#!/usr/bin/env python
"""

Rules for building C/API module with f2py2e.

Here is a skeleton of a new wrapper function (13Dec2001):

wrapper_function(args)
  declarations
  get_python_arguments, say, `a' and `b'

  get_a_from_python
  if (successful) {

    get_b_from_python
    if (successful) {

      callfortran
      if (succesful) {

        put_a_to_python
        if (succesful) {

          put_b_to_python
          if (succesful) {

            buildvalue = ...

          }

        }

      }

    }
    cleanup_b

  }
  cleanup_a

  return buildvalue
"""
"""
Copyright 1999,2000 Pearu Peterson all rights reserved,
Pearu Peterson <pearu@ioc.ee>
Permission to use, modify, and distribute this software is given under the
terms of the NumPy License.

NO WARRANTY IS EXPRESSED OR IMPLIED.  USE AT YOUR OWN RISK.
$Date: 2005/08/30 08:58:42 $
Pearu Peterson
"""

__version__ = "$Revision: 1.129 $"[10:-1]

import __version__
f2py_version = __version__.version

import pprint
import sys
import time
import types
import copy
errmess=sys.stderr.write
outmess=sys.stdout.write
show=pprint.pprint

from auxfuncs import *
import capi_maps
from capi_maps import *
import cfuncs
import common_rules
import use_rules
import f90mod_rules
import func2subr
options={}

sepdict={}
#for k in ['need_cfuncs']: sepdict[k]=','
for k in ['decl',
          'frompyobj',
          'cleanupfrompyobj',
          'topyarr','method',
          'pyobjfrom','closepyobjfrom',
          'freemem',
          'userincludes',
          'includes0','includes','typedefs','typedefs_generated',
          'cppmacros','cfuncs','callbacks',
          'latexdoc',
          'restdoc',
          'routine_defs','externroutines',
          'initf2pywraphooks',
          'commonhooks','initcommonhooks',
          'f90modhooks','initf90modhooks']:
    sepdict[k]='\n'

#################### Rules for C/API module #################

module_rules={
    'modulebody':"""\
/* File: #modulename#module.c
 * This file is auto-generated with f2py (version:#f2py_version#).
 * f2py is a Fortran to Python Interface Generator (FPIG), Second Edition,
 * written by Pearu Peterson <pearu@cens.ioc.ee>.
 * See http://cens.ioc.ee/projects/f2py2e/
 * Generation date: """+time.asctime(time.localtime(time.time()))+"""
 * $R"""+"""evision:$
 * $D"""+"""ate:$
 * Do not edit this file directly unless you know what you are doing!!!
 */
#ifdef __cplusplus
extern \"C\" {
#endif

"""+gentitle("See f2py2e/cfuncs.py: includes")+"""
#includes#
#includes0#

"""+gentitle("See f2py2e/rules.py: mod_rules['modulebody']")+"""
static PyObject *#modulename#_error;
static PyObject *#modulename#_module;

"""+gentitle("See f2py2e/cfuncs.py: typedefs")+"""
#typedefs#

"""+gentitle("See f2py2e/cfuncs.py: typedefs_generated")+"""
#typedefs_generated#

"""+gentitle("See f2py2e/cfuncs.py: cppmacros")+"""
#cppmacros#

"""+gentitle("See f2py2e/cfuncs.py: cfuncs")+"""
#cfuncs#

"""+gentitle("See f2py2e/cfuncs.py: userincludes")+"""
#userincludes#

"""+gentitle("See f2py2e/capi_rules.py: usercode")+"""
#usercode#

/* See f2py2e/rules.py */
#externroutines#

"""+gentitle("See f2py2e/capi_rules.py: usercode1")+"""
#usercode1#

"""+gentitle("See f2py2e/cb_rules.py: buildcallback")+"""
#callbacks#

"""+gentitle("See f2py2e/rules.py: buildapi")+"""
#body#

"""+gentitle("See f2py2e/f90mod_rules.py: buildhooks")+"""
#f90modhooks#

"""+gentitle("See f2py2e/rules.py: module_rules['modulebody']")+"""

"""+gentitle("See f2py2e/common_rules.py: buildhooks")+"""
#commonhooks#

"""+gentitle("See f2py2e/rules.py")+"""

static FortranDataDef f2py_routine_defs[] = {
#routine_defs#
\t{NULL}
};

static PyMethodDef f2py_module_methods[] = {
#pymethoddef#
\t{NULL,NULL}
};

#if PY_VERSION_HEX >= 0x03000000
static struct PyModuleDef moduledef = {
\tPyModuleDef_HEAD_INIT,
\t"#modulename#",
\tNULL,
\t-1,
\tf2py_module_methods,
\tNULL,
\tNULL,
\tNULL,
\tNULL
};
#endif

#if PY_VERSION_HEX >= 0x03000000
#define RETVAL m
PyObject *PyInit_#modulename#(void) {
#else
#define RETVAL
PyMODINIT_FUNC init#modulename#(void) {
#endif
\tint i;
\tPyObject *m,*d, *s;
#if PY_VERSION_HEX >= 0x03000000
\tm = #modulename#_module = PyModule_Create(&moduledef);
#else
\tm = #modulename#_module = Py_InitModule(\"#modulename#\", f2py_module_methods);
#endif
\tPy_TYPE(&PyFortran_Type) = &PyType_Type;
\timport_array();
\tif (PyErr_Occurred())
\t\t{PyErr_SetString(PyExc_ImportError, \"can't initialize module #modulename# (failed to import numpy)\"); return RETVAL;}
\td = PyModule_GetDict(m);
\ts = PyString_FromString(\"$R"""+"""evision: $\");
\tPyDict_SetItemString(d, \"__version__\", s);
#if PY_VERSION_HEX >= 0x03000000
\ts = PyUnicode_FromString(
#else
\ts = PyString_FromString(
#endif
\t\t\"This module '#modulename#' is auto-generated with f2py (version:#f2py_version#).\\nFunctions:\\n\"\n#docs#\".\");
\tPyDict_SetItemString(d, \"__doc__\", s);
\t#modulename#_error = PyErr_NewException (\"#modulename#.error\", NULL, NULL);
\tPy_DECREF(s);
\tfor(i=0;f2py_routine_defs[i].name!=NULL;i++)
\t\tPyDict_SetItemString(d, f2py_routine_defs[i].name,PyFortranObject_NewAsAttr(&f2py_routine_defs[i]));
#initf2pywraphooks#
#initf90modhooks#
#initcommonhooks#
#interface_usercode#

#ifdef F2PY_REPORT_ATEXIT
\tif (! PyErr_Occurred())
\t\ton_exit(f2py_report_on_exit,(void*)\"#modulename#\");
#endif

\treturn RETVAL;
}
#ifdef __cplusplus
}
#endif
""",
    'separatorsfor':{'latexdoc':'\n\n',
                     'restdoc':'\n\n'},
    'latexdoc':['\\section{Module \\texttt{#texmodulename#}}\n',
                '#modnote#\n',
                '#latexdoc#'],
    'restdoc':['Module #modulename#\n'+'='*80,
               '\n#restdoc#']
    }

defmod_rules=[
    {'body':'/*eof body*/',
     'method':'/*eof method*/',
     'externroutines':'/*eof externroutines*/',
     'routine_defs':'/*eof routine_defs*/',
     'initf90modhooks':'/*eof initf90modhooks*/',
     'initf2pywraphooks':'/*eof initf2pywraphooks*/',
     'initcommonhooks':'/*eof initcommonhooks*/',
     'latexdoc':'',
     'restdoc':'',
     'modnote':{hasnote:'#note#',l_not(hasnote):''},
     }
    ]

