/*;-*-C-*-;
-** Copyright (c) Massachusetts Institute of Technology 1994-1998.
-** All Rights Reserved.
-** Unpublished rights reserved under the copyright laws of
-** the United States.
+** Splint - annotation-assisted static program checker
+** Copyright (C) 1994-2003 University of Virginia,
+** Massachusetts Institute of Technology
**
-** THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
-** OR IMPLIED. ANY USE IS AT YOUR OWN RISK.
+** This program is free software; you can redistribute it and/or modify it
+** under the terms of the GNU General Public License as published by the
+** Free Software Foundation; either version 2 of the License, or (at your
+** option) any later version.
+**
+** This program is distributed in the hope that it will be useful, but
+** WITHOUT ANY WARRANTY; without even the implied warranty of
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+** General Public License for more details.
+**
+** The GNU General Public License is available from http://www.gnu.org/ or
+** the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+** MA 02111-1307, USA.
**
-** This code is distributed freely and may be used freely under the
-** following conditions:
-**
-** 1. This notice may not be removed or altered.
+** For information on splint: splint@cs.virginia.edu
+** To report a bug: splint-bug@cs.virginia.edu
+** For more information: http://www.splint.org
+*/
+/*
+** cscanner.l
**
-** 2. Works derived from this code are not distributed for
-** commercial gain without explicit permission from MIT
-** (for permission contact lclint-request@sds.lcs.mit.edu).
+** Flex lexer for C.
+** Based on a C lexer by Nate Osgood
+** from hacrat@catfish.lcs.mit.edu Mon Jun 14 13:06:32 1993
*/
/*
- * Modified by Herbert 08/19/97:
- * - added #include for IBM's OS/2 compiler.
- * - fixed weird bug with lookup of tmp files (OS/2 and MSDOS only).
- */
-
+** Modified by Herbert 08/19/97:
+** - added #include for IBM's OS/2 compiler.
+** - fixed weird bug with lookup of tmp files (OS/2 and MSDOS only).
+*/
/*
- * Modified by Mike Smith
- * Corrected missing 'line' in scanf() calls in handleSpecial().
- * Without this, I get an error when LCLint hits a '#line' directive
- * in the pre-pre-processed source files. For safety, I have made these
- * conditional on OS2 and MSDOS because I don't understand why noone else
- * has seen this problem.
- *
- * Modified by Mike Smith, 4th June 1997
- * Finally resolved the #line problem. The scanf() calls have been fixed to
- * allow the following #line forms:-
- *
- * #line 123 "filename"
- * #line 123
- * # 123 "filename"
- * # 123
- *
- * The last two are generated by the GNU pre-processor, apparently
- */
+** Modified by Mike Smith
+** Corrected missing 'line' in scanf() calls in handleSpecial().
+** Without this, I get an error when Splint hits a '#line' directive
+** in the pre-pre-processed source files. For safety, I have made these
+** conditional on OS2 and MSDOS because I don't understand why noone else
+** has seen this problem.
+**
+** Modified by Mike Smith, 4th June 1997
+** Finally resolved the #line problem. The scanf() calls have been fixed to
+** allow the following #line forms:-
+**
+** #line 123 "filename"
+** #line 123
+** # 123 "filename"
+** # 123
+**
+** The last two are generated by the GNU pre-processor, apparently
+*/
Digit [0-9]
Letter [a-zA-Z_$]
ULSuffix ({U}{L}|{L}{U})
%{
-/*
-** based on original C lexer by Nate Osgood
-** from hacrat@catfish.lcs.mit.edu Mon Jun 14 13:06:32 1993
-**
-*/
-
-# include "lclintMacros.nf"
-# include "basic.h"
-
-# ifdef SANITIZER
-# include "sgrammar.h"
-# include "sgrammar_tokens.h"
-# else
-# include "cgrammar.h"
-# include "cgrammar_tokens.h"
-# endif
-
-# include "fileIdList.h"
-# include "portab.h"
-
+# include "splintMacros.nf"
# if defined(OS2) && defined(__IBMC__)
/* needed for isatty()... */
# include <io.h>
-# endif
-
-static bool lastWasString = FALSE;
-static char savechar = '\0';
-
-/*@notfunction@*/
-# define yyinput() (incColumn (), getc (yyin))
-
-/*@-noparams@*/
-/*@-incondefs@*/
-extern /*@external@*/ int read ();
-/*@=incondefs@*/
-/*@=noparams@*/
-
-static /*@owned@*/ cstring lastidprocessed = cstring_undefined;
-
-static int lminput (void);
-static int tokLength = 0;
-static bool inSpecPart = FALSE;
-static bool continueLine = FALSE;
-
-static int ninput (void);
-static char processChar (void);
-static double processFloat (void);
-static /*@only@*/ exprNode processString (void);
-static long processDec (void);
-static long processHex (void);
-static long processOctal (void);
-static int processIdentifier (/*@only@*/ cstring)
- /*@globals undef lastidprocessed@*/ ;
-static bool processHashIdentifier (/*@only@*/ cstring)
- /*@globals undef lastidprocessed@*/ ;
-
-static int processSpec (int);
-static bool handleSpecial (char *);
-static int handleLlSpecial (void);
-static void handleMacro (void);
-static bool processMacro (void);
-static /*@only@*/ cstring makeIdentifier (char *);
-
-/* yes, this is exported! */
-bool g_expectingTypeName = TRUE; /* beginning of file can be type name! */
-
-static int returnInt (ctype, long);
-static int returnFloat (ctype, double);
-static int returnChar (char);
-static void setTokLength (int) /*@modifies g_currentloc@*/ ;
-static void setTokLengthT (size_t) /*@modifies g_currentloc@*/ ;
-
-static void advanceLine (void)
-{
- tokLength = 0;
- beginLine ();
-}
-
-/*@-allmacros@*/
-# define RETURN_INT(c,i) \
- do { lastWasString = FALSE; \
- return (returnInt (c, i)); } while (FALSE)
-
-# define RETURN_FLOAT(c,f) \
- do { lastWasString = FALSE; \
- return (returnFloat (c, f)); \
- } while (FALSE)
-
-# define RETURN_CHAR(c) \
- do { lastWasString = FALSE; \
- return (returnChar (c)); \
- } while (FALSE)
-
-# define RETURN_TOK(t) \
- do { yylval.tok = lltok_create (t, fileloc_decColumn (g_currentloc, tokLength)); \
- tokLength = 0; \
- lastWasString = FALSE; \
- return (t); } while (FALSE)
-
-# define RETURN_TYPE(t, ct) \
- do { yylval.ctyp = ct; tokLength = 0; return (t); } while (FALSE)
+# else
-/* don't fileloc_decColumn (g_currentloc, tokLength));
- the string could have \n's in it!
+/*
+** Win32 doesn't have unistd.h
*/
-# define RETURN_STRING(c) \
- do { yylval.expr = exprNode_stringLiteral (c, fileloc_decColumn (g_currentloc, tokLength)); \
- tokLength = 0; \
- lastWasString = TRUE; \
- return (CCONSTANT); } while (FALSE)
+# ifndef WIN32
+# include <unistd.h>
+# endif
-# define RETURN_EXPR(e) \
- do { yylval.expr = e; \
- tokLength = 0; \
- lastWasString = TRUE; \
- return (CCONSTANT); } while (FALSE)
+# endif
-/*@=allmacros@*/
+# include "basic.h"
-static void setTokLength (int len)
-{
- addColumn (len);
- tokLength = len;
-}
+# include "cscannerHelp.h"
+# include "cgrammar.h"
+# include "cgrammar_tokens.h"
+# include "osd.h"
-static void setTokLengthT (size_t len)
-{
- setTokLength (size_toInt (len));
-}
+/*@notfunction@*/
+# define yyinput() (incColumn (), getc (yyin))
# include "flex.head"
+
%}
%%
-"/*" { llfatalbug (cstring_makeLiteral ("Comment in pre-processor output")); }
+"/*" { llfatalerror (cstring_makeLiteral ("Comment in pre-processor output")); }
-"#"{Letter}({Letter}|{Digit})* {
+"#"{Letter}({Letter}|{Digit})* {
context_saveLocation ();
- setTokLength (longUnsigned_toInt (mstring_length (yytext)));
+ cscannerHelp_setTokLength (longUnsigned_toInt (mstring_length (yytext)));
- if (processHashIdentifier (makeIdentifier (yytext + 1)))
+ if (cscannerHelp_processHashIdentifier
+ (cscannerHelp_makeIdentifier (yytext + 1)))
{
- if (lastWasString)
- {
- ;
- }
- else
- {
- RETURN_STRING (cstring_makeLiteral ("\"\""));
- }
+ return cscannerHelp_returnString (cstring_makeLiteral ("\"\""));
}
else
{
- if (handleSpecial (yytext))
+ if (cscannerHelp_handleSpecial (yytext))
{
- setTokLength (1);
- RETURN_TOK (0);
+ cscannerHelp_setTokLength (1);
+ return cscannerHelp_returnToken (0);
}
}
}
-"#" { if (handleSpecial (yytext))
+"#" { if (cscannerHelp_handleSpecial (yytext))
{
- setTokLength (1); RETURN_TOK (0);
+ cscannerHelp_setTokLength (1); return cscannerHelp_returnToken (0);
}
}
-"..." { setTokLength (3); RETURN_TOK (CTOK_ELIPSIS); }
-"break" { setTokLength (5); RETURN_TOK (BREAK); }
-"case" { setTokLength (4); RETURN_TOK (CASE); }
-"continue" { setTokLength (8); RETURN_TOK (CONTINUE); }
-"default" { setTokLength (7); RETURN_TOK (DEFAULT); }
-"do" { setTokLength (2); RETURN_TOK (DO); }
-"else" { setTokLength (4); RETURN_TOK (CELSE); }
-"for" { setTokLength (3); RETURN_TOK (CFOR); }
-"goto" { setTokLength (4); RETURN_TOK (GOTO); }
-"if" { setTokLength (2); RETURN_TOK (CIF); }
-"return" { setTokLength (6); RETURN_TOK (RETURN); }
-"sizeof" { setTokLength (6); RETURN_TOK (CSIZEOF); }
-"offsetof" { setTokLength (8); RETURN_TOK (COFFSETOF); }
-"switch" { setTokLength (6); RETURN_TOK (SWITCH); }
-"while" { setTokLength (5); RETURN_TOK (WHILE); }
-"va_arg" { setTokLength (6); RETURN_TOK (VA_ARG); }
-"va_dcl" { setTokLength (6); RETURN_TOK (VA_DCL); }
+"..." { cscannerHelp_setTokLength (3); return cscannerHelp_returnToken (CTOK_ELIPSIS); }
+"break" { cscannerHelp_setTokLength (5); return cscannerHelp_returnToken (BREAK); }
+"case" { cscannerHelp_setTokLength (4); return cscannerHelp_returnToken (CASE); }
+"continue" { cscannerHelp_setTokLength (8); return cscannerHelp_returnToken (CONTINUE); }
+"default" { cscannerHelp_setTokLength (7); return cscannerHelp_returnToken (DEFAULT); }
+"do" { cscannerHelp_setTokLength (2); return cscannerHelp_returnToken (DO); }
