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-
- /* A Bison parser, made from ./nlmheader.y with Bison version GNU Bison version 1.22
- */
-
- #define YYBISON 1 /* Identify Bison output. */
-
- #define CHECK 258
- #define CODESTART 259
- #define COPYRIGHT 260
- #define CUSTOM 261
- #define DATE 262
- #define DEBUG 263
- #define DESCRIPTION 264
- #define EXIT 265
- #define EXPORT 266
- #define FLAG_ON 267
- #define FLAG_OFF 268
- #define FULLMAP 269
- #define HELP 270
- #define IMPORT 271
- #define INPUT 272
- #define MAP 273
- #define MESSAGES 274
- #define MODULE 275
- #define MULTIPLE 276
- #define OS_DOMAIN 277
- #define OUTPUT 278
- #define PSEUDOPREEMPTION 279
- #define REENTRANT 280
- #define SCREENNAME 281
- #define SHARELIB 282
- #define STACK 283
- #define START 284
- #define SYNCHRONIZE 285
- #define THREADNAME 286
- #define TYPE 287
- #define VERBOSE 288
- #define VERSION 289
- #define XDCDATA 290
- #define STRING 291
- #define QUOTED_STRING 292
-
- #line 1 "./nlmheader.y"
- /* nlmheader.y - parse NLM header specification keywords.
- Copyright (C) 1993 Free Software Foundation, Inc.
-
- This file is part of GNU Binutils.
-
- 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.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Written by Ian Lance Taylor <ian@cygnus.com>.
-
- This bison file parses the commands recognized by the NetWare NLM
- linker, except for lists of object files. It stores the
- information in global variables.
-
- This implementation is based on the description in the NetWare Tool
- Maker Specification manual, edition 1.0. */
-
- #include <ansidecl.h>
- #include <stdio.h>
- #include <ctype.h>
- #include "bfd.h"
- #include "sysdep.h"
- #include "bucomm.h"
- #include "nlm/common.h"
- #include "nlm/internal.h"
- #include "nlmconv.h"
-
- /* Information is stored in the structures pointed to by these
- variables. */
-
- Nlm_Internal_Fixed_Header *fixed_hdr;
- Nlm_Internal_Variable_Header *var_hdr;
- Nlm_Internal_Version_Header *version_hdr;
- Nlm_Internal_Copyright_Header *copyright_hdr;
- Nlm_Internal_Extended_Header *extended_hdr;
-
- /* Procedure named by CHECK. */
- char *check_procedure;
- /* File named by CUSTOM. */
- char *custom_file;
- /* Whether to generate debugging information (DEBUG). */
- boolean debug_info;
- /* Procedure named by EXIT. */
- char *exit_procedure;
- /* Exported symbols (EXPORT). */
- struct string_list *export_symbols;
- /* List of files from INPUT. */
- struct string_list *input_files;
- /* Map file name (MAP, FULLMAP). */
- char *map_file;
- /* Whether a full map has been requested (FULLMAP). */
- boolean full_map;
- /* File named by HELP. */
- char *help_file;
- /* Imported symbols (IMPORT). */
- struct string_list *import_symbols;
- /* File named by MESSAGES. */
- char *message_file;
- /* Autoload module list (MODULE). */
- struct string_list *modules;
- /* File named by OUTPUT. */
- char *output_file;
- /* File named by SHARELIB. */
- char *sharelib_file;
- /* Start procedure name (START). */
- char *start_procedure;
- /* VERBOSE. */
- boolean verbose;
- /* RPC description file (XDCDATA). */
- char *rpc_file;
-
- /* The number of serious errors that have occurred. */
- int parse_errors;
-
- /* The current symbol prefix when reading a list of import or export
- symbols. */
- static char *symbol_prefix;
-
- /* Parser error message handler. */
- #define yyerror(msg) nlmheader_error (msg);
-
- /* Local functions. */
- static int yylex PARAMS ((void));
- static void nlmlex_file_push PARAMS ((const char *));
- static boolean nlmlex_file_open PARAMS ((const char *));
- static int nlmlex_buf_init PARAMS ((void));
- static char nlmlex_buf_add PARAMS ((int));
- static long nlmlex_get_number PARAMS ((const char *));
