From 349331a884594a9e242231bffb03112b8943883c Mon Sep 17 00:00:00 2001
From: eb <eb@221aa14e-8319-0410-a670-987f0aec2ac5>
Date: Thu, 14 May 2009 18:29:26 +0000
Subject: Doc fixes.  Merged eb/t367 -r11020:11025 to trunk.  This changeset
 moves the primary doxygen configuration under the top-level docs directory. 
 It creates a new "docs" top-level component that can be enabled/disabled
 using the configure --disable-docs option.  At this time, the
 --enable-doxygen option is still required to enable the generation of the
 doxygen documents.  I think the flag should probably be removed, and default
 to "yes" if we find doxygen on the path.  The user can disable the doc
 generation using --disable-docs if desired.

The doxygen config file has been modified such that doxygen is now
only run on the C++ sources.  No attempt is made to process the python
code using doxygen.  This results in a less confusing set of docs for
the the C++ API.  Straightening out the python docs is left for later.

Many classes are currently misclassified (\ingroup <wrong>).  That
will probably require another day of work, that I can't get to right now.



git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@11027 221aa14e-8319-0410-a670-987f0aec2ac5
---
 docs/doxygen/xml-swig/Makefile.am  |  25 +++
 docs/doxygen/xml-swig/README       | 129 +++++++++++++
 docs/doxygen/xml-swig/doxy2swig.py | 371 +++++++++++++++++++++++++++++++++++++
 docs/doxygen/xml-swig/swig.xsl     |  38 ++++
 4 files changed, 563 insertions(+)
 create mode 100644 docs/doxygen/xml-swig/Makefile.am
 create mode 100644 docs/doxygen/xml-swig/README
 create mode 100644 docs/doxygen/xml-swig/doxy2swig.py
 create mode 100644 docs/doxygen/xml-swig/swig.xsl

(limited to 'docs/doxygen/xml-swig')

diff --git a/docs/doxygen/xml-swig/Makefile.am b/docs/doxygen/xml-swig/Makefile.am
new file mode 100644
index 0000000000..f508deb20a
--- /dev/null
+++ b/docs/doxygen/xml-swig/Makefile.am
@@ -0,0 +1,25 @@
+#
+# Copyright 2005 Free Software Foundation, Inc.
+# 
+# This file is part of GNU Radio
+# 
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+# 
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+# 
+
+EXTRA_DIST = README doxy2swig.py swig.xsl
+
+CLEANFILES = *.xml combine.xslt compound.xsd index.xsd
+
diff --git a/docs/doxygen/xml-swig/README b/docs/doxygen/xml-swig/README
new file mode 100644
index 0000000000..e5187df288
--- /dev/null
+++ b/docs/doxygen/xml-swig/README
@@ -0,0 +1,129 @@
+#
+# Copyright 2005 Free Software Foundation, Inc.
+# 
+# This file is part of GNU Radio
+# 
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+# 
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+#
+
+#
+# Generating Python docstrings from C++ code using doxygen
+#
+
+There are at least two strategies for this:
+  - use xsltproc as described below
+  - use doxy2swig.py (included in this directory)
+
+FIXME: get one of these working (probably doxy2swig since it doesn't
+add any additional dependencies).
+
+----------------------------------------------------------------
+
+Note: Robin's patch is in SWIG >= 1.3.23
+
+--------------------------------------------------------------------------------
+From: http://mailman.cs.uchicago.edu/pipermail/swig/2004-October/010604.html
+
+> I applied the docstring patch. '%feature("autodoc",1");' is working as 
+> expected ...
+
+[problem solved. ...]
+
+> I can not agree more with the doxygen idea. I am using doxygen for 
+> documentation and I have been trying to put doxygen output to the 
+> python interface. Automatic generation of %feature("docstring") lines 
+> from doxygen output is the closest solution I can think of but the 
+> workload is still pretty big. How I wish this feature can be 
+> implemented in the near future.
