* Neue Files für Sichtweitenfunktionen

src/common/attributes/viewrange.c

@@ -0,0 +1,71 @@
+/* vi: set ts=2:
+ *
+ * 
+ * Eressea PB(E)M host Copyright (C) 1998-2000
+ *      Christian Schlittchen (corwin@amber.kn-bremen.de)
+ *      Katja Zedel (katze@felidae.kn-bremen.de)
+ *      Henning Peters (faroul@beyond.kn-bremen.de)
+ *      Enno Rehling (enno@eressea-pbem.de)
+ *      Ingo Wilken (Ingo.Wilken@informatik.uni-oldenburg.de)
+ *
+ * This program may not be used, modified or distributed without
+ * prior permission by the authors of Eressea.
+ */
+
+#include <config.h>
+#include "viewrange.h"
+
+/* util includes */
+#include <attrib.h>
+#include <functions.h>
+
+/* libc includes */
+#include <assert.h>
+
+static void 
+a_writefunction(const struct attrib * a, FILE* F)
+{
+	fprintf(F, "%s ", get_functionname((pf_generic)a->data.f));
+}
+
+static int 
+a_readfunction(struct attrib *a, FILE *F)
+/* return 1 on success, 0 if attrib needs removal */
+{
+	char buf[64];
+	fscanf(F, "%s ", buf);
+	a->data.f = get_function(buf);
+	return 1;
+}
+
+attrib_type at_viewrange = {
+	"viewrange",
+	NULL,
+	NULL,
+	NULL,
+	a_writefunction,
+	a_readfunction,
+};
+
+attrib * 
+add_viewrange(attrib ** alist, const char *function)
+{
+	attrib * a = a_find(*alist, &at_viewrange);
+	if (a==NULL) a = a_add(alist, make_viewrange(function));
+	return a;
+}
+
+attrib *
+make_viewrange(const char *function)
+{
+	attrib * a = a_new(&at_viewrange);
+	a->data.f = get_function(function);
+	assert(a->data.f);
+	return a;
+}
+
+void
+init_viewrange(void)
+{
+	at_register(&at_viewrange);
+}

src/common/attributes/viewrange.h

@@ -0,0 +1,19 @@
+/* vi: set ts=2:
+ *
+ * 
+ * Eressea PB(E)M host Copyright (C) 1998-2000
+ *      Christian Schlittchen (corwin@amber.kn-bremen.de)
+ *      Katja Zedel (katze@felidae.kn-bremen.de)
+ *      Henning Peters (faroul@beyond.kn-bremen.de)
+ *      Enno Rehling (enno@eressea-pbem.de)
+ *      Ingo Wilken (Ingo.Wilken@informatik.uni-oldenburg.de)
+ *
+ * This program may not be used, modified or distributed without
+ * prior permission by the authors of Eressea.
+ */
+
+extern struct attrib_type at_viewrange;
+
+extern struct attrib * make_viewrange(const char *function);
+extern struct attrib * add_viewrange(struct attrib ** alist, const char *function);
+extern void init_viewrange(void);