mirror of https://github.com/swig/swig
378 lines
8.3 KiB
C++
378 lines
8.3 KiB
C++
/* -----------------------------------------------------------------------------
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* See the LICENSE file for information on copyright, usage and redistribution
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* of SWIG, and the README file for authors - http://www.swig.org/release.html.
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*
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* xml.cxx
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*
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* An Xml parse tree generator.
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* ----------------------------------------------------------------------------- */
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char cvsroot_xml_cxx[] = "$Header$";
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#include "swigmod.h"
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static const char *usage = "\
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XML Options (available with -xml)\n\
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-xmllang <lang> - Typedef language\n\
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-xmllite - More lightweight version of XML\n\
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------\n\
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deprecated (use -o): -xml <output.xml> - Use <output.xml> as output file (extension .xml mandatory)\n";
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static File *out = 0;
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static int xmllite = 0;
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class XML
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: public Language
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{
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public:
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int indent_level;
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long id;
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XML()
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: indent_level( 0 )
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, id( 0 )
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{
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}
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virtual ~XML()
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{
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}
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virtual void main(int argc, char *argv[])
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{
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SWIG_typemap_lang("xml");
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for( int iX = 0; iX < argc; iX++ )
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{
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if( strcmp( argv[iX], "-xml" ) == 0 )
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{
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char * extension = 0;
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if( iX + 1 >= argc )
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continue;
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extension = argv[iX+1]+strlen(argv[iX+1])-4;
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if( strcmp( extension, ".xml" ) )
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continue;
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iX++;
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Swig_mark_arg (iX);
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String * outfile = NewString( argv[iX] );
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out = NewFile(outfile,"w");
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if (!out)
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{
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FileErrorDisplay(outfile);
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SWIG_exit(EXIT_FAILURE);
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}
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continue;
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}
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if( strcmp( argv[iX], "-xmllang" ) == 0 )
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{
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Swig_mark_arg (iX);
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iX++;
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SWIG_typemap_lang(argv[iX]);
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Swig_mark_arg (iX);
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continue;
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}
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if( strcmp( argv[iX], "-help" ) == 0 )
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{
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fputs( usage, stdout );
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}
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if( strcmp( argv[iX], "-xmllite" ) == 0 )
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{
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Swig_mark_arg (iX);
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xmllite = 1;
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}
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}
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// Add a symbol to the parser for conditional compilation
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Preprocessor_define("SWIGXML 1",0);
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}
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/* Top of the parse tree */
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virtual int top(Node *n)
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{
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if( out == 0 )
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{
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String *outfile = Getattr(n,"outfile");
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Replaceall(outfile,".cxx", ".xml");
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Replaceall(outfile,".cpp", ".xml");
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Replaceall(outfile,".c", ".xml");
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out = NewFile(outfile,"w");
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if (!out)
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{
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FileErrorDisplay(outfile);
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SWIG_exit(EXIT_FAILURE);
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}
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}
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Printf( out, "<?xml version=\"1.0\" ?> \n" );
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Xml_print_tree(n);
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return SWIG_OK;
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}
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void print_indent(int l)
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{
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int i;
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for (i = 0; i < indent_level; i++)
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{
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Printf(out, " ");
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}
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if (l)
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{
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Printf(out, " ");
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}
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}
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void Xml_print_tree(DOH *obj)
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{
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while (obj)
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{
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Xml_print_node(obj);
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obj = nextSibling(obj);
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}
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}
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void Xml_print_attributes(Node * obj)
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{
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String *k;
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indent_level += 4;
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print_indent(0);
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Printf( out, "<attributelist id=\"%ld\" addr=\"%x\" >\n", ++id, obj );
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indent_level += 4;
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Iterator ki;
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ki = First(obj);
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while (ki.key) {
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k = ki.key;
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if ((Cmp(k,"nodeType") == 0)
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|| (Cmp(k,"firstChild") == 0)
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|| (Cmp(k,"lastChild") == 0)
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|| (Cmp(k,"parentNode") == 0)
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|| (Cmp(k,"nextSibling") == 0)
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|| (Cmp(k,"previousSibling") == 0)
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|| (*(Char(k)) == '$'))
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{
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/* Do nothing */
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}
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else if (Cmp(k,"module") == 0)
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{
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Xml_print_module( Getattr(obj,k) );
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}
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else if (Cmp(k,"baselist") == 0)
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{
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Xml_print_baselist( Getattr(obj,k) );
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}
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else if (!xmllite && Cmp(k,"typescope") == 0)
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{
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Xml_print_typescope( Getattr(obj,k) );
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}
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else if (!xmllite && Cmp(k,"typetab") == 0)
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{
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Xml_print_typetab( Getattr(obj,k) );
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}
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else if (Cmp(k,"kwargs") == 0)
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{
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Xml_print_kwargs( Getattr(obj,k) );
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}
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else if (Cmp(k,"parms") == 0 || Cmp(k, "pattern") == 0 )
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{
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Xml_print_parmlist( Getattr(obj,k) );
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}
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else
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{
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DOH *o;
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print_indent(0);
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if (DohIsString(Getattr(obj,k)))
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{
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String *ck = NewString(k);
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o = Str(Getattr(obj,k));
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Replaceall( ck, ":", "_" );
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Replaceall( ck, "<", "<" );
