Annotation of OpenXM_contrib2/windows/mcpp/internal.H, Revision 1.1
1.1 ! ohara 1: /* $OpenXM$ */
! 2: /*-
! 3: * Copyright (c) 1998, 2002-2008 Kiyoshi Matsui <kmatsui@t3.rim.or.jp>
! 4: * All rights reserved.
! 5: *
! 6: * Some parts of this code are derived from the public domain software
! 7: * DECUS cpp (1984,1985) written by Martin Minow.
! 8: *
! 9: * Redistribution and use in source and binary forms, with or without
! 10: * modification, are permitted provided that the following conditions
! 11: * are met:
! 12: * 1. Redistributions of source code must retain the above copyright
! 13: * notice, this list of conditions and the following disclaimer.
! 14: * 2. Redistributions in binary form must reproduce the above copyright
! 15: * notice, this list of conditions and the following disclaimer in the
! 16: * documentation and/or other materials provided with the distribution.
! 17: *
! 18: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
! 19: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 20: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 21: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
! 22: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 23: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 24: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 25: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 26: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 27: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 28: * SUCH DAMAGE.
! 29: */
! 30:
! 31: /*
! 32: * I N T E R N A L . H
! 33: * I n t e r n a l D e f i n i t i o n s f o r M C P P
! 34: *
! 35: * In general, definitions in this file should not be changed by implementor.
! 36: */
! 37:
! 38: #ifndef SYSTEM_H
! 39: #error "system.H" must be included prior to "internal.H"
! 40: #endif
! 41:
! 42: #include "mcpp_out.h"
! 43:
! 44: #if MCPP_LIB
! 45: #include "mcpp_lib.h" /* External interface when used as library */
! 46: #endif
! 47:
! 48: #define EOS '\0' /* End of string */
! 49: #define CHAR_EOF 0 /* Returned by get_ch() on eof */
! 50:
! 51: #define VA_ARGS (UCHARMAX + 1) /* Signal of variable arguments */
! 52: #define GVA_ARGS (VA_ARGS * 2) /* GCC-specific variable args */
! 53: #define AVA_ARGS (VA_ARGS | GVA_ARGS)/* Any variable arguments */
! 54: #define DEF_PRAGMA (-1 - AVA_ARGS) /* _Pragma() pseudo-macro */
! 55: #define DEF_NOARGS (-2 - AVA_ARGS) /* #define foo vs #define foo() */
! 56: #define DEF_NOARGS_PREDEF_OLD (DEF_NOARGS - 1)
! 57: /* Compiler-predefined macro without leading '_' */
! 58: #define DEF_NOARGS_PREDEF (DEF_NOARGS - 2)/* Compiler-predefined macro */
! 59: #define DEF_NOARGS_STANDARD (DEF_NOARGS - 3)/* Standard predefined macro */
! 60: #define DEF_NOARGS_DYNAMIC (DEF_NOARGS - 4)/* Standard dynamically defined */
! 61:
! 62: /*
! 63: * These magic characters must be control characters which can't be used
! 64: * in source file.
! 65: */
! 66: /* for '#pragma MCPP debug macro_call' and -K option in STD mode. */
! 67: #define MAC_INF 0x18 /* Magic for macro informations */
! 68: /* In STD and POST_STD modes (IN_SRC and TOK_SEP are for STD mode only). */
! 69: #define DEF_MAGIC 0x19 /* Magic to prevent recursive expansion */
! 70: #define IN_SRC 0x1A /* Magic of name from source */
! 71: #define RT_END 0x1C /* Magic of macro rescan boundary */
! 72: #define ST_QUOTE 0x1D /* Magic for stringizing */
! 73: #define CAT 0x1E /* Token concatenation delim. */
! 74: #define TOK_SEP 0x1F /* Magic to wrap expanded macro */
! 75: /* In OLD_PREP mode. */
! 76: #define COM_SEP 0x1F /* Comment of 0-length */
! 77:
! 78: #define MAC_PARM 0x7F /* Macro parameter signal */
! 79:
! 80: /* Special character types */
! 81: #define LET 1 /* Letter (alphabet and _) */
! 82: #define DIG 2 /* Digit */
! 83: #define DOT 4 /* . might start a number */
! 84: #define PUNC 8 /* Punctuators and operators */
! 85: #define QUO 0x10 /* Both flavors of quotation ",'*/
! 86: #define SPA 0x20 /* White spaces */
! 87: #define HSP 0x40
! 88: /* Horizontal white spaces (' ', '\t', TOK_SEP) */
! 89:
! 90: /*
! 91: * Codes for operators used in #if expression.