routine_rules={
    'separatorsfor':sepdict,
    'body':"""
#begintitle#
static char doc_#apiname#[] = \"\\\nFunction signature:\\n\\\n\t#docreturn##name#(#docsignatureshort#)\\n\\\n#docstrsigns#\";
/* #declfortranroutine# */
static PyObject *#apiname#(const PyObject *capi_self,
                           PyObject *capi_args,
                           PyObject *capi_keywds,
                           #functype# (*f2py_func)(#callprotoargument#)) {
\tPyObject * volatile capi_buildvalue = NULL;
\tvolatile int f2py_success = 1;
#decl#
\tstatic char *capi_kwlist[] = {#kwlist##kwlistopt##kwlistxa#NULL};
#usercode#
#routdebugenter#
#ifdef F2PY_REPORT_ATEXIT
f2py_start_clock();
#endif
\tif (!PyArg_ParseTupleAndKeywords(capi_args,capi_keywds,\\
\t\t\"#argformat##keyformat##xaformat#:#pyname#\",\\
\t\tcapi_kwlist#args_capi##keys_capi##keys_xa#))\n\t\treturn NULL;
#frompyobj#
/*end of frompyobj*/
#ifdef F2PY_REPORT_ATEXIT
f2py_start_call_clock();
#endif
#callfortranroutine#
if (PyErr_Occurred())
  f2py_success = 0;
#ifdef F2PY_REPORT_ATEXIT
f2py_stop_call_clock();
#endif
/*end of callfortranroutine*/
\t\tif (f2py_success) {
#pyobjfrom#
/*end of pyobjfrom*/
\t\tCFUNCSMESS(\"Building return value.\\n\");
\t\tcapi_buildvalue = Py_BuildValue(\"#returnformat#\"#return#);
/*closepyobjfrom*/
#closepyobjfrom#
\t\t} /*if (f2py_success) after callfortranroutine*/
/*cleanupfrompyobj*/
#cleanupfrompyobj#
\tif (capi_buildvalue == NULL) {
#routdebugfailure#
\t} else {
#routdebugleave#
\t}
\tCFUNCSMESS(\"Freeing memory.\\n\");
#freemem#
#ifdef F2PY_REPORT_ATEXIT
f2py_stop_clock();
#endif
\treturn capi_buildvalue;
}
#endtitle#
""",
    'routine_defs':'#routine_def#',
    'initf2pywraphooks':'#initf2pywraphook#',
    'externroutines':'#declfortranroutine#',
    'doc':'#docreturn##name#(#docsignature#)',
    'docshort':'#docreturn##name#(#docsignatureshort#)',
    'docs':'"\t#docreturn##name#(#docsignature#)\\n"\n',
    'need':['arrayobject.h','CFUNCSMESS','MINMAX'],
    'cppmacros':{debugcapi:'#define DEBUGCFUNCS'},
    'latexdoc':['\\subsection{Wrapper function \\texttt{#texname#}}\n',
                """
\\noindent{{}\\verb@#docreturn##name#@{}}\\texttt{(#latexdocsignatureshort#)}
#routnote#

#latexdocstrsigns#
"""],
    'restdoc':['Wrapped function ``#name#``\n'+'-'*80,

               ]
    }

################## Rules for C/API function ##############

rout_rules=[
    { # Init
    'separatorsfor': {'callfortranroutine':'\n','routdebugenter':'\n','decl':'\n',
                      'routdebugleave':'\n','routdebugfailure':'\n',
                      'setjmpbuf':' || ',
                      'docstrreq':'\n','docstropt':'\n','docstrout':'\n',
                      'docstrcbs':'\n','docstrsigns':'\\n"\n"',
                      'latexdocstrsigns':'\n',
                      'latexdocstrreq':'\n','latexdocstropt':'\n',
                      'latexdocstrout':'\n','latexdocstrcbs':'\n',
                      },
    'kwlist':'','kwlistopt':'','callfortran':'','callfortranappend':'',
    'docsign':'','docsignopt':'','decl':'/*decl*/',
    'freemem':'/*freemem*/',
    'docsignshort':'','docsignoptshort':'',
    'docstrsigns':'','latexdocstrsigns':'',
    'docstrreq':'Required arguments:',
    'docstropt':'Optional arguments:',
    'docstrout':'Return objects:',
    'docstrcbs':'Call-back functions:',
    'latexdocstrreq':'\\noindent Required arguments:',
    'latexdocstropt':'\\noindent Optional arguments:',
    'latexdocstrout':'\\noindent Return objects:',
    'latexdocstrcbs':'\\noindent Call-back functions:',
    'args_capi':'','keys_capi':'','functype':'',
    'frompyobj':'/*frompyobj*/',
    'cleanupfrompyobj':['/*end of cleanupfrompyobj*/'], #this list will be reversed
    'pyobjfrom':'/*pyobjfrom*/',
    'closepyobjfrom':['/*end of closepyobjfrom*/'], #this list will be reversed
    'topyarr':'/*topyarr*/','routdebugleave':'/*routdebugleave*/',
    'routdebugenter':'/*routdebugenter*/',
    'routdebugfailure':'/*routdebugfailure*/',
    'callfortranroutine':'/*callfortranroutine*/',
    'argformat':'','keyformat':'','need_cfuncs':'',
    'docreturn':'','return':'','returnformat':'','rformat':'',
    'kwlistxa':'','keys_xa':'','xaformat':'','docsignxa':'','docsignxashort':'',
    'initf2pywraphook':'',
    'routnote':{hasnote:'--- #note#',l_not(hasnote):''},
    },{
        'apiname':'f2py_rout_#modulename#_#name#',
        'pyname':'#modulename#.#name#',
        'decl':'',
        '_check':l_not(ismoduleroutine)
    },{
        'apiname':'f2py_rout_#modulename#_#f90modulename#_#name#',
        'pyname':'#modulename#.#f90modulename#.#name#',
        'decl':'',
        '_check':ismoduleroutine
    },{ # Subroutine
    'functype':'void',
    'declfortranroutine':{l_and(l_not(l_or(ismoduleroutine,isintent_c)),l_not(isdummyroutine)):'extern void #F_FUNC#(#fortranname#,#FORTRANNAME#)(#callprotoargument#);',
                          l_and(l_not(ismoduleroutine),isintent_c,l_not(isdummyroutine)):'extern void #fortranname#(#callprotoargument#);',
                          ismoduleroutine:'',
                          isdummyroutine:''
                          },
    'routine_def':{l_not(l_or(ismoduleroutine,isintent_c,isdummyroutine)):'\t{\"#name#\",-1,{{-1}},0,(char *)#F_FUNC#(#fortranname#,#FORTRANNAME#),(f2py_init_func)#apiname#,doc_#apiname#},',
                   l_and(l_not(ismoduleroutine),isintent_c,l_not(isdummyroutine)):'\t{\"#name#\",-1,{{-1}},0,(char *)#fortranname#,(f2py_init_func)#apiname#,doc_#apiname#},',
                   l_and(l_not(ismoduleroutine),isdummyroutine):'\t{\"#name#\",-1,{{-1}},0,NULL,(f2py_init_func)#apiname#,doc_#apiname#},',
                   },
    'need':{l_and(l_not(l_or(ismoduleroutine,isintent_c)),l_not(isdummyroutine)):'F_FUNC'},
    'callfortranroutine':[
        {debugcapi:["""\tfprintf(stderr,\"debug-capi:Fortran subroutine `#fortranname#(#callfortran#)\'\\n\");"""]},
        {hasexternals:"""\
\t\tif (#setjmpbuf#) {
\t\t\tf2py_success = 0;
\t\t} else {"""},
        {isthreadsafe:'\t\t\tPy_BEGIN_ALLOW_THREADS'},
        {hascallstatement:'''\t\t\t\t#callstatement#;
\t\t\t\t/*(*f2py_func)(#callfortran#);*/'''},
        {l_not(l_or(hascallstatement,isdummyroutine)):'\t\t\t\t(*f2py_func)(#callfortran#);'},
        {isthreadsafe:'\t\t\tPy_END_ALLOW_THREADS'},
        {hasexternals:"""\t\t}"""}
         ],
    '_check':issubroutine,
    },{ # Wrapped function
    'functype':'void',
    'declfortranroutine':{l_not(l_or(ismoduleroutine,isdummyroutine)):'extern void #F_WRAPPEDFUNC#(#name_lower#,#NAME#)(#callprotoargument#);',
                          isdummyroutine:'',
                          },