+"else" { cscannerHelp_setTokLength (4); return cscannerHelp_returnToken (CELSE); }
+"for" { cscannerHelp_setTokLength (3); return cscannerHelp_returnToken (CFOR); }
+"goto" { cscannerHelp_setTokLength (4); return cscannerHelp_returnToken (GOTO); }
+"if" { cscannerHelp_setTokLength (2); return cscannerHelp_returnToken (CIF); }
+"return" { cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (RETURN); }
+"sizeof" { cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (CSIZEOF); }
+"offsetof" { cscannerHelp_setTokLength (8); return cscannerHelp_returnToken (COFFSETOF); }
+"switch" { cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (SWITCH); }
+"while" { cscannerHelp_setTokLength (5); return cscannerHelp_returnToken (WHILE); }
+"va_arg" { cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (VA_ARG); }
+"va_dcl" { cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (VA_DCL); }
"inline" {
/* gcc extension...this might not be appropriate */
- setTokLength (6); RETURN_TOK (QINLINE); }
+ cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (QINLINE); }
-"struct" { setTokLength (6); RETURN_TOK (CSTRUCT); }
-"typedef" { setTokLength (7); RETURN_TOK (CTYPEDEF); }
+"struct" { cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (CSTRUCT); }
+"typedef" { cscannerHelp_setTokLength (7); return cscannerHelp_returnToken (CTYPEDEF); }
-"union" { setTokLength (5); RETURN_TOK (CUNION); }
-"enum" { setTokLength (4); RETURN_TOK (CENUM); }
+"union" { cscannerHelp_setTokLength (5); return cscannerHelp_returnToken (CUNION); }
+"enum" { cscannerHelp_setTokLength (4); return cscannerHelp_returnToken (CENUM); }
-"void" { setTokLength (4); RETURN_TYPE (CVOID, ctype_void); }
-"int" { setTokLength (3); RETURN_TYPE (CINT, ctype_int); }
-"double" { setTokLength (6); RETURN_TYPE (CDOUBLE, ctype_double); }
-"char" { setTokLength (4); RETURN_TYPE (CGCHAR, ctype_char); }
-"float" { setTokLength (5); RETURN_TYPE (CGFLOAT, ctype_float); }
+"void" { cscannerHelp_setTokLength (4); return cscannerHelp_returnType (CVOID, ctype_void); }
+"int" { cscannerHelp_setTokLength (3); return cscannerHelp_returnType (CINT, ctype_int); }
+"double" { cscannerHelp_setTokLength (6); return cscannerHelp_returnType (CDOUBLE, ctype_double); }
+"char" { cscannerHelp_setTokLength (4); return cscannerHelp_returnType (CGCHAR, ctype_char); }
+"float" { cscannerHelp_setTokLength (5); return cscannerHelp_returnType (CGFLOAT, ctype_float); }
-"long" { setTokLength (4); RETURN_TOK (QLONG); }
-"short" { setTokLength (5); RETURN_TOK (QSHORT); }
-"unsigned" { setTokLength (8); RETURN_TOK (QUNSIGNED); }
-"signed" { setTokLength (6); RETURN_TOK (QSIGNED); }
+"long" { cscannerHelp_setTokLength (4); return cscannerHelp_returnToken (QLONG); }
+"short" { cscannerHelp_setTokLength (5); return cscannerHelp_returnToken (QSHORT); }
+"unsigned" { cscannerHelp_setTokLength (8); return cscannerHelp_returnToken (QUNSIGNED); }
+"signed" { cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (QSIGNED); }
-"volatile" { setTokLength (8); RETURN_TOK (QVOLATILE); }
-"const" { setTokLength (5); RETURN_TOK (QCONST); }
+"volatile" { cscannerHelp_setTokLength (8); return cscannerHelp_returnToken (QVOLATILE); }
+"const" { cscannerHelp_setTokLength (5); return cscannerHelp_returnToken (QCONST); }
+"restrict" { cscannerHelp_setTokLength (8); return cscannerHelp_returnToken (QRESTRICT); }
/* some systems expect this! [gack!] */
-"__const" { setTokLength (7); RETURN_TOK (QCONST); }
-
-"extern" { setTokLength (6); RETURN_TOK (QEXTERN); }
-"auto" { setTokLength (4); RETURN_TOK (QAUTO); }
-"register" { setTokLength (8); RETURN_TOK (QREGISTER); }
-"static" { setTokLength (6); RETURN_TOK (QSTATIC); }
-
-\"(\\.|[^\\"])*\"([ \t\n]*\"(\\.|[^\\"])*\")* { RETURN_EXPR (processString ()); }
-"out" { return (processSpec (QOUT)); }
-"in" { return (processSpec (QIN)); }
-"partial" { return (processSpec (QPARTIAL)); }
-"special" { return (processSpec (QSPECIAL)); }
-"anytype" { return (processSpec (QANYTYPE)); }
-"integraltype" { return (processSpec (QINTEGRALTYPE)); }
-"unsignedintegraltype" { return (processSpec (QUNSIGNEDINTEGRALTYPE)); }
-"signedintegraltype" { return (processSpec (QSIGNEDINTEGRALTYPE)); }
-"keep" { return (processSpec (QKEEP)); }
-"null" { return (processSpec (QNULL)); }
-"notnull" { return (processSpec (QNOTNULL)); }
-"isnull" { return (processSpec (QISNULL)); }
-"truenull" { return (processSpec (QTRUENULL)); }
-"falsenull" { return (processSpec (QFALSENULL)); }
-"relnull" { return (processSpec (QRELNULL)); }
-"reldef" { return (processSpec (QRELDEF)); }
-"exposed" { return (processSpec (QEXPOSED)); }
-"newref" { return (processSpec (QNEWREF)); }
-"tempref" { return (processSpec (QTEMPREF)); }
-"killref" { return (processSpec (QKILLREF)); }
-"refcounted" { return (processSpec (QREFCOUNTED)); }
-"checked" { return (processSpec (QCHECKED)); }
-"checkmod" { return (processSpec (QCHECKMOD)); }
-"checkedstrict" { return (processSpec (QCHECKEDSTRICT)); }
-"unchecked" { return (processSpec (QUNCHECKED)); }
-"only" { return (processSpec (QONLY)); }
-"owned" { return (processSpec (QOWNED)); }
-"observer" { return (processSpec (QOBSERVER)); }
-"dependent" { return (processSpec (QDEPENDENT)); }
-"unused" { return (processSpec (QUNUSED)); }
-"external" { return (processSpec (QEXTERNAL)); }
-"sef" { return (processSpec (QSEF)); }
-"shared" { return (processSpec (QSHARED)); }
-"yield" { return (processSpec (QYIELD)); }
-"undef" { return (processSpec (QUNDEF)); }
-"killed" { return (processSpec (QKILLED)); }
-"nullterminated" { return (processSpec (QNULLTERMINATED));}
-
-{Letter}({Letter}|{Digit})* { int tok;
- context_saveLocation ();
- setTokLength (longUnsigned_toInt (mstring_length (yytext)));
- tok = processIdentifier (makeIdentifier (yytext));
- if (tok != BADTOK)
+"__const" { cscannerHelp_setTokLength (7); return cscannerHelp_returnToken (QCONST); }
+
+"extern" { cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (QEXTERN); }
+"auto" { cscannerHelp_setTokLength (4); return cscannerHelp_returnToken (QAUTO); }
+"register" { cscannerHelp_setTokLength (8); return cscannerHelp_returnToken (QREGISTER); }
+"static" { cscannerHelp_setTokLength (6); return cscannerHelp_returnToken (QSTATIC); }
+
+\"(\\.|[^\\"])*\"([ \t\n]*\"(\\.|[^\\"])*\")* { return cscannerHelp_returnExpr (cscannerHelp_processString ()); }
+L\"(\\.|[^\\"])*\"([ \t\n]*\"(\\.|[^\\"])*\")* { return cscannerHelp_returnExpr (cscannerHelp_processWideString ()); }
+"out" { return (cscannerHelp_processSpec (QOUT)); }
+"in" { return (cscannerHelp_processSpec (QIN)); }
+"partial" { return (cscannerHelp_processSpec (QPARTIAL)); }
+"special" { return (cscannerHelp_processSpec (QSPECIAL)); }
+"anytype" { return (cscannerHelp_processSpec (QANYTYPE)); }
+"integraltype" { return (cscannerHelp_processSpec (QINTEGRALTYPE)); }
+"unsignedintegraltype" { return (cscannerHelp_processSpec (QUNSIGNEDINTEGRALTYPE)); }
+"signedintegraltype" { return (cscannerHelp_processSpec (QSIGNEDINTEGRALTYPE)); }
+"keep" { return (cscannerHelp_processSpec (QKEEP)); }
+"null" { return (cscannerHelp_processSpec (QNULL)); }
+"notnull" { return (cscannerHelp_processSpec (QNOTNULL)); }
+"isnull" { return (cscannerHelp_processSpec (QISNULL)); }
+"truenull" { return (cscannerHelp_processSpec (QTRUENULL)); }
+"falsenull" { return (cscannerHelp_processSpec (QFALSENULL)); }
+"nullwhentrue" { return (cscannerHelp_processSpec (QTRUENULL)); }
+"nullwhenfalse" { return (cscannerHelp_processSpec (QFALSENULL)); }
+"relnull" { return (cscannerHelp_processSpec (QRELNULL)); }
+"reldef" { return (cscannerHelp_processSpec (QRELDEF)); }
+"exposed" { return (cscannerHelp_processSpec (QEXPOSED)); }
+"newref" { return (cscannerHelp_processSpec (QNEWREF)); }
+"tempref" { return (cscannerHelp_processSpec (QTEMPREF)); }
+"killref" { return (cscannerHelp_processSpec (QKILLREF)); }
+"refcounted" { return (cscannerHelp_processSpec (QREFCOUNTED)); }
+"checked" { return (cscannerHelp_processSpec (QCHECKED)); }
+"checkmod" { return (cscannerHelp_processSpec (QCHECKMOD)); }
+"checkedstrict" { return (cscannerHelp_processSpec (QCHECKEDSTRICT)); }
+"unchecked" { return (cscannerHelp_processSpec (QUNCHECKED)); }
+"only" { return (cscannerHelp_processSpec (QONLY)); }
+"owned" { return (cscannerHelp_processSpec (QOWNED)); }
+"observer" { return (cscannerHelp_processSpec (QOBSERVER)); }
+"dependent" { return (cscannerHelp_processSpec (QDEPENDENT)); }
+"unused" { return (cscannerHelp_processSpec (QUNUSED)); }
+"external" { return (cscannerHelp_processSpec (QEXTERNAL)); }
+"sef" { return (cscannerHelp_processSpec (QSEF)); }
+"shared" { return (cscannerHelp_processSpec (QSHARED)); }
+"yield" { return (cscannerHelp_processSpec (QYIELD)); }
+"undef" { return (cscannerHelp_processSpec (QUNDEF)); }
+"killed" { return (cscannerHelp_processSpec (QKILLED)); }
+"nullterminated" { return (cscannerHelp_processSpec (QNULLTERMINATED));}
+"MaxSet" { return (cscannerHelp_processSpec (QMAXSET));}
+"MaxRead" { return (cscannerHelp_processSpec (QMAXREAD));}
+"maxSet" { return (cscannerHelp_processSpec (QMAXSET));}
+"maxRead" { return (cscannerHelp_processSpec (QMAXREAD));}
+
+{Letter}({Letter}|{Digit})* { int tok = cscannerHelp_processTextIdentifier (yytext);
+ if (tok != BADTOK)
{
return (tok);
}
}
-0[xX]{H}+ { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_int, processHex ()); /* evs 2000-05-17 was ctype_uint */
+0[xX]{H}+ { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_int, cscannerHelp_processHex ()); /* evs 2000-05-17 was ctype_uint */
}