- static void nlmheader_identify PARAMS ((void));
- static void nlmheader_warn PARAMS ((const char *, int));
- static void nlmheader_error PARAMS ((const char *));
- static struct string_list * string_list_cons PARAMS ((char *,
- struct string_list *));
- static struct string_list * string_list_append PARAMS ((struct string_list *,
- struct string_list *));
- static struct string_list * string_list_append1 PARAMS ((struct string_list *,
- char *));
- static char *xstrdup PARAMS ((const char *));
-
-
- #line 113 "./nlmheader.y"
- typedef union
- {
- char *string;
- struct string_list *list;
- } YYSTYPE;
-
- #ifndef YYLTYPE
- typedef
- struct yyltype
- {
- int timestamp;
- int first_line;
- int first_column;
- int last_line;
- int last_column;
- char *text;
- }
- yyltype;
-
- #define YYLTYPE yyltype
- #endif
-
- #include <stdio.h>
-
- #ifndef __cplusplus
- #ifndef __STDC__
- #define const
- #endif
- #endif
-
-
-
- #define YYFINAL 82
- #define YYFLAG -32768
- #define YYNTBASE 40
-
- #define YYTRANSLATE(x) ((unsigned)(x) <= 292 ? yytranslate[x] : 50)
-
- static const char yytranslate[] = { 0,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 38,
- 39, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
- 2, 2, 2, 2, 2, 1, 2, 3, 4, 5,
- 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
- 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
- 26, 27, 28, 29, 30, 31, 32, 33, 34, 35,
- 36, 37
- };
-
- #if YYDEBUG != 0
- static const short yyprhs[] = { 0,
- 0, 2, 3, 6, 9, 12, 15, 18, 23, 25,
- 28, 31, 32, 36, 39, 42, 44, 47, 50, 51,
- 55, 58, 60, 63, 66, 69, 71, 73, 76, 78,
- 80, 83, 86, 89, 92, 94, 97, 100, 102, 107,
- 111, 114, 115, 117, 119, 121, 124, 127, 131, 133,
- 134
- };
-
- static const short yyrhs[] = { 41,
- 0, 0, 42, 41, 0, 3, 36, 0, 4, 36,
- 0, 5, 37, 0, 6, 36, 0, 7, 36, 36,
- 36, 0, 8, 0, 9, 37, 0, 10, 36, 0,
- 0, 11, 43, 45, 0, 12, 36, 0, 13, 36,
- 0, 14, 0, 14, 36, 0, 15, 36, 0, 0,
- 16, 44, 45, 0, 17, 49, 0, 18, 0, 18,
- 36, 0, 19, 36, 0, 20, 49, 0, 21, 0,
- 22, 0, 23, 36, 0, 24, 0, 25, 0, 26,
- 37, 0, 27, 36, 0, 28, 36, 0, 29, 36,
- 0, 30, 0, 31, 37, 0, 32, 36, 0, 33,
- 0, 34, 36, 36, 36, 0, 34, 36, 36, 0,
- 35, 36, 0, 0, 46, 0, 48, 0, 47, 0,
- 46, 48, 0, 46, 47, 0, 38, 36, 39, 0,
- 36, 0, 0, 36, 49, 0
- };
-
- #endif
-
- #if YYDEBUG != 0
- static const short yyrline[] = { 0,
- 144, 150, 152, 157, 162, 167, 184, 188, 206, 210,
- 226, 230, 235, 238, 243, 248, 253, 258, 262, 267,
- 270, 274, 278, 282, 286, 290, 294, 298, 305, 309,
- 313, 329, 333, 338, 342, 346, 362, 367, 371, 395,
- 411, 419, 424, 434, 439, 443, 447, 455, 466, 482,
- 487
- };
-
- static const char * const yytname[] = { "$","error","$illegal.","CHECK","CODESTART",
- "COPYRIGHT","CUSTOM","DATE","DEBUG","DESCRIPTION","EXIT","EXPORT","FLAG_ON",
- "FLAG_OFF","FULLMAP","HELP","IMPORT","INPUT","MAP","MESSAGES","MODULE","MULTIPLE",
- "OS_DOMAIN","OUTPUT","PSEUDOPREEMPTION","REENTRANT","SCREENNAME","SHARELIB",
- "STACK","START","SYNCHRONIZE","THREADNAME","TYPE","VERBOSE","VERSION","XDCDATA",
- "STRING","QUOTED_STRING","'('","')'","file","commands","command","@1","@2","symbol_list_opt",
- "symbol_list","symbol_prefix","symbol","string_list",""
- };
- #endif
-
- static const short yyr1[] = { 0,
- 40, 41, 41, 42, 42, 42, 42, 42, 42, 42,
- 42, 43, 42, 42, 42, 42, 42, 42, 44, 42,
- 42, 42, 42, 42, 42, 42, 42, 42, 42, 42,
- 42, 42, 42, 42, 42, 42, 42, 42, 42, 42,
- 42, 45, 45, 46, 46, 46, 46, 47, 48, 49,
- 49
- };
-
- static const short yyr2[] = { 0,
- 1, 0, 2, 2, 2, 2, 2, 4, 1, 2,
- 2, 0, 3, 2, 2, 1, 2, 2, 0, 3,
- 2, 1, 2, 2, 2, 1, 1, 2, 1, 1,
- 2, 2, 2, 2, 1, 2, 2, 1, 4, 3,
- 2, 0, 1, 1, 1, 2, 2, 3, 1, 0,
- 2
- };
-
- static const short yydefact[] = { 2,