    'routine_def':{l_not(l_or(ismoduleroutine,isdummyroutine)):'\t{\"#name#\",-1,{{-1}},0,(char *)#F_WRAPPEDFUNC#(#name_lower#,#NAME#),(f2py_init_func)#apiname#,doc_#apiname#},',
                   isdummyroutine:'\t{\"#name#\",-1,{{-1}},0,NULL,(f2py_init_func)#apiname#,doc_#apiname#},',
                   },
    'initf2pywraphook':{l_not(l_or(ismoduleroutine,isdummyroutine)):'''
    {
      extern #ctype# #F_FUNC#(#name_lower#,#NAME#)(void);
      PyObject* o = PyDict_GetItemString(d,"#name#");
      PyObject_SetAttrString(o,"_cpointer", F2PyCapsule_FromVoidPtr((void*)#F_FUNC#(#name_lower#,#NAME#),NULL));
#if PY_VERSION_HEX >= 0x03000000
      PyObject_SetAttrString(o,"__name__", PyUnicode_FromString("#name#"));
#else
      PyObject_SetAttrString(o,"__name__", PyString_FromString("#name#"));
#endif
    }
    '''},
    'need':{l_not(l_or(ismoduleroutine,isdummyroutine)):['F_WRAPPEDFUNC','F_FUNC']},
    'callfortranroutine':[
    {debugcapi:["""\tfprintf(stderr,\"debug-capi:Fortran subroutine `f2pywrap#name_lower#(#callfortran#)\'\\n\");"""]},
    {hasexternals:"""\
\tif (#setjmpbuf#) {
\t\tf2py_success = 0;
\t} else {"""},
    {isthreadsafe:'\tPy_BEGIN_ALLOW_THREADS'},
    {l_not(l_or(hascallstatement,isdummyroutine)):'\t(*f2py_func)(#callfortran#);'},
    {hascallstatement:'\t#callstatement#;\n\t/*(*f2py_func)(#callfortran#);*/'},
    {isthreadsafe:'\tPy_END_ALLOW_THREADS'},
    {hasexternals:'\t}'}
    ],
    '_check':isfunction_wrap,
    },{ # Function
    'functype':'#ctype#',
    'docreturn':{l_not(isintent_hide):'#rname#,'},
    'docstrout':'\t#pydocsignout#',
    'latexdocstrout':['\\item[]{{}\\verb@#pydocsignout#@{}}',
                      {hasresultnote:'--- #resultnote#'}],
    'callfortranroutine':[{l_and(debugcapi,isstringfunction):"""\
#ifdef USESCOMPAQFORTRAN
\tfprintf(stderr,\"debug-capi:Fortran function #ctype# #fortranname#(#callcompaqfortran#)\\n\");
#else
\tfprintf(stderr,\"debug-capi:Fortran function #ctype# #fortranname#(#callfortran#)\\n\");
#endif
"""},
                          {l_and(debugcapi,l_not(isstringfunction)):"""\
\tfprintf(stderr,\"debug-capi:Fortran function #ctype# #fortranname#(#callfortran#)\\n\");
"""}
                          ],
    '_check':l_and(isfunction,l_not(isfunction_wrap))
    },{ # Scalar function
    'declfortranroutine':{l_and(l_not(l_or(ismoduleroutine,isintent_c)),l_not(isdummyroutine)):'extern #ctype# #F_FUNC#(#fortranname#,#FORTRANNAME#)(#callprotoargument#);',
                          l_and(l_not(ismoduleroutine),isintent_c,l_not(isdummyroutine)):'extern #ctype# #fortranname#(#callprotoargument#);',
                          isdummyroutine:''
                          },
    'routine_def':{l_and(l_not(l_or(ismoduleroutine,isintent_c)),l_not(isdummyroutine)):'\t{\"#name#\",-1,{{-1}},0,(char *)#F_FUNC#(#fortranname#,#FORTRANNAME#),(f2py_init_func)#apiname#,doc_#apiname#},',
                   l_and(l_not(ismoduleroutine),isintent_c,l_not(isdummyroutine)):'\t{\"#name#\",-1,{{-1}},0,(char *)#fortranname#,(f2py_init_func)#apiname#,doc_#apiname#},',
                   isdummyroutine:'\t{\"#name#\",-1,{{-1}},0,NULL,(f2py_init_func)#apiname#,doc_#apiname#},',
                   },
    'decl':[{iscomplexfunction_warn:'\t#ctype# #name#_return_value={0,0};',
             l_not(iscomplexfunction):'\t#ctype# #name#_return_value=0;'},
            {iscomplexfunction:'\tPyObject *#name#_return_value_capi = Py_None;'}
            ],
    'callfortranroutine':[
        {hasexternals:"""\
\tif (#setjmpbuf#) {
\t\tf2py_success = 0;
\t} else {"""},
        {isthreadsafe:'\tPy_BEGIN_ALLOW_THREADS'},
        {hascallstatement:'''\t#callstatement#;
/*\t#name#_return_value = (*f2py_func)(#callfortran#);*/
'''},
        {l_not(l_or(hascallstatement,isdummyroutine)):'\t#name#_return_value = (*f2py_func)(#callfortran#);'},
        {isthreadsafe:'\tPy_END_ALLOW_THREADS'},
        {hasexternals:'\t}'},
        {l_and(debugcapi,iscomplexfunction):'\tfprintf(stderr,"#routdebugshowvalue#\\n",#name#_return_value.r,#name#_return_value.i);'},
        {l_and(debugcapi,l_not(iscomplexfunction)):'\tfprintf(stderr,"#routdebugshowvalue#\\n",#name#_return_value);'}],
    'pyobjfrom':{iscomplexfunction:'\t#name#_return_value_capi = pyobj_from_#ctype#1(#name#_return_value);'},
    'need':[{l_not(isdummyroutine):'F_FUNC'},
    {iscomplexfunction:'pyobj_from_#ctype#1'},
    {islong_longfunction:'long_long'},
    {islong_doublefunction:'long_double'}],
    'returnformat':{l_not(isintent_hide):'#rformat#'},
    'return':{iscomplexfunction:',#name#_return_value_capi',
    l_not(l_or(iscomplexfunction,isintent_hide)):',#name#_return_value'},
    '_check':l_and(isfunction,l_not(isstringfunction),l_not(isfunction_wrap))
    },{ # String function # in use for --no-wrap
    'declfortranroutine':'extern void #F_FUNC#(#fortranname#,#FORTRANNAME#)(#callprotoargument#);',
    'routine_def':{l_not(l_or(ismoduleroutine,isintent_c)):
#        '\t{\"#name#\",-1,{{-1}},0,(char *)F_FUNC(#fortranname#,#FORTRANNAME#),(void *)#apiname#,doc_#apiname#},',
        '\t{\"#name#\",-1,{{-1}},0,(char *)#F_FUNC#(#fortranname#,#FORTRANNAME#),(f2py_init_func)#apiname#,doc_#apiname#},',
        l_and(l_not(ismoduleroutine),isintent_c):
#            '\t{\"#name#\",-1,{{-1}},0,(char *)#fortranname#,(void *)#apiname#,doc_#apiname#},'
            '\t{\"#name#\",-1,{{-1}},0,(char *)#fortranname#,(f2py_init_func)#apiname#,doc_#apiname#},'
                   },
    'decl':['\t#ctype# #name#_return_value = NULL;',
            '\tint #name#_return_value_len = 0;'],
    'callfortran':'#name#_return_value,#name#_return_value_len,',
    'callfortranroutine':['\t#name#_return_value_len = #rlength#;',
                          '\tif ((#name#_return_value = (string)malloc(sizeof(char)*(#name#_return_value_len+1))) == NULL) {',
                          '\t\tPyErr_SetString(PyExc_MemoryError, \"out of memory\");',
                          '\t\tf2py_success = 0;',
                          '\t} else {',
                          "\t\t(#name#_return_value)[#name#_return_value_len] = '\\0';",
                          '\t}',
                          '\tif (f2py_success) {',
                          {hasexternals:"""\
\t\tif (#setjmpbuf#) {
\t\t\tf2py_success = 0;
\t\t} else {"""},
                          {isthreadsafe:'\t\tPy_BEGIN_ALLOW_THREADS'},
                          """\
#ifdef USESCOMPAQFORTRAN
\t\t(*f2py_func)(#callcompaqfortran#);
#else
\t\t(*f2py_func)(#callfortran#);
#endif
""",
                          {isthreadsafe:'\t\tPy_END_ALLOW_THREADS'},
                          {hasexternals:'\t\t}'},
                          {debugcapi:'\t\tfprintf(stderr,"#routdebugshowvalue#\\n",#name#_return_value_len,#name#_return_value);'},
                          '\t} /* if (f2py_success) after (string)malloc */',
                          ],
    'returnformat':'#rformat#',
    'return':',#name#_return_value',
    'freemem':'\tSTRINGFREE(#name#_return_value);',
    'need':['F_FUNC','#ctype#','STRINGFREE'],
    '_check':l_and(isstringfunction,l_not(isfunction_wrap)) # ???obsolete
    },
    { # Debugging
    'routdebugenter':'\tfprintf(stderr,"debug-capi:Python C/API function #modulename#.#name#(#docsignature#)\\n");',
    'routdebugleave':'\tfprintf(stderr,"debug-capi:Python C/API function #modulename#.#name#: successful.\\n");',
    'routdebugfailure':'\tfprintf(stderr,"debug-capi:Python C/API function #modulename#.#name#: failure.\\n");',
    '_check':debugcapi
    }
    ]

