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James William Pye
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Initial pg-python commit.
Slightly refactored from the plpython3 patch posted to -hackers.
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‎GNUmakefile‎

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all: src/module.py.cfrag $(MODULE_big)
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# built by configure by build/tools/config.py
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include build/cache/python.mk
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MODULE_big := python
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OBJS = src/pl.o \
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src/do.o \
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src/python.o src/postgres.o \
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src/module.o \
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src/stateful.o \
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src/errordata.o src/triggerdata.o \
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src/ist.o src/xact.o \
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src/error.o \
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src/tupledesc.o src/function.o src/statement.o src/cursor.o \
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src/type/type.o \
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src/type/object.o \
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src/type/pseudo.o \
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src/type/record.o \
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src/type/array.o \
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src/type/system.o \
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src/type/string.o \
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src/type/numeric.o \
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src/type/timewise.o \
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src/type/bitwise.o
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REGRESS = init io srf function trigger xact error domain enum ifmod array composite spi polymorphic materialize_cursor lo bytea pytypes timewise stateful type typmod do preload tupledesc corners environment oid cache
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# PGXS built by the configure script
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include build/cache/postgres.mk
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# This is a developer option that enables some unexpected elog()'s
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ifeq ($(PLPY_STRANGE_THINGS), 1)
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override CPPFLAGS := -DPLPY_STRANGE_THINGS $(CPPFLAGS)
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endif
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override CPPFLAGS := '-DPL_UUID="$(uuid)"' $(python_cflags) $(CPPFLAGS) -I./include
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override SHLIB_LINK := $(python_ldflags) $(CPPFLAGS) $(SHLIB_LINK)
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# Convert the characters in the file into a comma separated list of
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# ASCII character codes. (See src/module.c for where it's included)
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src/module.py.cfrag: src/module.py
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$(python) src/module.py.cfrag.py <$? >$@
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.PHONY: html
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html:
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mkdir -p src/sphinx/html/doctrees
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cp src/documentation/*.txt src/sphinx/
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cp src/sphinx/index.rst src/sphinx/index.txt
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cd src/sphinx && sphinx-build -E -b html -d html/doctrees . html
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@cd src/sphinx/html && pwd

‎LICENSE‎

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BSD Licensed Software
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Unless stated otherwise, the contained software is
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copyright 2004-2010, James Williame Pye.
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For more information: http://python.projects.postgresql.org/backend
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Redistribution and use in source and binary forms,
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with or without modification, are permitted provided
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that the following conditions are met:
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Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following
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disclaimer in the documentation and/or other materials provided
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with the distribution.
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Neither the name of the James William Pye nor the names of [its]
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.

‎README‎

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pg-python is a Python procedural language extension for PostgreSQL.
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See src/documentation/admin.txt for installation information.

‎build/tools/config.py‎

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import sys
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import os.path
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import uuid
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try:
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import distutils.sysconfig as sysconfig
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except ImportError:
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try:
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import sysconfig
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except ImportError:
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sys.stderr.write("ERROR: no sysconfig module available\n")
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sys.stderr.write("HINT: Try installing a Python 'dev' package.\n")
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sys.exit(1)
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format = "{0} = {1!s}\n".format
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def emit(name, value):
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sys.stdout.write(format(name, value))
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if sys.platform in ('win32', 'win64'):
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emit('target_system', 'msw')
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else:
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# ASSume.
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emit('target_system', 'posix')
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emit('uuid', str(uuid.uuid1()))
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emit('python', sys.executable)
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emit('python_version', str(sys.version_info[0]) + str(sys.version_info[1]))
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emit('python_ref', 'python' + str(sys.version_info[0]) + str(sys.version_info[1]))
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emit('python_cflags', ' '.join([
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'-I' + sysconfig.get_python_inc(),
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]
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))
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emit('python_ldflags', ' '.join([
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'-L' + sysconfig.get_config_vars('LIBDIR')[0],
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'-lpython' + sysconfig.get_config_vars('VERSION')[0],
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] + sysconfig.get_config_vars('SHLIBS', 'SYSLIBS', 'LDFLAGS')
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))

‎configure‎

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#!/bin/sh
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##
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# configure the pg_python build. This script builds the build/cache for
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# the GNUmakefile.
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##
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if test -e build/cache
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then
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if test -e build/cache/__pg_python_build_cache__
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then
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echo >&2 "removing previous build/cache"
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rm -rf build/cache
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else
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echo >&2 "ERROR: build/cache does not appear to be from pg-python"
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echo >&2 "HINT: The __pg_python_build_cache__ file did not exist in that directory."
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echo >&2 " This file is used to validate that the directory is the pg-python"
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echo >&2 " build/cache directory."
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exit 2
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fi
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fi
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mkdir -p build/cache
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touch build/cache/__pg_python_build_cache__
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echo >&2 "building Makefile includes for PGXS build"
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pg_config 2>/dev/null >/dev/null || ! echo >&2 "ERROR: could not find 'pg_config' executable" || exit 1
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echo >&2 "LOG: caching postgres.mk. derived from $(pg_config --bindir)/pg_config"
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echo "PGXS := $(pg_config --pgxs)" >build/cache/postgres.mk
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cat "$(pg_config --pgxs)" >>build/cache/postgres.mk
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echo "pg_bindir := $(pg_config --bindir)" >>build/cache/postgres.mk
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python3 -c 'pass' || ! echo >&2 "ERROR: could not find 'python3' executable" || exit 1
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echo >&2 "LOG: caching python.mk. derived from $(python3 -c 'import sys; print(sys.executable)')"
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python3 build/tools/config.py >build/cache/python.mk

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