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/* Do first to avoid aliasing errors. */
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Replaceall( o, "&", "&" );
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Replaceall( o, "<", "<" );
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Replaceall( o, "\"", """ );
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Replaceall( o, "\\", "\\\\" );
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Replaceall( o, "\n", " " );
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Printf(out,"<attribute name=\"%s\" value=\"%s\" id=\"%ld\" addr=\"%x\" />\n", ck, o, ++id, o );
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Delete(o);
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Delete(ck);
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}
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else
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{
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o = Getattr(obj,k);
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String *ck = NewString(k);
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Replaceall( ck, ":", "_" );
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Printf(out,"<attribute name=\"%s\" value=\"%x\" id=\"%ld\" addr=\"%x\" />\n", ck, o, ++id, o );
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Delete(ck);
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}
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}
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ki = Next(ki);
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}
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indent_level -= 4;
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print_indent(0);
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Printf( out, "</attributelist >\n" );
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indent_level -= 4;
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}
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void Xml_print_node(Node *obj)
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{
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Node *cobj;
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print_indent(0);
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Printf(out,"<%s id=\"%ld\" addr=\"%x\" >\n", nodeType(obj), ++id, obj);
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Xml_print_attributes( obj );
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cobj = firstChild(obj);
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if (cobj)
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{
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indent_level += 4;
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Printf(out,"\n");
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Xml_print_tree(cobj);
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indent_level -= 4;
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}
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else
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{
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print_indent(1);
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Printf(out,"\n");
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}
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print_indent(0);
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Printf(out,"</%s >\n", nodeType(obj));
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}
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void Xml_print_parmlist(ParmList *p)
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{
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print_indent(0);
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Printf( out, "<parmlist id=\"%ld\" addr=\"%x\" >\n", ++id, p );
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indent_level += 4;
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while(p)
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{
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print_indent(0);
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Printf( out, "<parm id=\"%ld\">\n", ++id );
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Xml_print_attributes( p );
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print_indent(0);
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Printf( out, "</parm >\n" );
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p = nextSibling(p);
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}
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indent_level -= 4;
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print_indent(0);
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Printf( out, "</parmlist >\n" );
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}
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void Xml_print_baselist(List *p)
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{
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print_indent(0);
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Printf( out, "<baselist id=\"%ld\" addr=\"%x\" >\n", ++id, p );
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indent_level += 4;
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Iterator s;
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for (s = First(p); s.item; s = Next(s))
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{
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print_indent(0);
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String *item_name = Xml_escape_string(s.item);
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Printf( out, "<base name=\"%s\" id=\"%ld\" addr=\"%x\" />\n", item_name, ++id, s.item );
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Delete(item_name);
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}
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indent_level -= 4;
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print_indent(0);
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Printf( out, "</baselist >\n" );
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}
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String *Xml_escape_string(String *str) {
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String *escaped_str = 0;
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if (str) {
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escaped_str = NewString(str);
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Replaceall( escaped_str, "&", "&" );
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Replaceall( escaped_str, "<", "<" );
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Replaceall( escaped_str, "\"", """ );
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Replaceall( escaped_str, "\\", "\\\\" );
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Replaceall( escaped_str, "\n", " " );
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}
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return escaped_str;
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}
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void Xml_print_module(Node *p)
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{
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print_indent(0);
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Printf( out, "<attribute name=\"module\" value=\"%s\" id=\"%ld\" addr=\"%x\" />\n", Getattr( p, "name"), ++id, p );
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}
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void Xml_print_kwargs(Hash *p)
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{
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Xml_print_hash( p, "kwargs" );
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}
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void Xml_print_typescope(Hash *p)
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{
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Xml_print_hash( p, "typescope" );
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}
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void Xml_print_typetab(Hash *p)
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{
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Xml_print_hash( p, "typetab" );
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}
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void Xml_print_hash(Hash *p, const char * markup)
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{
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print_indent(0);
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Printf( out, "<%s id=\"%ld\" addr=\"%x\" >\n", markup, ++id, p );
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Xml_print_attributes( p );
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indent_level += 4;
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Iterator n = First(p);
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while(n.key)
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{
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print_indent(0);
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Printf( out, "<%ssitem id=\"%ld\" addr=\"%x\" >\n", markup, ++id, n.item );
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Xml_print_attributes( n.item );
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print_indent(0);
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Printf( out, "</%ssitem >\n", markup );
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n = Next(n);
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}
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indent_level -= 4;
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print_indent(0);
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Printf( out, "</%s >\n", markup );
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}
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};
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/* -----------------------------------------------------------------------------
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* Swig_print_xml
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*
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* Dump an XML version of the parse tree. This is different from using the -xml
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* language module normally as it allows the real language module to process the
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* tree first, possibly stuffing in new attributes, so the XML that is output ends
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* up being a post-processing version of the tree.
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* ----------------------------------------------------------------------------- */
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void Swig_print_xml(DOH *obj, String* filename)
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{
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XML xml;
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xmllite = 1;
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if (! filename) {
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out = stdout;
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}
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else {
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out = NewFile(filename, "w");
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if (!out) {
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FileErrorDisplay(filename);
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SWIG_exit(EXIT_FAILURE);
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}
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}
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Printf( out, "<?xml version=\"1.0\" ?> \n" );
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xml.Xml_print_tree(obj);
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}
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static Language * new_swig_xml() {
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return new XML();
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}
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extern "C" Language * swig_xml( void ) {
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return new_swig_xml();
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}
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