################ Rules for arguments ##################

typedef_need_dict = {islong_long:'long_long',
                     islong_double:'long_double',
                     islong_complex:'complex_long_double',
                     isunsigned_char:'unsigned_char',
                     isunsigned_short:'unsigned_short',
                     isunsigned:'unsigned',
                     isunsigned_long_long:'unsigned_long_long',
                     isunsigned_chararray:'unsigned_char',
                     isunsigned_shortarray:'unsigned_short',
                     isunsigned_long_longarray:'unsigned_long_long',
                     issigned_long_longarray:'long_long',
                     }

aux_rules=[
    {
    'separatorsfor':sepdict
    },
    { # Common
    'frompyobj':['\t/* Processing auxiliary variable #varname# */',
                 {debugcapi:'\tfprintf(stderr,"#vardebuginfo#\\n");'},],
    'cleanupfrompyobj':'\t/* End of cleaning variable #varname# */',
    'need':typedef_need_dict,
    },
# Scalars (not complex)
    { # Common
    'decl':'\t#ctype# #varname# = 0;',
    'need':{hasinitvalue:'math.h'},
    'frompyobj':{hasinitvalue:'\t#varname# = #init#;'},
    '_check':l_and(isscalar,l_not(iscomplex)),
    },
    {
    'return':',#varname#',
    'docstrout':'\t#pydocsignout#',
    'docreturn':'#outvarname#,',
    'returnformat':'#varrformat#',
    '_check':l_and(isscalar,l_not(iscomplex),isintent_out),
    },
# Complex scalars
    { # Common
    'decl':'\t#ctype# #varname#;',
    'frompyobj': {hasinitvalue:'\t#varname#.r = #init.r#, #varname#.i = #init.i#;'},
    '_check':iscomplex
    },
# String
    { # Common
    'decl':['\t#ctype# #varname# = NULL;',
            '\tint slen(#varname#);',
            ],
    'need':['len..'],
    '_check':isstring
    },
# Array
    { # Common
    'decl':['\t#ctype# *#varname# = NULL;',
            '\tnpy_intp #varname#_Dims[#rank#] = {#rank*[-1]#};',
            '\tconst int #varname#_Rank = #rank#;',
            ],
    'need':['len..',{hasinitvalue:'forcomb'},{hasinitvalue:'CFUNCSMESS'}],
    '_check':isarray
    },
# Scalararray
    { # Common
    '_check':l_and(isarray,l_not(iscomplexarray))
    },{ # Not hidden
    '_check':l_and(isarray,l_not(iscomplexarray),isintent_nothide)
    },
# Integer*1 array
    {'need':'#ctype#',
     '_check':isint1array,
     '_depend':''
     },
# Integer*-1 array
    {'need':'#ctype#',
     '_check':isunsigned_chararray,
     '_depend':''
     },
# Integer*-2 array
    {'need':'#ctype#',
     '_check':isunsigned_shortarray,
     '_depend':''
     },
# Integer*-8 array
    {'need':'#ctype#',
     '_check':isunsigned_long_longarray,
     '_depend':''
     },
# Complexarray
    {'need':'#ctype#',
     '_check':iscomplexarray,
     '_depend':''
     },
# Stringarray
     {
     'callfortranappend':{isarrayofstrings:'flen(#varname#),'},
     'need':'string',
     '_check':isstringarray
     }
    ]

