(pg_hashlib) -> spqrhash

Yury Frolov · Yury Frolov · commit 0bd605da0a61 · 2025-08-20T06:23:12.000Z
diff --git a/COPYRIGHT b/COPYRIGHT
@@ -11,8 +11,8 @@ Files under PostgreSQL License:
 
 - crc32.c
 - pgsql84.c
-- pghashlib.c
-- pghashlib.h
+- pgspqrhash.c
+- pgspqrhash.h
 
 Files under MIT license:
 
diff --git a/Makefile b/Makefile
@@ -3,18 +3,18 @@ PG_CONFIG = pg_config
 RST2HTML = rst2html
 
 # load version
-include hashlib.control
+include spqrhash.control
 EXT_VERSION = $(patsubst '%',%,$(default_version))
-DISTNAME = pghashlib-$(EXT_VERSION)
+DISTNAME = spqrhash-$(EXT_VERSION)
 
 # module description
-MODULE_big = hashlib
-SRCS = src/pghashlib.c src/murmur3.c
+MODULE_big = spqrhash
+SRCS = src/spqrhash.c src/murmur3.c
 OBJS = $(SRCS:.c=.o)
 EXTENSION = $(MODULE_big)
 
-DOCS = hashlib.html
-EXTRA_CLEAN = hashlib.html
+DOCS = spqrhash.html
+EXTRA_CLEAN = spqrhash.html
 
 REGRESS_OPTS = --inputdir=test
 
@@ -23,8 +23,8 @@ REGRESS_OPTS = --inputdir=test
 Regress_noext = test_init_noext test_int8_murmur test_string_murmur
 Regress_ext   = test_init_ext   test_int8_murmur test_string_murmur
 
-Data_noext = sql/hashlib.sql sql/uninstall_hashlib.sql
-Data_ext = sql/hashlib--1.0.sql sql/hashlib--unpackaged--1.0.sql
+Data_noext = sql/spqrhash.sql sql/uninstall_spqrhash.sql
+Data_ext = sql/spqrhash--1.0.sql sql/spqrhash--unpackaged--1.0.sql
 
 # Work around PGXS deficiencies - switch variables based on
 # whether extensions are supported.
@@ -52,9 +52,9 @@ tags:
 %.s: %.c
 	$(CC) -S -fverbose-asm -o - $< $(CFLAGS) $(CPPFLAGS) | cleanasm > $@
 
-html: hashlib.html
+html: spqrhash.html
 
-hashlib.html: README.rst
+spqrhash.html: README.rst
 	$(RST2HTML) $< > $@
 
 deb:
@@ -64,7 +64,7 @@ deb:
 
 debclean: clean
 	$(MAKE) -f debian/rules realclean
-	rm -f lib* hashlib.so* hashlib.a
+	rm -f lib* spqrhash.so* spqrhash.a
 	rm -rf .deps
 
 tgz:
diff --git a/README.rst b/README.rst
@@ -1,7 +1,7 @@
-pghashlib
+pgspqrhash
 =========
 
-The goal of pghashlib is to provide stable hashes for PostgeSQL,
+The goal of pgspqrhash is to provide stable hashes for PostgeSQL,
 "stable" in the sense that their implementation does not change,
 they are independent from PostgeSQL version.
 
@@ -19,7 +19,7 @@ You need PostgreSQL developent environment.  Then simply::
 
   $ make
   $ make install
-  $ psql -d ... -c "create extension hashlib"
+  $ psql -d ... -c "create extension spqrhash"
 
