LCOV - code coverage report
Current view: top level - libreoffice/rsc/source/rscpp - cpp1.c (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 122 139 87.8 %
Date: 2012-12-27 Functions: 5 5 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #define NOMAIN
      21             : 
      22             : #include        <stdio.h>
      23             : #include        <ctype.h>
      24             : #include        "cppdef.h"
      25             : #include        "cpp.h"
      26             : 
      27             : FILE *pCppOut = NULL;
      28             : FILE *pCppIn  = NULL;
      29             : 
      30             : #if OSL_DEBUG_LEVEL > 1
      31             : FILE *pDefOut = NULL;       /* ER  evtl. #define's dump */
      32             : #endif
      33             : 
      34             : #ifdef B200
      35             : /* einzige Moeglichkeit unter BC Stack und Heap festzusetzen */
      36             : extern unsigned _stklen  = 24000;
      37             : extern unsigned _heaplen = 30000;
      38             : #endif
      39             : 
      40             : 
      41             : 
      42             : /*
      43             :  * Commonly used global variables:
      44             :  * line         is the current input line number.
      45             :  * wrongline    is set in many places when the actual output
      46             :  *              line is out of sync with the numbering, e.g,
      47             :  *              when expanding a macro with an embedded newline.
      48             :  *
      49             :  * token        holds the last identifier scanned (which might
      50             :  *              be a candidate for macro expansion).
      51             :  * errors       is the running cpp error counter.
      52             :  * infile       is the head of a linked list of input files (extended by
      53             :  *              #include and macros being expanded).  infile always points
      54             :  *              to the current file/macro.  infile->parent to the includer,
      55             :  *              etc.  infile->fd is NULL if this input stream is a macro.
      56             :  */
      57             : int             line;                   /* Current line number          */
      58             : int             wrongline;              /* Force #line to compiler      */
      59             : char            token[IDMAX + 1];       /* Current input token          */
      60             : int             errors;                 /* cpp error counter            */
      61             : FILEINFO        *infile = NULL;         /* Current input file           */
      62             : #if OSL_DEBUG_LEVEL > 1
      63             : int             debug;                  /* TRUE if debugging now        */
      64             : int             bDumpDefs;              /* TRUE if #define's dump req.  */
      65             : #ifdef EVALDEFS
      66             : int             bIsInEval;              /* TRUE if #define eval now     */
      67             : char            EvalBuf[NEVALBUF + 1];  /* evaluation buffer            */
      68             : int             nEvalOff = 0;           /* offset to free buffer pos    */
      69             : #endif
      70             : #endif
      71             : /*
      72             :  * This counter is incremented when a macro expansion is initiated.
      73             :  * If it exceeds a built-in value, the expansion stops -- this tests
      74             :  * for a runaway condition:
      75             :  *      #define X Y
      76             :  *      #define Y X
      77             :  *      X
      78             :  * This can be disabled by falsifying rec_recover.  (Nothing does this
      79             :  * currently: it is a hook for an eventual invocation flag.)
      80             :  */
      81             : int             recursion;              /* Infinite recursion counter   */
      82             : int             rec_recover = TRUE;     /* Unwind recursive macros      */
      83             : 
      84             : /*
      85             :  * instring is set TRUE when a string is scanned.  It modifies the
      86             :  * behavior of the "get next character" routine, causing all characters
      87             :  * to be passed to the caller (except <DEF_MAGIC>).  Note especially that
      88             :  * comments and \<newline> are not removed from the source.  (This
      89             :  * prevents cpp output lines from being arbitrarily long).
      90             :  *
      91             :  * inmacro is set by #define -- it absorbs comments and converts
      92             :  * form-feed and vertical-tab to space, but returns \<newline>
      93             :  * to the caller.  Strictly speaking, this is a bug as \<newline>
      94             :  * shouldn't delimit tokens, but we'll worry about that some other
      95             :  * time -- it is more important to prevent infinitly long output lines.
      96             :  *
      97             :  * instring and inmarcor are parameters to the get() routine which
      98             :  * were made global for speed.