! 92: * The value of the scanned operator is stored in 'openum'.
! 93: */
! 94: #define INV 0 /* Invalid, must be zero */
! 95: #define OP_EOE INV /* End of expression */
! 96: #define VAL 1 /* Value (operand) */
! 97: #define OP_LPA 2 /* ( */
! 98: /* The following are unary. */
! 99: #define FIRST_UNOP OP_PLU /* First unary operator */
! 100: #define OP_PLU 3 /* + */
! 101: #define OP_NEG 4 /* - */
! 102: #define OP_COM 5 /* ~ */
! 103: #define OP_NOT 6 /* ! */
! 104: #define LAST_UNOP OP_NOT /* Last unary operator */
! 105: /* The following are binary. */
! 106: #define FIRST_BINOP OP_MUL /* First binary operator */
! 107: #define OP_MUL 7 /* * */
! 108: #define OP_DIV 8 /* / */
! 109: #define OP_MOD 9 /* % */
! 110: #define OP_ADD 10 /* + */
! 111: #define OP_SUB 11 /* - */
! 112: #define OP_SL 12 /* << */
! 113: #define OP_SR 13 /* >> */
! 114: #define OP_LT 14 /* < */
! 115: #define OP_LE 15 /* <= */
! 116: #define OP_GT 16 /* > */
! 117: #define OP_GE 17 /* >= */
! 118: #define OP_EQ 18 /* == */
! 119: #define OP_NE 19 /* != */
! 120: #define OP_AND 20 /* & */
! 121: #define OP_XOR 21 /* ^ */
! 122: #define OP_OR 22 /* | */
! 123: #define OP_ANA 23 /* && */
! 124: #define OP_ORO 24 /* || */
! 125: #define OP_QUE 25 /* ? */
! 126: #define OP_COL 26 /* : */
! 127: #define LAST_BINOP OP_COL /* Last binary operator */
! 128: /* Parenthesis */
! 129: #define OP_RPA 27 /* ) */
! 130: #define OP_END 28 /* End of expression marker */
! 131: #define OP_FAIL (OP_END + 1) /* For error returns */
! 132:
! 133: /*
! 134: * The following are operators used in macro definition only.
! 135: */
! 136: /* In STD and POST_STD modes. */
! 137: #define OP_STR 30 /* # */
! 138: #define OP_CAT 31 /* ## */
! 139: #define OP_ELL 32 /* ... */
! 140:
! 141: /*
! 142: * The following are C source operators or punctuators,
! 143: * not preprocessing operators.
! 144: * Note: "sizeof", "defined" are read as identifier for convenience.
! 145: */
! 146: #define OP_1 33 /* Any other single byte ops or puncs */
! 147: /* =, ., ;, [, ], {, }, ',' */
! 148: #define OP_2 34 /* Any other two bytes operators */
! 149: /* &=, |=, ++, +=, --, -=, ->, %=, *=, /=, ^=, */
! 150: #define OP_3 35 /* Three bytes operators : <<=, >>= */
! 151: /*
! 152: * The following are operators spelled in digraphs.
