/*  Pawn compiler
 *
 *  Global (cross-module) variables.
 *
 *  Copyright (c) ITB CompuPhase, 1997-2005
 *
 *  This software is provided "as-is", without any express or implied warranty.
 *  In no event will the authors be held liable for any damages arising from
 *  the use of this software.
 *
 *  Permission is granted to anyone to use this software for any purpose,
 *  including commercial applications, and to alter it and redistribute it
 *  freely, subject to the following restrictions:
 *
 *  1.  The origin of this software must not be misrepresented; you must not
 *      claim that you wrote the original software. If you use this software in
 *      a product, an acknowledgment in the product documentation would be
 *      appreciated but is not required.
 *  2.  Altered source versions must be plainly marked as such, and must not be
 *      misrepresented as being the original software.
 *  3.  This notice may not be removed or altered from any source distribution.
 */

#include <stdio.h>
#include <stdlib.h>     /* for _MAX_PATH */
#include "sc.h"
#include "sp_symhash.h"

/*  global variables
 *
 *  All global variables that are shared amongst the compiler files are
 *  declared here.
 */
SC_VDEFINE symbol loctab;                   /* local symbol table */
SC_VDEFINE symbol glbtab;                   /* global symbol table */
SC_VDEFINE cell *litq;                      /* the literal queue */
SC_VDEFINE unsigned char pline[sLINEMAX+1]; /* the line read from the input file */
SC_VDEFINE const unsigned char *lptr;       /* points to the current position in "pline" */
SC_VDEFINE constvalue tagname_tab = { NULL, "", 0, 0};  /* tagname table */
SC_VDEFINE constvalue libname_tab = { NULL, "", 0, 0};  /* library table (#pragma library "..." syntax) */
SC_VDEFINE constvalue *curlibrary = NULL;   /* current library */
SC_VDEFINE int pc_addlibtable = TRUE;       /* is the library table added to the AMX file? */
SC_VDEFINE symbol *curfunc;                 /* pointer to current function */
SC_VDEFINE char *inpfname;                  /* pointer to name of the file currently read from */
SC_VDEFINE char outfname[_MAX_PATH];        /* intermediate (assembler) file name */
SC_VDEFINE char binfname[_MAX_PATH];        /* binary file name */
SC_VDEFINE char errfname[_MAX_PATH];        /* error file name */
SC_VDEFINE char sc_ctrlchar = CTRL_CHAR;    /* the control character (or escape character)*/
SC_VDEFINE char sc_ctrlchar_org = CTRL_CHAR;/* the default control character */
SC_VDEFINE int litidx    = 0;               /* index to literal table */
SC_VDEFINE int litmax    = sDEF_LITMAX;     /* current size of the literal table */
SC_VDEFINE int stgidx    = 0;      /* index to the staging buffer */
SC_VDEFINE int sc_labnum = 0;      /* number of (internal) labels */
SC_VDEFINE int staging   = 0;      /* true if staging output */
SC_VDEFINE cell declared = 0;      /* number of local cells declared */
SC_VDEFINE cell glb_declared=0;    /* number of global cells declared */
SC_VDEFINE cell code_idx = 0;      /* number of bytes with generated code */
SC_VDEFINE int ntv_funcid= 0;      /* incremental number of native function */
SC_VDEFINE int errnum    = 0;      /* number of errors */
SC_VDEFINE int warnnum   = 0;      /* number of warnings */
SC_VDEFINE int sc_debug  = sCHKBOUNDS; /* by default: bounds checking+assertions */
SC_VDEFINE int sc_packstr= FALSE;  /* strings are packed by default? */
SC_VDEFINE int sc_asmfile= FALSE;  /* create .ASM file? */
SC_VDEFINE int sc_listing= FALSE;  /* create .LST file? */
SC_VDEFINE int sc_compress=TRUE;   /* compress bytecode? */
SC_VDEFINE int sc_needsemicolon=TRUE;/* semicolon required to terminate expressions? */
SC_VDEFINE int sc_dataalign=sizeof(cell);/* data alignment value */
SC_VDEFINE int sc_alignnext=FALSE; /* must frame of the next function be aligned? */
SC_VDEFINE int pc_docexpr=FALSE;   /* must expression be attached to documentation comment? */
SC_VDEFINE int curseg    = 0;      /* 1 if currently parsing CODE, 2 if parsing DATA */
SC_VDEFINE cell sc_stksize=sDEF_AMXSTACK;/* default stack size */
SC_VDEFINE cell sc_amxlimit=0;     /* default abstract machine size limit = none */
SC_VDEFINE int freading  = FALSE;  /* Is there an input file ready for reading? */
SC_VDEFINE int fline     = 0;      /* the line number in the current file */
SC_VDEFINE short fnumber = 0;      /* the file number in the file table (debugging) */
SC_VDEFINE short fcurrent= 0;      /* current file being processed (debugging) */
SC_VDEFINE short sc_intest=FALSE;  /* true if inside a test */
SC_VDEFINE int sideeffect= 0;      /* true if an expression causes a side-effect */
SC_VDEFINE int stmtindent= 0;      /* current indent of the statement */
SC_VDEFINE int indent_nowarn=FALSE;/* skip warning "217 loose indentation" */
SC_VDEFINE int sc_tabsize=8;       /* number of spaces that a TAB represents */
SC_VDEFINE short sc_allowtags=TRUE;  /* allow/detect tagnames in lex() */
SC_VDEFINE int sc_status;          /* read/write status */
SC_VDEFINE int sc_rationaltag=0;   /* tag for rational numbers */
SC_VDEFINE int rational_digits=0;  /* number of fractional digits */
SC_VDEFINE int sc_allowproccall=0; /* allow/detect tagnames in lex() */
SC_VDEFINE short sc_is_utf8=FALSE; /* is this source file in UTF-8 encoding */
SC_VDEFINE char *pc_deprecate = NULL;/* if non-null, mark next declaration as deprecated */
SC_VDEFINE int sc_showincludes=0;  /* show include files */

SC_VDEFINE constvalue sc_automaton_tab = { NULL, "", 0, 0}; /* automaton table */
SC_VDEFINE constvalue sc_state_tab = { NULL, "", 0, 0};   /* state table */

SC_VDEFINE FILE *inpf    = NULL;   /* file read from (source or include) */
SC_VDEFINE FILE *inpf_org= NULL;   /* main source file */
SC_VDEFINE FILE *outf    = NULL;   /* (intermediate) text file written to */

SC_VDEFINE jmp_buf errbuf;

SC_VDEFINE HashTable *sp_Globals = NULL;

#if !defined SC_LIGHT
  SC_VDEFINE int sc_makereport=FALSE; /* generate a cross-reference report */
#endif

#if defined __WATCOMC__ && !defined NDEBUG
  /* Watcom's CVPACK dislikes .OBJ files without functions */
  static int dummyfunc(void)
  {
    return 0;
  }
#endif