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(pln_wanted): New, factored out of pln_sel(). No functional change.

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This commit is contained in:
Markus Armbruster 2007-11-01 16:54:02 +00:00
parent 041ad4ced9
commit 213cf19ec5
1 changed files with 63 additions and 51 deletions
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114
src/lib/subs/plnsub.c
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@ -351,6 +351,67 @@ pln_mine(struct emp_qelem *list, struct sctstr *sectp)
}
}
static int
pln_wanted(struct plnstr *pp, int wantflags, int nowantflags)
{
int y, bad, bad1;
unsigned x;
struct plchrstr *pcp = plchr + pp->pln_type;
bad = 0;
bad1 = 0;
if (wantflags) {
for (x = 0; x < sizeof(wantflags) * 8; x++) {
y = (1 << x);
if ((wantflags & y) == y)
if ((pcp->pl_flags & y) != y) {
switch (y) {
case P_F:
case P_ESC:
bad1 = 2;
break;
case P_E:
case P_L:
case P_K:
bad1 = 1;
break;
default:
bad = 1;
}
}
}
if (bad)
return 0;
if (bad1 == 2) {
if ((pcp->pl_flags & P_ESC) || (pcp->pl_flags & P_F))
bad1 = 0;
}
if (bad1 == 1) {
if ((wantflags & P_L) && (pcp->pl_flags & P_L))
bad1 = 0;
if ((wantflags & P_K) && (pcp->pl_flags & P_K))
bad1 = 0;
if ((wantflags & P_E) && (pcp->pl_flags & P_E))
bad1 = 0;
}
if (bad1)
return 0;
}
bad = 0;
bad1 = 0;
if (nowantflags) {
for (x = 0; x < sizeof(nowantflags) * 8; x++) {
y = (1 << x);
if ((nowantflags & y) == y)
if ((pcp->pl_flags & y) == y)
bad = 1;
}
if (bad)
return 0;
}
return 1;
}
void
pln_sel(struct nstr_item *ni, struct emp_qelem *list, struct sctstr *ap,
int ap_to_target, int rangemult, int wantflags, int nowantflags)
@ -393,57 +454,8 @@ pln_sel(struct nstr_item *ni, struct emp_qelem *list, struct sctstr *ap,
range += ap_to_target;
range *= rangemult;
pcp = &plchr[(int)plane.pln_type];
bad = 0;
bad1 = 0;
if (wantflags) {
for (x = 0; x < sizeof(wantflags) * 8; x++) {
y = (1 << x);
if ((wantflags & y) == y)
if ((pcp->pl_flags & y) != y) {
switch (y) {
case P_F:
case P_ESC:
bad1 = 2;
break;
case P_E:
case P_L:
case P_K:
bad1 = 1;
break;
default:
bad = 1;
}
}
}
if (bad)
continue;
if (bad1 == 2) {
if ((pcp->pl_flags & P_ESC) || (pcp->pl_flags & P_F))
bad1 = 0;
}
if (bad1 == 1) {
if ((wantflags & P_L) && (pcp->pl_flags & P_L))
bad1 = 0;
if ((wantflags & P_K) && (pcp->pl_flags & P_K))
bad1 = 0;
if ((wantflags & P_E) && (pcp->pl_flags & P_E))
bad1 = 0;
}
if (bad1)
continue;
}
bad = 0;
bad1 = 0;
if (nowantflags) {
for (x = 0; x < sizeof(nowantflags) * 8; x++) {
y = (1 << x);
if ((nowantflags & y) == y)
if ((pcp->pl_flags & y) == y)
bad = 1;
}
if (bad)
continue;
}
if (!pln_wanted(&plane, wantflags, nowantflags))
continue;
if (plane.pln_range < range) {
pr("%s out of range (%d:%d)\n",
prplane(&plane), plane.pln_range, range);