! 153: */
! 154: /* In STD and POST_STD modes. */
! 155: #define OP_LBRACE_D 0x40 /* <% i.e. { */
! 156: #define OP_RBRACE_D 0x41 /* %> i.e. } */
! 157: #define OP_LBRCK_D 0x42 /* <: i.e. [ */
! 158: #define OP_RBRCK_D 0x43 /* :> i.e. ] */
! 159: #define OP_SHARP_D 0x44 /* %: i.e. # */
! 160: #define OP_DSHARP_D 0x45 /* %:%: i.e. ## */
! 161: #define OP_DIGRAPH 0x40 /* (OP_*_D & OP_DIGRAPH) == 0x40 */
! 162:
! 163: /*
! 164: * The following are for lexical scanning only.
! 165: */
! 166: /* Token types */
! 167: #define NO_TOKEN 0
! 168: #define NAM 65 /* Identifier (name, keyword) */
! 169: #define NUM 66 /* Preprocessing number */
! 170: #define STR 67 /* Character string literal */
! 171: #define CHR 69 /* Integer character constant */
! 172:
! 173: /* In STD and POST_STD modes. */
! 174: #define WSTR 68 /* Wide string literal */
! 175: #define WCHR 70 /* Wide character constant */
! 176:
! 177: #define OPE 71 /* Operator or punctuator */
! 178: #define SPE 72 /* Unknown token (@ or others) */
! 179: #define SEP 73 /* Token separator or magics */
! 180:
! 181: /*
! 182: * The following are values of 'mcpp_debug' variable which is set by the
! 183: * arguments of '#pragma MCPP debug' directive.
! 184: */
! 185: #define PATH 1
! 186: #define TOKEN 2
! 187: #define EXPAND 4
! 188: #define MACRO_CALL 8
! 189: #define IF 16
! 190: #define EXPRESSION 32
! 191: #define GETC 64
! 192: #define MEMORY 128
! 193:
! 194: /* MAC_* represent macro information types for -K option. */
! 195: #define MAC_CALL_START 1
! 196: #define MAC_CALL_END 2
! 197: #define MAC_ARG_START 3
! 198: #define MAC_ARG_END 4
! 199:
! 200: /* MB_ERROR signals wrong multi-byte character sequence. */
! 201: #define MB_ERROR 0x8000
! 202:
! 203: #if MCPP_LIB && HOST_COMPILER == GNUC \
! 204: && (SYS_FAMILY == SYS_UNIX && SYSTEM != SYS_CYGWIN)
! 205: /* For GCC 4.* on UNIXes */
! 206: #pragma GCC visibility push( hidden) /* Hide these names from outside */
! 207: #endif
! 208:
! 209: /*
! 210: * The DEFBUF structure stores information about #defined macros.
! 211: * Note that DEFBUF->parmnames is parameter names catenated with commas,
! 212: * which is saved for the check of redefinition for STD mode.
! 213: * 'parmnames' and 'repl' are allocated to the area succeding to name.
! 214: */
! 215: typedef struct defbuf {
! 216: struct defbuf * link; /* Pointer to next def in chain */
! 217: short nargs; /* Number of parameters */
! 218: char * parmnames; /* -> Parameter names catenated by ',' */
! 219: char * repl; /* Pointer to replacement text */
! 220: const char * fname; /* Macro is defined in the source file */
! 221: long mline; /* at the line. */
! 222: char push; /* Push level indicator */
! 223: char name[1]; /* Macro name */
! 224: } DEFBUF;
! 225:
! 226: /*
! 227: * The FILEINFO structure stores information about open files and macros
! 228: * being expanded.
