Import of Empire 4.2.12

2003-08-23 12:23:04 +00:00 · 2003-08-23 12:23:04 +00:00 · d8b7fdfae1
commit d8b7fdfae1
817 changed files with 126589 additions and 0 deletions
--- a/src/lib/subs/snxtitem.c
+++ b/src/lib/subs/snxtitem.c
@ -0,0 +1,136 @@
+/*
+ *  Empire - A multi-player, client/server Internet based war game.
+ *  Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ *                           Ken Stevens, Steve McClure
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ *  ---
+ *
+ *  See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
+ *  related information and legal notices. It is expected that any future
+ *  projects/authors will amend these files as needed.
+ *
+ *  ---
+ *
+ *  snxtitem.c: Arrange item selection using one of many criteria.
+ * 
+ *  Known contributors to this file:
+ *     Dave Pare, 1989
+ */
+
+#include "misc.h"
+#include "player.h"
+#include "var.h"
+#include "xy.h"
+#include "sect.h"
+#include "nsc.h"
+#include "file.h"
+#include "com.h"
+#include "prototypes.h"
+
+/*
+ * setup the nstr structure for sector selection.
+ * can select on NS_ALL, NS_AREA, NS_DIST, and NS_LIST.
+ * iterate thru the "condarg" string looking
+ * for arguments to compile into the nstr.
+ */
+int
+snxtitem(register struct nstr_item *np, int type, s_char *str)
+{
+	register s_char *cp;
+	struct	range range;
+	int	list[NS_LSIZE];
+	int	n;
+	coord	cx, cy;
+	int	dist;
+	int	flags;
+	s_char	natnumber[16];
+	s_char	prompt[128];
+	s_char	buf[1024];
+
+	np->type = NS_UNDEF;
+	np->sel = NS_UNDEF;
+	if (str == 0) {
+		sprintf(prompt, "%s(s)? ", ef_nameof(type));
+		str = getstring(prompt, buf);
+		if (str == 0)
+			return 0;
+	}
+	if (*str == 0) {
+		/* str present, but only <cr>: nil string passed by player */
+		return 0;
+	}
+	if (type == EF_NATION && isalpha(*str)) {
+		sprintf(natnumber, "%d", natarg(str, ""));
+		str = natnumber;
+	}
+	flags = ef_flags(type);
+	switch (sarg_type(str)) {
+	case NS_AREA:
+		if (!(flags & EFF_XY))
+			return 0;
+		if (!sarg_area(str, &range))
+			return 0;
+		snxtitem_area(np, type, &range);
+		break;
+	case NS_DIST:
+		if (!(flags & EFF_XY))
+			return 0;
+		if (!sarg_range(str, &cx, &cy, &dist))
+			return 0;
+		snxtitem_dist(np, type, cx, cy, dist);
+		break;
+	case NS_ALL:
+		snxtitem_all(np, type);
+		break;
+	case NS_LIST:
+		if ((n = sarg_list(str, list, NS_LSIZE)) == 0)
+			return 0;
+		if (!snxtitem_list(np, type, list, n))
+			return 0;
+		break;
+	case NS_XY:
+		if (!(flags & EFF_XY))
+			return 0;
+		if (!sarg_xy(str, &cx, &cy))
+			return 0;
+		snxtitem_xy(np, type, cx, cy);
+		break;
+	case NS_GROUP:
+		if (!(flags & EFF_GROUP))
+			return 0;
+		snxtitem_group(np, type, *str);
+		break;
+	default:
+		return 0;
+	}
+	np->flags = flags;
+	if (player->condarg == 0)
+		return 1;
+	cp = player->condarg;
+	while ((cp = nstr_comp(np->cond, &np->ncond, type, cp)) && *cp)
+		;
+	if (cp == 0)
+		return 0;
+	return 1;
+}
+
+/*
+ * The rest of these (snxtitem_area, snxtitem_dist, etc, have been moved
+ * into the common lib, since they don't use condargs, and are useful
+ * elsewhere (update, chiefly). ---ts
+ *
+ */