- 0, 0, 0, 0, 0, 9, 0, 0, 12, 0,
- 0, 16, 0, 19, 50, 22, 0, 50, 26, 27,
- 0, 29, 30, 0, 0, 0, 0, 35, 0, 0,
- 38, 0, 0, 1, 2, 4, 5, 6, 7, 0,
- 10, 11, 42, 14, 15, 17, 18, 42, 50, 21,
- 23, 24, 25, 28, 31, 32, 33, 34, 36, 37,
- 0, 41, 3, 0, 49, 0, 13, 43, 45, 44,
- 20, 51, 40, 8, 0, 47, 46, 39, 48, 0,
- 0, 0
- };
-
- static const short yydefgoto[] = { 80,
- 34, 35, 43, 48, 67, 68, 69, 70, 50
- };
-
- static const short yypact[] = { -3,
- -1, 1, 2, 4, 5,-32768, 6, 8,-32768, 9,
- 10, 11, 12,-32768, 13, 14, 16, 13,-32768,-32768,
- 17,-32768,-32768, 18, 20, 21, 22,-32768, 23, 25,
- -32768, 26, 27,-32768, -3,-32768,-32768,-32768,-32768, 29,
- -32768,-32768, -2,-32768,-32768,-32768,-32768, -2, 13,-32768,
- -32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
- 30,-32768,-32768, 31,-32768, 32,-32768, -2,-32768,-32768,
- -32768,-32768, 33,-32768, 3,-32768,-32768,-32768,-32768, 38,
- 51,-32768
- };
-
- static const short yypgoto[] = {-32768,
- 19,-32768,-32768,-32768, 24,-32768, -9, 7, 15
- };
-
-
- #define YYLAST 75
-
-
- static const short yytable[] = { 1,
- 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
- 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
- 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
- 32, 33, 53, 65, 36, 66, 37, 81, 38, 39,
- 40, 79, 41, 42, 44, 45, 46, 47, 49, 51,
- 82, 52, 54, 63, 55, 56, 57, 58, 76, 59,
- 60, 61, 62, 72, 64, 73, 74, 75, 78, 0,
- 0, 71, 0, 0, 77
- };
-
- static const short yycheck[] = { 3,
- 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
- 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,
- 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
- 34, 35, 18, 36, 36, 38, 36, 0, 37, 36,
- 36, 39, 37, 36, 36, 36, 36, 36, 36, 36,
- 0, 36, 36, 35, 37, 36, 36, 36, 68, 37,
- 36, 36, 36, 49, 36, 36, 36, 36, 36, -1,
- -1, 48, -1, -1, 68
- };
- /* -*-C-*- Note some compilers choke on comments on `#line' lines. */
- #line 3 "/usr/unsupported/lib/bison.simple"
-
- /* Skeleton output parser for bison,
- Copyright (C) 1984, 1989, 1990 Bob Corbett and Richard Stallman
-
- 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 1, 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.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-
- #ifndef alloca
- #ifdef __GNUC__
- #define alloca __builtin_alloca
- #else /* not GNU C. */
- #if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi)
- #include <alloca.h>
- #else /* not sparc */
- #if defined (MSDOS) && !defined (__TURBOC__)
- #include <malloc.h>
- #else /* not MSDOS, or __TURBOC__ */
- #if defined(_AIX)
- #include <malloc.h>
- #pragma alloca
- #else /* not MSDOS, __TURBOC__, or _AIX */
- #ifdef __hpux
- #ifdef __cplusplus
- extern "C" {
- void *alloca (unsigned int);
- };
- #else /* not __cplusplus */
- void *alloca ();
- #endif /* not __cplusplus */
- #endif /* __hpux */
- #endif /* not _AIX */
- #endif /* not MSDOS, or __TURBOC__ */
- #endif /* not sparc. */
- #endif /* not GNU C. */
- #endif /* alloca not defined. */
-
- /* This is the parser code that is written into each bison parser
- when the %semantic_parser declaration is not specified in the grammar.
- It was written by Richard Stallman by simplifying the hairy parser
- used when %semantic_parser is specified. */
-
- /* Note: there must be only one dollar sign in this file.
- It is replaced by the list of actions, each action
- as one case of the switch. */
-
- #define yyerrok (yyerrstatus = 0)
- #define yyclearin (yychar = YYEMPTY)
- #define YYEMPTY -2
- #define YYEOF 0
- #define YYACCEPT return(0)
- #define YYABORT return(1)
- #define YYERROR goto yyerrlab1
- /* Like YYERROR except do call yyerror.
- This remains here temporarily to ease the
- transition to the new meaning of YYERROR, for GCC.