arg_rules=[
    {
    'separatorsfor':sepdict
    },
    { # Common
    'frompyobj':['\t/* Processing variable #varname# */',
                 {debugcapi:'\tfprintf(stderr,"#vardebuginfo#\\n");'},],
    'cleanupfrompyobj':'\t/* End of cleaning variable #varname# */',
    '_depend':'',
    'need':typedef_need_dict,
    },
# Doc signatures
    {
    'docstropt':{l_and(isoptional,isintent_nothide):'\t#pydocsign#'},
    'docstrreq':{l_and(isrequired,isintent_nothide):'\t#pydocsign#'},
    'docstrout':{isintent_out:'\t#pydocsignout#'},
    'latexdocstropt':{l_and(isoptional,isintent_nothide):['\\item[]{{}\\verb@#pydocsign#@{}}',
                                                          {hasnote:'--- #note#'}]},
    'latexdocstrreq':{l_and(isrequired,isintent_nothide):['\\item[]{{}\\verb@#pydocsign#@{}}',
                                                          {hasnote:'--- #note#'}]},
    'latexdocstrout':{isintent_out:['\\item[]{{}\\verb@#pydocsignout#@{}}',
                                    {l_and(hasnote,isintent_hide):'--- #note#',
                                     l_and(hasnote,isintent_nothide):'--- See above.'}]},
    'depend':''
    },
# Required/Optional arguments
    {
    'kwlist':'"#varname#",',
    'docsign':'#varname#,',
    '_check':l_and(isintent_nothide,l_not(isoptional))
    },
    {
    'kwlistopt':'"#varname#",',
    'docsignopt':'#varname#=#showinit#,',
    'docsignoptshort':'#varname#,',
    '_check':l_and(isintent_nothide,isoptional)
    },
# Docstring/BuildValue
    {
    'docreturn':'#outvarname#,',
    'returnformat':'#varrformat#',
    '_check':isintent_out
    },
# Externals (call-back functions)
    { # Common
    'docsignxa':{isintent_nothide:'#varname#_extra_args=(),'},
    'docsignxashort':{isintent_nothide:'#varname#_extra_args,'},
    'docstropt':{isintent_nothide:'\t#varname#_extra_args := () input tuple'},
    'docstrcbs':'#cbdocstr#',
    'latexdocstrcbs':'\\item[] #cblatexdocstr#',
    'latexdocstropt':{isintent_nothide:'\\item[]{{}\\verb@#varname#_extra_args := () input tuple@{}} --- Extra arguments for call-back function {{}\\verb@#varname#@{}}.'},
    'decl':['\tPyObject *#varname#_capi = Py_None;',
            '\tPyTupleObject *#varname#_xa_capi = NULL;',
            '\tPyTupleObject *#varname#_args_capi = NULL;',
            '\tint #varname#_nofargs_capi = 0;',
            {l_not(isintent_callback):'\t#cbname#_typedef #varname#_cptr;'}
            ],
    'kwlistxa':{isintent_nothide:'"#varname#_extra_args",'},
    'argformat':{isrequired:'O'},
    'keyformat':{isoptional:'O'},
    'xaformat':{isintent_nothide:'O!'},
    'args_capi':{isrequired:',&#varname#_capi'},
    'keys_capi':{isoptional:',&#varname#_capi'},
    'keys_xa':',&PyTuple_Type,&#varname#_xa_capi',
    'setjmpbuf':'(setjmp(#cbname#_jmpbuf))',
    'callfortran':{l_not(isintent_callback):'#varname#_cptr,'},
    'need':['#cbname#','setjmp.h'],
    '_check':isexternal
    },
    {
    'frompyobj':[{l_not(isintent_callback):"""\
if(F2PyCapsule_Check(#varname#_capi)) {
  #varname#_cptr = F2PyCapsule_AsVoidPtr(#varname#_capi);
} else {
  #varname#_cptr = #cbname#;
}
"""},{isintent_callback:"""\
if (#varname#_capi==Py_None) {
  #varname#_capi = PyObject_GetAttrString(#modulename#_module,\"#varname#\");
  if (#varname#_capi) {
    if (#varname#_xa_capi==NULL) {
      if (PyObject_HasAttrString(#modulename#_module,\"#varname#_extra_args\")) {
        PyObject* capi_tmp = PyObject_GetAttrString(#modulename#_module,\"#varname#_extra_args\");
        if (capi_tmp)
          #varname#_xa_capi = (PyTupleObject *)PySequence_Tuple(capi_tmp);
        else
          #varname#_xa_capi = (PyTupleObject *)Py_BuildValue(\"()\");
        if (#varname#_xa_capi==NULL) {
          PyErr_SetString(#modulename#_error,\"Failed to convert #modulename#.#varname#_extra_args to tuple.\\n\");
          return NULL;
        }
      }
    }
  }
  if (#varname#_capi==NULL) {
    PyErr_SetString(#modulename#_error,\"Callback #varname# not defined (as an argument or module #modulename# attribute).\\n\");
    return NULL;
  }
}
"""},
##    {l_not(isintent_callback):"""\
## if (#varname#_capi==Py_None) {
## printf(\"hoi\\n\");
## }
## """},
"""\
\t#varname#_nofargs_capi = #cbname#_nofargs;
\tif (create_cb_arglist(#varname#_capi,#varname#_xa_capi,#maxnofargs#,#nofoptargs#,&#cbname#_nofargs,&#varname#_args_capi,\"failed in processing argument list for call-back #varname#.\")) {
\t\tjmp_buf #varname#_jmpbuf;""",
{debugcapi:["""\
\t\tfprintf(stderr,\"debug-capi:Assuming %d arguments; at most #maxnofargs#(-#nofoptargs#) is expected.\\n\",#cbname#_nofargs);
\t\tCFUNCSMESSPY(\"for #varname#=\",#cbname#_capi);""",
{l_not(isintent_callback):"""\t\tfprintf(stderr,\"#vardebugshowvalue# (call-back in C).\\n\",#cbname#);"""}]},
          """\
\t\tCFUNCSMESS(\"Saving jmpbuf for `#varname#`.\\n\");
\t\tSWAP(#varname#_capi,#cbname#_capi,PyObject);
\t\tSWAP(#varname#_args_capi,#cbname#_args_capi,PyTupleObject);
\t\tmemcpy(&#varname#_jmpbuf,&#cbname#_jmpbuf,sizeof(jmp_buf));""",
          ],
'cleanupfrompyobj':
"""\
\t\tCFUNCSMESS(\"Restoring jmpbuf for `#varname#`.\\n\");
\t\t#cbname#_capi = #varname#_capi;
\t\tPy_DECREF(#cbname#_args_capi);
\t\t#cbname#_args_capi = #varname#_args_capi;
\t\t#cbname#_nofargs = #varname#_nofargs_capi;
\t\tmemcpy(&#cbname#_jmpbuf,&#varname#_jmpbuf,sizeof(jmp_buf));
\t}""",
    'need':['SWAP','create_cb_arglist'],
    '_check':isexternal,
    '_depend':''
    },
# Scalars (not complex)
    { # Common
    'decl':'\t#ctype# #varname# = 0;',
    'pyobjfrom':{debugcapi:'\tfprintf(stderr,"#vardebugshowvalue#\\n",#varname#);'},
    'callfortran':{isintent_c:'#varname#,',l_not(isintent_c):'&#varname#,'},
    'return':{isintent_out:',#varname#'},
    '_check':l_and(isscalar,l_not(iscomplex))
    },{
    'need':{hasinitvalue:'math.h'},
    '_check':l_and(isscalar,l_not(iscomplex)),
    #'_depend':''
    },{ # Not hidden
    'decl':'\tPyObject *#varname#_capi = Py_None;',
    'argformat':{isrequired:'O'},
    'keyformat':{isoptional:'O'},
    'args_capi':{isrequired:',&#varname#_capi'},
    'keys_capi':{isoptional:',&#varname#_capi'},
    'pyobjfrom':{isintent_inout:"""\
\tf2py_success = try_pyarr_from_#ctype#(#varname#_capi,&#varname#);
\tif (f2py_success) {"""},
    'closepyobjfrom':{isintent_inout:"\t} /*if (f2py_success) of #varname# pyobjfrom*/"},
    'need':{isintent_inout:'try_pyarr_from_#ctype#'},
    '_check':l_and(isscalar,l_not(iscomplex),isintent_nothide)
    },{
    'frompyobj':[
# hasinitvalue...
#   if pyobj is None:
#     varname = init
#   else
#     from_pyobj(varname)
#
# isoptional and noinitvalue...
#   if pyobj is not None:
#     from_pyobj(varname)
#   else:
#     varname is uninitialized
#
# ...
#   from_pyobj(varname)
#
    {hasinitvalue:'\tif (#varname#_capi == Py_None) #varname# = #init#; else',
     '_depend':''},
    {l_and(isoptional,l_not(hasinitvalue)):'\tif (#varname#_capi != Py_None)',
     '_depend':''},
    {l_not(islogical):'''\
\t\tf2py_success = #ctype#_from_pyobj(&#varname#,#varname#_capi,"#pyname#() #nth# (#varname#) can\'t be converted to #ctype#");
\tif (f2py_success) {'''},
    {islogical:'''\
\t\t#varname# = (#ctype#)PyObject_IsTrue(#varname#_capi);
\t\tf2py_success = 1;
\tif (f2py_success) {'''},
     ],
    'cleanupfrompyobj':'\t} /*if (f2py_success) of #varname#*/',
    'need':{l_not(islogical):'#ctype#_from_pyobj'},
    '_check':l_and(isscalar,l_not(iscomplex),isintent_nothide),
    '_depend':''
#    },{ # Hidden
#    '_check':l_and(isscalar,l_not(iscomplex),isintent_hide)
    },{ # Hidden
    'frompyobj':{hasinitvalue:'\t#varname# = #init#;'},
    'need':typedef_need_dict,
    '_check':l_and(isscalar,l_not(iscomplex),isintent_hide),
    '_depend':''
    },{ # Common
    'frompyobj':{debugcapi:'\tfprintf(stderr,"#vardebugshowvalue#\\n",#varname#);'},
    '_check':l_and(isscalar,l_not(iscomplex)),
    '_depend':''
    },
# Complex scalars
    { # Common
    'decl':'\t#ctype# #varname#;',
    'callfortran':{isintent_c:'#varname#,',l_not(isintent_c):'&#varname#,'},
    'pyobjfrom':{debugcapi:'\tfprintf(stderr,"#vardebugshowvalue#\\n",#varname#.r,#varname#.i);'},
    'return':{isintent_out:',#varname#_capi'},
    '_check':iscomplex
    },{ # Not hidden
    'decl':'\tPyObject *#varname#_capi = Py_None;',
    'argformat':{isrequired:'O'},
    'keyformat':{isoptional:'O'},
    'args_capi':{isrequired:',&#varname#_capi'},
    'keys_capi':{isoptional:',&#varname#_capi'},
    'need':{isintent_inout:'try_pyarr_from_#ctype#'},
    'pyobjfrom':{isintent_inout:"""\
\t\tf2py_success = try_pyarr_from_#ctype#(#varname#_capi,&#varname#);
\t\tif (f2py_success) {"""},
    'closepyobjfrom':{isintent_inout:"\t\t} /*if (f2py_success) of #varname# pyobjfrom*/"},
    '_check':l_and(iscomplex,isintent_nothide)
    },{
    'frompyobj':[{hasinitvalue:'\tif (#varname#_capi==Py_None) {#varname#.r = #init.r#, #varname#.i = #init.i#;} else'},
                 {l_and(isoptional,l_not(hasinitvalue)):'\tif (#varname#_capi != Py_None)'},
#                 '\t\tf2py_success = #ctype#_from_pyobj(&#varname#,#varname#_capi,"#ctype#_from_pyobj failed in converting #nth# `#varname#\' of #pyname# to C #ctype#\\n");'
                 '\t\tf2py_success = #ctype#_from_pyobj(&#varname#,#varname#_capi,"#pyname#() #nth# (#varname#) can\'t be converted to #ctype#");'
                 '\n\tif (f2py_success) {'],
    'cleanupfrompyobj':'\t}  /*if (f2py_success) of #varname# frompyobj*/',
    'need':['#ctype#_from_pyobj'],
    '_check':l_and(iscomplex,isintent_nothide),
    '_depend':''
    },{ # Hidden
    'decl':{isintent_out:'\tPyObject *#varname#_capi = Py_None;'},
    '_check':l_and(iscomplex,isintent_hide)
    },{
    'frompyobj': {hasinitvalue:'\t#varname#.r = #init.r#, #varname#.i = #init.i#;'},
    '_check':l_and(iscomplex,isintent_hide),
    '_depend':''
    },{ # Common
    'pyobjfrom':{isintent_out:'\t#varname#_capi = pyobj_from_#ctype#1(#varname#);'},
    'need':['pyobj_from_#ctype#1'],
    '_check':iscomplex
    },{
    'frompyobj':{debugcapi:'\tfprintf(stderr,"#vardebugshowvalue#\\n",#varname#.r,#varname#.i);'},
    '_check':iscomplex,
    '_depend':''
    },
# String
    { # Common
    'decl':['\t#ctype# #varname# = NULL;',
            '\tint slen(#varname#);',
            '\tPyObject *#varname#_capi = Py_None;'],
    'callfortran':'#varname#,',
    'callfortranappend':'slen(#varname#),',
    'pyobjfrom':{debugcapi:'\tfprintf(stderr,"#vardebugshowvalue#\\n",slen(#varname#),#varname#);'},
#    'freemem':'\tSTRINGFREE(#varname#);',
    'return':{isintent_out:',#varname#'},
    'need':['len..'],#'STRINGFREE'],
    '_check':isstring
    },{ # Common
    'frompyobj':"""\
\tslen(#varname#) = #length#;
\tf2py_success = #ctype#_from_pyobj(&#varname#,&slen(#varname#),#init#,#varname#_capi,\"#ctype#_from_pyobj failed in converting #nth# `#varname#\' of #pyname# to C #ctype#\");
\tif (f2py_success) {""",
    'cleanupfrompyobj':"""\
\t\tSTRINGFREE(#varname#);
\t}  /*if (f2py_success) of #varname#*/""",
    'need':['#ctype#_from_pyobj','len..','STRINGFREE'],
    '_check':isstring,
    '_depend':''
    },{ # Not hidden
    'argformat':{isrequired:'O'},
    'keyformat':{isoptional:'O'},
    'args_capi':{isrequired:',&#varname#_capi'},
    'keys_capi':{isoptional:',&#varname#_capi'},
    'pyobjfrom':{isintent_inout:'''\
\tf2py_success = try_pyarr_from_#ctype#(#varname#_capi,#varname#);
\tif (f2py_success) {'''},
    'closepyobjfrom':{isintent_inout:'\t} /*if (f2py_success) of #varname# pyobjfrom*/'},
    'need':{isintent_inout:'try_pyarr_from_#ctype#'},
    '_check':l_and(isstring,isintent_nothide)
    },{ # Hidden
    '_check':l_and(isstring,isintent_hide)
    },{
    'frompyobj':{debugcapi:'\tfprintf(stderr,"#vardebugshowvalue#\\n",slen(#varname#),#varname#);'},
    '_check':isstring,
    '_depend':''
    },
# Array
    { # Common
    'decl':['\t#ctype# *#varname# = NULL;',
            '\tnpy_intp #varname#_Dims[#rank#] = {#rank*[-1]#};',
            '\tconst int #varname#_Rank = #rank#;',
            '\tPyArrayObject *capi_#varname#_tmp = NULL;',
            '\tint capi_#varname#_intent = 0;',
            ],
    'callfortran':'#varname#,',
    'return':{isintent_out:',capi_#varname#_tmp'},
    'need':'len..',
    '_check':isarray
    },{ # intent(overwrite) array
    'decl':'\tint capi_overwrite_#varname# = 1;',
    'kwlistxa':'"overwrite_#varname#",',
    'xaformat':'i',
    'keys_xa':',&capi_overwrite_#varname#',
    'docsignxa':'overwrite_#varname#=1,',
    'docsignxashort':'overwrite_#varname#,',
    'docstropt':'\toverwrite_#varname# := 1 input int',
    '_check':l_and(isarray,isintent_overwrite),
    },{
    'frompyobj':'\tcapi_#varname#_intent |= (capi_overwrite_#varname#?0:F2PY_INTENT_COPY);',
    '_check':l_and(isarray,isintent_overwrite),
    '_depend':'',
    },
    { # intent(copy) array
    'decl':'\tint capi_overwrite_#varname# = 0;',
     'kwlistxa':'"overwrite_#varname#",',
     'xaformat':'i',
     'keys_xa':',&capi_overwrite_#varname#',
     'docsignxa':'overwrite_#varname#=0,',
     'docsignxashort':'overwrite_#varname#,',
     'docstropt':'\toverwrite_#varname# := 0 input int',
     '_check':l_and(isarray,isintent_copy),
     },{
     'frompyobj':'\tcapi_#varname#_intent |= (capi_overwrite_#varname#?0:F2PY_INTENT_COPY);',
     '_check':l_and(isarray,isintent_copy),
     '_depend':'',
    },{
    'need':[{hasinitvalue:'forcomb'},{hasinitvalue:'CFUNCSMESS'}],
    '_check':isarray,
    '_depend':''
    },{ # Not hidden
    'decl':'\tPyObject *#varname#_capi = Py_None;',
    'argformat':{isrequired:'O'},
    'keyformat':{isoptional:'O'},
    'args_capi':{isrequired:',&#varname#_capi'},
    'keys_capi':{isoptional:',&#varname#_capi'},
#     'pyobjfrom':{isintent_inout:"""\
# /* Partly because of the following hack, intent(inout) is depreciated,
#    Use intent(in,out) instead.