      99             :  */
     100             : int             instring = FALSE;       /* TRUE if scanning string      */
     101             : int             inmacro = FALSE;        /* TRUE if #defining a macro    */
     102             : 
     103             : /*
     104             :  * work[] and workp are used to store one piece of text in a temporay
     105             :  * buffer.  To initialize storage, set workp = work.  To store one
     106             :  * character, call save(c);  (This will fatally exit if there isn't
     107             :  * room.)  To terminate the string, call save(EOS).  Note that
     108             :  * the work buffer is used by several subroutines -- be sure your
     109             :  * data won't be overwritten.  The extra byte in the allocation is
     110             :  * needed for string formal replacement.
     111             :  */
     112             : char            work[NWORK + 1];        /* Work buffer                  */
     113             : char            *workp;                 /* Work buffer pointer          */
     114             : 
     115             : /*
     116             :  * keepcomments is set TRUE by the -C option.  If TRUE, comments
     117             :  * are written directly to the output stream.  This is needed if
     118             :  * the output from cpp is to be passed to lint (which uses commands
     119             :  * embedded in comments).  cflag contains the permanent state of the
     120             :  * -C flag.  keepcomments is always falsified when processing #control
     121             :  * commands and when compilation is supressed by a false #if
     122             :  *
     123             :  * If eflag is set, CPP returns "success" even if non-fatal errors
     124             :  * were detected.
     125             :  *
     126             :  * If nflag is non-zero, no symbols are predefined except __LINE__.
     127             :  * __FILE__, and __DATE__.  If nflag > 1, absolutely no symbols
     128             :  * are predefined.
     129             :  */
     130             : int             keepcomments = FALSE;   /* Write out comments flag      */
     131             : int             cflag = FALSE;          /* -C option (keep comments)    */
     132             : int             eflag = FALSE;          /* -E option (never fail)       */
     133             : int             nflag = 0;              /* -N option (no predefines)    */
     134             : 
     135             : /*
     136             :  * ifstack[] holds information about nested #if's.  It is always
     137             :  * accessed via *ifptr.  The information is as follows:
     138             :  *      WAS_COMPILING   state of compiling flag at outer level.
     139             :  *      ELSE_SEEN       set TRUE when #else seen to prevent 2nd #else.
     140             :  *      TRUE_SEEN       set TRUE when #if or #elif succeeds
     141             :  * ifstack[0] holds the compiling flag.  It is TRUE if compilation
     142             :  * is currently enabled.  Note that this must be initialized TRUE.
     143             :  */
     144             : char            ifstack[BLK_NEST] = { TRUE };   /* #if information      */
     145             : char            *ifptr = ifstack;               /* -> current ifstack[] */
     146             : 
     147             : /*
     148             :  * incdir[] stores the -i directories (and the system-specific
     149             :  * #include <...> directories.
     150             :  */
     151             : char    *incdir[NINCLUDE];              /* -i directories               */
     152             : char    **incend = incdir;              /* -> free space in incdir[]    */
     153             : 
     154             : /*
     155             :  * This is the table used to predefine target machine and operating
     156             :  * system designators.  It may need hacking for specific circumstances.
     157             :  * Note: it is not clear that this is part of the Ansi Standard.
     158             :  * The -N option supresses preset definitions.
     159             :  */
     160             : char    *preset[] = {                   /* names defined at cpp start   */
     161             : #ifdef  MACHINE
     162             :         MACHINE,
     163             : #endif
     164             : #ifdef  SYSTEM
     165             :         SYSTEM,
     166             : #endif
     167             : #ifdef  COMPILER
     168             :         COMPILER,
     169             : #endif
     170             : #if OSL_DEBUG_LEVEL > 1
     171             :         "decus_cpp",                    /* Ourselves!                   */
     172             : #endif
     173             :         NULL                            /* Must be last                 */
     174             : };
     175             : 
     176             : /*
     177             :  * The value of these predefined symbols must be recomputed whenever
     178             :  * they are evaluated.  The order must not be changed.
