Annotation of parser3/src/main/compile.C, revision 1.69.2.5
1.32 paf 1: /** @file
1.33 paf 2: Parser: compiler part of request class.
3:
1.69.2.4 paf 4: Copyright (c) 2001-2003 ArtLebedev Group (http://www.artlebedev.com)
1.58 paf 5: Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
1.64 paf 6: */
1.33 paf 7:
1.69.2.5! paf 8: static const char* IDENT_COMPILE_C="$Date: 2003/01/31 12:34:34 $";
1.1 paf 9:
1.36 paf 10: #include "pa_opcode.h"
1.10 paf 11: #include "pa_request.h"
1.1 paf 12: #include "compile_tools.h"
13:
14: extern int yydebug;
15: extern int yyparse (void *);
16:
1.29 paf 17: VStateless_class& Request::real_compile(COMPILE_PARAMS) {
1.7 paf 18: // prepare to parse
1.1 paf 19: struct parse_control pc;
1.10 paf 20:
1.7 paf 21: // input
1.10 paf 22: pc.pool=&pool();
1.18 paf 23: pc.request=this;
1.67 paf 24: // we were told the class to compile to?
1.69.2.3 paf 25: pc.cclass=aclass; // until changed with @CLASS would consider operators loading
1.9 paf 26:
1.1 paf 27: pc.source=source;
28: #ifndef NO_STRING_ORIGIN
29: pc.file=file;
30: #endif
1.59 paf 31: pc.line=pc.col=0; // off the check, 'col' used in compile
32:
1.7 paf 33: // initialise state
1.44 parser 34: pc.trim_bof=true;
1.1 paf 35: pc.pending_state=0;
1.69.2.1 paf 36: pc.string=StringPtr(new String);
1.1 paf 37: pc.ls=LS_USER;
1.54 paf 38: pc.ls_sp=0;
1.56 paf 39: pc.in_call_value=false;
1.7 paf 40:
1.12 paf 41: // parse=compile!
1.69.2.5! paf 42: yydebug=1;
1.10 paf 43: if(yyparse(&pc)) { // error?
1.15 paf 44: if(pc.col==0) { // expecting something after EOL means they've expected it BEFORE
45: // step back. -1 col means EOL
1.8 paf 46: pc.line--;
1.16 paf 47: pc.col=-1;
48: }
1.63 paf 49: throw Exception("parser.compile",
1.69.2.1 paf 50: Exception::undefined_source,
1.62 paf 51: "%s(%d:%d): %s", file, 1+pc.line, pc.col, pc.error);
1.8 paf 52: }
1.7 paf 53:
54: // result
1.27 paf 55: return *pc.cclass;
1.1 paf 56: }
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