 
 Functions
diff --git a/debian/postgresql-spqrhash-13.docs b/debian/postgresql-spqrhash-13.docs
@@ -1 +1 @@
-hashlib.html
+spqrhash.html
diff --git a/debian/postgresql-spqrhash-13.install b/debian/postgresql-spqrhash-13.install
@@ -1,2 +1,2 @@
-usr/lib/postgresql/13/lib/hashlib.so
-usr/share/postgresql/13/contrib/hashlib.sql
+usr/lib/postgresql/13/lib/spqrhash.so
+usr/share/postgresql/13/contrib/spqrhash.sql
diff --git a/debian/postgresql-spqrhash-14.docs b/debian/postgresql-spqrhash-14.docs
@@ -1 +1 @@
-hashlib.html
+spqrhash.html
diff --git a/debian/postgresql-spqrhash-14.install b/debian/postgresql-spqrhash-14.install
@@ -1,2 +1,2 @@
-usr/lib/postgresql/14/lib/hashlib.so
-usr/share/postgresql/14/contrib/hashlib.sql
+usr/lib/postgresql/14/lib/spqrhash.so
+usr/share/postgresql/14/contrib/spqrhash.sql
diff --git a/debian/postgresql-spqrhash-15.docs b/debian/postgresql-spqrhash-15.docs
@@ -1 +1 @@
-hashlib.html
+spqrhash.html
diff --git a/debian/postgresql-spqrhash-15.install b/debian/postgresql-spqrhash-15.install
@@ -1,2 +1,2 @@
-usr/lib/postgresql/15/lib/hashlib.so
-usr/share/postgresql/15/contrib/hashlib.sql
+usr/lib/postgresql/15/lib/spqrhash.so
+usr/share/postgresql/15/contrib/spqrhash.sql
diff --git a/debian/postgresql-spqrhash-16.docs b/debian/postgresql-spqrhash-16.docs
@@ -1 +1 @@
-hashlib.html
+spqrhash.html
diff --git a/debian/postgresql-spqrhash-16.install b/debian/postgresql-spqrhash-16.install
@@ -1,2 +1,2 @@
-usr/lib/postgresql/16/lib/hashlib.so
-usr/share/postgresql/16/contrib/hashlib.sql
+usr/lib/postgresql/16/lib/spqrhash.so
+usr/share/postgresql/16/contrib/spqrhash.sql
diff --git a/debian/postgresql-spqrhash-17.docs b/debian/postgresql-spqrhash-17.docs
@@ -1 +1 @@
-hashlib.html
+spqrhash.html
diff --git a/debian/postgresql-spqrhash-17.install b/debian/postgresql-spqrhash-17.install
@@ -1,2 +1,2 @@
-usr/lib/postgresql/17/lib/hashlib.so
-usr/share/postgresql/17/contrib/hashlib.sql
+usr/lib/postgresql/17/lib/spqrhash.so
+usr/share/postgresql/17/contrib/spqrhash.sql
diff --git a/debian/rules b/debian/rules
@@ -13,7 +13,7 @@ include /usr/share/postgresql-common/pgxs_debian_control.mk
 
 override_dh_auto_clean:
 	for v in $$($(PG_BUILDEXT) supported-versions . ) ; do \
-		rm -rf debian/postgresql-hashlib-$${v}; \
+		rm -rf debian/postgresql-spqrhash-$${v}; \
 	done
 	dh_auto_clean -- clean || exit 0
 
@@ -32,7 +32,7 @@ override_dh_auto_install:
 
 .PHONY: orig realclean
 PKGVERS = $(shell dpkg-parsechangelog | awk -F '[:-]' '/^Version:/ { print substr($$2, 2) }')
-srcpkg = pghashlib_$(PKGVERS)
+srcpkg = pgspqrhash_$(PKGVERS)
 srctar = $(srcpkg).orig.tar.gz
 dst = ext/$(srcpkg)
 orig:
@@ -46,6 +46,6 @@ orig:
 realclean:
 	rm -rf debian/tmp debian/*.log debian/*.substvars
 	rm -f debian/control-stamp debian/files
-	for v in `cat debian/pgversions`; do rm -rf debian/postgresql-hashlib-$${v}; done
+	for v in `cat debian/pgversions`; do rm -rf debian/postgresql-spqrhash-$${v}; done
 	grep-dctrl -vP PGVERSION debian/control.in > debian/control
 
diff --git a/spqrhash.control b/spqrhash.control
@@ -1,6 +1,6 @@
-# hashlib extension
+# spqrhash extension
 comment = 'Stable hash functions'
 default_version = '1.0'
-module_pathname = '$libdir/hashlib'
+module_pathname = '$libdir/spqrhash'
 relocatable = true
 superuser = false
diff --git a/sql/hashlib--unpackaged--1.0.sql b/sql/hashlib--unpackaged--1.0.sql
diff --git a/sql/spqrhash--1.0.sql b/sql/spqrhash--1.0.sql
@@ -1,22 +1,22 @@
 