+
+I have successfully extracted function/class description from doxygen 
+generated xml files, using an xslt script. To add doxygen generated 
+description to each class/function, you will need to (tested under 
+linux, note that this works only for Python, using Robin's docstring 
+patch)
+
+1. download swig source, apply Robin's docstring patch from
+   https://sourceforge.net/tracker/index.php?func=detail&aid=1023309&group_id=1645&atid=301645
+   compile and install
+
+2. generate doxygen document with option "GENERATE_XML = YES"
+
+3. copy the attached script (save as swig.xsl) to the doc/xml directory 
+   and run
+
+     > xsltproc swig.xsl index.xml > temp_doc.i
+     > cat temp_doc.i | sed 's/"/\\"/g' | sed 's/__QuOtE__/"/g' > swig_doc.i
+
+   you will get an interface file with lines like
+     %feature("docstring") class "class description";
+     %feature("docstring") class::function "member function 
+         description";
+
+   the second step is necessary since there might be " in descriptions 
+   and I need to backquote them before I replace __QuOtE__ by real 
+   quotes. (xslt experts may know how to post-process <xsl:value-of> and 
+   make the script easier to use.)
+
+4. in your interface file, add
+     %include "siwg_doc.i"
+     %feature("autodoc","1") ;
+
+Hope this helps.
+
+swig.xsl:
+=========================================================
+
+<!-- XSLT script to extract document for class/function for swig docstring
+     If you have xsltproc you could use:
+     xsltproc swig.xsl index.xml > swig_doc.i
+-->
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
+  <xsl:output method="text"/>
+   <xsl:template match="/">
+      <!-- process each compound -->
+      <xsl:for-each select="doxygenindex/compound">
+        <xsl:apply-templates select="document( concat( @refid, '.xml' ) )/*" />
+      </xsl:for-each>
+   </xsl:template>
+
+  <xsl:template match="doxygen">
+    <xsl:for-each select="compounddef[@kind='class']">  
+      <xsl:text>%feature(__QuOtE__docstring__QuOtE__) </xsl:text>
+      <xsl:value-of select="compoundname"/>
+      <xsl:text> __QuOtE__ &#10;</xsl:text>
+      <xsl:value-of select="briefdescription"/><xsl:text>
+      </xsl:text>
+      <xsl:value-of select="detaileddescription"/>
+      <xsl:text> see also: </xsl:text>
+      <xsl:value-of select="includes"/>
+      <xsl:text>__QuOtE__;&#10;&#10;</xsl:text>
+
+      <!-- output for each function individually -->
+      <xsl:for-each select="*/memberdef[@kind='function' and not(starts-with(name,'operator'))]"> 
+        <xsl:text>%feature(__QuOtE__docstring__QuOtE__) </xsl:text><xsl:value-of select="../../compoundname"/>::<xsl:value-of select="name"/>
+        <xsl:text> __QuOtE__&#10;</xsl:text>
+        <xsl:value-of select="definition"/> <xsl:value-of select="argsstring"/>
+        <xsl:text>
+        </xsl:text><xsl:value-of select="briefdescription"/><xsl:text>
+        </xsl:text><xsl:value-of select="detaileddescription"/>
+        <xsl:text>__QuOtE__; &#10;&#10;</xsl:text>
+      </xsl:for-each>
+    </xsl:for-each>  
+  </xsl:template>
+</xsl:stylesheet>
+
+--
+Bo Peng
\ No newline at end of file
diff --git a/docs/doxygen/xml-swig/doxy2swig.py b/docs/doxygen/xml-swig/doxy2swig.py
new file mode 100644
index 0000000000..1e379d9436
--- /dev/null
+++ b/docs/doxygen/xml-swig/doxy2swig.py
@@ -0,0 +1,371 @@
+#!/usr/bin/env python
+"""Doxygen XML to SWIG docstring converter.
+
+Converts Doxygen generated XML files into a file containing docstrings
+that can be used by SWIG-1.3.x.  Note that you need to get SWIG
+version > 1.3.23 or use Robin Dunn's docstring patch to be able to use
+the resulting output.
+
+Usage:
+
+  doxy2swig.py input.xml output.i
+
+input.xml is your doxygen generated XML file and output.i is where the
+output will be written (the file will be clobbered).
+
+"""
+
+# This code is implemented using Mark Pilgrim's code as a guideline:
+#   http://www.faqs.org/docs/diveintopython/kgp_divein.html
+#
+# Author: Prabhu Ramachandran
+# License: BSD style
+
+
+from xml.dom import minidom
+import re
+import textwrap
+import sys
+import types
+import os.path
+
+
+def my_open_read(source):
+    if hasattr(source, "read"):
+        return source
+    else:
+        return open(source)
+
+def my_open_write(dest):
+    if hasattr(dest, "write"):
+        return dest
+    else:
+        return open(dest, 'w')
+
+
+class Doxy2SWIG:    
+    """Converts Doxygen generated XML files into a file containing
+    docstrings that can be used by SWIG-1.3.x that have support for
+    feature("docstring").  Once the data is parsed it is stored in
+    self.pieces.
