diff options
Diffstat (limited to 'trans_stuff')
| -rw-r--r-- | trans_stuff | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/trans_stuff b/trans_stuff new file mode 100644 index 0000000000..ea10582eeb --- /dev/null +++ b/trans_stuff @@ -0,0 +1,40 @@ + if (complement) { + Zero(tbl, 256, short); + for (i = 0; i < tlen; i++) + tbl[t[i] & 0377] = -1; + for (i = 0, j = 0; i < 256; i++) { + if (!tbl[i]) { + if (j >= rlen) { + if (delete) + tbl[i] = -2; + else if (rlen) + tbl[i] = r[j-1] & 0377; + else + tbl[i] = i; + } + else + tbl[i] = r[j++] & 0377; + } + } + } + else { + if (!rlen && !delete) { + r = t; rlen = tlen; + } + for (i = 0; i < 256; i++) + tbl[i] = -1; + for (i = 0, j = 0; i < tlen; i++,j++) { + if (j >= rlen) { + if (delete) { + if (tbl[t[i] & 0377] == -1) + tbl[t[i] & 0377] = -2; + continue; + } + --j; + } + if (tbl[t[i] & 0377] == -1) + tbl[t[i] & 0377] = r[j] & 0377; + } + } + sv_free(tstr); + sv_free(rstr); |