void MatchGraph::UNPAIR_ALL ()
{
long u;
for (v=1; v <= U; ++v) {
if (BASE[(int)v] != v || LASTVTX[(int)v] == v)
continue;
nextu = v;
NEXTVTX[(int)LASTVTX[(int)nextu]] = DUMMYVERTEX;
while (1) {
u = nextu;
nextu = NEXTVTX[(int)nextu];
UNLINK (u);
if (LASTVTX[(int)u] != u) {
f = (LASTEDGE[2] == OPPEDGE(e)) ? LASTEDGE[1] : LASTEDGE[2];
NEXTVTX[(int)LASTVTX[(int)BEND(f)]] = u;
}
newbase = BMATE (BMATE(u));
if (newbase != DUMMYVERTEX && newbase != u) {
LINK[(int)u] = -DUMMYEDGE;
REMATCH (newbase, MATE[(int)u]);
}
while (LASTVTX[(int)nextu] == nextu && nextu != DUMMYVERTEX)
nextu = NEXTVTX[(int)nextu];
if (LASTVTX[(int)nextu] == nextu && nextu == DUMMYVERTEX)
break;
}
}
}
void MatchGraph::UNPAIR (long oldbase, long oldmate)
{ long e, newbase, u;
#ifdef DEBUG
printf("Unpair oldbase, oldmate=%d %d\n",oldbase, oldmate);
#endif
UNLINK (oldbase);
newbase = BMATE (oldmate);
if (newbase != oldbase) {
LINK [(int)oldbase] = -DUMMYEDGE;
REMATCH (newbase, MATE[(int)oldbase]);
if (f == LASTEDGE[1])
LINK[(int)secondmate] = -LASTEDGE[2];
else LINK[(int)secondmate] = -LASTEDGE[1];
}
e = LINK[(int)oldmate];
u = BEND (OPPEDGE (e));
if (u == newbase) {
POINTER (newbase, oldmate, e);
return;
}
LINK[BMATE (u)] = -e;
do {
e = -LINK[(int)u];
v = BMATE (u);
POINTER (u, v, -LINK[(int)v]);
u = BEND (e);
} while (u != newbase);
e = OPPEDGE (e);
POINTER (newbase, oldmate, e);
}
/*
* Copy @-group
*/
static void
copy_at_group(const rchar **source_, rchar **target_, rcssmin_ctx_t *ctx)
{
const rchar *source = *source_;
rchar *target = *target_;
*target++ = U('@');
*target_ = target;
#define REMATCH(what) ( \
source = *source_, \
target = *target_, \
IMATCH(what, &source, &target, ctx) \
)
#define CMATCH(what) IMATCH(what, &source, &target, ctx)
if (( !CMATCH(media)
&& !REMATCH(supports)
&& !REMATCH(document)
&& !REMATCH(keyframes)
&& !(REMATCH(vendor_webkit) && CMATCH(keyframes))
&& !(REMATCH(vendor_moz) && CMATCH(keyframes))
&& !(REMATCH(vendor_o) && CMATCH(keyframes))
&& !(REMATCH(vendor_ms) && CMATCH(keyframes)))
|| !(source < ctx->sentinel && target < ctx->tsentinel)
|| RCSSMIN_IS_NMCHAR(*source))
ABORT;
#undef CMATCH
#undef REMATCH
++ctx->at_group;
*target_ = target;
*source_ = source;
}