+
+    """    
+    
+    def __init__(self, src):
+        """Initialize the instance given a source object (file or
+        filename).
+
+        """
+        f = my_open_read(src)
+        self.my_dir = os.path.dirname(f.name)
+        self.xmldoc = minidom.parse(f).documentElement
+        f.close()
+
+        self.pieces = []
+        self.pieces.append('\n// File: %s\n'%\
+                           os.path.basename(f.name))
+
+        self.space_re = re.compile(r'\s+')
+        self.lead_spc = re.compile(r'^(%feature\S+\s+\S+\s*?)"\s+(\S)')
+        self.multi = 0
+        self.ignores = ('inheritancegraph', 'param', 'listofallmembers',
+                        'innerclass', 'name', 'declname', 'incdepgraph',
+                        'invincdepgraph', 'programlisting', 'type',
+                        'references', 'referencedby', 'location',
+                        'collaborationgraph', 'reimplements',
+                        'reimplementedby', 'derivedcompoundref',
+                        'basecompoundref')
+        #self.generics = []
+        
+    def generate(self):
+        """Parses the file set in the initialization.  The resulting
+        data is stored in `self.pieces`.
+
+        """
+        self.parse(self.xmldoc)
+    
+    def parse(self, node):
+        """Parse a given node.  This function in turn calls the
+        `parse_<nodeType>` functions which handle the respective
+        nodes.
+
+        """
+        pm = getattr(self, "parse_%s"%node.__class__.__name__)
+        pm(node)
+
+    def parse_Document(self, node):
+        self.parse(node.documentElement)
+
+    def parse_Text(self, node):
+        txt = node.data
+        txt = txt.replace('\\', r'\\\\')
+        txt = txt.replace('"', r'\"')
+        # ignore pure whitespace
+        m = self.space_re.match(txt)
+        if m and len(m.group()) == len(txt):
+            pass
+        else:
+            self.add_text(textwrap.fill(txt))
+
+    def parse_Element(self, node):
+        """Parse an `ELEMENT_NODE`.  This calls specific
+        `do_<tagName>` handers for different elements.  If no handler
+        is available the `generic_parse` method is called.  All
+        tagNames specified in `self.ignores` are simply ignored.
+        
+        """
+        name = node.tagName
+        ignores = self.ignores
+        if name in ignores:
+            return
+        attr = "do_%s" % name
+        if hasattr(self, attr):
+            handlerMethod = getattr(self, attr)
+            handlerMethod(node)
+        else:
+            self.generic_parse(node)
+            #if name not in self.generics: self.generics.append(name)
+
+    def add_text(self, value):
+        """Adds text corresponding to `value` into `self.pieces`."""
+        if type(value) in (types.ListType, types.TupleType):
+            self.pieces.extend(value)
+        else:
+            self.pieces.append(value)
+
+    def get_specific_nodes(self, node, names):
+        """Given a node and a sequence of strings in `names`, return a
+        dictionary containing the names as keys and child
+        `ELEMENT_NODEs`, that have a `tagName` equal to the name.
+
+        """
+        nodes = [(x.tagName, x) for x in node.childNodes \
+                 if x.nodeType == x.ELEMENT_NODE and \
+                 x.tagName in names]
+        return dict(nodes)
+
+    def generic_parse(self, node, pad=0):
+        """A Generic parser for arbitrary tags in a node.
+
+        Parameters:
+
+         - node:  A node in the DOM.
+         - pad: `int` (default: 0)
+
+           If 0 the node data is not padded with newlines.  If 1 it
+           appends a newline after parsing the childNodes.  If 2 it
+           pads before and after the nodes are processed.  Defaults to
+           0.