# \tif ((#varname#_capi != Py_None) && PyArray_Check(#varname#_capi) \\
# \t\t&& (#varname#_capi != (PyObject *)capi_#varname#_tmp)) {
# \t\tif (((PyArrayObject *)#varname#_capi)->nd != capi_#varname#_tmp->nd) {
# \t\t\tif (#varname#_capi != capi_#varname#_tmp->base)
# \t\t\t\tcopy_ND_array((PyArrayObject *)capi_#varname#_tmp->base,(PyArrayObject *)#varname#_capi);
# \t\t} else
# \t\t\tcopy_ND_array(capi_#varname#_tmp,(PyArrayObject *)#varname#_capi);
# \t}
# */
# """},
#     'need':{isintent_inout:'copy_ND_array'},
    '_check':l_and(isarray,isintent_nothide)
    },{
    'frompyobj':['\t#setdims#;',
                 '\tcapi_#varname#_intent |= #intent#;',
                 {isintent_hide:'\tcapi_#varname#_tmp = array_from_pyobj(#atype#,#varname#_Dims,#varname#_Rank,capi_#varname#_intent,Py_None);'},
                 {isintent_nothide:'\tcapi_#varname#_tmp = array_from_pyobj(#atype#,#varname#_Dims,#varname#_Rank,capi_#varname#_intent,#varname#_capi);'},
                 """\
\tif (capi_#varname#_tmp == NULL) {
\t\tif (!PyErr_Occurred())
\t\t\tPyErr_SetString(#modulename#_error,\"failed in converting #nth# `#varname#\' of #pyname# to C/Fortran array\" );
\t} else {
\t\t#varname# = (#ctype# *)(capi_#varname#_tmp->data);
""",
{hasinitvalue:[
    {isintent_nothide:'\tif (#varname#_capi == Py_None) {'},
    {isintent_hide:'\t{'},
    {iscomplexarray:'\t\t#ctype# capi_c;'},
    """\
\t\tint *_i,capi_i=0;
\t\tCFUNCSMESS(\"#name#: Initializing #varname#=#init#\\n\");
\t\tif (initforcomb(capi_#varname#_tmp->dimensions,capi_#varname#_tmp->nd,1)) {
\t\t\twhile ((_i = nextforcomb()))
\t\t\t\t#varname#[capi_i++] = #init#; /* fortran way */
\t\t} else {
\t\t\tif (!PyErr_Occurred())
\t\t\t\tPyErr_SetString(#modulename#_error,\"Initialization of #nth# #varname# failed (initforcomb).\");
\t\t\tf2py_success = 0;
\t\t}
\t}
\tif (f2py_success) {"""]},
                 ],
    'cleanupfrompyobj':[ # note that this list will be reversed
    '\t}  /*if (capi_#varname#_tmp == NULL) ... else of #varname#*/',
    {l_not(l_or(isintent_out,isintent_hide)):"""\
\tif((PyObject *)capi_#varname#_tmp!=#varname#_capi) {
\t\tPy_XDECREF(capi_#varname#_tmp); }"""},
    {l_and(isintent_hide,l_not(isintent_out)):"""\t\tPy_XDECREF(capi_#varname#_tmp);"""},
    {hasinitvalue:'\t}  /*if (f2py_success) of #varname# init*/'},
    ],
    '_check':isarray,
    '_depend':''
    },
#    { # Hidden
#    'freemem':{l_not(isintent_out):'\tPy_XDECREF(capi_#varname#_tmp);'},
#    '_check':l_and(isarray,isintent_hide)
#    },
# Scalararray
    { # Common
    '_check':l_and(isarray,l_not(iscomplexarray))
    },{ # Not hidden
    '_check':l_and(isarray,l_not(iscomplexarray),isintent_nothide)
    },
# Integer*1 array
    {'need':'#ctype#',
     '_check':isint1array,
     '_depend':''
     },
# Integer*-1 array
    {'need':'#ctype#',
     '_check':isunsigned_chararray,
     '_depend':''
     },
# Integer*-2 array
    {'need':'#ctype#',
     '_check':isunsigned_shortarray,
     '_depend':''
     },
# Integer*-8 array
    {'need':'#ctype#',
     '_check':isunsigned_long_longarray,
     '_depend':''
     },
# Complexarray
    {'need':'#ctype#',
     '_check':iscomplexarray,
     '_depend':''
     },
# Stringarray
     {
     'callfortranappend':{isarrayofstrings:'flen(#varname#),'},
     'need':'string',
     '_check':isstringarray
     }
    ]

