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PL/Python should build portably now, if you can get over the fact that

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there's no shared libpython.  Test suite works as well. Also, add some
documentation.
This commit is contained in:
Peter Eisentraut
2001-05-12 17:49:32 +00:00
parent 02549a2d2c
commit bbc3920fe9
12 changed files with 738 additions and 498 deletions
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108
config/python.m4
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@ -1,50 +1,88 @@
#
# Autoconf macros for configuring the build of Python extension modules
#
# $Header: /cvsroot/pgsql/config/python.m4,v 1.1 2000/06/10 18:01:35 petere Exp $
# $Header: /cvsroot/pgsql/config/python.m4,v 1.2 2001/05/12 17:49:32 petere Exp $
#
# PGAC_PROG_PYTHON
# PGAC_PATH_PYTHON
# ----------------
# Look for Python and set the output variable `PYTHON'
# to `python' if found, empty otherwise.
AC_DEFUN([PGAC_PROG_PYTHON],
[AC_CHECK_PROG(PYTHON, python, python)])
AC_DEFUN([PGAC_PATH_PYTHON],
[AC_PATH_PROG(PYTHON, python)
if test x"$PYTHON" = x""; then
AC_MSG_ERROR([Python not found])
fi
])
# PGAC_PATH_PYTHONDIR
# -------------------
# Finds the names of various install dirs and helper files
# necessary to build a Python extension module.
# _PGAC_CHECK_PYTHON_DIRS
# -----------------------
# Determine the name of various directory of a given Python installation.
AC_DEFUN([_PGAC_CHECK_PYTHON_DIRS],
[AC_REQUIRE([PGAC_PATH_PYTHON])
python_version=`${PYTHON} -c "import sys; print sys.version[[:3]]"`
python_prefix=`${PYTHON} -c "import sys; print sys.prefix"`
python_execprefix=`${PYTHON} -c "import sys; print sys.exec_prefix"`
python_configdir="${python_execprefix}/lib/python${python_version}/config"
python_moduledir="${python_prefix}/lib/python${python_version}"
python_includedir="${python_prefix}/include/python${python_version}"
python_dynlibdir="${python_execprefix}/lib/python${python_version}/lib-dynload"
AC_SUBST(python_version)[]dnl
AC_SUBST(python_prefix)[]dnl
AC_SUBST(python_execprefix)[]dnl
AC_SUBST(python_configdir)[]dnl
AC_SUBST(python_moduledir)[]dnl
AC_SUBST(python_includedir)[]dnl
AC_SUBST(python_dynlibdir)[]dnl
])# _PGAC_CHECK_PYTHON_DIRS
# PGAC_CHECK_PYTHON_MODULE_SETUP
# ------------------------------
# Finds things required to build a Python extension module, in
# particular the makefile.
#
# It would be nice if we could check whether the current setup allows
# the build of the shared module. Future project.
AC_DEFUN([PGAC_PATH_PYTHONDIR],
[AC_REQUIRE([PGAC_PROG_PYTHON])
[if test "${PYTHON+set}" = set ; then
python_version=`${PYTHON} -c "import sys; print sys.version[:3]"`
python_prefix=`${PYTHON} -c "import sys; print sys.prefix"`
python_execprefix=`${PYTHON} -c "import sys; print sys.exec_prefix"`
python_configdir="${python_execprefix}/lib/python${python_version}/config"
python_moduledir="${python_prefix}/lib/python${python_version}"
python_extmakefile="${python_configdir}/Makefile.pre.in"]
AC_DEFUN([PGAC_CHECK_PYTHON_MODULE_SETUP],
[AC_REQUIRE([_PGAC_CHECK_PYTHON_DIRS])
AC_MSG_CHECKING([for makefile to build Python module])
python_makefile_pre_in="${python_configdir}/Makefile.pre.in"
AC_MSG_CHECKING(for Python extension makefile)
if test -f "${python_extmakefile}" ; then
AC_MSG_RESULT(found)
else
AC_MSG_RESULT(no)
AC_MSG_ERROR(
[The Python extension makefile was expected at \`${python_extmakefile}\'
but does not exist. This means the Python module cannot be built automatically.])
fi
AC_SUBST(python_version)
AC_SUBST(python_prefix)
AC_SUBST(python_execprefix)
AC_SUBST(python_configdir)
AC_SUBST(python_moduledir)
AC_SUBST(python_extmakefile)
if test -f "${python_makefile_pre_in}" ; then
AC_MSG_RESULT([${python_makefile_pre_in}])
else
AC_MSG_ERROR([Python not found])
fi])# PGAC_PATH_PYTHONDIR
AC_MSG_RESULT(no)
AC_MSG_ERROR(
[The file
${python_makefile_pre_in}
required to build Python modules does not exist. Make sure that you have
a full Python installation and that this is the right location.])
fi
AC_SUBST(python_makefile_pre_in)[]dnl
])# PGAC_CHECK_PYTHON_MODULE_SETUP
# PGAC_CHECK_PYTHON_EMBED_SETUP
# -----------------------------
# Courtesy of the INN 2.3.1 package...
AC_DEFUN([PGAC_CHECK_PYTHON_EMBED_SETUP],
[AC_REQUIRE([_PGAC_CHECK_PYTHON_DIRS])
AC_MSG_CHECKING([how to link an embedded Python application])
_python_libs=`grep '^LIBS=' $python_configdir/Makefile | sed 's/^.*=//'`
_python_libc=`grep '^LIBC=' $python_configdir/Makefile | sed 's/^.*=//'`
_python_libm=`grep '^LIBM=' $python_configdir/Makefile | sed 's/^.*=//'`
_python_liblocalmod=`grep '^LOCALMODLIBS=' $python_configdir/Makefile | sed 's/^.*=//'`
_python_libbasemod=`grep '^BASEMODLIBS=' $python_configdir/Makefile | sed 's/^.*=//'`
pgac_tab=" " # tab character
python_libspec=`echo X"-L$python_configdir $_python_libs $_python_libc $_python_libm -lpython$python_version $_python_liblocalmod $_python_libbasemod" | sed -e 's/^X//' -e "s/[[ $pgac_tab]][[ $pgac_tab]]*/ /g"`
AC_MSG_RESULT([${python_libspec}])
AC_SUBST(python_libspec)[]dnl
])# PGAC_CHECK_PYTHON_EMBED_SETUP