+
+        """
+        npiece = 0
+        if pad:
+            npiece = len(self.pieces)
+            if pad == 2:
+                self.add_text('\n')                
+        for n in node.childNodes:
+            self.parse(n)
+        if pad:
+            if len(self.pieces) > npiece:
+                self.add_text('\n')
+
+    def space_parse(self, node):
+        self.add_text(' ')
+        self.generic_parse(node)
+
+    do_ref = space_parse
+    do_emphasis = space_parse
+    do_bold = space_parse
+    do_computeroutput = space_parse
+    do_formula = space_parse
+
+    def do_compoundname(self, node):
+        self.add_text('\n\n')
+        data = node.firstChild.data
+        self.add_text('%%feature("docstring") %s "\n'%data)
+
+    def do_compounddef(self, node):
+        kind = node.attributes['kind'].value
+        if kind in ('class', 'struct'):
+            prot = node.attributes['prot'].value
+            if prot <> 'public':
+                return
+            names = ('compoundname', 'briefdescription',
+                     'detaileddescription', 'includes')
+            first = self.get_specific_nodes(node, names)
+            for n in names:
+                if first.has_key(n):
+                    self.parse(first[n])
+            self.add_text(['";','\n'])
+            for n in node.childNodes:
+                if n not in first.values():
+                    self.parse(n)
+        elif kind in ('file', 'namespace'):
+            nodes = node.getElementsByTagName('sectiondef')
+            for n in nodes:
+                self.parse(n)
+
+    def do_includes(self, node):
+        self.add_text('C++ includes: ')
+        self.generic_parse(node, pad=1)
+
+    def do_parameterlist(self, node):
+        self.add_text(['\n', '\n', 'Parameters:', '\n'])
+        self.generic_parse(node, pad=1)
+
+    def do_para(self, node):
+        self.add_text('\n')
+        self.generic_parse(node, pad=1)
+
+    def do_parametername(self, node):
+        self.add_text('\n')
+        self.add_text("%s: "%node.firstChild.data)
+
+    def do_parameterdefinition(self, node):
+        self.generic_parse(node, pad=1)
+
+    def do_detaileddescription(self, node):
+        self.generic_parse(node, pad=1)
+
+    def do_briefdescription(self, node):
+        self.generic_parse(node, pad=1)
+
+    def do_memberdef(self, node):
+        prot = node.attributes['prot'].value
+        id = node.attributes['id'].value
+        kind = node.attributes['kind'].value
+        tmp = node.parentNode.parentNode.parentNode
+        compdef = tmp.getElementsByTagName('compounddef')[0]
+        cdef_kind = compdef.attributes['kind'].value
+        
+        if prot == 'public':
+            first = self.get_specific_nodes(node, ('definition', 'name'))
+            name = first['name'].firstChild.data
+            if name[:8] == 'operator': # Don't handle operators yet.
+                return
+
+            defn = first['definition'].firstChild.data
+            self.add_text('\n')
+            self.add_text('%feature("docstring") ')
+            
+            anc = node.parentNode.parentNode
+            if cdef_kind in ('file', 'namespace'):
+                ns_node = anc.getElementsByTagName('innernamespace')
+                if not ns_node and cdef_kind == 'namespace':
+                    ns_node = anc.getElementsByTagName('compoundname')
+                if ns_node:
+                    ns = ns_node[0].firstChild.data
+                    self.add_text(' %s::%s "\n%s'%(ns, name, defn))
+                else:
+                    self.add_text(' %s "\n%s'%(name, defn))
+            elif cdef_kind in ('class', 'struct'):
+                # Get the full function name.
+                anc_node = anc.getElementsByTagName('compoundname')
+                cname = anc_node[0].firstChild.data
+                self.add_text(' %s::%s "\n%s'%(cname, name, defn))
+
+            for n in node.childNodes:
+                if n not in first.values():
+                    self.parse(n)
+            self.add_text(['";', '\n'])
+        
+    def do_definition(self, node):
+        data = node.firstChild.data
+        self.add_text('%s "\n%s'%(data, data))
+
+    def do_sectiondef(self, node):
+        kind = node.attributes['kind'].value
+        if kind in ('public-func', 'func'):
+            self.generic_parse(node)
+
+    def do_simplesect(self, node):
+        kind = node.attributes['kind'].value
+        if kind in ('date', 'rcs', 'version'):
+            pass
+        elif kind == 'warning':
+            self.add_text(['\n', 'WARNING: '])
+            self.generic_parse(node)
+        elif kind == 'see':
+            self.add_text('\n')
+            self.add_text('See: ')
+            self.generic_parse(node)
+        else:
+            self.generic_parse(node)
+
+    def do_argsstring(self, node):
+        self.generic_parse(node, pad=1)
+
+    def do_member(self, node):
+        kind = node.attributes['kind'].value
+        refid = node.attributes['refid'].value
+        if kind == 'function' and refid[:9] == 'namespace':
+            self.generic_parse(node)
+
+    def do_doxygenindex(self, node):
+        self.multi = 1
+        comps = node.getElementsByTagName('compound')
+        for c in comps:
+            refid = c.attributes['refid'].value
+            fname = refid + '.xml'
+            if not os.path.exists(fname):
+                fname = os.path.join(self.my_dir,  fname)
+            print "parsing file: %s"%fname
+            p = Doxy2SWIG(fname)
+            p.generate()
+            self.pieces.extend(self.clean_pieces(p.pieces))
+
+    def write(self, fname):
+        o = my_open_write(fname)
+        if self.multi:
+            o.write("".join(self.pieces))
+        else:
+            o.write("".join(self.clean_pieces(self.pieces)))
+        o.close()
+
+    def clean_pieces(self, pieces):
+        """Cleans the list of strings given as `pieces`.  It replaces
+        multiple newlines by a maximum of 2 and returns a new list.