################# Rules for checking ###############

check_rules=[
    {
    'frompyobj':{debugcapi:'\tfprintf(stderr,\"debug-capi:Checking `#check#\'\\n\");'},
    'need':'len..'
    },{
    'frompyobj':'\tCHECKSCALAR(#check#,\"#check#\",\"#nth# #varname#\",\"#varshowvalue#\",#varname#) {',
    'cleanupfrompyobj':'\t} /*CHECKSCALAR(#check#)*/',
    'need':'CHECKSCALAR',
    '_check':l_and(isscalar,l_not(iscomplex)),
    '_break':''
    },{
    'frompyobj':'\tCHECKSTRING(#check#,\"#check#\",\"#nth# #varname#\",\"#varshowvalue#\",#varname#) {',
    'cleanupfrompyobj':'\t} /*CHECKSTRING(#check#)*/',
    'need':'CHECKSTRING',
    '_check':isstring,
    '_break':''
    },{
    'need':'CHECKARRAY',
    'frompyobj':'\tCHECKARRAY(#check#,\"#check#\",\"#nth# #varname#\") {',
    'cleanupfrompyobj':'\t} /*CHECKARRAY(#check#)*/',
    '_check':isarray,
    '_break':''
    },{
    'need':'CHECKGENERIC',
    'frompyobj':'\tCHECKGENERIC(#check#,\"#check#\",\"#nth# #varname#\") {',
    'cleanupfrompyobj':'\t} /*CHECKGENERIC(#check#)*/',
    }
]

########## Applying the rules. No need to modify what follows #############

#################### Build C/API module #######################

def buildmodule(m,um):
    """
    Return
    """
    global f2py_version,options
    outmess('\tBuilding module "%s"...\n'%(m['name']))
    ret = {}
    mod_rules=defmod_rules[:]
    vrd=modsign2map(m)
    rd=dictappend({'f2py_version':f2py_version},vrd)
    funcwrappers = []
    funcwrappers2 = [] # F90 codes
    for n in m['interfaced']:
        nb=None
        for bi in m['body']:
            if not bi['block']=='interface':
                errmess('buildmodule: Expected interface block. Skipping.\n')
                continue
            for b in bi['body']:
                if b['name']==n: nb=b;break

        if not nb:
            errmess('buildmodule: Could not found the body of interfaced routine "%s". Skipping.\n'%(n))
            continue
        nb_list = [nb]
        if 'entry' in nb:
            for k,a in nb['entry'].items():
                nb1 = copy.deepcopy(nb)
                del nb1['entry']
                nb1['name'] = k
                nb1['args'] = a
                nb_list.append(nb1)
        for nb in nb_list:
            api,wrap=buildapi(nb)
            if wrap:
                if ismoduleroutine(nb):
                    funcwrappers2.append(wrap)
                else:
                    funcwrappers.append(wrap)
            ar=applyrules(api,vrd)
            rd=dictappend(rd,ar)

    # Construct COMMON block support
    cr,wrap = common_rules.buildhooks(m)
    if wrap:
        funcwrappers.append(wrap)
    ar=applyrules(cr,vrd)
    rd=dictappend(rd,ar)

    # Construct F90 module support
    mr,wrap = f90mod_rules.buildhooks(m)
    if wrap:
        funcwrappers2.append(wrap)
    ar=applyrules(mr,vrd)
    rd=dictappend(rd,ar)

    for u in um:
        ar=use_rules.buildusevars(u,m['use'][u['name']])
        rd=dictappend(rd,ar)

    needs=cfuncs.get_needs()
    code={}
    for n in needs.keys():
        code[n]=[]
        for k in needs[n]:
            c=''
            if k in cfuncs.includes0:
                c=cfuncs.includes0[k]
            elif k in cfuncs.includes:
                c=cfuncs.includes[k]
            elif k in cfuncs.userincludes:
                c=cfuncs.userincludes[k]
            elif k in cfuncs.typedefs:
                c=cfuncs.typedefs[k]
            elif k in cfuncs.typedefs_generated:
                c=cfuncs.typedefs_generated[k]
            elif k in cfuncs.cppmacros:
                c=cfuncs.cppmacros[k]
            elif k in cfuncs.cfuncs:
                c=cfuncs.cfuncs[k]
            elif k in cfuncs.callbacks:
                c=cfuncs.callbacks[k]
            elif k in cfuncs.f90modhooks:
                c=cfuncs.f90modhooks[k]
            elif k in cfuncs.commonhooks:
                c=cfuncs.commonhooks[k]
            else:
                errmess('buildmodule: unknown need %s.\n'%(`k`));continue
            code[n].append(c)
    mod_rules.append(code)
    for r in mod_rules:
        if ('_check' in r and r['_check'](m)) or ('_check' not in r):
            ar=applyrules(r,vrd,m)
            rd=dictappend(rd,ar)
    ar=applyrules(module_rules,rd)

    fn = os.path.join(options['buildpath'],vrd['modulename']+'module.c')
    ret['csrc'] = fn
    f=open(fn,'w')
    f.write(ar['modulebody'].replace('\t',2*' '))
    f.close()
    outmess('\tWrote C/API module "%s" to file "%s/%smodule.c"\n'%(m['name'],options['buildpath'],vrd['modulename']))