     179             :  */
     180             : char    *magic[] = {                    /* Note: order is important     */
     181             :         "__LINE__",
     182             :         "__FILE__",
     183             :         NULL                            /* Must be last                 */
     184             : };
     185             : 
     186             : static char     *sharpfilename = NULL;
     187             : 
     188             : int nRunde = 0;
     189             : 
     190         630 : void InitCpp1()
     191             : {
     192             :     int i;
     193             :     /* in der LIB-Version muessen alle Variablen initialisiert werden */
     194             : 
     195         630 :     line = wrongline = errors = recursion = 0;
     196       80640 :     for( i = 0; i < IDMAX; i++ )
     197       80010 :         token[ i ] = 0;
     198             : 
     199    80640630 :     for( i = 0; i < NWORK; i++ )
     200    80640000 :         work[ i ] = 0;
     201             : 
     202       63630 :     for( i = 0; i < NINCLUDE; i++ )
     203       63000 :         incdir[ i ] = NULL;
     204             : 
     205         630 :     workp = NULL;
     206       20790 :     for( i = 0; i < BLK_NEST; i++ )
     207       20160 :         ifstack[ i ] = TRUE;
     208         630 :     ifptr = ifstack;
     209             : 
     210         630 :     pCppOut = stdout;
     211         630 :     pCppIn  = stdin;
     212             : #if OSL_DEBUG_LEVEL > 1
     213             :     debug = 0;
     214             :     bDumpDefs = 0;
     215             :     pDefOut = stdout;
     216             : #ifdef EVALDEFS
     217             :     bIsInEval = 0;
     218             :     for( i = 0; i < NEVALBUF; i++ )
     219             :         EvalBuf[ i ] = 0;
     220             :     nEvalOff = 0;
     221             : #endif
     222             : #endif
     223         630 :     rec_recover = TRUE;
     224         630 :     infile = NULL;
     225         630 :     instring = inmacro = keepcomments = cflag = eflag = FALSE;
     226         630 :     nflag = 0;
     227         630 :     incend = incdir;
     228         630 :     sharpfilename = NULL;
     229         630 : }
     230             : 
     231         630 : int MAIN(int argc, char** argv)
     232             : {
     233             :         register int    i;
     234             :         char **useargv, **pfargv;
     235             : 
     236             : 
     237         630 : if( nRunde == 0 )
     238             : {
     239         630 :     pCppIn = stdin;
     240         630 :     pCppOut = stdout;
     241             : }
     242             : 
     243         630 : nRunde++;
     244         630 :         InitCpp1();
     245         630 :         InitCpp2();
     246         630 :         InitCpp3();
     247         630 :         InitCpp4();
     248         630 :         InitCpp5();
     249         630 :         InitCpp6();
     250             : 
     251             : #if HOST == SYS_VMS
     252             :         argc = getredirection(argc, argv);      /* vms >file and <file  */
     253             : #endif
     254         630 :         initdefines();                          /* O.S. specific def's  */
     255         630 :         if ( argv[argc-1][0] == '@' )
     256             :         {
     257         630 :             i = readoptions( argv[1], &pfargv );    /* Command file */
     258         630 :             useargv=pfargv;
     259             :         }
     260             :         else
     261             :         {
     262           0 :             i = dooptions(argc, argv);              /* Command line -flags  */
     263           0 :             useargv=argv;
     264             :         }
     265         630 :         switch (i) {
     266             : #if OSL_DEBUG_LEVEL > 1
     267             :         case 4:
     268             :             if ( bDumpDefs )
     269             :             {
     270             :                 /*
     271             :                  * Get defBase file, "-" means use stdout.
     272             :                  */
     273             :                 if (!streq(useargv[3], "-")) {
     274             : #if HOST == SYS_VMS
     275             :                     /*
     276             :                      * On vms, reopen stdout with "vanilla rms" attributes.
     277             :                      */
     278             :                     if ((i = creat(useargv[3], 0, "rat=cr", "rfm=var")) == -1
     279             :                      || dup2(i, fileno(stdout)) == -1) {
     280             : #else
     281             :                     pDefOut = fopen( useargv[3], "w" );
     282             :                     if( pDefOut == NULL ) {
     283             : #endif
     284             :                         perror(useargv[3]);
     285             :                         cerror("Can't open output file \"%s\"", useargv[3]);
     286             :                         exit(IO_ERROR);
     287             :                     }
     288             :                 }                           /* Continue by opening output    */
     289             :             }
     290             : #endif
     291             :         case 3:
     292             :             /*
     293             :              * Get output file, "-" means use stdout.
     294             :              */
     295         630 :             if (!streq(useargv[2], "-")) {
     296             : #if HOST == SYS_VMS
     297             :                 /*
     298             :                  * On vms, reopen stdout with "vanilla rms" attributes.