+        It also wraps the paragraphs nicely.
+        
+        """
+        ret = []
+        count = 0
+        for i in pieces:
+            if i == '\n':
+                count = count + 1
+            else:
+                if i == '";':
+                    if count:
+                        ret.append('\n')
+                elif count > 2:
+                    ret.append('\n\n')
+                elif count:
+                    ret.append('\n'*count)
+                count = 0
+                ret.append(i)
+
+        _data = "".join(ret)
+        ret = []
+        for i in _data.split('\n\n'):
+            if i == 'Parameters:':
+                ret.extend(['Parameters:\n-----------', '\n\n'])
+            elif i.find('// File:') > -1: # leave comments alone.
+                ret.extend([i, '\n'])
+            else:
+                _tmp = textwrap.fill(i.strip())
+                _tmp = self.lead_spc.sub(r'\1"\2', _tmp)
+                ret.extend([_tmp, '\n\n'])
+        return ret
+
+
+def main(input, output):
+    p = Doxy2SWIG(input)
+    p.generate()
+    p.write(output)
+
+
+if __name__ == '__main__':
+    if len(sys.argv) != 3:
+        print __doc__
+        sys.exit(1)
+    main(sys.argv[1], sys.argv[2])
diff --git a/docs/doxygen/xml-swig/swig.xsl b/docs/doxygen/xml-swig/swig.xsl
new file mode 100644
index 0000000000..6163c2d9f6
--- /dev/null
+++ b/docs/doxygen/xml-swig/swig.xsl
@@ -0,0 +1,38 @@
+<!-- XSLT script to extract document for class/function for swig docstring
+     If you have xsltproc you could use:
+     xsltproc swig.xsl index.xml > swig_doc.i
+-->
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
+  <xsl:output method="text"/>
+   <xsl:template match="/">
+      <!-- process each compound -->
+      <xsl:for-each select="doxygenindex/compound">
+        <xsl:apply-templates select="document( concat( @refid, '.xml' ) )/*" />
+      </xsl:for-each>
+   </xsl:template>
+
+  <xsl:template match="doxygen">
+    <xsl:for-each select="compounddef[@kind='class']">  
+      <xsl:text>%feature(__QuOtE__docstring__QuOtE__) </xsl:text>
+      <xsl:value-of select="compoundname"/>
+      <xsl:text> __QuOtE__ &#10;</xsl:text>
+      <xsl:value-of select="briefdescription"/><xsl:text>
+      </xsl:text>
+      <xsl:value-of select="detaileddescription"/>
+      <xsl:text> see also: </xsl:text>
+      <xsl:value-of select="includes"/>
+      <xsl:text>__QuOtE__;&#10;&#10;</xsl:text>
+
+      <!-- output for each function individually -->
+      <xsl:for-each select="*/memberdef[@kind='function' and not(starts-with(name,'operator'))]"> 
+        <xsl:text>%feature(__QuOtE__docstring__QuOtE__) </xsl:text><xsl:value-of select="../../compoundname"/>::<xsl:value-of select="name"/>
+        <xsl:text> __QuOtE__&#10;</xsl:text>
+        <xsl:value-of select="definition"/> <xsl:value-of select="argsstring"/>
+        <xsl:text>
+        </xsl:text><xsl:value-of select="briefdescription"/><xsl:text>
+        </xsl:text><xsl:value-of select="detaileddescription"/>
+        <xsl:text>__QuOtE__; &#10;&#10;</xsl:text>
+      </xsl:for-each>
+    </xsl:for-each>  
+  </xsl:template>
+</xsl:stylesheet>
-- 
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