! 229: */
! 230: typedef struct fileinfo {
! 231: char * bptr; /* Current pointer into buffer */
! 232: long line; /* Current line number of file */
! 233: FILE * fp; /* Source file if non-null */
! 234: long pos; /* Position next to #include */
! 235: struct fileinfo * parent; /* Link to includer */
! 236: struct ifinfo * initif; /* Initial ifstack (return there on EOF)*/
! 237: int sys_header; /* System header file or not */
! 238: int include_opt; /* Specified by -include option */
! 239: const char ** dirp; /* Include directory the file resides */
! 240: const char * src_dir; /* Directory of source file */
! 241: const char * real_fname; /* Real file name */
! 242: const char * full_fname; /* Real full path list */
! 243: char * filename; /* File/macro name (maybe changed) */
! 244: char * buffer; /* Buffer of current input line */
! 245: #if MCPP_LIB
! 246: /* Save output functions during push/pop of #includes */
! 247: int (* last_fputc) ( int c, OUTDEST od);
! 248: int (* last_fputs) ( const char * s, OUTDEST od);
! 249: int (* last_fprintf)( OUTDEST od, const char * format, ...);
! 250: #endif
! 251: } FILEINFO;
! 252:
! 253: /*
! 254: * IFINFO stores information of conditional compilation.
! 255: */
! 256: typedef struct ifinfo {
! 257: int stat; /* State of compilation */
! 258: long ifline; /* Line #if started */
! 259: long elseline; /* Line #else started */
! 260: } IFINFO;
! 261:
! 262: /*
! 263: * These bits are set in IFINFO.stat
! 264: */
! 265: #define WAS_COMPILING 1 /* TRUE if compile set at entry */
! 266: #define ELSE_SEEN 2 /* TRUE when #else processed */
! 267: #define TRUE_SEEN 4 /* TRUE when #if TRUE processed */
! 268:
! 269: #define compiling ifstack[0].stat
! 270:
! 271: #define FP2DEST(fp) \
! 272: (fp == fp_out) ? OUT : \
! 273: ((fp == fp_err) ? ERR : \
! 274: ((fp == fp_debug) ? DBG : \
! 275: ((OUTDEST) -1)))
! 276:
! 277: /* VAL_SIGN structure stores information about evaluated number. */
! 278: typedef struct val_sign {
! 279: expr_t val; /* Value */
! 280: int sign; /* Signed, unsigned, error */
! 281: } VAL_SIGN;
! 282:
! 283: /* Values of VAL_SIGN.sign. */
! 284: #define SIGNED 1
! 285: #define UNSIGNED 0
! 286: #define VAL_ERROR (-1)
! 287:
! 288: /* LINE_COL stores information of line and column data */
! 289: typedef struct line_col {
! 290: long line;
! 291: size_t col;
! 292: } LINE_COL;
! 293:
! 294: /* Value of macro_line on macro call error. */
! 295: #define MACRO_ERROR (-1L)
! 296:
! 297: /*
! 298: * Values of insert_sep (flag of insertion of token separator).
! 299: * Used only in POST_STD mode.
! 300: */
! 301: #define NO_SEP 0 /* No separator is inserted */
! 302: #define INSERT_SEP 1 /* Next get_ch() insert a separator */
! 303: #define INSERTED_SEP 2 /* Last get_ch() Inserted a separator */
! 304:
! 305: #define str_eq(s1, s2) (strcmp(s1, s2) == 0)
! 306:
! 307: #ifndef IO_SUCCESS
! 308: #define IO_SUCCESS 0
! 309: #endif
! 310: #ifndef IO_ERROR
! 311: #define IO_ERROR (errno ? errno : 1)
! 312: #endif
! 313:
! 314: /*
! 315: * Externs
! 316: */
! 317:
! 318: /* The minimum translation limits specified by the Standards. */
! 319: extern struct std_limits_ {
! 320: long str_len; /* Least maximum of string len. */
! 321: size_t id_len; /* Least maximum of ident len. */
! 322: int n_mac_pars; /* Least maximum of num of pars.*/
! 323: int exp_nest; /* Least maximum of expr nest */
! 324: int blk_nest; /* Least maximum of block nest */
! 325: int inc_nest; /* Least maximum of include nest*/
! 326: long n_macro; /* Least maximum of num of macro*/
! 327: long line_num; /* Maximum source line number */
! 328: } std_limits;
