Derive Type from pg_type.h and pg_range.h

Author: sfackler

Cargo.toml

@@ -8,8 +8,8 @@ repository = "https://github.com/sfackler/rust-postgres"
 documentation = "https://sfackler.github.io/rust-postgres/doc/v0.11.3/postgres"
 readme = "README.md"
 keywords = ["database", "postgres", "postgresql", "sql"]
-build = "build.rs"
-include = ["src/*", "build.rs", "errcodes.txt", "Cargo.toml", "LICENSE", "README.md", "THIRD_PARTY"]
+build = "build/main.rs"
+include = ["src/*", "build/*", "Cargo.toml", "LICENSE", "README.md", "THIRD_PARTY"]
 
 [lib]
 name = "postgres"
@@ -23,6 +23,7 @@ path = "tests/test.rs"
 
 [build-dependencies]
 phf_codegen = "0.7"
+regex = "0.1"
 
 [dependencies]
 bufstream = "0.1"

errcodes.txt renamed to build/errcodes.txt

@@ -0,0 +1,35 @@
+extern crate phf_codegen;
+extern crate regex;
+
+use std::ascii::AsciiExt;
+
+mod sqlstate;
+mod types;
+
+fn main() {
+    sqlstate::build();
+    types::build();
+
+    println!("cargo:rerun-if-changed=build");
+}
+
+fn snake_to_camel(s: &str) -> String {
+    let mut out = String::new();
+
+    let mut upper = true;
+    for ch in s.chars() {
+        if ch == '_' {
+            upper = true;
+        } else {
+            let ch = if upper {
+                upper = false;
+                ch.to_ascii_uppercase()
+            } else {
+                ch
+            };
+            out.push(ch);
+        }
+    }
+
+    out
+}

build/main.rs

@@ -0,0 +1,85 @@
+/*-------------------------------------------------------------------------
+ *
+ * pg_range.h
+ *	  definition of the system "range" relation (pg_range)
+ *	  along with the relation's initial contents.
+ *
+ *
+ * Portions Copyright (c) 1996-2015, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/catalog/pg_range.h
+ *
+ * NOTES
+ *	  the genbki.pl script reads this file and generates .bki
+ *	  information from the DATA() statements.
+ *
+ *	  XXX do NOT break up DATA() statements into multiple lines!
+ *		  the scripts are not as smart as you might think...
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef PG_RANGE_H
+#define PG_RANGE_H
+
+#include "catalog/genbki.h"
+
+/* ----------------
+ *		pg_range definition.  cpp turns this into
+ *		typedef struct FormData_pg_range
+ * ----------------
+ */
+#define RangeRelationId 3541
+
+CATALOG(pg_range,3541) BKI_WITHOUT_OIDS
+{
+	Oid			rngtypid;		/* OID of owning range type */
+	Oid			rngsubtype;		/* OID of range's element type (subtype) */
+	Oid			rngcollation;	/* collation for this range type, or 0 */
+	Oid			rngsubopc;		/* subtype's btree opclass */
+	regproc		rngcanonical;	/* canonicalize range, or 0 */
+	regproc		rngsubdiff;		/* subtype difference as a float8, or 0 */
+} FormData_pg_range;
+
+/* ----------------
+ *		Form_pg_range corresponds to a pointer to a tuple with
+ *		the format of pg_range relation.
+ * ----------------
+ */
+typedef FormData_pg_range *Form_pg_range;
+
+/* ----------------
+ *		compiler constants for pg_range
+ * ----------------
+ */
+#define Natts_pg_range					6
+#define Anum_pg_range_rngtypid			1
+#define Anum_pg_range_rngsubtype		2
+#define Anum_pg_range_rngcollation		3
+#define Anum_pg_range_rngsubopc			4
+#define Anum_pg_range_rngcanonical		5
+#define Anum_pg_range_rngsubdiff		6
+
+
+/* ----------------
+ *		initial contents of pg_range
+ * ----------------
+ */
+DATA(insert ( 3904 23	0 1978 int4range_canonical int4range_subdiff));
+DATA(insert ( 3906 1700 0 3125 - numrange_subdiff));
+DATA(insert ( 3908 1114 0 3128 - tsrange_subdiff));
+DATA(insert ( 3910 1184 0 3127 - tstzrange_subdiff));
+DATA(insert ( 3912 1082 0 3122 daterange_canonical daterange_subdiff));
+DATA(insert ( 3926 20	0 3124 int8range_canonical int8range_subdiff));
+
+
+/*
+ * prototypes for functions in pg_range.c
+ */
+
+extern void RangeCreate(Oid rangeTypeOid, Oid rangeSubType, Oid rangeCollation,
+			Oid rangeSubOpclass, RegProcedure rangeCanonical,
+			RegProcedure rangeSubDiff);
+extern void RangeDelete(Oid rangeTypeOid);
+
+#endif   /* PG_RANGE_H */