100 lines
5.1 KiB
C
100 lines
5.1 KiB
C
/* Small compiler
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*
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* Global (cross-module) variables.
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*
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* Copyright (c) ITB CompuPhase, 1997-2003
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*
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* This software is provided "as-is", without any express or implied warranty.
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* In no event will the authors be held liable for any damages arising from
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* the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software in
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* a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*
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* Version: $Id$
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*/
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#include <stdio.h>
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#include <stdlib.h> /* for _MAX_PATH */
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#include "embryo_cc_sc.h"
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/* global variables
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*
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* All global variables that are shared amongst the compiler files are
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* declared here.
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*/
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SC_VDEFINE symbol loctab; /* local symbol table */
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SC_VDEFINE symbol glbtab; /* global symbol table */
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SC_VDEFINE cell *litq; /* the literal queue */
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SC_VDEFINE char pline[sLINEMAX+1]; /* the line read from the input file */
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SC_VDEFINE char *lptr; /* points to the current position in "pline" */
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SC_VDEFINE constvalue tagname_tab = { NULL, "", 0, 0}; /* tagname table */
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SC_VDEFINE constvalue libname_tab = { NULL, "", 0, 0}; /* library table (#pragma library "..." syntax) */
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SC_VDEFINE constvalue *curlibrary = NULL;/* current library */
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SC_VDEFINE symbol *curfunc; /* pointer to current function */
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SC_VDEFINE char *inpfname; /* pointer to name of the file currently read from */
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SC_VDEFINE char outfname[_MAX_PATH]; /* output file name */
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SC_VDEFINE char errfname[_MAX_PATH]; /* error file name */
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SC_VDEFINE char sc_ctrlchar = CTRL_CHAR;/* the control character (or escape character)*/
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SC_VDEFINE int litidx = 0; /* index to literal table */
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SC_VDEFINE int litmax = sDEF_LITMAX;/* current size of the literal table */
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SC_VDEFINE int stgidx = 0; /* index to the staging buffer */
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SC_VDEFINE int labnum = 0; /* number of (internal) labels */
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SC_VDEFINE int staging = 0; /* true if staging output */
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SC_VDEFINE cell declared = 0; /* number of local cells declared */
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SC_VDEFINE cell glb_declared=0; /* number of global cells declared */
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SC_VDEFINE cell code_idx = 0; /* number of bytes with generated code */
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SC_VDEFINE int ntv_funcid= 0; /* incremental number of native function */
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SC_VDEFINE int errnum = 0; /* number of errors */
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SC_VDEFINE int warnnum = 0; /* number of warnings */
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SC_VDEFINE int sc_debug = sCHKBOUNDS; /* by default: bounds checking+assertions */
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SC_VDEFINE int charbits = 8; /* a "char" is 8 bits */
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SC_VDEFINE int sc_packstr= FALSE; /* strings are packed by default? */
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SC_VDEFINE int sc_asmfile= FALSE; /* create .ASM file? */
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SC_VDEFINE int sc_listing= FALSE; /* create .LST file? */
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SC_VDEFINE int sc_compress=TRUE; /* compress bytecode? */
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SC_VDEFINE int sc_needsemicolon=TRUE;/* semicolon required to terminate expressions? */
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SC_VDEFINE int sc_dataalign=sizeof(cell);/* data alignment value */
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SC_VDEFINE int sc_alignnext=FALSE; /* must frame of the next function be aligned? */
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SC_VDEFINE int curseg = 0; /* 1 if currently parsing CODE, 2 if parsing DATA */
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SC_VDEFINE cell sc_stksize=sDEF_AMXSTACK;/* default stack size */
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SC_VDEFINE int freading = FALSE; /* Is there an input file ready for reading? */
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SC_VDEFINE int fline = 0; /* the line number in the current file */
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SC_VDEFINE int fnumber = 0; /* the file number in the file table (debugging) */
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SC_VDEFINE int fcurrent = 0; /* current file being processed (debugging) */
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SC_VDEFINE int intest = 0; /* true if inside a test */
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SC_VDEFINE int sideeffect= 0; /* true if an expression causes a side-effect */
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SC_VDEFINE int stmtindent= 0; /* current indent of the statement */
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SC_VDEFINE int indent_nowarn=FALSE;/* skip warning "217 loose indentation" */
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SC_VDEFINE int sc_tabsize=8; /* number of spaces that a TAB represents */
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SC_VDEFINE int sc_allowtags=TRUE; /* allow/detect tagnames in lex() */
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SC_VDEFINE int sc_status; /* read/write status */
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SC_VDEFINE int sc_rationaltag=0; /* tag for rational numbers */
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SC_VDEFINE int rational_digits=0; /* number of fractional digits */
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SC_VDEFINE FILE *inpf = NULL; /* file read from (source or include) */
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SC_VDEFINE FILE *inpf_org= NULL; /* main source file */
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SC_VDEFINE FILE *outf = NULL; /* file written to */
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SC_VDEFINE jmp_buf errbuf;
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#if !defined SC_LIGHT
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SC_VDEFINE int sc_makereport=FALSE; /* generate a cross-reference report */
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#endif
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#if defined __WATCOMC__ && !defined NDEBUG
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/* Watcom's CVPACK dislikes .OBJ files without functions */
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static int dummyfunc(void)
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{
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return 0;
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}
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#endif
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