- Once GCC version 2 has supplanted version 1, this can go. */
- #define YYFAIL goto yyerrlab
- #define YYRECOVERING() (!!yyerrstatus)
- #define YYBACKUP(token, value) \
- do \
- if (yychar == YYEMPTY && yylen == 1) \
- { yychar = (token), yylval = (value); \
- yychar1 = YYTRANSLATE (yychar); \
- YYPOPSTACK; \
- goto yybackup; \
- } \
- else \
- { yyerror ("syntax error: cannot back up"); YYERROR; } \
- while (0)
-
- #define YYTERROR 1
- #define YYERRCODE 256
-
- #ifndef YYPURE
- #define YYLEX yylex()
- #endif
-
- #ifdef YYPURE
- #ifdef YYLSP_NEEDED
- #define YYLEX yylex(&yylval, &yylloc)
- #else
- #define YYLEX yylex(&yylval)
- #endif
- #endif
-
- /* If nonreentrant, generate the variables here */
-
- #ifndef YYPURE
-
- int yychar; /* the lookahead symbol */
- YYSTYPE yylval; /* the semantic value of the */
- /* lookahead symbol */
-
- #ifdef YYLSP_NEEDED
- YYLTYPE yylloc; /* location data for the lookahead */
- /* symbol */
- #endif
-
- int yynerrs; /* number of parse errors so far */
- #endif /* not YYPURE */
-
- #if YYDEBUG != 0
- int yydebug; /* nonzero means print parse trace */
- /* Since this is uninitialized, it does not stop multiple parsers
- from coexisting. */
- #endif
-
- /* YYINITDEPTH indicates the initial size of the parser's stacks */
-
- #ifndef YYINITDEPTH
- #define YYINITDEPTH 200
- #endif
-
- /* YYMAXDEPTH is the maximum size the stacks can grow to
- (effective only if the built-in stack extension method is used). */
-
- #if YYMAXDEPTH == 0
- #undef YYMAXDEPTH
- #endif
-
- #ifndef YYMAXDEPTH
- #define YYMAXDEPTH 10000
- #endif
-
- /* Prevent warning if -Wstrict-prototypes. */
- #ifdef __GNUC__
- int yyparse (void);
- #endif
-
- #if __GNUC__ > 1 /* GNU C and GNU C++ define this. */
- #define __yy_bcopy(FROM,TO,COUNT) __builtin_memcpy(TO,FROM,COUNT)
- #else /* not GNU C or C++ */
- #ifndef __cplusplus
-
- /* This is the most reliable way to avoid incompatibilities
- in available built-in functions on various systems. */
- static void
- __yy_bcopy (from, to, count)
- char *from;
- char *to;
- int count;
- {
- register char *f = from;
- register char *t = to;
- register int i = count;
-
- while (i-- > 0)
- *t++ = *f++;
- }
-
- #else /* __cplusplus */
-
- /* This is the most reliable way to avoid incompatibilities
- in available built-in functions on various systems. */
- static void
- __yy_bcopy (char *from, char *to, int count)
- {
- register char *f = from;
- register char *t = to;
- register int i = count;
-
- while (i-- > 0)
- *t++ = *f++;
- }
-
- #endif
- #endif
-
- #line 184 "/usr/unsupported/lib/bison.simple"
- int
- yyparse()
- {
- register int yystate;
- register int yyn;
- register short *yyssp;
- register YYSTYPE *yyvsp;
- int yyerrstatus; /* number of tokens to shift before error messages enabled */
- int yychar1 = 0; /* lookahead token as an internal (translated) token number */
-
- short yyssa[YYINITDEPTH]; /* the state stack */
- YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */
-
- short *yyss = yyssa; /* refer to the stacks thru separate pointers */
- YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to reallocate them elsewhere */
-
- #ifdef YYLSP_NEEDED
- YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */
- YYLTYPE *yyls = yylsa;
- YYLTYPE *yylsp;
-
- #define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
- #else
- #define YYPOPSTACK (yyvsp--, yyssp--)
- #endif
-
- int yystacksize = YYINITDEPTH;
-
- #ifdef YYPURE
- int yychar;
- YYSTYPE yylval;
- int yynerrs;
- #ifdef YYLSP_NEEDED
- YYLTYPE yylloc;
- #endif
- #endif
-
- YYSTYPE yyval; /* the variable used to return */
- /* semantic values from the action */
- /* routines */
-
- int yylen;
-
- #if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Starting parse\n");
- #endif
-
- yystate = 0;
- yyerrstatus = 0;
- yynerrs = 0;
- yychar = YYEMPTY; /* Cause a token to be read. */
-
- /* Initialize stack pointers.
- Waste one element of value and location stack
- so that they stay on the same level as the state stack.