! 329: /* The boolean flags specified by the execution options. */
! 330: extern struct option_flags_ {
! 331: int c; /* -C option (keep comments) */
! 332: int k; /* -k option (keep white spaces)*/
! 333: int z; /* -z option (no-output of included file) */
! 334: int p; /* -P option (no #line output) */
! 335: int q; /* -Q option (diag to mcpp.err) */
! 336: int v; /* -v option (verbose) */
! 337: int trig; /* -3 option (toggle trigraphs) */
! 338: int dig; /* -2 option (toggle digraphs) */
! 339: int lang_asm; /* -a option (assembler source) */
! 340: int no_source_line; /* Do not output line in diag. */
! 341: int dollar_in_name; /* Allow $ in identifiers */
! 342: } option_flags;
! 343:
! 344: extern int mcpp_mode; /* Mode of preprocessing */
! 345: extern int stdc_val; /* Value of __STDC__ */
! 346: extern long stdc_ver; /* Value of __STDC_VERSION__ */
! 347: extern long cplus_val; /* Value of __cplusplus for C++ */
! 348: extern int stdc2; /* cplus_val or (stdc_ver >= 199901L) */
! 349: extern int stdc3; /* (stdc_ver or cplus_val) >= 199901L */
! 350: extern int standard; /* mcpp_mode is STD or POST_STD */
! 351: extern int std_line_prefix; /* #line in C source style */
! 352: extern int warn_level; /* Level of warning */
! 353: extern int errors; /* Error counter */
! 354: extern long src_line; /* Current source line number */
! 355: extern int wrong_line; /* Force #line to compiler */
! 356: extern int newlines; /* Count of blank lines */
! 357: extern int keep_comments; /* Don't remove comments */
! 358: extern int keep_spaces; /* Don't remove white spaces */
! 359: extern int include_nest; /* Nesting level of #include */
! 360: extern const char * null; /* "" string for convenience */
! 361: extern const char ** inc_dirp; /* Directory of #includer */
! 362: extern const char * cur_fname; /* Current source file name */
! 363: extern int no_output; /* Don't output included file */
! 364: extern int in_directive; /* In process of #directive */
! 365: extern int in_define; /* In #define line */
! 366: extern int in_getarg; /* Collecting arguments of macro*/
! 367: extern int in_include; /* In #include line */
! 368: extern int in_if; /* In #if and non-skipped expr. */
! 369: extern long macro_line; /* Line number of macro call */
! 370: extern char * macro_name; /* Currently expanding macro */
! 371: extern int openum; /* Number of operator or punct. */
! 372: extern IFINFO * ifptr; /* -> current ifstack item */
! 373: extern FILEINFO * infile; /* Current input file or macro */
! 374: extern FILE * fp_in; /* Input stream to preprocess */
! 375: extern FILE * fp_out; /* Output stream preprocessed */
! 376: extern FILE * fp_err; /* Diagnostics stream */
! 377: extern FILE * fp_debug; /* Debugging information stream */
! 378: extern int insert_sep; /* Inserted token separator flag*/
! 379: extern int mkdep; /* Output source file dependency*/
! 380: extern int mbchar; /* Encoding of multi-byte char */
! 381: extern int mbchk; /* Possible multi-byte char */
! 382: extern int bsl_in_mbchar; /* 2nd byte of mbchar has '\\' */
! 383: extern int bsl_need_escape;/* '\\' in mbchar should be escaped */
! 384: extern int mcpp_debug; /* Class of debug information */
! 385: extern long in_asm; /* In #asm - #endasm block */
! 386: extern jmp_buf error_exit; /* Exit on fatal error */
! 387: extern char * cur_fullname; /* Full name of current source */
! 388: extern short * char_type; /* Character classifier */
! 389: extern char * workp; /* Free space in work[] */
! 390: extern char * const work_end; /* End of work[] buffer */
! 391: extern char identifier[]; /* Lastly scanned name */
