | char *t, *t_tmp, *te; |
| 652 | size_t tn = strlen(s) + 1; |
| 653 | char c; |
| 654 | |
| 655 | te = t = malloc(tn); |
| 656 | if (t == NULL) return NULL; /* XXX can't happen */ |
| 657 | *t = '\0'; |
| 658 | while ((c = *s++) != '\0') { |
| 659 | switch (c) { |
| 660 | #if 0 /* XXX can't do this */ |
| 661 | case '\\': /* escape */ |
| 662 | c = *s++; |
| 663 | break; |
| 664 | #endif |
| 665 | case '!': |
| 666 | if (!(s[0] == '#' && s[1] == ':' && s[2] == '+')) |
| 667 | break; |
| 668 | /* XXX Make sure that findNextArg deletes only next arg. */ |
| 669 | if (a == NULL) { |
| 670 | if ((a = findNextArg(con, 1U, 1)) == NULL) |
| 671 | break; |
| 672 | } |
| 673 | s += sizeof("#:+") - 1; |
| 674 | |
| 675 | tn += strlen(a); |
| 676 | { size_t pos = (size_t) (te - t); |
| 677 | if ((t_tmp = realloc(t, tn)) == NULL) { /* XXX can't happen */ |
| 678 | free(t); |
| 679 | return NULL; |
| 680 | } |
| 681 | t = t_tmp; |
| 682 | te = stpcpy(t + pos, a); |
| 683 | } |
| 684 | continue; |
| 685 | break; |
| 686 | default: |
| 687 | break; |
| 688 | } |
| 689 | *te++ = c; |
| 690 | } |
| 691 | *te++ = '\0'; |
| 692 | /* If the new string is longer than needed, shorten. */ |
| 693 | if ((t + tn) > te) { |
| 694 | if ((te = realloc(t, (size_t)(te - t))) == NULL) |
| 695 | free(t); |
| 696 | t = te; |
| 697 | } |
| 698 | return t; |
| 699 | } |
| 700 | |
| 701 | static void poptStripArg(poptContext con, int which) |
| 702 | { |
no test coverage detected