     299             :                  */
     300             :                 if ((i = creat(useargv[2], 0, "rat=cr", "rfm=var")) == -1
     301             :                  || dup2(i, fileno(stdout)) == -1) {
     302             : #else
     303         630 :                 pCppOut = fopen( useargv[2], "w" );
     304         630 :                 if( pCppOut == NULL ) {
     305             : #endif
     306           0 :                     perror(useargv[2]);
     307           0 :                     cerror("Can't open output file \"%s\"", useargv[2]);
     308           0 :                     exit(IO_ERROR);
     309             :                 }
     310             :             }                           /* Continue by opening input    */
     311             :         case 2:                         /* One file -> stdin            */
     312             :             /*
     313             :              * Open input file, "-" means use stdin.
     314             :              */
     315         630 :             if (!streq(useargv[1], "-")) {
     316         630 :                 pCppIn = fopen( useargv[1], "r" );
     317         630 :                 if( pCppIn == NULL) {
     318           0 :                     perror(useargv[1]);
     319           0 :                     cerror("Can't open input file \"%s\"", useargv[1]);
     320           0 :                     exit(IO_ERROR);
     321             :                 }
     322         630 :                 strcpy(work, useargv[1]);  /* Remember input filename      */
     323         630 :                 break;
     324             :             }                           /* Else, just get stdin         */
     325             :         case 0:                         /* No args?                     */
     326             :         case 1:                         /* No files, stdin -> stdout    */
     327             : #if (HOST == SYS_UNIX) || (HOST == SYS_UNKNOWN)
     328           0 :             work[0] = EOS;              /* Unix can't find stdin name   */
     329             : #else
     330             :             fgetname(stdin, work);      /* Vax-11C, Decus C know name   */
     331             : #endif
     332           0 :             break;
     333             : 
     334             :         default:
     335           0 :             exit(IO_ERROR);             /* Can't happen                 */
     336             :         }
     337             : 
     338         630 :         setincdirs();                   /* Setup -I include directories */
     339         630 :         addfile( pCppIn, work);           /* "open" main input file       */
     340             : #if OSL_DEBUG_LEVEL > 1
     341             :         if (debug > 0 || bDumpDefs)
     342             :             dumpdef("preset #define symbols");
     343             : #endif
     344         630 :         if( pCppIn != stdin )
     345         630 :             rewind( pCppIn );
     346             : 
     347         630 :         cppmain();                      /* Process main file            */
     348             : 
     349         630 :         if ((i = (ifptr - &ifstack[0])) != 0) {
     350             : #if OLD_PREPROCESSOR
     351             :             ciwarn("Inside #ifdef block at end of input, depth = %d", i);
     352             : #else
     353           0 :             cierror("Inside #ifdef block at end of input, depth = %d", i);
     354             : #endif
     355             :         }
     356             : #if OSL_DEBUG_LEVEL > 1
     357             :         if( pDefOut != stdout && pDefOut != stderr )
     358             :             fclose( pDefOut );
     359             : #endif
     360         630 :         if( pCppOut != stdout && pCppOut != stderr )
     361         630 :             fclose( pCppOut );
     362             : 
     363         630 :         if (errors > 0) {
     364           0 :             fprintf(stderr, (errors == 1)
     365             :                 ? "%d error in preprocessor\n"
     366             :                 : "%d errors in preprocessor\n", errors);
     367           0 :             if (!eflag)
     368           0 :                 exit(IO_ERROR);
     369             :         }
     370             : #ifdef NOMAIN                  /* BP */ /* kein exit im der LIB-Version */
     371         630 :         return( IO_NORMAL );
     372             : #else
     373             :         exit(IO_NORMAL);                /* No errors or -E option set   */
     374             : #endif
     375             : 
     376             : }
     377             : 
     378             : FILE_LOCAL
     379         630 : void cppmain()
     380             : /*
     381             :  * Main process for cpp -- copies tokens from the current input
     382             :  * stream (main file, include file, or a macro) to the output
     383             :  * file.
     384             :  */
     385             : {
     386             :         register int            c;              /* Current character    */
     387             :         register int            counter;        /* newlines and spaces  */
     388             : 
     389             :         /*
     390             :          * Explicitly output a #line at the start of cpp output so
     391             :          * that lint (etc.) knows the name of the original source
     392             :          * file.  If we don't do this explicitly, we may get
     393             :          * the name of the first #include file instead.
     394             :          * We also seem to need a blank line following that first #line.