! 392: extern IFINFO ifstack[]; /* Information of #if nesting */
! 393: extern char work_buf[];
! 394: /* Temporary buffer for directive line and macro expansion */
! 395:
! 396: /* main.c */
! 397: extern void un_predefine( int clearall);
! 398: /* Undefine predefined macros */
! 399:
! 400: /* directive.c */
! 401: extern void directive( void);
! 402: /* Process #directive line */
! 403: extern DEFBUF * do_define( int ignore_redef, int predefine);
! 404: /* Do #define directive */
! 405: extern DEFBUF * look_id( const char * name);
! 406: /* Look for a #define'd thing */
! 407: extern DEFBUF ** look_prev( const char * name, int * cmp);
! 408: /* Look for place to insert def.*/
! 409: extern DEFBUF * look_and_install( const char * name, int numargs
! 410: , const char * parmnames, const char * repl);
! 411: /* Look and insert macro def. */
! 412: extern DEFBUF * install_macro( const char * name, int numargs
! 413: , const char * parmnames, const char * repl, DEFBUF ** prevp, int cmp
! 414: , int predefine);
! 415: /* Install a def to symbol table*/
! 416: extern int undefine( const char * name);
! 417: /* Delete from symbol table */
! 418: extern void dump_a_def( const char * why, const DEFBUF * dp, int newdef
! 419: , int comment, FILE * fp);
! 420: /* Dump a specific macro def */
! 421: extern void dump_def( int comment, int K_opt);
! 422: /* Dump current macro defs */
! 423:
! 424: /* eval.c */
! 425: extern expr_t eval_if( void);
! 426: /* Evaluate #if expression */
! 427: extern VAL_SIGN * eval_num( const char * nump);
! 428: /* Evaluate preprocessing number*/
! 429:
! 430: /* expand.c */
! 431: extern char * (* expand_macro)( DEFBUF * defp, char * out, char * out_end
! 432: , LINE_COL line_col, int * pragma_op);
! 433: /* Expand a macro completely */
! 434: extern void expand_init( int compat, int strict_ansi);
! 435: /* Initialize expand_macro() */
! 436: extern DEFBUF * is_macro( char ** cp);
! 437: /* The sequence is a macro call?*/
! 438:
! 439: /* mbchar.c */
! 440: extern size_t (* mb_read)( int c1, char ** in_pp, char ** out_pp);
! 441: /* Read mbchar sequence */
! 442: extern const char * set_encoding( char * name, char * env, int pragma);
! 443: /* Multi-byte char encoding */
! 444: extern void mb_init( void);
! 445: /* Initialize mbchar variables */
! 446: extern uexpr_t mb_eval( char ** seq_pp);
! 447: /* Evaluate mbchar in #if */
! 448: extern int last_is_mbchar( const char * in, int len);
! 449: /* The line ends with MBCHAR ? */
! 450:
! 451: /* support.c */
! 452: extern int get_unexpandable( int c, int diag);
! 453: /* Get next unexpandable token */
! 454: extern void skip_nl( void);
! 455: /* Skip to the end of the line */
! 456: extern int skip_ws( void);
! 457: /* Skip over white-spaces */
! 458: extern int scan_token( int c, char ** out_pp, char * out_end);
! 459: /* Get the next token */
! 460: extern char * scan_quote( int delim, char * out, char * out_end, int diag);
! 461: /* Scan a quoted literal */
! 462: extern int id_operator( const char * name);
! 463: /* Check identifier-like ops */
! 464: extern void expanding( const char * name, int to_be_freed);
! 465: /* Save macro name expanding */
! 466: extern void clear_exp_mac( void);
! 467: /* Clear expanding macro infs */
! 468: extern int get_ch( void);
! 469: /* Get the next char from input */
! 470: extern int cnv_trigraph( char * in);
! 471: /* Do trigraph replacement */
! 472: extern int cnv_digraph( char * in);
! 473: /* Convert digraphs to usual tok*/
! 474: extern void unget_ch( void);
! 475: /* Push back the char to input */
! 476: extern FILEINFO * unget_string( const char * text, const char * name);
! 477: /* Push back the string to input*/