 CREATE OR REPLACE FUNCTION hash64_string(text, text) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(bytea, text) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(text, text, int8) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(bytea, text, int8) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(text, text, int8, int8) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(bytea, text, int8, int8) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash_int8(int8, text) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash_int64' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash_int64' LANGUAGE C IMMUTABLE STRICT;
 
diff --git a/sql/spqrhash--unpackaged--1.0.sql b/sql/spqrhash--unpackaged--1.0.sql
@@ -0,0 +1,9 @@
+
+ALTER EXTENSION spqrhash ADD FUNCTION hash64_string(text, text);
+ALTER EXTENSION spqrhash ADD FUNCTION hash64_string(bytea, text);
+ALTER EXTENSION spqrhash ADD FUNCTION hash64_string(text, text, int8);
+ALTER EXTENSION spqrhash ADD FUNCTION hash64_string(bytea, text, int8);
+ALTER EXTENSION spqrhash ADD FUNCTION hash64_string(text, text, int8, int8);
+ALTER EXTENSION spqrhash ADD FUNCTION hash64_string(bytea, text, int8, int8);
+ALTER EXTENSION spqrhash ADD FUNCTION hash_int8(int8, text);
+
diff --git a/sql/spqrhash.sql b/sql/spqrhash.sql
@@ -1,21 +1,21 @@
 CREATE OR REPLACE FUNCTION hash64_string(text, text) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(bytea, text) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(text, text, int8) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(bytea, text, int8) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(text, text, int8, int8) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash64_string(bytea, text, int8, int8) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash64_string' LANGUAGE C IMMUTABLE STRICT;
 
 CREATE OR REPLACE FUNCTION hash_int8(int8, text) RETURNS int8
-	AS '$libdir/hashlib', 'pg_hash_int64' LANGUAGE C IMMUTABLE STRICT;
+	AS '$libdir/spqrhash', 'pg_hash_int64' LANGUAGE C IMMUTABLE STRICT;
 
diff --git a/sql/uninstall_spqrhash.sql b/sql/uninstall_spqrhash.sql
diff --git a/src/murmur3.c b/src/murmur3.c
@@ -7,7 +7,7 @@
 // compile and run any of them on any platform, but your performance with the
 // non-native version will be less than optimal.
 
-#include "pghashlib.h"
+#include "spqrhash.h"
 
 
 const int ENCODING_BYTES_BIG = 10;
diff --git a/src/spqrhash.c b/src/spqrhash.c
@@ -1,5 +1,5 @@
 
-#include "pghashlib.h"
+#include "spqrhash.h"
 
 #include <access/htup_details.h>
 
diff --git a/src/spqrhash.h b/src/spqrhash.h
@@ -1,5 +1,5 @@
-#ifndef _PGHASHLIB_H_
-#define _PGHASHLIB_H_
+#ifndef _PGspqrhash_H_
+#define _PGspqrhash_H_
 
 #include <postgres.h>
 #include <fmgr.h>
diff --git a/test/expected/test_init_ext.out b/test/expected/test_init_ext.out
@@ -1 +1 @@
-CREATE EXTENSION hashlib;
+CREATE EXTENSION spqrhash;
diff --git a/test/sql/test_init_ext.sql b/test/sql/test_init_ext.sql
@@ -1,3 +1,3 @@
 
-CREATE EXTENSION hashlib;
+CREATE EXTENSION spqrhash;
 
diff --git a/test/sql/test_init_noext.sql b/test/sql/test_init_noext.sql
@@ -1,4 +1,4 @@
 
 \set ECHO none
-\i sql/hashlib.sql
+\i sql/spqrhash.sql
 