-0[xX]{H}+{L} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_lint, processHex ()); }
-0[xX]{H}+{L}{L} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_llint, processHex ()); }
-0[xX]{H}+{U} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_uint, processHex ()); }
-0[xX]{H}+{ULSuffix} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_ulint, processHex ()); }
-0[xX]{H}+{U}{L}{L} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_ullint, processHex ()); }
-0[xX]{H}+{L}{L}{U} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_ullint, processHex ()); }
-0{Digit}+ { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_int, processOctal ()); }
-0{Digit}+{U} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_uint, processOctal ()); }
-0{Digit}+{L} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_lint, processOctal ()); }
-0{Digit}+{L}{L} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_llint, processOctal ()); }
-0{Digit}+{ULSuffix} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_ulint, processOctal ()); }
-0{Digit}+{U}{L}{L} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_ullint, processOctal ()); }
-0{Digit}+{L}{L}{U} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_ullint, processOctal ()); }
-{Digit}+ { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_int, processDec ()); }
-{Digit}+{U} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_uint, processDec ()); }
-{Digit}+{L} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_lint, processDec ()); }
-{Digit}+{L}{L} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_llint, processDec ()); }
-{Digit}+{ULSuffix} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_ulint, processDec ()); }
-{Digit}+{U}{L}{L} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_ullint, processDec ()); }
-{Digit}+{L}{L}{U} { setTokLengthT (mstring_length (yytext));
- RETURN_INT (ctype_ullint, processDec ()); }
-'(\\.|[^\\'])+' { setTokLengthT (mstring_length (yytext));
- RETURN_CHAR (processChar ()); }
-{Digit}+{E}[fF] { setTokLengthT (mstring_length (yytext));
- RETURN_FLOAT (ctype_float, processFloat ()); }
-{Digit}+{E}[lL] { setTokLengthT (mstring_length (yytext));
- RETURN_FLOAT (ctype_ldouble, processFloat ()); }
-{Digit}+{E} { setTokLengthT (mstring_length (yytext));
- RETURN_FLOAT (ctype_double, processFloat ()); }
-
-{Digit}*"."{Digit}+({E})?[fF] { setTokLengthT (mstring_length (yytext));
- RETURN_FLOAT (ctype_float, processFloat ()); }
-{Digit}*"."{Digit}+({E})?[lL] { setTokLengthT (mstring_length (yytext));
- RETURN_FLOAT (ctype_ldouble, processFloat ()); }
-{Digit}*"."{Digit}+({E})? { setTokLengthT (mstring_length (yytext));
- RETURN_FLOAT (ctype_double, processFloat ()); }
-
-{Digit}+"."{Digit}*({E})?[fF] { setTokLengthT (mstring_length (yytext));
- RETURN_FLOAT (ctype_float, processFloat ()); }
-{Digit}+"."{Digit}*({E})?[lL] { setTokLengthT (mstring_length (yytext));
- RETURN_FLOAT (ctype_ldouble, processFloat ()); }
-{Digit}+"."{Digit}*({E})? { setTokLengthT (mstring_length (yytext));
- RETURN_FLOAT (ctype_double, processFloat ()); }
-
-">>=" { setTokLength (3); RETURN_TOK (RIGHT_ASSIGN); }
-"<<=" { setTokLength (3); RETURN_TOK (LEFT_ASSIGN); }
-"+=" { setTokLength (2); RETURN_TOK (ADD_ASSIGN); }
-"-=" { setTokLength (2); RETURN_TOK (SUB_ASSIGN); }
-"*=" { setTokLength (2); RETURN_TOK (MUL_ASSIGN); }
-"/=" { setTokLength (2); RETURN_TOK (DIV_ASSIGN); }
-"%=" { setTokLength (2); RETURN_TOK (MOD_ASSIGN); }
-"&=" { setTokLength (2); RETURN_TOK (AND_ASSIGN); }
-"^=" { setTokLength (2); RETURN_TOK (XOR_ASSIGN); }
-"|=" { setTokLength (2); RETURN_TOK (OR_ASSIGN); }
-">>" { setTokLength (2); RETURN_TOK (RIGHT_OP); }
-"<<" { setTokLength (2); RETURN_TOK (LEFT_OP); }
-"++" { setTokLength (2); RETURN_TOK (INC_OP); }
-"--" { setTokLength (2); RETURN_TOK (DEC_OP); }
-"->" { setTokLength (2); RETURN_TOK (ARROW_OP); }
-"&&" { setTokLength (2); RETURN_TOK (AND_OP); }
-"||" { setTokLength (2); RETURN_TOK (OR_OP); }
-"<=" { setTokLength (2); RETURN_TOK (LE_OP); }
-">=" { setTokLength (2); RETURN_TOK (GE_OP); }
-"==" { setTokLength (2); RETURN_TOK (EQ_OP); }
-"!=" { setTokLength (2); RETURN_TOK (NE_OP); }
-";" { setTokLength (1); RETURN_TOK (TSEMI); }
-"{" { setTokLength (1); RETURN_TOK (TLBRACE); }
-"}" { setTokLength (1); RETURN_TOK (TRBRACE); }
-"," { setTokLength (1); RETURN_TOK (TCOMMA); }
-":" { setTokLength (1); RETURN_TOK (TCOLON); }
-"=" { setTokLength (1); RETURN_TOK (TASSIGN); }
-"(" { setTokLength (1); RETURN_TOK (TLPAREN); }
-")" { setTokLength (1); RETURN_TOK (TRPAREN); }
-"[" { setTokLength (1); RETURN_TOK (TLSQBR); }
-"]" { setTokLength (1); RETURN_TOK (TRSQBR); }
-"." { setTokLength (1); RETURN_TOK (TDOT); }
-"&" { setTokLength (1); RETURN_TOK (TAMPERSAND); }
-"!" { setTokLength (1); RETURN_TOK (TEXCL); }
-
-
-"~" { setTokLength (1); RETURN_TOK (TTILDE); }
-"-" { setTokLength (1); RETURN_TOK (TMINUS); }
-"+" { setTokLength (1); RETURN_TOK (TPLUS); }
-"*" { setTokLength (1); RETURN_TOK (TMULT); }
-"/" { setTokLength (1); RETURN_TOK (TDIV); }
-"%" { setTokLength (1); RETURN_TOK (TPERCENT); }
-"<" { setTokLength (1); RETURN_TOK (TLT); }
-">" { setTokLength (1); RETURN_TOK (TGT); }
-"^" { setTokLength (1); RETURN_TOK (TCIRC); }
-"|" { setTokLength (1); RETURN_TOK (TBAR); }
-"?" { setTokLength (1); RETURN_TOK (TQUEST); }
+0[xX]{H}+{L} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_lint, cscannerHelp_processHex ()); }
+0[xX]{H}+{L}{L} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_llint, cscannerHelp_processHex ()); }
+0[xX]{H}+{U} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_uint, cscannerHelp_processHex ()); }
+0[xX]{H}+{ULSuffix} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_ulint, cscannerHelp_processHex ()); }
+0[xX]{H}+{U}{L}{L} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_ullint, cscannerHelp_processHex ()); }
+0[xX]{H}+{L}{L}{U} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_ullint, cscannerHelp_processHex ()); }
+0{Digit}+ { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_int, cscannerHelp_processOctal ()); }
+0{Digit}+{U} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_uint, cscannerHelp_processOctal ()); }
+0{Digit}+{L} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_lint, cscannerHelp_processOctal ()); }
+0{Digit}+{L}{L} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_llint, cscannerHelp_processOctal ()); }
+0{Digit}+{ULSuffix} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_ulint, cscannerHelp_processOctal ()); }
+0{Digit}+{U}{L}{L} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_ullint, cscannerHelp_processOctal ()); }
+0{Digit}+{L}{L}{U} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_ullint, cscannerHelp_processOctal ()); }
+{Digit}+ { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_int, cscannerHelp_processDec ()); }
+{Digit}+{U} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_uint, cscannerHelp_processDec ()); }
+{Digit}+{L} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_lint, cscannerHelp_processDec ()); }
+{Digit}+{L}{L} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_llint, cscannerHelp_processDec ()); }
+{Digit}+{ULSuffix} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_ulint, cscannerHelp_processDec ()); }
+{Digit}+{U}{L}{L} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_ullint, cscannerHelp_processDec ()); }
+{Digit}+{L}{L}{U} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnInt (ctype_ullint, cscannerHelp_processDec ()); }
+'(\\.|[^\\'])+' { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnChar (cscannerHelp_processChar ()); }
+L'(\\.|[^\\'])+' { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnChar (cscannerHelp_processChar ()); }
+{Digit}+{E}[fF] { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnFloat (ctype_float, cscannerHelp_processFloat ()); }
+{Digit}+{E}[lL] { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnFloat (ctype_ldouble, cscannerHelp_processFloat ()); }
+{Digit}+{E} { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnFloat (ctype_double, cscannerHelp_processFloat ()); }
+
+{Digit}*"."{Digit}+({E})?[fF] { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnFloat (ctype_float, cscannerHelp_processFloat ()); }
+{Digit}*"."{Digit}+({E})?[lL] { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnFloat (ctype_ldouble, cscannerHelp_processFloat ()); }
+{Digit}*"."{Digit}+({E})? { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnFloat (ctype_double, cscannerHelp_processFloat ()); }
+
+{Digit}+"."{Digit}*({E})?[fF] { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnFloat (ctype_float, cscannerHelp_processFloat ()); }
+{Digit}+"."{Digit}*({E})?[lL] { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnFloat (ctype_ldouble, cscannerHelp_processFloat ()); }
+{Digit}+"."{Digit}*({E})? { cscannerHelp_setTokLengthT (mstring_length (yytext));
+ return cscannerHelp_returnFloat (ctype_double, cscannerHelp_processFloat ()); }
+
+">>=" { return cscannerHelp_returnTokenLength (RIGHT_ASSIGN, 3); }
+"<<=" { return cscannerHelp_returnTokenLength (LEFT_ASSIGN, 3); }
+"+=" { return cscannerHelp_returnTokenLength (ADD_ASSIGN, 2); }
+"-=" { return cscannerHelp_returnTokenLength (SUB_ASSIGN, 2); }
+"*=" { return cscannerHelp_returnTokenLength (MUL_ASSIGN, 2); }
+"/=" { return cscannerHelp_returnTokenLength (DIV_ASSIGN, 2); }
+"%=" { return cscannerHelp_returnTokenLength (MOD_ASSIGN, 2); }
+"&=" { return cscannerHelp_returnTokenLength (AND_ASSIGN, 2); }
+"^=" { return cscannerHelp_returnTokenLength (XOR_ASSIGN, 2); }