! 478: extern char * save_string( const char * text);
! 479: /* Stuff string in malloc mem. */
! 480: extern FILEINFO * get_file( const char * name, const char * src_dir
! 481: , const char * fullname, size_t bufsize, int include_opt);
! 482: /* New FILEINFO initialization */
! 483: extern char * (xmalloc)( size_t size);
! 484: /* Get memory or die */
! 485: extern char * (xrealloc)( char * ptr, size_t size);
! 486: /* Reallocate memory or die */
! 487: extern LINE_COL * get_src_location( LINE_COL * p_line_col);
! 488: /* Get location on source file */
! 489: extern void cfatal( const char * format, const char * arg1, long arg2
! 490: , const char * arg3);
! 491: /* Print a fatal error and exit */
! 492: extern void cerror( const char * format, const char * arg1, long arg2
! 493: , const char * arg3);
! 494: /* Print an error message */
! 495: extern void cwarn( const char * format, const char * arg1, long arg2
! 496: , const char * arg3);
! 497: /* Print a warning message */
! 498: extern void dump_string( const char * why, const char * text);
! 499: /* Dump text readably */
! 500: extern void dump_unget( const char * why);
! 501: /* Dump all ungotten junk */
! 502: /* Support for alternate output mechanisms (e.g. memory buffers) */
! 503: extern int (* mcpp_fputc)( int c, OUTDEST od),
! 504: (* mcpp_fputs)( const char * s, OUTDEST od),
! 505: (* mcpp_fprintf)( OUTDEST od, const char * format, ...);
! 506:
! 507: /* system.c */
! 508: extern void do_options( int argc, char ** argv, char ** in_pp
! 509: , char ** out_pp);
! 510: /* Process command line args */
! 511: extern void init_sys_macro( void);
! 512: /* Define system-specific macro */
! 513: extern void at_start( void);
! 514: /* Commands prior to main input */
! 515: extern void put_depend( const char * filename);
! 516: /* Output source dependency line*/
! 517: extern int do_include( int next);
! 518: /* Process #include directive */
! 519: extern void add_file( FILE * fp, const char * src_dir
! 520: , const char * filename, const char * fullname, int include_opt);
! 521: /* Chain the included file */
! 522: extern void sharp( FILEINFO * sharp_file, int marker);
! 523: /* Output # line number */
! 524: extern void do_pragma( void);
! 525: /* Process #pragma directive */
! 526: extern void put_asm( void);
! 527: /* Putout an asm code line */
! 528: extern void do_old( void);
! 529: /* Process older directives */
! 530: extern void at_end( void);
! 531: /* Do the final commands */
! 532: extern void print_heap( void);
! 533: /* Print blocks of heap memory */
! 534: #if ! HOST_HAVE_STPCPY
! 535: extern char * stpcpy( char * dest, const char * src);
! 536: /* Non-Standard library function*/
! 537: #endif
! 538:
! 539: #if MCPP_LIB /* Setting to use mcpp as a subroutine */
! 540: /* directive.c */
! 541: extern void clear_symtable( void);
! 542: /* Free all macro definitions */
! 543: /* system.c */
! 544: extern void clear_filelist( void);
! 545: /* Free filename and directory list */
! 546: /* The following 5 functions are to Initialize static variables. */
! 547: /* directive.c */
! 548: extern void init_directive( void);
! 549: /* eval.c */
! 550: extern void init_eval( void);
! 551: /* support.c */
! 552: extern void init_support( void);
! 553: /* system.c */
! 554: extern void init_system( void);
! 555:
! 556: #if HOST_COMPILER == GNUC && (SYS_FAMILY == SYS_UNIX && SYSTEM != SYS_CYGWIN)
! 557: #pragma GCC visibility pop
! 558: #endif
! 559: #endif
! 560:
! 561: #if HOST_HAVE_STPCPY
! 562: extern char * stpcpy( char * dest, const char * src);
! 563: #endif
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