diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/grab.c | 47 |
1 files changed, 41 insertions, 6 deletions
@@ -386,12 +386,47 @@ void cmdH(struct sv sv, struct matches *ms, struct ops ops, size_t i, const char *filename) { - (void)sv; - (void)ms; - (void)ops; - (void)i; - (void)filename; - assert(!"Not implemented"); + regmatch_t rm = { + .rm_so = 0, + .rm_eo = sv.len, + }; + regmatch_t prev = { + .rm_so = 0, + .rm_eo = 0, + }; + struct op op = ops.buf[i]; + + do { + struct sv nsv; + + if (regexec(&op.pat, sv.p, 1, &rm, REG_STARTEND) == REG_NOMATCH) + break; + + if (prev.rm_so || prev.rm_eo || rm.rm_so) { + nsv = (struct sv){ + .p = sv.p + prev.rm_eo, + .len = rm.rm_so - prev.rm_eo, + }; + if (nsv.len) + dapush(ms, nsv); + } + + prev = rm; + if (rm.rm_so == rm.rm_eo) + rm.rm_eo++; + rm = (regmatch_t){ + .rm_so = rm.rm_eo, + .rm_eo = sv.len, + }; + } while (rm.rm_so < rm.rm_eo); + + if (prev.rm_eo < rm.rm_eo) + dapush(ms, ((struct sv){sv.p + rm.rm_so, rm.rm_eo - rm.rm_so})); + + if (i + 1 == ops.len) + putf(sv, ms, filename); + else + op_table[(uchar)ops.buf[i + 1].c](sv, ms, ops, i + 1, filename); } void |