+"|=" { return cscannerHelp_returnTokenLength (OR_ASSIGN, 2); }
+">>" { return cscannerHelp_returnTokenLength (RIGHT_OP, 2); }
+"<<" { return cscannerHelp_returnTokenLength (LEFT_OP, 2); }
+"++" { return cscannerHelp_returnTokenLength (INC_OP, 2); }
+"--" { return cscannerHelp_returnTokenLength (DEC_OP, 2); }
+"->" { return cscannerHelp_returnTokenLength (ARROW_OP, 2); }
+"&&" { return cscannerHelp_returnTokenLength (AND_OP, 2); }
+"||" { return cscannerHelp_returnTokenLength (OR_OP, 2); }
+"/\\" { return cscannerHelp_returnTokenLength (TCAND, 2); }
+"<=" { return cscannerHelp_returnTokenLength (LE_OP, 2); }
+">=" { return cscannerHelp_returnTokenLength (GE_OP, 2); }
+"==" { return cscannerHelp_returnTokenLength (EQ_OP, 2); }
+"!=" { return cscannerHelp_returnTokenLength (NE_OP, 2); }
+";" { return cscannerHelp_returnTokenLength (TSEMI, 1); }
+"{" { return cscannerHelp_returnTokenLength (TLBRACE, 1); }
+"}" { return cscannerHelp_returnTokenLength (TRBRACE, 1); }
+"," { return cscannerHelp_returnTokenLength (TCOMMA, 1); }
+":" { return cscannerHelp_returnTokenLength (TCOLON, 1); }
+"=" { return cscannerHelp_returnTokenLength (TASSIGN, 1); }
+"(" { return cscannerHelp_returnTokenLength (TLPAREN, 1); }
+")" { return cscannerHelp_returnTokenLength (TRPAREN, 1); }
+"[" { return cscannerHelp_returnTokenLength (TLSQBR, 1); }
+"]" { return cscannerHelp_returnTokenLength (TRSQBR, 1); }
+"." { return cscannerHelp_returnTokenLength (TDOT, 1); }
+"&" { return cscannerHelp_returnTokenLength (TAMPERSAND, 1); }
+"!" { return cscannerHelp_returnTokenLength (TEXCL, 1); }
+"~" { return cscannerHelp_returnTokenLength (TTILDE, 1); }
+"-" { return cscannerHelp_returnTokenLength (TMINUS, 1); }
+"+" { return cscannerHelp_returnTokenLength (TPLUS, 1); }
+"*" { return cscannerHelp_returnTokenLength (TMULT, 1); }
+"/" { return cscannerHelp_returnTokenLength (TDIV, 1); }
+"%" { return cscannerHelp_returnTokenLength (TPERCENT, 1); }
+"<" { return cscannerHelp_returnTokenLength (TLT, 1); }
+">" { return cscannerHelp_returnTokenLength (TGT, 1); }
+"^" { return cscannerHelp_returnTokenLength (TCIRC, 1); }
+"|" { return cscannerHelp_returnTokenLength (TBAR, 1); }
+"?" { return cscannerHelp_returnTokenLength (TQUEST, 1); }
[ \t\v\f] { incColumn (); }
-\n { context_incLineno ();
- if (continueLine)
- {
- continueLine = FALSE;
- }
- else
- {
- if (context_inMacro ())
- {
- /* Don't use RETURN_TOK */
- yylval.tok = lltok_create (TENDMACRO, g_currentloc);
- lastWasString = FALSE;
- return (TENDMACRO);
- }
- }
- }
-"@@MR@@" { setTokLength (6);
+\n { int tok = cscannerHelp_handleNewLine ();
+ if (tok != BADTOK) return tok; }
+"@@MR@@" { cscannerHelp_setTokLength (6);
- if (processMacro ()) {
+ if (cscannerHelp_processMacro ()) {
if (context_inIterDef ())
{
- RETURN_TOK (LLMACROITER);
+ return cscannerHelp_returnToken (LLMACROITER);
}
if (context_inIterEnd ())
{
- RETURN_TOK (LLMACROEND);
+ return cscannerHelp_returnToken (LLMACROEND);
}
if (context_inMacro ())
{
- RETURN_TOK (LLMACRO);
+ return cscannerHelp_returnToken (LLMACRO);
}
}
}
"@QLMR" { if (context_inHeader () || context_inFunction ())
{
- handleMacro ();
+ cscannerHelp_handleMacro ();
}
else
{
- int nspchar = ninput ();
+ int nspchar = cscannerHelp_ninput ();
int nspaces;
/*
nspaces = nspchar - '0';
- setTokLength (5 + nspaces);
+ cscannerHelp_setTokLength (5 + nspaces);
- if (processMacro ())
+ if (cscannerHelp_processMacro ())
{
+ DPRINTF (("Here we are: %s", context_unparse ()));
+
if (context_inIterDef ())
{
- RETURN_TOK (LLMACROITER);
+ return cscannerHelp_returnToken (LLMACROITER);
}
if (context_inIterEnd ())
{
- RETURN_TOK (LLMACROEND);
+ return cscannerHelp_returnToken (LLMACROEND);
}
if (context_inMacro ())
{
- RETURN_TOK (LLMACRO);
+ return cscannerHelp_returnToken (LLMACRO);
}
}
}
}
-"@.CT" { setTokLength (4); lldiagmsg (ctype_unparseTable ()); }
-"@.F" { setTokLength (3);
+"@.CT" { cscannerHelp_setTokLength (4); lldiagmsg (ctype_unparseTable ()); }
+"@.FA" { cscannerHelp_setTokLength (4); lldiagmsg (message ("Access types: %q", typeIdSet_unparse (context_fileAccessTypes ()))); }
+"@.F" { cscannerHelp_setTokLength (3);
lldiagmsg (message ("%q: *** marker ***", fileloc_unparse (g_currentloc)));
}
-"@.L" { setTokLength (3); usymtab_printLocal (); }
-"@.A" { setTokLength (3); lldiagmsg (usymtab_unparseAliases ()); }
-"@.C" { setTokLength (3); lldiagmsg (context_unparse ()); }
-"@.W" { setTokLength (3); lldiagmsg (context_unparseClauses ()); }
-"@.G" { setTokLength (3); usymtab_printGuards (); }
-"@.S" { setTokLength (3); usymtab_printOut (); }
-"@.X" { setTokLength (3); usymtab_printAll (); }
-"@.Z" { setTokLength (3); usymtab_printComplete (); }
-"@.T" { setTokLength (3); usymtab_printTypes (); }
-"@.K" { setTokLength (3); lldiagmsg (usymtab_unparseStack ()); }
-"@.M" { setTokLength (3);
+"@.L" { cscannerHelp_setTokLength (3); usymtab_printLocal (); }
+"@.A" { cscannerHelp_setTokLength (3); lldiagmsg (usymtab_unparseAliases ()); }
+"@.C" { cscannerHelp_setTokLength (3); lldiagmsg (context_unparse ()); }
+"@.W" { cscannerHelp_setTokLength (3); lldiagmsg (context_unparseClauses ()); }
+"@.G" { cscannerHelp_setTokLength (3); usymtab_printGuards (); }
+"@.S" { cscannerHelp_setTokLength (3); usymtab_printOut (); }
+"@.X" { cscannerHelp_setTokLength (3); usymtab_printAll (); }
+"@.Z" { cscannerHelp_setTokLength (3); usymtab_printComplete (); }
+"@.T" { cscannerHelp_setTokLength (3); usymtab_printTypes (); }
+"@.K" { cscannerHelp_setTokLength (3); lldiagmsg (usymtab_unparseStack ()); }
+"@.M" { cscannerHelp_setTokLength (3);
lldiagmsg (message ("Can modify: %q",
sRefSet_unparse (context_modList ())));
}
"%{" { /* BEFORE_COMMENT_MARKER */
int tok;
incColumn (); incColumn ();
- tok = handleLlSpecial ();
+ tok = cscannerHelp_handleLlSpecial ();
+
if (tok != BADTOK)
{
- RETURN_TOK (tok);
+ if (tok == CANNOTATION) {
+ return (tok);
+ } else {
+ /* Beware - this bashes yylval! */
+ return cscannerHelp_returnToken (tok);
+ }
}
}
"%}" { /* AFTER_COMMENT_MARKER */
- setTokLength (2);
- inSpecPart = FALSE;
- RETURN_TOK (QENDMACRO); }
-"\\" { incColumn (); continueLine = TRUE; }
+ cscannerHelp_setTokLength (2);
+ cscannerHelp_exitSpecPart ();
+ return cscannerHelp_returnToken (QENDMACRO); }
+"\\" { incColumn (); cscannerHelp_setContinueLine (); }
. { incColumn ();
- voptgenerror
- (FLG_SYNTAX,
- message ("Invalid character (ascii: %d), skipping character",
- (int)(*yytext)),
- g_currentloc);
+ if ((int) *yytext == 13 ) {
+ ;
+ } else {
+ voptgenerror
+ (FLG_SYNTAX,
+ message ("Invalid character (ascii: %d), skipping character",
+ (int)(*yytext)),
+ g_currentloc);
+ }
}
%%
-struct skeyword
-{
- /*@null@*/ /*@observer@*/ char *name;
- int token;
-} ;
-
-/*
-** These tokens are followed by syntax that is parsed by the
-** grammar proper.
-*/
-
-struct skeyword s_parsetable[] = {
- { "modifies", QMODIFIES } ,
- { "globals", QGLOBALS } ,
- { "alt", QALT } ,
- { "constant", QCONSTANT } ,
- { "function", QFUNCTION } ,
- { "iter", QITER } ,
- { "defines", QDEFINES } ,
- { "uses", QUSES } ,
- { "allocates", QALLOCATES } ,
- { "sets", QSETS } ,
- { "releases", QRELEASES } ,
- { "pre", QPRECLAUSE } ,
- { "post", QPOSTCLAUSE } ,
- {"setBufferSize", QSETBUFFERSIZE},
- {"setStringLength", QSETSTRINGLENGTH},
- { NULL, BADTOK }
-} ;
-
-/*
-** These tokens are either stand-alone tokens, or followed by
-** token-specific text.
-*/
-
-struct skeyword s_keytable[] = {
- { "anytype", QANYTYPE } ,
- { "integraltype", QINTEGRALTYPE } ,
- { "unsignedintegraltype", QUNSIGNEDINTEGRALTYPE } ,
- { "signedintegraltype", QSIGNEDINTEGRALTYPE } ,
- { "out", QOUT } ,
- { "in", QIN } ,
- { "only", QONLY } ,
- { "owned", QOWNED } ,
- { "dependent", QDEPENDENT } ,
- { "partial", QPARTIAL } ,
- { "special", QSPECIAL } ,
- { "truenull", QTRUENULL } ,
- { "falsenull", QFALSENULL } ,
- { "keep", QKEEP } ,
- { "kept", QKEPT } ,
- { "notnull", QNOTNULL } ,
- { "abstract", QABSTRACT } ,
- { "concrete", QCONCRETE } ,
- { "mutable", QMUTABLE } ,
- { "immutable", QIMMUTABLE } ,
- { "unused", QUNUSED } ,
- { "external", QEXTERNAL } ,
- { "sef", QSEF } ,
- { "unique", QUNIQUE } ,
- { "returned", QRETURNED } ,
- { "exposed", QEXPOSED } ,
- { "refcounted", QREFCOUNTED } ,
- { "refs", QREFS } ,
- { "newref", QNEWREF } ,
- { "tempref", QTEMPREF } ,
- { "killref", QKILLREF } ,
- { "null", QNULL } ,
- { "relnull", QRELNULL } ,
- { "nullterminated", QNULLTERMINATED },
- { "setBufferSize", QSETBUFFERSIZE },
- { "reldef", QRELDEF } ,
- { "observer", QOBSERVER } ,
- { "exits", QEXITS } ,
- { "mayexit", QMAYEXIT } ,
- { "trueexit", QTRUEEXIT } ,
- { "falseexit", QFALSEEXIT } ,
- { "neverexit", QNEVEREXIT } ,
- { "temp", QTEMP } ,
- { "shared", QSHARED } ,
- { "ref", QREF } ,
- { "unchecked", QUNCHECKED } ,
- { "checked", QCHECKED } ,
- { "checkmod", QCHECKMOD } ,
- { "checkedstrict", QCHECKEDSTRICT } ,
- { "innercontinue", QINNERCONTINUE } ,
- { "innerbreak", QINNERBREAK } ,
- { "loopbreak", QLOOPBREAK } ,
- { "switchbreak", QSWITCHBREAK } ,
- { "safebreak", QSAFEBREAK } ,
- { "fallthrough", QFALLTHROUGH } ,
- { "l_fallthrou", QLINTFALLTHROUGH } ,
- { "l_fallth", QLINTFALLTHRU } ,
- { "notreached", QNOTREACHED } ,
- { "l_notreach", QLINTNOTREACHED } ,
- { "printflike", QPRINTFLIKE } ,
- { "l_printfli", QLINTPRINTFLIKE } ,
- { "scanflike", QSCANFLIKE } ,
- { "messagelike", QMESSAGELIKE } ,
- { "l_argsus", QARGSUSED } ,
- { NULL, BADTOK }
-} ;
-
/*
-** would be better if these weren't hard coded...
+** These need to go here, after flex-generated code defined input and unput.