     395             :          */
     396             : #ifdef EVALDEFS
     397             :         if ( !bIsInEval )
     398             : #endif
     399             :         {
     400         630 :             sharp();
     401         630 :             PUTCHAR('\n');
     402             :         }
     403             :         /*
     404             :          * This loop is started "from the top" at the beginning of each line
     405             :          * wrongline is set TRUE in many places if it is necessary to write
     406             :          * a #line record.  (But we don't write them when expanding macros.)
     407             :          *
     408             :          * The counter variable has two different uses:  at
     409             :          * the start of a line, it counts the number of blank lines that
     410             :          * have been skipped over.  These are then either output via
     411             :          * #line records or by outputting explicit blank lines.
     412             :          * When expanding tokens within a line, the counter remembers
     413             :          * whether a blank/tab has been output.  These are dropped
     414             :          * at the end of the line, and replaced by a single blank
     415             :          * within lines.
     416             :          */
     417             :         for (;;) {
     418      141144 :             counter = 0;                        /* Count empty lines    */
     419             :             for (;;) {                          /* For each line, ...   */
     420     2250364 :                 while (type[(c = get())] == SPA) /* Skip leading blanks */
     421             :                     ;                           /* in this line.        */
     422     2250364 :                 if (c == '\n')                  /* If line's all blank, */
     423      622457 :                     ++counter;                  /* Do nothing now       */
     424     1627907 :                 else if (c == '#') {            /* Is 1st non-space '#' */
     425     1486300 :                     keepcomments = FALSE;       /* Don't pass comments  */
     426     1486300 :                     counter = control(counter); /* Yes, do a #command   */
     427     1486300 :                     keepcomments = (cflag && compiling);
     428             :                 }
     429      141607 :                 else if (c == EOF_CHAR)         /* At end of file?      */
     430             :                 {
     431         630 :                     break;
     432             :                 }
     433      140977 :                 else if (!compiling) {          /* #ifdef false?        */
     434         463 :                     skipnl();                   /* Skip to newline      */
     435         463 :                     counter++;                  /* Count it, too.       */
     436             :                 }
     437             :                 else {
     438      140514 :                     break;                      /* Actual token         */
     439             :                 }
     440     2109220 :             }
     441      141144 :             if (c == EOF_CHAR)                  /* Exit process at      */
     442         630 :                 break;                          /* End of file          */
     443             :             /*
     444             :              * If the loop didn't terminate because of end of file, we
     445             :              * know there is a token to compile.  First, clean up after
     446             :              * absorbing newlines.  counter has the number we skipped.
     447             :              */
     448      140514 :             if ((wrongline && infile->fp != NULL) || counter > 4)
     449        2214 :                 sharp();                        /* Output # line number */
     450             :             else {                              /* If just a few, stuff */
     451      286636 :                 while (--counter >= 0)          /* them out ourselves   */
     452       10036 :                     PUTCHAR('\n');
     453             :             }
     454             :             /*
     455             :              * Process each token on this line.
     456             :              */
     457      140514 :             unget();                            /* Reread the char.     */
     458             :             for (;;) {                          /* For the whole line,  */
     459             :                 do {                            /* Token concat. loop   */
     460     2433925 :                     for (counter = 0; type[(c = get())] == SPA;) {
     461             : #if COMMENT_INVISIBLE
     462             :                         if (c != COM_SEP)
     463             :                             counter++;
     464             : #else
     465      487437 :                         counter++;              /* Skip over blanks     */
     466             : #endif
     467             :                     }
     468      973244 :                     if (c == EOF_CHAR || c == '\n')
     469             :                         goto end_line;          /* Exit line loop       */
     470      832730 :                     else if (counter > 0)       /* If we got any spaces */
     471      457250 :                         PUTCHAR(' ');           /* Output one space     */
     472      832730 :                     c = macroid(c);             /* Grab the token       */
     473      832730 :                 } while (type[c] == LET && catenate());
     474      832634 :                 if (c == EOF_CHAR || c == '\n') /* From macro exp error */
     475             :                     goto end_line;              /* Exit line loop       */
     476      832634 :                 switch (type[c]) {
     477             :                 case LET:
     478      173703 :                     fputs(token, pCppOut);       /* Quite ordinary token */
