| 804 | } |
| 805 | |
| 806 | static void |
| 807 | grep_show_wstack(const char *tag) |
| 808 | { |
| 809 | int x; |
| 810 | |
| 811 | if (!grep_trace) |
| 812 | return; |
| 813 | |
| 814 | Fprintf(outputfp, "%s w=%d sp=%d\t", tag, grep_writing, grep_sp); |
| 815 | for (x = grep_sp; x >= 0 && x > grep_sp - 6; x--) { |
| 816 | Fprintf(outputfp, "[%d]=%d ", x, grep_stack[x]); |
| 817 | } |
| 818 | Fprintf(outputfp, "\n"); |
| 819 | } |
| 820 | |
| 821 | static char * |
| 822 | do_grep_control(char *buf) |