*/
-static bool isArtificial (cstring s)
-{
- return (cstring_equalLit (s, "modifies")
- || cstring_equalLit (s, "globals")
- || cstring_equalLit (s, "alt"));
-}
-
-void swallowMacro (void)
+int cscanner_input (void)
{
- int i;
- bool skipnext = FALSE;
-
- while ((i = lminput ()) != EOF)
- {
- char c = (char) i;
-
-
- if (c == '\\')
- {
- skipnext = TRUE;
- }
- else if (c == '\n')
- {
- if (skipnext)
- {
- skipnext = FALSE;
- }
- else
- {
- checkUngetc (i, yyin);
- return;
- }
- }
- }
-
- if (i != EOF)
- {
- checkUngetc (i, yyin);
- }
-}
-
-static int commentMarkerToken (cstring s)
-{
- int i = 0;
-
- while (s_parsetable[i].name != NULL)
- {
- if (cstring_equalLit (s, s_parsetable[i].name))
- {
- return s_parsetable[i].token;
- }
-
- i++;
- }
-
- return BADTOK;
+ return input (); /* input is a static procedure defined by flex-generated code */
}
-static int tokenMacroCode (cstring s)
+void cscanner_unput (int c)
{
- int i = 0;
-
- while (s_keytable[i].name != NULL)
- {
- if (cstring_equalLit (s, s_keytable[i].name))
- {
- if (s_keytable[i].token == QLINTFALLTHROUGH)
- {
- voptgenerror
- (FLG_WARNLINTCOMMENTS,
- cstring_makeLiteral
- ("Traditional lint comment /*FALLTHROUGH*/ used. "
- "This is interpreted by "
- "LCLint in the same way as most Unix lints, but it is "
- "preferable to replace it with the /*@fallthrough@*/ "
- "stylized comment"),
- g_currentloc);
- return QFALLTHROUGH;
- }
- else if (s_keytable[i].token == QLINTFALLTHRU)
- {
- voptgenerror
- (FLG_WARNLINTCOMMENTS,
- cstring_makeLiteral
- ("Traditional lint comment /*FALLTHRU*/ used. "
- "This is interpreted by "
- "LCLint in the same way as most Unix lints, but it is "
- "preferable to replace it with the /*@fallthrough@*/ "
- "stylized comment"),
- g_currentloc);
- return QFALLTHROUGH;
- }
- else if (s_keytable[i].token == QLINTNOTREACHED)
- {
- voptgenerror
- (FLG_WARNLINTCOMMENTS,
- cstring_makeLiteral
- ("Traditional lint comment /*NOTREACHED*/ used. "
- "This is interpreted by "
- "LCLint in the same way as most Unix lints, but it is "
- "preferable to replace it with the /*@notreached@*/ "
- "stylized comment."),
- g_currentloc);
-
- return QNOTREACHED;
- }
- else if (s_keytable[i].token == QPRINTFLIKE)
- {
- setSpecialFunction (QU_PRINTFLIKE);
- return SKIPTOK;
- }
- else if (s_keytable[i].token == QLINTPRINTFLIKE)
- {
- voptgenerror
- (FLG_WARNLINTCOMMENTS,
- cstring_makeLiteral
- ("Traditional lint comment /*PRINTFLIKE*/ used. "
- "This is interpreted by "
- "LCLint in the same way as most Unix lints, but it is "
- "preferable to replace it with either /*@printflike@*/, "
- "/*@scanflike@*/ or /*@messagelike@*/."),
- g_currentloc);
-
- setSpecialFunction (QU_PRINTFLIKE);
- return SKIPTOK;
- }
- else if (s_keytable[i].token == QSCANFLIKE)
- {
- setSpecialFunction (QU_SCANFLIKE);
- return SKIPTOK;
- }
- else if (s_keytable[i].token == QMESSAGELIKE)
- {
- setSpecialFunction (QU_MESSAGELIKE);
- return SKIPTOK;
- }
- else if (s_keytable[i].token == QARGSUSED)
- {
- voptgenerror
- (FLG_WARNLINTCOMMENTS,
- cstring_makeLiteral
- ("Traditional lint comment /*ARGSUSED*/ used. "
- "This is interpreted by "
- "LCLint in the same way as most Unix lints, but it is "
- "preferable to use /*@unused@*/ annotations on "
- "the unused parameters."),
- g_currentloc);
-
- setArgsUsed ();
- return SKIPTOK;
- }
-
- return s_keytable[i].token;
- }
-
- i++;
- }
-
- return BADTOK;
+ unput (c); /* unput is a static procedure defined by flex-generated code */
}
-static int lminput ()
-{
- if (savechar == '\0')
- {
- incColumn ();
- return (input ());
- }
- else
- {
- int save = (int) savechar;
- savechar = '\0';
- return save;
- }
-}
-
-static void lmsavechar (char c)
-{
- if (savechar == '\0') savechar = c;
- else
- {
- llbuglit ("lmsavechar: override");
- }
-}
-
-static int returnFloat (ctype ct, double f)
-{
- yylval.expr = exprNode_floatLiteral (f, ct, cstring_fromChars (yytext),
- fileloc_decColumn (g_currentloc, tokLength));
- tokLength = 0;
- return (CCONSTANT);
-}
-
-static int returnInt (ctype ct, long i)
-{
- ctype c = ct;
-
- if (ctype_equal (ct, ctype_int))
- {
- if (i == 0)
- {
- c = context_typeofZero ();
- }
- else if (i == 1)
- {
- c = context_typeofOne ();
- }
- }
-
- yylval.expr = exprNode_numLiteral (c, cstring_fromChars (yytext),
- fileloc_decColumn (g_currentloc, tokLength), i);
- tokLength = 0;
- return (CCONSTANT);
-}
-
-static int returnChar (char c)
-{
- yylval.expr = exprNode_charLiteral (c, cstring_fromChars (yytext),
- fileloc_decColumn (g_currentloc, tokLength));
- tokLength = 0;
- return (CCONSTANT);
-}
-
-static int ninput ()
-{
- int c = lminput ();
-
- if (c != EOF && ((char)c == '\n'))
- {
- context_incLineno ();
- }
-
- return c;
-}
-
-static char macro_nextChar ()
-{
- static bool in_quote = FALSE, in_escape = FALSE, in_char = FALSE;
- int ic;
- char c;
-
- ic = lminput ();
- c = char_fromInt (ic);
-
- if (!in_quote && !in_char && (c == '\\' || c == BEFORE_COMMENT_MARKER[0]))
- {
- if (c == '\\')
- {
- while ((c = char_fromInt (lminput ())) != '\0' && c != '\n')
- {
- ; /* skip to newline */
- }
-
- context_incLineno ();
-
- if (c != '\0')
- {
- return macro_nextChar ();
- }
- else
- {
- return c;
- }
- }
- else /* if (c == '@') */
- {
- if (handleLlSpecial () != BADTOK)
- {
- llerrorlit (FLG_SYNTAX, "Macro cannot use special syntax");
- }
-
- return macro_nextChar ();
- }
- }
- else if (!in_escape && c == '\"')
- {
- in_quote = !in_quote;
- }
- else if (!in_escape && c == '\'')
- {
- in_char = !in_char;
- }
- else if ((in_quote || in_char) && c == '\\')
- {
- in_escape = !in_escape;
- }
- else if ((in_quote || in_char) && in_escape)
- {
- in_escape = FALSE;
- }
- else if (!in_quote && c == '/')
- {
- char c2;
-
- if ((c2 = char_fromInt (lminput ())) == '*')
- {
- while (c2 != '\0')
- {
- while ((c2 = char_fromInt (lminput ())) != '\0'
- && c2 != '\n' && c2 != '*')
- {
- ;
- }
-
- if (c2 == '*')
- {
- while ((c2 = char_fromInt (lminput ())) != '\0'
- && c2 == '*')
- {
- ;
- }
-
- if (c2 == '/')
- {
- goto outofcomment;
- }
- }
- else
- {
- llfatalerror (cstring_makeLiteral ("Macro: bad comment!"));
- }
- }
- outofcomment:
- return macro_nextChar ();
- }
- else
- {
- /*** putchar does not work! why? puts to stdio...??! ***/
- lmsavechar (c2);
- }
- }
- return c;
-}
-
-/*
-** keeps stylized comments
-*/
-
-static char macro_nextCharC ()
-{
- static bool in_quote = FALSE, in_escape = FALSE, in_char = FALSE;
- char c;
-
- c = char_fromInt (lminput ());
-
- if (!in_quote && !in_char && c == '\\')
- {
- while ((c = char_fromInt (lminput ())) != '\0' && c != '\n')
- {
- ; /* skip to newline */
- }
-
- context_incLineno ();
-
- if (c != '\0')
- {
- return macro_nextCharC ();
- }
- else
- {
- return c;
- }
- }
- else if (!in_escape && c == '\"')
- {
- in_quote = !in_quote;
- }
- else if (!in_escape && c == '\'')
- {
- in_char = !in_char;
- }
- else if ((in_quote || in_char) && c == '\\')
- {
- in_escape = !in_escape;
- }
- else if ((in_quote || in_char) && in_escape)
- {
- in_escape = FALSE;
- }
- else if (!in_quote && c == '/')
- {
- char c2;
-
- if ((c2 = char_fromInt (lminput ())) == '*')
- {
- while (c2 != '\0')
- {
- while ((c2 = char_fromInt (lminput ())) != '\0'
- && c2 != '\n' && c2 != '*')
- {
- ;
- }
-
- if (c2 == '*')
- {
- while ((c2 = char_fromInt (lminput ())) != '\0'
- && c2 == '*')
- {
- ;
- }
-
- if (c2 == '/')
- {
- goto outofcomment;
- }
- }
- else
- {
- llfatalerror (cstring_makeLiteral ("Macro: bad comment!"));
- }
- }
- outofcomment:
- return macro_nextCharC ();
- }
- else
- {
- lmsavechar (c2);
- }
- }
- return c;
-}
-
-/*
-** skips whitespace (handles line continuations)
-** returns first non-whitespace character
-*/
-
-static char skip_whitespace ()
-{
- char c;
-
- while ((c = macro_nextChar ()) == ' ' || c == '\t')
- {
- ;
- }
-
- return c;
-}
-
-static void handleMacro ()
-{
- cstring mac = cstring_undefined;
- int macrocode;
- char c;
-
- while (currentColumn () > 2)
- {
- mac = cstring_appendChar (mac, ' ');
- setTokLength (-1);
- }
-
- c = macro_nextCharC ();
-
- if (c >= '0' && c <= '9')
- {
- int i;
-
- for (i = 0; i < ((c - '0') + 1); i++)
- {
- mac = cstring_appendChar (mac, ' ');
- }
- }
- else
- {
- BADBRANCH;
- }
-
- while (((c = macro_nextCharC ()) != '\0') && (c != '\n'))
- {
- mac = cstring_appendChar (mac, c);
- }
-
-
- macrocode = tokenMacroCode (mac);
-
- if (macrocode == BADTOK && !isArtificial (mac))
- {
- DPRINTF (("Add macro: %s", mac));
- context_addMacroCache (mac);
- }
- else
- {
- cstring_free (mac);
- }
-
- if (c == '\n')
- {
- context_incLineno ();
- }
-}
-
-static bool processMacro (void)
-{
- uentry e2;
- ctype ct;
- int noparams = 0;
- cstring fname = cstring_undefined;
- bool res = TRUE;
- bool isspecfcn = FALSE;
- bool isiter = FALSE;
- bool skipparam = FALSE;
- bool isenditer = FALSE;
- bool unknownm = FALSE;
- bool hasParams = FALSE;
- bool emptyMacro = FALSE;
- char c = skip_whitespace ();
- fileloc loc = fileloc_noColumn (g_currentloc);
-
- /* are both of these necessary? what do they mean? */
- uentryList specparams = uentryList_undefined;
- uentryList pn = uentryList_undefined;
-
- context_resetMacroMissingParams ();
-
- if (c == '\0' || c == '\n')
- {
- llcontbug (cstring_makeLiteral ("Bad macro"));
- fileloc_free (loc);
- return FALSE;
- }
-
- fname = cstring_appendChar (fname, c);
-
- while ((c = macro_nextChar ()) != '(' && c != '\0'
- && c != ' ' && c != '\t' && c != '\n')
- {
- fname = cstring_appendChar (fname, c);
- }
-
- if (c == ' ' || c == '\t' || c == '\n')
- {
- char oldc = c;
-
- if (c != '\n')
- {
- while (c == ' ' || c == '\t')
- {
- c = macro_nextChar ();
- }
- unput (c);
- }
-
- if (c == '\n')
- {
- emptyMacro = TRUE;
- unput (c);
- }
-
- c = oldc;
- }
-
- hasParams = (c == '(');
-
-
- if (usymtab_exists (fname))
- {
- e2 = usymtab_lookupExpose (fname);
- ct = uentry_getType (e2);
-
-
- if (uentry_isCodeDefined (e2)
- && fileloc_isUser (uentry_whereDefined (e2)))
- {
- if (optgenerror
- (FLG_MACROREDEF,
- message ("Macro %s already defined", fname),
- loc))
- {
- uentry_showWhereDefined (e2);
- uentry_clearDefined (e2);
- }
-
- if (uentry_isFunction (e2))
- {
- uentry_setType (e2, ctype_unknown);
- ct = ctype_unknown;
- unknownm = TRUE;
- context_enterUnknownMacro (e2);
- }
- else
- {
- context_enterConstantMacro (e2);