- The wasted elements are never initialized. */
-
- yyssp = yyss - 1;
- yyvsp = yyvs;
- #ifdef YYLSP_NEEDED
- yylsp = yyls;
- #endif
-
- /* Push a new state, which is found in yystate . */
- /* In all cases, when you get here, the value and location stacks
- have just been pushed. so pushing a state here evens the stacks. */
- yynewstate:
-
- *++yyssp = yystate;
-
- if (yyssp >= yyss + yystacksize - 1)
- {
- /* Give user a chance to reallocate the stack */
- /* Use copies of these so that the &'s don't force the real ones into memory. */
- YYSTYPE *yyvs1 = yyvs;
- short *yyss1 = yyss;
- #ifdef YYLSP_NEEDED
- YYLTYPE *yyls1 = yyls;
- #endif
-
- /* Get the current used size of the three stacks, in elements. */
- int size = yyssp - yyss + 1;
-
- #ifdef yyoverflow
- /* Each stack pointer address is followed by the size of
- the data in use in that stack, in bytes. */
- #ifdef YYLSP_NEEDED
- /* This used to be a conditional around just the two extra args,
- but that might be undefined if yyoverflow is a macro. */
- yyoverflow("parser stack overflow",
- &yyss1, size * sizeof (*yyssp),
- &yyvs1, size * sizeof (*yyvsp),
- &yyls1, size * sizeof (*yylsp),
- &yystacksize);
- #else
- yyoverflow("parser stack overflow",
- &yyss1, size * sizeof (*yyssp),
- &yyvs1, size * sizeof (*yyvsp),
- &yystacksize);
- #endif
-
- yyss = yyss1; yyvs = yyvs1;
- #ifdef YYLSP_NEEDED
- yyls = yyls1;
- #endif
- #else /* no yyoverflow */
- /* Extend the stack our own way. */
- if (yystacksize >= YYMAXDEPTH)
- {
- yyerror("parser stack overflow");
- return 2;
- }
- yystacksize *= 2;
- if (yystacksize > YYMAXDEPTH)
- yystacksize = YYMAXDEPTH;
- yyss = (short *) alloca (yystacksize * sizeof (*yyssp));
- __yy_bcopy ((char *)yyss1, (char *)yyss, size * sizeof (*yyssp));
- yyvs = (YYSTYPE *) alloca (yystacksize * sizeof (*yyvsp));
- __yy_bcopy ((char *)yyvs1, (char *)yyvs, size * sizeof (*yyvsp));
- #ifdef YYLSP_NEEDED
- yyls = (YYLTYPE *) alloca (yystacksize * sizeof (*yylsp));
- __yy_bcopy ((char *)yyls1, (char *)yyls, size * sizeof (*yylsp));
- #endif
- #endif /* no yyoverflow */
-
- yyssp = yyss + size - 1;
- yyvsp = yyvs + size - 1;
- #ifdef YYLSP_NEEDED
- yylsp = yyls + size - 1;
- #endif
-
- #if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Stack size increased to %d\n", yystacksize);
- #endif
-
- if (yyssp >= yyss + yystacksize - 1)
- YYABORT;
- }
-
- #if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Entering state %d\n", yystate);
- #endif
-
- goto yybackup;
- yybackup:
-
- /* Do appropriate processing given the current state. */
- /* Read a lookahead token if we need one and don't already have one. */
- /* yyresume: */
-
- /* First try to decide what to do without reference to lookahead token. */
-
- yyn = yypact[yystate];
- if (yyn == YYFLAG)
- goto yydefault;
-
- /* Not known => get a lookahead token if don't already have one. */
-
- /* yychar is either YYEMPTY or YYEOF
- or a valid token in external form. */
-
- if (yychar == YYEMPTY)
- {
- #if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Reading a token: ");
- #endif
- yychar = YYLEX;
- }
-
- /* Convert token to internal form (in yychar1) for indexing tables with */
-
- if (yychar <= 0) /* This means end of input. */
- {
- yychar1 = 0;
- yychar = YYEOF; /* Don't call YYLEX any more */
-
- #if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Now at end of input.\n");
- #endif
- }
- else
- {
- yychar1 = YYTRANSLATE(yychar);
-
- #if YYDEBUG != 0
- if (yydebug)
- {
- fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]);
- /* Give the individual parser a way to print the precise meaning
- of a token, for further debugging info. */
- #ifdef YYPRINT
- YYPRINT (stderr, yychar, yylval);
- #endif
- fprintf (stderr, ")\n");
- }
- #endif
- }
-
- yyn += yychar1;
- if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
- goto yydefault;
-
- yyn = yytable[yyn];
-
- /* yyn is what to do for this token type in this state.
- Negative => reduce, -yyn is rule number.
- Positive => shift, yyn is new state.
- New state is final state => don't bother to shift,
- just return success.