     479             : #ifdef EVALDEFS
     480             :                     {
     481             :                         int len;
     482             :                         if ( bIsInEval
     483             :                                 && nEvalOff + (len=strlen(token)) < NEVALBUF )
     484             :                         {
     485             :                             strcpy( &EvalBuf[nEvalOff], token );
     486             :                             nEvalOff += len;
     487             :                         }
     488             :                     }
     489             : #endif
     490      173703 :                     break;
     491             : 
     492             : 
     493             :                 case DIG:                       /* Output a number      */
     494             :                 case DOT:                       /* Dot may begin floats */
     495             : #ifdef EVALDEFS
     496             :                     if ( bIsInEval )
     497             :                         scannumber(c, outputEval);
     498             :                     else
     499             :                         scannumber(c, output);
     500             : #else
     501      118222 :                     scannumber(c, output);
     502             : #endif
     503      118222 :                     break;
     504             : 
     505             :                 case QUO:                       /* char or string const */
     506       34112 :                     scanstring(c, output);      /* Copy it to output    */
     507       34112 :                     break;
     508             : 
     509             :                 default:                        /* Some other character */
     510      506597 :                     cput(c);                    /* Just output it       */
     511             : #ifdef EVALDEFS
     512             :                     if ( bIsInEval && nEvalOff < NEVALBUF )
     513             :                         EvalBuf[nEvalOff++] = c;
     514             : #endif
     515      506597 :                     break;
     516             :                 }                               /* Switch ends          */
     517      832634 :             }                                   /* Line for loop        */
     518      140514 : end_line:   if (c == '\n') {                    /* Compiling at EOL?    */
     519      140513 :                 PUTCHAR('\n');                  /* Output newline, if   */
     520      140513 :                 if (infile->fp == NULL)         /* Expanding a macro,   */
     521           0 :                     wrongline = TRUE;           /* Output # line later  */
     522             :             }
     523      140514 :         }                                       /* Continue until EOF   */
     524             : #ifdef EVALDEFS
     525             :         if ( bIsInEval )
     526             :             EvalBuf[nEvalOff++] = '\0';
     527             : #endif
     528         630 : }
     529             : 
     530     1090203 : void output(int c)
     531             : /*
     532             :  * Output one character to stdout -- output() is passed as an
     533             :  * argument to scanstring()
     534             :  */
     535             : {
     536             : #if COMMENT_INVISIBLE
     537             :         if (c != TOK_SEP && c != COM_SEP)
     538             : #else
     539     1090203 :         if (c != TOK_SEP)
     540             : #endif
     541     1090203 :             PUTCHAR(c);
     542     1090203 : }
     543             : 
     544             : #ifdef EVALDEFS
     545             : outputEval(c)
     546             : int             c;
     547             : /*
     548             :  * Output one character to stdout -- output() is passed as an
     549             :  * argument to scanstring()
     550             :  */
     551             : {
     552             : #if COMMENT_INVISIBLE
     553             :         if (c != TOK_SEP && c != COM_SEP)
     554             : #else
     555             :         if (c != TOK_SEP)
     556             : #endif
     557             :         {
     558             :             PUTCHAR(c);
     559             :             if ( bIsInEval && nEvalOff < NEVALBUF )
     560             :                 EvalBuf[nEvalOff++] = c;
     561             :         }
     562             : }
     563             : #endif
     564             : 
     565             : 
     566             : FILE_LOCAL
     567        2844 : void sharp()
     568             : /*
     569             :  * Output a line number line.
     570             :  */
     571             : {
     572             :         register char           *name;
     573             : 
     574        2844 :         if (keepcomments)                       /* Make sure # comes on */
     575           0 :             PUTCHAR('\n');                      /* a fresh, new line.   */
     576        2844 :         fprintf( pCppOut, "#%s %d", LINE_PREFIX, line);
     577        2844 :         if (infile->fp != NULL) {
     578        5688 :             name = (infile->progname != NULL)
     579        2844 :                 ? infile->progname : infile->filename;
     580        2844 :             if (sharpfilename == NULL
     581        2214 :                 || (sharpfilename != NULL && !streq(name, sharpfilename)) ) {
     582         632 :                 if (sharpfilename != NULL)
     583           2 :                     free(sharpfilename);
     584         632 :                 sharpfilename = savestring(name);
     585         632 :                 fprintf( pCppOut, " \"%s\"", name);
     586             :              }
     587             :         }
     588        2844 :         PUTCHAR('\n');
     589        2844 :         wrongline = FALSE;
     590        2844 : }
     591             : 
     592             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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