- }
- }
- else
- {
- if (uentry_isForward (e2) && uentry_isFunction (e2))
- {
- unknownm = TRUE;
-
- voptgenerror
- (FLG_MACROFCNDECL,
- message
- ("Parameterized macro has no prototype or specification: %s ",
- fname),
- loc);
-
- ct = ctype_unknown;
- uentry_setType (e2, ctype_unknown);
- uentry_setFunctionDefined (e2, loc);
- uentry_setUsed (e2, fileloc_undefined);
- context_enterUnknownMacro (e2);
- }
- else
- {
- if (uentry_isIter (e2))
- {
- isiter = TRUE;
- specparams = uentry_getParams (e2);
- noparams = uentryList_size (specparams);
- uentry_setDefined (e2, loc);
- context_enterIterDef (e2);
- }
- else if (uentry_isEndIter (e2))
- {
- isenditer = TRUE;
- uentry_setDefined (e2, loc);
- context_enterIterEnd (e2); /* don't care about it now */
- /* but should parse like an iter! */
- }
- else if (uentry_isConstant (e2))
- {
- if (hasParams)
- {
- voptgenerror
- (FLG_INCONDEFS,
- message ("Constant %s implemented as parameterized macro",
- fname),
- g_currentloc);
-
- uentry_showWhereSpecified (e2);
- uentry_setType (e2, ctype_unknown);
- uentry_makeVarFunction (e2);
- uentry_setDefined (e2, g_currentloc);
- uentry_setFunctionDefined (e2, g_currentloc);
- context_enterUnknownMacro (e2);
- }
- else
- {
- if (!uentry_isSpecified (e2))
- {
- fileloc oloc = uentry_whereDeclared (e2);
-
- if (fileloc_isLib (oloc))
- {
- ;
- }
- else if (fileloc_isUndefined (oloc)
- || fileloc_isPreproc (oloc))
- {
- if (!emptyMacro)
- {
- voptgenerror
- (FLG_MACROCONSTDECL,
- message
- ("Macro constant %q not declared",
- uentry_getName (e2)),
- loc);
- }
- }
- else if (!fileloc_withinLines (oloc, loc, 2))
- { /* bogus! will give errors if there is too much whitespace */
- voptgenerror
- (FLG_SYNTAX,
- message
- ("Macro constant name %s does not match name in "
- "previous constant declaration. This constant "
- "is declared at %q", fname,
- fileloc_unparse (oloc)),
- loc);
- }
- }
-
- context_enterConstantMacro (e2);
- cstring_free (fname);
- fileloc_free (loc);
- return res;
- }
-
- }
- else if (ctype_isFunction (ct))
- {
- isspecfcn = TRUE;
- specparams = ctype_argsFunction (ct);
- noparams = uentryList_size (specparams);
-
- uentry_setFunctionDefined (e2, loc);
- context_enterMacro (e2);
- }
- else if (uentry_isVar (e2))
- {
- if (hasParams)
- {
- voptgenerror
- (FLG_INCONDEFS,
- message ("Variable %s implemented as parameterized macro",
- fname),
- loc);
-
- uentry_showWhereSpecified (e2);
- uentry_setType (e2, ctype_unknown);
- uentry_makeVarFunction (e2);
- uentry_setDefined (e2, g_currentloc);
- uentry_setFunctionDefined (e2, g_currentloc);
- context_enterUnknownMacro (e2);
- }
- else
- {
- uentry ucons = uentry_makeConstant (fname,
- ctype_unknown,
- loc);
- if (uentry_isExpandedMacro (e2))
- {
- ; /* okay */
- }
- else
- {
- if (optgenerror
- (FLG_INCONDEFS,
- message ("Variable %s implemented by a macro",
- fname),
- loc))
- {
- uentry_showWhereSpecified (e2);
- }
- }
-
- uentry_setDefined (e2, loc);
- uentry_setUsed (ucons, loc);
-
- context_enterConstantMacro (ucons);
- uentry_markOwned (ucons);
- cstring_free (fname);
- return res;
- }
- }
- else
- {
- if (uentry_isDatatype (e2))
- {
- vgenhinterror
- (FLG_SYNTAX,
- message ("Type implemented as macro: %x",
- uentry_getName (e2)),
- message ("A type is implemented using a macro definition. A "
- "typedef should be used instead."),
- g_currentloc);
-
- swallowMacro ();
- /* Must exit scope (not sure why a new scope was entered?) */
- usymtab_quietExitScope (g_currentloc);
- uentry_setDefined (e2, g_currentloc);
- res = FALSE;
- }
- else
- {
- llcontbug
- (message ("Unexpanded macro not function or constant: %q",
- uentry_unparse (e2)));
- uentry_setType (e2, ctype_unknown);
-
- if (hasParams)
- {
- uentry_makeVarFunction (e2);
- uentry_setDefined (e2, g_currentloc);
- uentry_setFunctionDefined (e2, g_currentloc);
- context_enterUnknownMacro (e2);
- }
- }
- }
- }
- }
- }
- else
- {
- uentry ce;
-
- voptgenerror
- (FLG_MACROMATCHNAME,
- message ("Unexpanded macro %s does not match name of a constant "
- "or iter declaration. The name used in the control "
- "comment on the previous line should match. "
- "(Assuming macro defines a constant.)",
- fname),
- loc);
-
-
- ce = uentry_makeConstant (fname, ctype_unknown, fileloc_undefined);
- uentry_setUsed (ce, loc); /* perhaps bogus? */
- e2 = usymtab_supEntryReturn (ce);
-
- context_enterConstantMacro (e2);
- cstring_free (fname);
- fileloc_free (loc);
- return res;
- }
-
- /* in macros, ( must follow immediatetly after name */
-
- if (hasParams)
- {
- int paramno = 0;
-
- c = skip_whitespace ();
-
- while (c != ')' && c != '\0')
- {
- uentry param;
- bool suppress = context_inSuppressRegion ();
- cstring paramname = cstring_undefined;
-
- /*
- ** save the parameter location
- */
-
- decColumn ();
- context_saveLocation ();
- incColumn ();
-
- while (c != ' ' && c != '\t' && c != ',' && c != '\0' && c != ')')
- {
- paramname = cstring_appendChar (paramname, c);
- c = macro_nextChar ();
- }
-
- if (c == ' ' || c == '\t') c = skip_whitespace ();
-
- if (c == ',')
- {
- c = macro_nextChar ();
- if (c == ' ' || c == '\t') c = skip_whitespace ();
- }
-
- if (c == '\0')
- {
- llfatalerror (cstring_makeLiteral
- ("Bad macro syntax: uentryList"));
- }
-
- if ((isspecfcn || isiter) && (paramno < noparams)
- && !uentry_isElipsisMarker (uentryList_getN
- (specparams, paramno)))
- {
- uentry decl = uentryList_getN (specparams, paramno);
- sRef sr;
-
- param = uentry_nameCopy (paramname, decl);
-
-
- uentry_setParam (param);
- sr = sRef_makeParam (paramno, uentry_getType (param));
-
- if (sRef_getNullState (sr) == NS_ABSNULL)
- {
- ctype pt = ctype_realType (uentry_getType (param));
-
- if (ctype_isUser (pt))
- {
- uentry te = usymtab_getTypeEntrySafe (ctype_typeId (pt));
-
- if (uentry_isValid (te))
- {
- sRef_setStateFromUentry (sr, te);
- }
- }
- else
- {
- sRef_setNullState (sr, NS_UNKNOWN, g_currentloc);
- }
- }
-
- uentry_setSref (param, sr);
- uentry_setDeclaredForceOnly (param, context_getSaveLocation ());
-
- skipparam = isiter && uentry_isOut (uentryList_getN (specparams, paramno));
- }
- else
- {
- fileloc sloc = context_getSaveLocation ();
-
- param = uentry_makeVariableSrefParam
- (paramname, ctype_unknown, sRef_makeParam (paramno, ctype_unknown));
- cstring_free (paramname);
-
- sRef_setPosNull (uentry_getSref (param), sloc);
-
- uentry_setDeclaredForce (param, sloc);
-
- skipparam = FALSE;
- fileloc_free (sloc);
- }
-
- if (!skipparam)
- {
- llassert (!uentry_isElipsisMarker (param));
-
- if (!suppress)
- {
- sRef_makeUnsafe (uentry_getSref (param));
- }
-
- pn = uentryList_add (pn, uentry_copy (param));
- usymtab_supEntry (param);
- }
- else
- {
- /* don't add param */
- uentry_free (param);
- }
-
- if (c == ',')
- {
- (void) macro_nextChar ();
- c = skip_whitespace ();
- }
- paramno++;
- }
-
- if (c == ')')
- {
- if (isspecfcn || isiter)
- {
- if (paramno != noparams && noparams >= 0)
- {
- advanceLine ();
- voptgenerror
- (FLG_INCONDEFS,
- message ("Macro %s specified with %d args, defined with %d",
- fname, noparams, paramno),
- g_currentloc);
-
- uentry_showWhereSpecified (e2);
- uentry_resetParams (e2, pn);
- }
- }
- else
- {
- uentry_resetParams (e2, pn);
- }
- }
- }
- else
- {
- /*
- ** the form should be:
- **
- ** # define newname oldname
- ** where oldname refers to a function matching the specification
- ** of newname.
- */
-
- if (unknownm)
- {
- sRef_setGlobalScope ();
- usymtab_supGlobalEntry (uentry_makeVariableLoc (fname, ctype_unknown));
- sRef_clearGlobalScope ();
- }
- else
- {
- context_setMacroMissingParams ();
- }
- }
-
-
- /* context_setuentryList (pn); */
- usymtab_enterScope ();
-
- fileloc_free (loc);
- cstring_free (fname);
-
- return res;
-}
-
-static bool handleSpecial (char *yyt)
-{
- char *l = mstring_create (MAX_NAME_LENGTH);
- static bool reportcpp = FALSE;
- int lineno = 0;
- char c;
- char *ol;
- cstring olc;
-
- strcpy (l, yyt + 1);
-
- /* Need to safe original l for deallocating. */
- ol = l;
-
- l += strlen (yyt) - 1;
-
- while ((c = char_fromInt (lminput ())) != '\n' && c != '\0')
- {
- *l++ = c;
- }
-
- *l = '\0';
- olc = cstring_fromChars (ol);
-
- if (cstring_equalPrefix (olc, "pragma"))
- {
- char *pname = mstring_create (longUnsigned_fromInt (MAX_PRAGMA_LEN));
- char *opname = pname;
- char *ptr = ol + 6; /* pragma is six characters, plus space */
- int len = 0;
-
-
- /* skip whitespace */
- while (((c = *ptr) != '\0') && isspace (c))
- {
- ptr++;
- }
-
-
- while (((c = *ptr) != '\0') && !isspace (c))
- {
- len++;
-
- if (len > MAX_PRAGMA_LEN)
- {
- break;
- }
-
- ptr++;
- *pname++ = c;
- }
-
- *pname = '\0';
-
- if (len == PRAGMA_LEN_EXPAND
- && mstring_equal (opname, PRAGMA_EXPAND))
- {
- cstring exname = cstring_undefined;
- uentry ue;
-
- ptr++;
- while (((c = *ptr) != '\0') && !isspace (c))
- {
- exname = cstring_appendChar (exname, c);
- ptr++;
- }
-
-
- ue = usymtab_lookupExposeGlob (exname);
-
- if (uentry_isExpandedMacro (ue))
- {
- if (fileloc_isPreproc (uentry_whereDefined (ue)))
- {
- fileloc_setColumn (g_currentloc, 1);
- uentry_setDefined (ue, g_currentloc);
- }
- }
-
- cstring_free (exname);
- }
- }
- else if (cstring_equalPrefix (olc, "ident"))
- {
- /* Some pre-processors will leave these in the code. Ignore rest of line */
- }
- /*
- ** Yuk...Win32 filenames can have spaces in them...we need to read
- ** to the matching end quote.
- */
- else if ((sscanf (ol, "line %d \"", &lineno) == 1)
- || (sscanf (ol, " %d \"", &lineno) == 1))
- {
- char *tmp = ol;
- char *fname;
- fileId fid;
-
- while (*tmp != '\"' && *tmp != '\0')
- {
- tmp++;
- }
-
- llassert (*tmp == '\"');
-
- tmp++;
- fname = tmp;
-
- while (*tmp != '\"' && *tmp != '\0')
- {
- tmp++;
- }
-
- llassert (*tmp == '\"');
-
- *tmp = '\0';
-
- DPRINTF (("fname: %s", fname));
-
-# if defined(OS2) || defined(MSDOS) || defined(WIN32)
-
- /*
- ** DOS-like path delimiters get delivered in pairs, something like
- ** \"..\\\\file.h\", so we have to make it normal again. We do NOT
- ** remove the pre dirs yet as we usually specify tmp paths relative
- ** to the current directory, so tmp files would not get found in
- ** the hash table. If this method fails we try it again later.
- */
-
- {
- char *stmp = fname;
-
- /*
- ** Skip past the drive marker.