    if options['dorestdoc']:
        fn = os.path.join(options['buildpath'],vrd['modulename']+'module.rest')
        f=open(fn,'w')
        f.write('.. -*- rest -*-\n')
        f.write('\n'.join(ar['restdoc']))
        f.close()
        outmess('\tReST Documentation is saved to file "%s/%smodule.rest"\n'%(options['buildpath'],vrd['modulename']))
    if options['dolatexdoc']:
        fn = os.path.join(options['buildpath'],vrd['modulename']+'module.tex')
        ret['ltx'] = fn
        f=open(fn,'w')
        f.write('%% This file is auto-generated with f2py (version:%s)\n'%(f2py_version))
        if 'shortlatex' not in options:
            f.write('\\documentclass{article}\n\\usepackage{a4wide}\n\\begin{document}\n\\tableofcontents\n\n')
        f.write('\n'.join(ar['latexdoc']))
        if 'shortlatex' not in options:
            f.write('\\end{document}')
        f.close()
        outmess('\tDocumentation is saved to file "%s/%smodule.tex"\n'%(options['buildpath'],vrd['modulename']))
    if funcwrappers:
        wn = os.path.join(options['buildpath'],'%s-f2pywrappers.f'%(vrd['modulename']))
        ret['fsrc'] = wn
        f=open(wn,'w')
        f.write('C     -*- fortran -*-\n')
        f.write('C     This file is autogenerated with f2py (version:%s)\n'%(f2py_version))
        f.write('C     It contains Fortran 77 wrappers to fortran functions.\n')
        lines = []
        for l in ('\n\n'.join(funcwrappers)+'\n').split('\n'):
            if l and l[0]==' ':
                while len(l)>=66:
                    lines.append(l[:66]+'\n     &')
                    l = l[66:]
                lines.append(l+'\n')
            else: lines.append(l+'\n')
        lines = ''.join(lines).replace('\n     &\n','\n')
        f.write(lines)
        f.close()
        outmess('\tFortran 77 wrappers are saved to "%s"\n'%(wn))
    if funcwrappers2:
        wn = os.path.join(options['buildpath'],'%s-f2pywrappers2.f90'%(vrd['modulename']))
        ret['fsrc'] = wn
        f=open(wn,'w')
        f.write('!     -*- f90 -*-\n')
        f.write('!     This file is autogenerated with f2py (version:%s)\n'%(f2py_version))
        f.write('!     It contains Fortran 90 wrappers to fortran functions.\n')
        lines = []
        for l in ('\n\n'.join(funcwrappers2)+'\n').split('\n'):
            if len(l)>72 and l[0]==' ':
                lines.append(l[:72]+'&\n     &')
                l = l[72:]
                while len(l)>66:
                    lines.append(l[:66]+'&\n     &')
                    l = l[66:]
                lines.append(l+'\n')
            else: lines.append(l+'\n')
        lines = ''.join(lines).replace('\n     &\n','\n')
        f.write(lines)
        f.close()
        outmess('\tFortran 90 wrappers are saved to "%s"\n'%(wn))
    return ret

################## Build C/API function #############

stnd={1:'st',2:'nd',3:'rd',4:'th',5:'th',6:'th',7:'th',8:'th',9:'th',0:'th'}
def buildapi(rout):
    rout,wrap = func2subr.assubr(rout)
    args,depargs=getargs2(rout)
    capi_maps.depargs=depargs
    var=rout['vars']
    auxvars = [a for a in var.keys() if isintent_aux(var[a])]

    if ismoduleroutine(rout):
        outmess('\t\t\tConstructing wrapper function "%s.%s"...\n'%(rout['modulename'],rout['name']))
    else:
        outmess('\t\tConstructing wrapper function "%s"...\n'%(rout['name']))
    # Routine
    vrd=routsign2map(rout)
    rd=dictappend({},vrd)
    for r in rout_rules:
        if ('_check' in r and r['_check'](rout)) or ('_check' not in r):
            ar=applyrules(r,vrd,rout)
            rd=dictappend(rd,ar)

    # Args
    nth,nthk=0,0
    savevrd={}
    for a in args:
        vrd=sign2map(a,var[a])
        if isintent_aux(var[a]):
            _rules = aux_rules
        else:
            _rules = arg_rules
            if not isintent_hide(var[a]):
                if not isoptional(var[a]):
                    nth=nth+1
                    vrd['nth']=`nth`+stnd[nth%10]+' argument'
                else:
                    nthk=nthk+1
                    vrd['nth']=`nthk`+stnd[nthk%10]+' keyword'
            else: vrd['nth']='hidden'
        savevrd[a]=vrd
        for r in _rules:
            if '_depend' in r:
                continue
            if ('_check' in r and r['_check'](var[a])) or ('_check' not in r):
                ar=applyrules(r,vrd,var[a])
                rd=dictappend(rd,ar)
                if '_break' in r:
                    break
    for a in depargs:
        if isintent_aux(var[a]):
            _rules = aux_rules
        else:
            _rules = arg_rules
        vrd=savevrd[a]
        for r in _rules:
            if '_depend' not in r:
                continue
            if ('_check' in r and r['_check'](var[a])) or ('_check' not in r):
                ar=applyrules(r,vrd,var[a])
                rd=dictappend(rd,ar)
                if '_break' in r:
                    break
        if 'check' in var[a]:
            for c in var[a]['check']:
                vrd['check']=c
                ar=applyrules(check_rules,vrd,var[a])
                rd=dictappend(rd,ar)
    if type(rd['cleanupfrompyobj']) is types.ListType:
        rd['cleanupfrompyobj'].reverse()
    if type(rd['closepyobjfrom']) is types.ListType:
        rd['closepyobjfrom'].reverse()
    rd['docsignature']=stripcomma(replace('#docsign##docsignopt##docsignxa#',
                                          {'docsign':rd['docsign'],
                                           'docsignopt':rd['docsignopt'],
                                           'docsignxa':rd['docsignxa']}))
    optargs=stripcomma(replace('#docsignopt##docsignxa#',
                               {'docsignxa':rd['docsignxashort'],
                                'docsignopt':rd['docsignoptshort']}
                               ))
    if optargs=='':
        rd['docsignatureshort']=stripcomma(replace('#docsign#',{'docsign':rd['docsign']}))
    else:
        rd['docsignatureshort']=replace('#docsign#[#docsignopt#]',
                                        {'docsign':rd['docsign'],
                                         'docsignopt':optargs,
                                         })
    rd['latexdocsignatureshort']=rd['docsignatureshort'].replace('_','\\_')
    rd['latexdocsignatureshort']=rd['latexdocsignatureshort'].replace(',',', ')
    cfs=stripcomma(replace('#callfortran##callfortranappend#',{'callfortran':rd['callfortran'],'callfortranappend':rd['callfortranappend']}))
    if len(rd['callfortranappend'])>1:
        rd['callcompaqfortran']=stripcomma(replace('#callfortran# 0,#callfortranappend#',{'callfortran':rd['callfortran'],'callfortranappend':rd['callfortranappend']}))
    else:
        rd['callcompaqfortran']=cfs
    rd['callfortran']=cfs
    if type(rd['docreturn'])==types.ListType:
        rd['docreturn']=stripcomma(replace('#docreturn#',{'docreturn':rd['docreturn']}))+' = '
    rd['docstrsigns']=[]
    rd['latexdocstrsigns']=[]
    for k in ['docstrreq','docstropt','docstrout','docstrcbs']:
        if k in rd and type(rd[k])==types.ListType:
            rd['docstrsigns']=rd['docstrsigns']+rd[k]
        k='latex'+k
        if k in rd and type(rd[k])==types.ListType:
            rd['latexdocstrsigns']=rd['latexdocstrsigns']+rd[k][0:1]+\
                                    ['\\begin{description}']+rd[k][1:]+\
                                    ['\\end{description}']

    # Workaround for Python 2.6, 2.6.1 bug: http://bugs.python.org/issue4720
    if rd['keyformat'] or rd['xaformat']:
        argformat = rd['argformat']
        if isinstance(argformat, list):
            argformat.append('|')
        else:
            assert isinstance(argformat, str),repr((argformat, type(argformat)))
            rd['argformat'] += '|'

    ar=applyrules(routine_rules,rd)
    if ismoduleroutine(rout):
        outmess('\t\t\t  %s\n'%(ar['docshort']))
    else:
        outmess('\t\t  %s\n'%(ar['docshort']))
    return ar,wrap


#################### EOF rules.py #######################