- 0, or most negative number => error. */
-
- if (yyn < 0)
- {
- if (yyn == YYFLAG)
- goto yyerrlab;
- yyn = -yyn;
- goto yyreduce;
- }
- else if (yyn == 0)
- goto yyerrlab;
-
- if (yyn == YYFINAL)
- YYACCEPT;
-
- /* Shift the lookahead token. */
-
- #if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]);
- #endif
-
- /* Discard the token being shifted unless it is eof. */
- if (yychar != YYEOF)
- yychar = YYEMPTY;
-
- *++yyvsp = yylval;
- #ifdef YYLSP_NEEDED
- *++yylsp = yylloc;
- #endif
-
- /* count tokens shifted since error; after three, turn off error status. */
- if (yyerrstatus) yyerrstatus--;
-
- yystate = yyn;
- goto yynewstate;
-
- /* Do the default action for the current state. */
- yydefault:
-
- yyn = yydefact[yystate];
- if (yyn == 0)
- goto yyerrlab;
-
- /* Do a reduction. yyn is the number of a rule to reduce with. */
- yyreduce:
- yylen = yyr2[yyn];
- if (yylen > 0)
- yyval = yyvsp[1-yylen]; /* implement default value of the action */
-
- #if YYDEBUG != 0
- if (yydebug)
- {
- int i;
-
- fprintf (stderr, "Reducing via rule %d (line %d), ",
- yyn, yyrline[yyn]);
-
- /* Print the symbols being reduced, and their result. */
- for (i = yyprhs[yyn]; yyrhs[i] > 0; i++)
- fprintf (stderr, "%s ", yytname[yyrhs[i]]);
- fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]);
- }
- #endif
-
-
- switch (yyn) {
-
- case 4:
- #line 159 "./nlmheader.y"
- {
- check_procedure = yyvsp[0].string;
- ;
- break;}
- case 5:
- #line 163 "./nlmheader.y"
- {
- nlmheader_warn ("CODESTART is not implemented; sorry", -1);
- free (yyvsp[0].string);
- ;
- break;}
- case 6:
- #line 168 "./nlmheader.y"
- {
- int len;
-
- strncpy (copyright_hdr->stamp, "CoPyRiGhT=", 10);
- len = strlen (yyvsp[0].string);
- if (len >= NLM_MAX_COPYRIGHT_MESSAGE_LENGTH)
- {
- nlmheader_warn ("copyright string is too long",
- NLM_MAX_COPYRIGHT_MESSAGE_LENGTH - 1);
- len = NLM_MAX_COPYRIGHT_MESSAGE_LENGTH - 1;
- }
- copyright_hdr->copyrightMessageLength = len;
- strncpy (copyright_hdr->copyrightMessage, yyvsp[0].string, len);
- copyright_hdr->copyrightMessage[len] = '\0';
- free (yyvsp[0].string);
- ;
- break;}
- case 7:
- #line 185 "./nlmheader.y"
- {
- custom_file = yyvsp[0].string;
- ;
- break;}
- case 8:
- #line 189 "./nlmheader.y"
- {
- /* We don't set the version stamp here, because we use the
- version stamp to detect whether the required VERSION
- keyword was given. */
- version_hdr->month = nlmlex_get_number (yyvsp[-2].string);
- version_hdr->day = nlmlex_get_number (yyvsp[-1].string);
- version_hdr->year = nlmlex_get_number (yyvsp[0].string);
- free (yyvsp[-2].string);
- free (yyvsp[-1].string);
- free (yyvsp[0].string);
- if (version_hdr->month < 1 || version_hdr->month > 12)
- nlmheader_warn ("illegal month", -1);
- if (version_hdr->day < 1 || version_hdr->day > 31)
- nlmheader_warn ("illegal day", -1);
- if (version_hdr->year < 1900 || version_hdr->year > 3000)
- nlmheader_warn ("illegal year", -1);
- ;
- break;}
- case 9:
- #line 207 "./nlmheader.y"
- {
- debug_info = true;
- ;
- break;}
- case 10:
- #line 211 "./nlmheader.y"
- {
- int len;
-
- len = strlen (yyvsp[0].string);
- if (len > NLM_MAX_DESCRIPTION_LENGTH)
- {
- nlmheader_warn ("description string is too long",
- NLM_MAX_DESCRIPTION_LENGTH);
- len = NLM_MAX_DESCRIPTION_LENGTH;
- }
- var_hdr->descriptionLength = len;
- strncpy (var_hdr->descriptionText, yyvsp[0].string, len);
- var_hdr->descriptionText[len] = '\0';
- free (yyvsp[0].string);
- ;
- break;}
- case 11:
- #line 227 "./nlmheader.y"
- {