- */
-
- DPRINTF (("stmp: %s / %s", stmp, fname));
-
- if (strchr (stmp, ':') != NULL)
- {
- stmp = strchr (stmp, ':') + 1;
- }
-
- DPRINTF (("stmp: %s / %s", stmp, fname));
-
- while ((stmp = strchr (stmp, CONNECTCHAR)) != NULL )
- {
- if (*(stmp+1) == CONNECTCHAR)
- {
- memmove (stmp, stmp+1, strlen (stmp));
- }
-
- stmp++;
- DPRINTF (("stmp: %s / %s", stmp, fname));
- }
-
- DPRINTF (("Now: base = %s", fname));
-
- fid = fileTable_lookupBase (context_fileTable (),
- cstring_fromChars (fname));
- if (!(fileId_isValid (fid)))
- {
- fname = removePreDirs (fname);
- fid = fileTable_lookupBase (context_fileTable (),
- cstring_fromChars (fname));
- }
- }
-# else /* !defined(OS2) && !defined(MSDOS) */
- fname = removePreDirs (fname);
- fid = fileTable_lookupBase (context_fileTable (),
- cstring_fromChars (fname));
-# endif /* !defined(OS2) && !defined(MSDOS) */
-
- if (!(fileId_isValid (fid)))
- {
- if (isHeaderFile (cstring_fromChars (fname)))
- {
- fid = fileTable_addHeaderFile (context_fileTable (),
- cstring_fromChars (fname));
- }
- else
- {
- fid = fileTable_addFile (context_fileTable (),
- cstring_fromChars (fname));
- }
- }
-
- setFileLine (fid, lineno);
- }
- else if ((sscanf (ol, "line %d", &lineno) == 1)
- || (sscanf (ol, " %d", &lineno) == 1))
- {
- setLine (lineno); /* next line is <cr> */
- }
- else
- {
- if (mstring_equal (ol, "")) {
- DPRINTF (("Empty pp command!"));
- /*
- ** evs 2000-05-16: This is a horrible kludge, to get around a bug (well, difficulty) in the pre-processor.
- ** We handle a plain # in the input file, by echoing it, and ignoring it in the post-pp-file.
- */
- mstring_free (ol);
- return FALSE;
- } else {
- if (!reportcpp)
- {
-
- } else {
- llbug (message ("File contains preprocessor command: #%s",
- cstring_fromChars (ol)));
- reportcpp = TRUE;
- }
- }
-
- sfree (ol);
- return TRUE;
- }
-
- sfree (ol);
- return FALSE;
-}
-
-static int handleLlSpecial ()
-{
- int ic;
- char c;
- char *s = mstring_createEmpty ();
- char *os;
- int tok;
- int charsread = 0;
-
- while (((ic = ninput ()) != 0) && isalpha (ic))
- {
- c = (char) ic;
- s = mstring_append (s, c);
- charsread++;
- }
-
- os = s;
-
- if (charsread == 0 && ic == (int) AFTER_COMMENT_MARKER[0])
- {
- ic = ninput ();
-
- llassert (ic == AFTER_COMMENT_MARKER[1]);
-
-
- if (isProcessingGlobMods () && (*s == '\0'))
- {
- sfree (os);
- return QNOMODS; /* special token no modifications token */
- }
- else
- {
- ;
- }
- }
-
- tok = commentMarkerToken (cstring_fromChars (os));
-
- if (tok != BADTOK)
- {
- tokLength = charsread;
- sfree (os);
- inSpecPart = TRUE;
- return tok;
- }
-
- /* Add rest of the comment */
-
- if (ic != 0 && ic != EOF)
- {
- c = (char) ic;
-
-
- s = mstring_append (s, c);
- charsread++;
-
- while (((ic = ninput ()) != 0) && (ic != EOF)
- && (ic != AFTER_COMMENT_MARKER[0]))
- {
- c = (char) ic;
- s = mstring_append (s, c);
- charsread++;
- }
- }
-
- if (ic == AFTER_COMMENT_MARKER[0])
- {
- int nc = ninput ();
- llassert ((char) nc == AFTER_COMMENT_MARKER[1]);
- charsread++;
- }
-
-
- os = s;
-
- while (*s == ' ' || *s == '\t' || *s == '\n')
- {
- s++;
- }
-
- if (*s == '-' || *s == '+' || *s == '=') /* setting flags */
- {
- c = *s;
-
- while (c == '-' || c == '+' || c == '=')
- {
- ynm set = ynm_fromCodeChar (c);
- cstring thisflag;
-
- s++;
-
- thisflag = cstring_fromChars (s);
-
- while ((c = *s) != '\0' && (c != '-') && (c != '=')
- && (c != '+') && (c != ' ') && (c != '\t') && (c != '\n'))
- {
- s++;
- }
-
- *s = '\0';
-
- if (!context_getFlag (FLG_NOCOMMENTS))
- {
- cstring flagname = thisflag;
- flagcode fflag = identifyFlag (flagname);
-
- if (flagcode_isSkip (fflag))
- {
- ;
- }
- else if (flagcode_isInvalid (fflag))
- {
- if (isMode (flagname))
- {
- if (ynm_isMaybe (set))
- {
- llerror
- (FLG_BADFLAG,
- message
- ("Stylized comment attempts to restore flag %s. "
- "A mode flag cannot be restored.",
- flagname));
- }
- else
- {
- context_setMode (flagname);
- }
- }
- else
- {
- llerror
- (FLG_BADFLAG,
- message ("Unrecognized option in stylized comment: %s",
- flagname));
- }
- }
- else if (flagcode_isGlobalFlag (fflag))
- {
- llerror
- (FLG_BADFLAG,
- message
- ("Stylized comment attempts to set global flag %s. "
- "A global flag cannot be set locally.",
- flagname));
- }
- else
- {
- context_fileSetFlag (fflag, set);
-
- if (flagcode_hasArgument (fflag))
- {
- if (ynm_isMaybe (set))
- {
- llerror
- (FLG_BADFLAG,
- message
- ("Stylized comment attempts to restore flag %s. "
- "A flag for setting a value cannot be restored.",
- flagname));
- }
- else
- { /* cut-and-pastied from llmain...blecch */
- cstring extra = cstring_undefined;
- char *rest;
- char *orest;
- char rchar;
-
- *s = c;
- rest = mstring_copy (s);
- orest = rest;
- *s = '\0';
-
- while ((rchar = *rest) != '\0'
- && (isspace (rchar)))
- {
- rest++;
- s++;
- }
-
- while ((rchar = *rest) != '\0'
- && !isspace (rchar))
- {
- extra = cstring_appendChar (extra, rchar);
- rest++;
- s++;
- }
-
- sfree (orest);
-
- if (cstring_isUndefined (extra))
- {
- llerror
- (FLG_BADFLAG,
- message
- ("Flag %s (in stylized comment) must be followed by an argument",
- flagcode_unparse (fflag)));
- }
- else
- {
- s--;
-
- if (flagcode_hasValue (fflag))
- {
- setValueFlag (fflag, extra);
- }
- else if (flagcode_hasString (fflag))
- {
- setStringFlag (fflag, extra);
- }
- else
- {
- BADEXIT;
- }
- }
- }
- }
- }
- }
- else
- {
- }
-
- *s = c;
- while ((c == ' ') || (c == '\t') || (c == '\n'))
- {
- c = *(++s);
- }
- }
-
- if (context_inHeader () && !isArtificial (cstring_fromChars (os)))
- {
- context_addComment (cstring_fromCharsNew (os));
- }
- else
- {
- ;
- }
- }
- else
- {
- char *t = s;
- int macrocode;
- char tchar = '\0';
-
- while (*s != '\0' && *s != ' ' && *s != '\t' && *s != '\n')
- {
- s++;
- }
-
- if (*s != '\0')
- {
- tchar = *s;
- *s = '\0';
- s++;
- }
-
- t = cstring_toCharsSafe (cstring_downcase (cstring_fromChars (t)));
- macrocode = tokenMacroCode (cstring_fromChars (t));
-
- if (macrocode != BADTOK)
- {
- tokLength = mstring_length (t);
-
-
- sfree (t);
- sfree (os);
-
- if (macrocode == SKIPTOK)
- {
- return BADTOK;
- }
-
- return macrocode;
- }
-
- if (context_inHeader ())
- {
- if (tchar != '\0')
- {
- *(s-1) = tchar;
- }
-
- if ((context_inMacro () || context_inGlobalContext ())
- && macrocode != SKIPTOK
- && !isArtificial (cstring_fromChars (os)))
- {
- context_addComment (cstring_fromCharsNew (os));
- }
- else
- {
- ;
- }
-
- if (tchar != '\0')
- {
- *(s-1) = '\0';
- }
- }
-
- if (mstring_equal (t, "ignore"))
- {
- if (!context_getFlag (FLG_NOCOMMENTS))
- {
- context_enterSuppressRegion ();
- }
- }
- else if ((*t == 'i' || *t == 't')
- && (*(t + 1) == '\0'))
- {
- if (!context_getFlag (FLG_NOCOMMENTS)
- && (*t == 'i' || context_getFlag (FLG_TMPCOMMENTS)))
- {
- context_enterSuppressLine (-1); /* infinite suppression */
- }
- }
- else if (((*t == 'i') || (*t == 't'))
- && ((*(t + 1) >= '0' && *(t + 1) <= '9')))
- {
- bool tmpcomment = (*t == 't');
- int val = -1;
- char *tt = t; /* don't mangle t, since it is free'd */
- char lc = *(++tt);
-
- if (lc >= '0' && lc <= '9')
- {
- val = (int)(lc - '0');
-
- lc = *(++tt);
- while (lc >= '0' && lc <= '9')
- {
- val *= 10;
- val += lc - '0';
- lc = *(++tt);
- }
- }
-
-
- if (!context_getFlag (FLG_NOCOMMENTS)
- && (!tmpcomment || context_getFlag (FLG_TMPCOMMENTS)))
- {
- context_enterSuppressLine (val);
- }
- }
- else if (mstring_equal (t, "end"))
- {
- if (!context_getFlag (FLG_NOCOMMENTS))
- {
- context_exitSuppressRegion ();
- }
- }
- else if (mstring_equal (t, "notfunction"))
- {
- ; /* handled by pcpp */
- }
- else if (mstring_equal (t, "access"))
- {
- cstring tname;
-
- while (TRUE)
- {
- while ((c = *s) && (c == ' ' || c == '\t' || c == '\n'))
- {
- s++;
- }
-
- if (c == '\0')
- {
- break;
- }
-
- tname = cstring_fromChars (s);
-
- while ((c = *s) != '\0' && c != ' '
- && c != '\t' && c != '\n' && c != ',')
- {
- s++;
- }
-
- *s = '\0';
-
-
- if (!context_getFlag (FLG_NOCOMMENTS)
- && !context_getFlag (FLG_NOACCESS))
- {
- if (usymtab_existsType (tname))
- {
- usymId uid = usymtab_getTypeId (tname);
-
- context_addFileAccessType (uid);
- }
- else
- {
- if (!(context_inSuppressRegion ()
- || context_inSuppressZone (g_currentloc)))
- {
- llmsg
- (message
- ("%q: Unrecognized type %s used in access comment",
- fileloc_unparse (g_currentloc), tname));
- }
- }
- }
-
- if (c != '\0')
- {
- s++;
- }
-
- if (c != ',' && c != ' ')
- {
- break;
- }
- }
- }
- else if (mstring_equal (t, "noaccess"))
- {
- cstring tname;
- char lc;
-
- while (TRUE)
- {
- while ((lc = *s) && (lc == ' ' || lc == '\t' || lc == '\n'))
- {
- s++;
- }
-
- if (lc == '\0')
- {
- break;
- }
-
- tname = cstring_fromChars (s);
-
- while ((lc = *s) != '\0' && lc != ' ' && lc != '\t'
- && lc != '\n' && lc != ',')
- {
- s++;
- }
-
- *s = '\0';
-
- if (!context_getFlag (FLG_NOCOMMENTS)
- && !context_getFlag (FLG_NOACCESS))
- {
- if (usymtab_existsType (tname))
- {
- typeId tuid = usymtab_getTypeId (tname);
-
- if (context_couldHaveAccess (tuid))
- {
- context_removeFileAccessType (tuid);
- }
- else
- {
- if (!(context_inSuppressRegion ()
- || context_inSuppressZone (g_currentloc)))
- {
- uentry ue = usymtab_getTypeEntry (tuid);
-
- if (uentry_isAbstractDatatype (ue))
- {
- llmsg
- (message
- ("%q: Non-accessible abstract type %s used in noaccess comment",
- fileloc_unparse (g_currentloc), tname));
- }
- else
- {
- llmsg
- (message
- ("%q: Non-abstract type %s used in noaccess comment",
- fileloc_unparse (g_currentloc), tname));
- }
- }
- }
- }
- else
- {
- if (!(context_inSuppressRegion ()
- || context_inSuppressZone (g_currentloc)))
- {
- llmsg
- (message
- ("%q: Unrecognized type %s used in noaccess comment",
- fileloc_unparse (g_currentloc), tname));
- }
- }
- }
-
- if (lc != '\0')
- {
- s++;
- }
-
- if (lc != ',' && lc != ' ')
- {
- break;
- }
- }
- }
- else
- {
- setTokLength (- (2 + charsread));
-
- voptgenerror (FLG_UNRECOGCOMMENTS,
- message ("Stylized comment unrecognized: %s",
- cstring_fromChars (os)),
- g_currentloc);
- }
-
- sfree (t);
- }
-
- sfree (os);
- return BADTOK;
-}
-
-static /*@only@*/ cstring makeIdentifier (char *s)
-{
- char *c = mstring_create (size_toInt (strlen (s)) + 1);
- cstring id = cstring_fromChars (c);
-
- while (isalnum (*s) || (*s == '_') || (*s == '$'))
- {
- *c++ = *s++;
- }
-
- *c = '\0';
- return (id);
-}
-
-/*@observer@*/ /*@dependent@*/ uentry coerceId (cstring cn)
-{
- if (!(usymtab_exists (cn)))
- {
- fileloc loc = fileloc_createExternal ();
-
- /*
- ** We need to put this in a global scope, otherwise the sRef will be deallocated.
