Annotation of parser3/src/main/compile.C, revision 1.32
1.32 ! paf 1: /** @file
1.24 paf 2: Parser
3: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.25 paf 4: Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
1.24 paf 5:
1.32 ! paf 6: $Id: compile.C,v 1.31 2001/03/18 11:37:51 paf Exp $
1.1 paf 7: */
8:
1.32 ! paf 9: #include "code.h"
1.10 paf 10: #include "pa_request.h"
1.3 paf 11: #include "pa_string.h"
1.1 paf 12: #include "pa_array.h"
13: #include "compile_tools.h"
1.4 paf 14: #include "pa_exception.h"
1.1 paf 15:
16: #include <stdio.h>
17:
18: extern int yydebug;
19: extern int yyparse (void *);
20:
1.29 paf 21: VStateless_class& Request::real_compile(COMPILE_PARAMS) {
1.7 paf 22: // prepare to parse
1.1 paf 23: struct parse_control pc;
1.10 paf 24:
1.7 paf 25: // input
1.10 paf 26: pc.pool=&pool();
1.18 paf 27: pc.request=this;
1.29 paf 28: VStateless_class *cclass;
1.27 paf 29: if(aclass) // we were told the class to compile to?
1.28 paf 30: cclass=aclass; // yes, remember it [used in ^process]
1.27 paf 31: else if(name) { // we were told the name of compiled class?
1.20 paf 32: // yes. create it
1.27 paf 33: cclass=NEW VClass(pool());
1.20 paf 34: // defaulting base. may change with @BASE
1.29 paf 35: if(!base_class)
1.31 paf 36: base_class=&ROOT;
1.29 paf 37: cclass->set_base(*base_class);
1.27 paf 38: classes().put(*name, cclass);
39: cclass->set_name(*name);
1.20 paf 40: } else
1.31 paf 41: cclass=&ROOT; // until changed with @CLASS would consider operators loading
1.27 paf 42: pc.cclass=cclass;
1.9 paf 43:
1.1 paf 44: pc.source=source;
45: #ifndef NO_STRING_ORIGIN
46: pc.file=file;
1.7 paf 47: pc.line=pc.col=0;
1.1 paf 48: #endif
1.7 paf 49: // initialise state
1.1 paf 50: pc.pending_state=0;
1.13 paf 51: pc.string=NEW String(pool());
1.1 paf 52: pc.ls=LS_USER;
53: pc.sp=0;
1.7 paf 54:
1.12 paf 55: // parse=compile!
1.26 paf 56: // yydebug=1;
1.10 paf 57: if(yyparse(&pc)) { // error?
1.15 paf 58: if(pc.col==0) { // expecting something after EOL means they've expected it BEFORE
59: // step back. -1 col means EOL
1.8 paf 60: pc.line--;
1.16 paf 61: pc.col=-1;
62: }
1.13 paf 63: THROW(0,0,
1.6 paf 64: 0,
1.17 paf 65: "%s(%d:%d): %s", file, 1+pc.line, pc.col, pc.error);
1.8 paf 66: }
1.7 paf 67:
68: // result
1.27 paf 69: return *pc.cclass;
1.1 paf 70: }
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