- exit_procedure = yyvsp[0].string;
- ;
- break;}
- case 12:
- #line 231 "./nlmheader.y"
- {
- symbol_prefix = NULL;
- ;
- break;}
- case 13:
- #line 235 "./nlmheader.y"
- {
- export_symbols = string_list_append (export_symbols, yyvsp[0].list);
- ;
- break;}
- case 14:
- #line 239 "./nlmheader.y"
- {
- fixed_hdr->flags |= nlmlex_get_number (yyvsp[0].string);
- free (yyvsp[0].string);
- ;
- break;}
- case 15:
- #line 244 "./nlmheader.y"
- {
- fixed_hdr->flags &=~ nlmlex_get_number (yyvsp[0].string);
- free (yyvsp[0].string);
- ;
- break;}
- case 16:
- #line 249 "./nlmheader.y"
- {
- map_file = "";
- full_map = true;
- ;
- break;}
- case 17:
- #line 254 "./nlmheader.y"
- {
- map_file = yyvsp[0].string;
- full_map = true;
- ;
- break;}
- case 18:
- #line 259 "./nlmheader.y"
- {
- help_file = yyvsp[0].string;
- ;
- break;}
- case 19:
- #line 263 "./nlmheader.y"
- {
- symbol_prefix = NULL;
- ;
- break;}
- case 20:
- #line 267 "./nlmheader.y"
- {
- import_symbols = string_list_append (import_symbols, yyvsp[0].list);
- ;
- break;}
- case 21:
- #line 271 "./nlmheader.y"
- {
- input_files = string_list_append (input_files, yyvsp[0].list);
- ;
- break;}
- case 22:
- #line 275 "./nlmheader.y"
- {
- map_file = "";
- ;
- break;}
- case 23:
- #line 279 "./nlmheader.y"
- {
- map_file = yyvsp[0].string;
- ;
- break;}
- case 24:
- #line 283 "./nlmheader.y"
- {
- message_file = yyvsp[0].string;
- ;
- break;}
- case 25:
- #line 287 "./nlmheader.y"
- {
- modules = string_list_append (modules, yyvsp[0].list);
- ;
- break;}
- case 26:
- #line 291 "./nlmheader.y"
- {
- fixed_hdr->flags |= 0x2;
- ;
- break;}
- case 27:
- #line 295 "./nlmheader.y"
- {
- fixed_hdr->flags |= 0x10;
- ;
- break;}
- case 28:
- #line 299 "./nlmheader.y"
- {
- if (output_file == NULL)
- output_file = yyvsp[0].string;
- else
- nlmheader_warn ("ignoring duplicate OUTPUT statement", -1);
- ;
- break;}
- case 29:
- #line 306 "./nlmheader.y"
- {
- fixed_hdr->flags |= 0x8;
- ;
- break;}
- case 30:
- #line 310 "./nlmheader.y"
- {
- fixed_hdr->flags |= 0x1;
- ;
- break;}
- case 31:
- #line 314 "./nlmheader.y"
- {
- int len;
-
- len = strlen (yyvsp[0].string);
- if (len >= NLM_MAX_SCREEN_NAME_LENGTH)
- {
- nlmheader_warn ("screen name is too long",
- NLM_MAX_SCREEN_NAME_LENGTH);
- len = NLM_MAX_SCREEN_NAME_LENGTH;
- }
- var_hdr->screenNameLength = len;
- strncpy (var_hdr->screenName, yyvsp[0].string, len);
- var_hdr->screenName[NLM_MAX_SCREEN_NAME_LENGTH] = '\0';
- free (yyvsp[0].string);
- ;
- break;}
- case 32:
- #line 330 "./nlmheader.y"
- {
- sharelib_file = yyvsp[0].string;
- ;
- break;}
- case 33:
- #line 334 "./nlmheader.y"
- {
- var_hdr->stackSize = nlmlex_get_number (yyvsp[0].string);
- free (yyvsp[0].string);
- ;
- break;}
- case 34:
- #line 339 "./nlmheader.y"
- {
- start_procedure = yyvsp[0].string;
- ;
- break;}
- case 35:
- #line 343 "./nlmheader.y"
- {
- fixed_hdr->flags |= 0x4;
- ;
- break;}
- case 36:
- #line 347 "./nlmheader.y"
- {
- int len;
-
- len = strlen (yyvsp[0].string);
- if (len >= NLM_MAX_THREAD_NAME_LENGTH)
- {
- nlmheader_warn ("thread name is too long",
- NLM_MAX_THREAD_NAME_LENGTH);
- len = NLM_MAX_THREAD_NAME_LENGTH;
- }
- var_hdr->threadNameLength = len;
- strncpy (var_hdr->threadName, yyvsp[0].string, len);
- var_hdr->threadName[len] = '\0';
- free (yyvsp[0].string);
- ;
- break;}
- case 37:
- #line 363 "./nlmheader.y"
- {
- fixed_hdr->moduleType = nlmlex_get_number (yyvsp[0].string);
- free (yyvsp[0].string);
- ;
- break;}
- case 38:
- #line 368 "./nlmheader.y"
- {