- */
-
- uentry ce = uentry_makeUnrecognized (cn, loc);
-
- if (!context_inIterEnd ())
- {
- voptgenerror
- (FLG_SYSTEMUNRECOG,
- message ("Unrecognized (possibly system) identifier: %q",
- uentry_getName (ce)),
- g_currentloc);
- }
-
- return ce;
- }
-
- return (usymtab_lookup (cn));
-}
-
-/*
-** like, coerceId, but doesn't supercede for iters
-*/
-
-/*@observer@*/ uentry coerceIterId (cstring cn)
-{
- if (!(usymtab_exists (cn)))
- {
- return uentry_undefined;
- }
-
- return (usymtab_lookup (cn));
-}
-
-/*@observer@*/ cstring LastIdentifier ()
-{
- return (lastidprocessed);
-}
-
-static int processIdentifier (cstring id)
-{
- uentry le;
-
- DPRINTF (("Process identifier: %s", id));
-
- context_clearJustPopped ();
- lastidprocessed = id;
-
- if (context_inFunctionDecl ())
- {
- int tok = commentMarkerToken (id);
-
- if (tok != BADTOK)
- {
- return tok;
- }
- else
- {
- tok = tokenMacroCode (id);
-
- if (tok != BADTOK)
- {
- return tok;
- }
- }
- }
-
- /* Consider handling: Defined by C99 as static const char __func__[] */
-
- if (context_getFlag (FLG_GNUEXTENSIONS))
- {
- int tok = BADTOK;
-
- if (cstring_equalLit (id, "__stdcall")
- || cstring_equalLit (id, "__cdecl")
- || cstring_equalLit (id, "__extension__"))
- {
- return BADTOK;
- }
- else if (cstring_equalLit (id, "__volatile__"))
- {
- tok = QVOLATILE;
- }
- else if (cstring_equalLit (id, "__signed"))
- {
- tok = QSIGNED;
- }
- else if (cstring_equalLit (id, "__unsigned"))
- {
- tok = QUNSIGNED;
- }
- else if (cstring_equalLit (id, "__const__"))
- {
- tok = QCONST;
- }
- else if (cstring_equalLit (id, "__alignof__"))
- {
- tok = CALIGNOF; /* alignof is parsed like sizeof */
- }
- else if (cstring_equalLit (id, "__FUNCTION__")
- || cstring_equalLit (id, "__PRETTY_FUNCTION__"))
- {
- /* These tokens hold the name of the current function as strings */
- yylval.expr = exprNode_stringLiteral (id, fileloc_copy (g_currentloc));
- tokLength = 0;
- lastWasString = TRUE;
- tok = CCONSTANT;
- return tok;
- }
- else if (cstring_equalLit (id, "__attribute__")
- || cstring_equalLit (id, "__asm__")
- || cstring_equalLit (id, "_asm")
- || cstring_equalLit (id, "__asm")
- || cstring_equalLit (id, "__declspec"))
- {
- int depth = 0;
- bool useparens = FALSE;
- bool usebraces = FALSE;
- bool inquote = FALSE;
- bool inescape = FALSE;
- int ic;
-
- while ((ic = input ()) != EOF)
- {
-
- if (inescape)
- {
- inescape = FALSE;
- }
- else if (ic == '\\')
- {
- inescape = TRUE;
- }
- else if (ic == '\"')
- {
- inquote = !inquote;
- }
- else if (!inquote)
- {
- if (ic == '(')
- {
- if (!useparens)
- {
- if (!usebraces)
- {
- useparens = TRUE;
- }
- }
-
- if (useparens)
- {
- depth++;
- }
- }
- else if (ic == '{')
- {
- if (!usebraces)
- {
- if (!useparens)
- {
- usebraces = TRUE;
- }
- }
-
- if (usebraces)
- {
- depth++;
- }
- }
- else if (ic == ')' && useparens)
- {
- depth--;
- if (depth == 0) break;
- }
- else if (ic == '}' && usebraces)
- {
- depth--;
- if (depth == 0) break;
- }
- else if (ic == '}'
- && !usebraces && !useparens
- && cstring_equalLit (id, "__asm"))
- {
- /*
- ** We need this because some MS VC++ include files
- ** have __asm mov ... }
- ** Its a kludge, but otherwise would need to parse
- ** the asm code!
- */
- return TRBRACE;
- }
- }
-
- if (ic == '\n')
- {
- context_incLineno ();
-
- if (cstring_equalLit (id, "__asm")
- && !useparens && !usebraces)
- {
- break;
- }
- }
- }
-
- llassert ((useparens && ic == ')')
- || (usebraces && ic == '}')
- || (!useparens && !usebraces));
-
- return BADTOK;
- }
- else if (cstring_equalLit (id, "inline")
- || cstring_equalLit (id, "__inline")
- || cstring_equalLit (id, "_inline")
- || cstring_equalLit (id, "__inline__"))
- {
- tok = QINLINE;
- }
-
- if (tok != BADTOK)
- {
- RETURN_TOK (tok);
- }
- }
-
- le = usymtab_lookupSafe (id);
-
- /*@-dependenttrans@*/
-
- if (uentry_isIter (le))
- {
- yylval.entry = le;
- return (ITER_NAME);
- }
- else if (uentry_isEndIter (le))
- {
- yylval.entry = le;
- return (ITER_ENDNAME);
- }
- else if (uentry_isUndefined (le))
- {
- yylval.cname = id;
-
- /* avoid parse errors for certain system built ins */
-
- if (g_expectingTypeName && (cstring_firstChar (id) == '_')
- && (cstring_secondChar (id) == '_'))
- {
- return (TYPE_NAME_OR_ID);
- }
-
- return (NEW_IDENTIFIER);
- }
- else if (!uentry_isDeclared (le) && !uentry_isCodeDefined (le))
- {
- if (uentry_isDatatype (le))
- {
- yylval.cname = id;
- return (NEW_IDENTIFIER);
- }
- else
- {
- yylval.entry = le;
- return (IDENTIFIER);
- }
- }
- else if (uentry_isDatatype (le))
- {
- if (!g_expectingTypeName)
- {
- yylval.cname = id;
-
- return (NEW_IDENTIFIER);
- }
- else
- {
- yylval.ctyp = uentry_getAbstractType (le);
-
- uentry_setUsed (le, g_currentloc);
- return (TYPE_NAME);
- }
- }
- else
- {
- yylval.entry = le;
- return (IDENTIFIER);
- }
-
- /*@=dependenttrans@*/
-}
-
-static bool processHashIdentifier (/*@only@*/ cstring id)
-{
- if (context_inMacro () || context_inIterDef () ||
- context_inIterEnd ())
- {
- uentry le;
-
- context_clearJustPopped ();
-
- lastidprocessed = id;
- le = usymtab_lookupSafe (id);
-
- if (uentry_isParam (le) || uentry_isRefParam (le))
- {
- return TRUE;
- }
- else
- {
- return FALSE;
- }
- }
- else
- {
- cstring_free (id);
- return FALSE;
- }
-}
-
-
-static /*@only@*/ exprNode processString ()
-{
- exprNode res;
- fileloc loc;
- char *nl = strchr (yytext, '\n');
- cstring ns = cstring_fromCharsNew (yytext);
-
- if (nl == NULL)
- {
- loc = fileloc_copy (g_currentloc);
- addColumn (cstring_length (ns));
- }
- else
- {
- char *lastnl = nl;
-
- loc = fileloc_copy (g_currentloc);
-
- context_incLineno ();
-
- while ((nl = strchr ((nl + 1), '\n')) != NULL)
- {
- context_incLineno ();
- lastnl = nl;
- }
- }
-
-
- res = exprNode_stringLiteral (ns, loc);
- return (res);
-}
-
-static
-char processChar ()
-{
- char fchar;
- char next;
-
- llassert (*yytext != '\0');
- fchar = *(yytext + 1);
- if (fchar != '\\') return fchar;
-
- next = *(yytext + 2);
-
- switch (next)
- {
- case 'n': return '\n';
- case 't': return '\t';
- case '\"': return '\"';
- case '\'': return '\'';
- case '\\': return '\\';
- default: return '\0';
- }
-}
-
-static
-double processFloat ()
-{
- double ret = atof (yytext);
-
- return (ret);
-}
-
-static
-long processHex ()
-{
- int index = 2;
- long val = 0;
-
- llassert (yytext[0] == '0'
- && (yytext[1] == 'X' || yytext[1] == 'x'));
-
- while (yytext[index] != '\0') {
- int tval;
- char c = yytext[index];
-
- if (c >= '0' && c <= '9') {
- tval = (int) c - (int) '0';
- } else if (c >= 'A' && c <= 'F') {
- tval = (int) c - (int) 'A' + 10;
- } else if (c >= 'a' && c <= 'f') {
- tval = (int) c - (int) 'a' + 10;
- } else {
- voptgenerror
- (FLG_SYNTAX,
- message ("Invalid character (%c) in hex constant: %s",
- c, cstring_fromChars (yytext)),
- g_currentloc);
- break;
- }
-
- val = (val * 16) + tval;
- index++;
- }
-
- DPRINTF (("Hex constant: %s = %ld", yytext, val));
- return val;
-}
-
-static
-long processOctal ()
-{
- int index = 1;
- long val = 0;
-
- llassert (yytext[0] == '0' && yytext[1] != 'X' && yytext[1] != 'x');
-
- while (yytext[index] != '\0') {
- int tval;
- char c = yytext[index];
-
- if (c >= '0' && c <= '7') {
- tval = (int) c - (int) '0';
- } else {
- voptgenerror
- (FLG_SYNTAX,
- message ("Invalid character (%c) in octal constant: %s",
- c, cstring_fromChars (yytext)),
- g_currentloc);
- break;
- }
-
- val = (val * 8) + tval;
- index++;
- }
-
- DPRINTF (("Octal constant: %s = %ld", yytext, val));
- return val;
-}
-
-static
-long processDec ()
-{
- return (atol (yytext));
-}
-
-static int
-processSpec (int tok)
-{
- size_t length = strlen (yytext);
-
-
- if (inSpecPart)
- {
- setTokLengthT (length);
- RETURN_TOK (tok);
- }
- else
- {
-
- context_saveLocation ();
- setTokLengthT (length);
- return (processIdentifier (makeIdentifier (yytext)));
- }
-}
andersk / splint.git / blobdiff