Postgres95 1.01 Distribution - Virgin Sources

src/backend/utils/adt/oidint2.c

@@ -0,0 +1,120 @@
+/*-------------------------------------------------------------------------
+ *
+ * oidint2.c--
+ *    Functions for the built-in type "oidint2".
+ *
+ * Copyright (c) 1994, Regents of the University of California
+ *
+ *
+ * IDENTIFICATION
+ *    $Header: /cvsroot/pgsql/src/backend/utils/adt/Attic/oidint2.c,v 1.1.1.1 1996/07/09 06:22:05 scrappy Exp $
+ *
+ *-------------------------------------------------------------------------
+ */
+#include <stdio.h>
+#include "postgres.h"
+#include "utils/palloc.h"
+#include "utils/builtins.h"	/* for pg_atoi() */
+#include "utils/oidcompos.h"	/* where function declarations go */
+
+
+OidInt2
+oidint2in(char *o)
+{
+    OidInt2 oi;
+    char *p;
+    
+    oi = (OidInt2) palloc(sizeof(OidInt2Data));
+    
+    for (p = o; *p != '\0' && *p != '/'; p++)
+	continue;
+    
+    oi->oi_oid = (Oid) pg_atoi(o, sizeof(Oid), '/');
+    if (*p == '\0') {
+	oi->oi_int2 = 0;
+    } else {
+	oi->oi_int2 = (int16) pg_atoi(++p, sizeof(int2), '\0');
+    }
+    
+    return (oi);
+}
+
+char *
+oidint2out(OidInt2 o)
+{
+    char *r;
+    
+    /*
+     * -2147483647/-32767
+     * 0        1
+     * 1234567890123456789
+     */
+    r = (char *) palloc(19);
+    sprintf(r, "%d/%d", o->oi_oid, o->oi_int2);
+    
+    return (r);
+}
+
+bool
+oidint2lt(OidInt2 o1, OidInt2 o2)
+{
+    return
+	((bool) (o1->oi_oid < o2->oi_oid ||
+		 (o1->oi_oid == o2->oi_oid && o1->oi_int2 < o2->oi_int2)));
+}
+
+bool
+oidint2le(OidInt2 o1, OidInt2 o2)
+{
+    return ((bool) (o1->oi_oid < o2->oi_oid ||
+		    (o1->oi_oid == o2->oi_oid && o1->oi_int2 <= o2->oi_int2)));
+}
+
+bool
+oidint2eq(OidInt2 o1, OidInt2 o2)
+{
+    return ((bool) (o1->oi_oid == o2->oi_oid && o1->oi_int2 == o2->oi_int2));
+}
+
+bool
+oidint2ge(OidInt2 o1, OidInt2 o2)
+{
+    return ((bool) (o1->oi_oid > o2->oi_oid ||
+		    (o1->oi_oid == o2->oi_oid && o1->oi_int2 >= o2->oi_int2)));
+}
+
+bool
+oidint2gt(OidInt2 o1, OidInt2 o2)
+{
+    return ((bool) (o1->oi_oid > o2->oi_oid ||
+		    (o1->oi_oid == o2->oi_oid && o1->oi_int2 > o2->oi_int2)));
+}
+
+bool
+oidint2ne(OidInt2 o1, OidInt2 o2)
+{
+    return ((bool) (o1->oi_oid != o2->oi_oid || o1->oi_int2 != o2->oi_int2));
+}
+
+int
+oidint2cmp(OidInt2 o1, OidInt2 o2)
+{
+    if (oidint2lt(o1, o2))
+	return (-1);
+    else if (oidint2eq(o1, o2))
+	return (0);
+    else
+	return (1);
+}
+
+OidInt2
+mkoidint2(Oid v_oid, uint16 v_int2)
+{
+    OidInt2 o;
+    
+    o = (OidInt2) palloc(sizeof(OidInt2Data));
+    o->oi_oid = v_oid;
+    o->oi_int2 = v_int2;
+    return (o);
+}
+