- verbose = true;
- ;
- break;}
- case 39:
- #line 372 "./nlmheader.y"
- {
- long val;
-
- strncpy (version_hdr->stamp, "VeRsIoN#", 8);
- version_hdr->majorVersion = nlmlex_get_number (yyvsp[-2].string);
- val = nlmlex_get_number (yyvsp[-1].string);
- if (val < 0 || val > 99)
- nlmheader_warn ("illegal minor version number (must be between 0 and 99)",
- -1);
- else
- version_hdr->minorVersion = val;
- val = nlmlex_get_number (yyvsp[0].string);
- if (val < 0)
- nlmheader_warn ("illegal revision number (must be between 0 and 26)",
- -1);
- else if (val > 26)
- version_hdr->revision = 0;
- else
- version_hdr->revision = val;
- free (yyvsp[-2].string);
- free (yyvsp[-1].string);
- free (yyvsp[0].string);
- ;
- break;}
- case 40:
- #line 396 "./nlmheader.y"
- {
- long val;
-
- strncpy (version_hdr->stamp, "VeRsIoN#", 8);
- version_hdr->majorVersion = nlmlex_get_number (yyvsp[-1].string);
- val = nlmlex_get_number (yyvsp[0].string);
- if (val < 0 || val > 99)
- nlmheader_warn ("illegal minor version number (must be between 0 and 99)",
- -1);
- else
- version_hdr->minorVersion = val;
- version_hdr->revision = 0;
- free (yyvsp[-1].string);
- free (yyvsp[0].string);
- ;
- break;}
- case 41:
- #line 412 "./nlmheader.y"
- {
- rpc_file = yyvsp[0].string;
- ;
- break;}
- case 42:
- #line 421 "./nlmheader.y"
- {
- yyval.list = NULL;
- ;
- break;}
- case 43:
- #line 425 "./nlmheader.y"
- {
- yyval.list = yyvsp[0].list;
- ;
- break;}
- case 44:
- #line 436 "./nlmheader.y"
- {
- yyval.list = string_list_cons (yyvsp[0].string, NULL);
- ;
- break;}
- case 45:
- #line 440 "./nlmheader.y"
- {
- yyval.list = NULL;
- ;
- break;}
- case 46:
- #line 444 "./nlmheader.y"
- {
- yyval.list = string_list_append1 (yyvsp[-1].list, yyvsp[0].string);
- ;
- break;}
- case 47:
- #line 448 "./nlmheader.y"
- {
- yyval.list = yyvsp[-1].list;
- ;
- break;}
- case 48:
- #line 457 "./nlmheader.y"
- {
- if (symbol_prefix != NULL)
- free (symbol_prefix);
- symbol_prefix = yyvsp[-1].string;
- ;
- break;}
- case 49:
- #line 468 "./nlmheader.y"
- {
- if (symbol_prefix == NULL)
- yyval.string = yyvsp[0].string;
- else
- {
- yyval.string = xmalloc (strlen (symbol_prefix) + strlen (yyvsp[0].string) + 2);
- sprintf (yyval.string, "%s@%s", symbol_prefix, yyvsp[0].string);
- free (yyvsp[0].string);
- }
- ;
- break;}
- case 50:
- #line 484 "./nlmheader.y"
- {
- yyval.list = NULL;
- ;
- break;}
- case 51:
- #line 488 "./nlmheader.y"
- {
- yyval.list = string_list_cons (yyvsp[-1].string, yyvsp[0].list);
- ;
- break;}
- }
- /* the action file gets copied in in place of this dollarsign */
- #line 465 "/usr/unsupported/lib/bison.simple"
-
- yyvsp -= yylen;
- yyssp -= yylen;
- #ifdef YYLSP_NEEDED
- yylsp -= yylen;
- #endif
-
- #if YYDEBUG != 0
- if (yydebug)
- {
- short *ssp1 = yyss - 1;
- fprintf (stderr, "state stack now");
- while (ssp1 != yyssp)
- fprintf (stderr, " %d", *++ssp1);
- fprintf (stderr, "\n");
- }
- #endif
-
- *++yyvsp = yyval;
-
- #ifdef YYLSP_NEEDED
- yylsp++;
- if (yylen == 0)
- {
- yylsp->first_line = yylloc.first_line;
- yylsp->first_column = yylloc.first_column;
- yylsp->last_line = (yylsp-1)->last_line;
- yylsp->last_column = (yylsp-1)->last_column;
- yylsp->text = 0;
- }
- else
- {
- yylsp->last_line = (yylsp+yylen-1)->last_line;
- yylsp->last_column = (yylsp+yylen-1)->last_column;
- }
- #endif
-
- /* Now "shift" the result of the reduction.
- Determine what state that goes to,
- based on the state we popped back to
- and the rule number reduced by. */
-
- yyn = yyr1[yyn];
-
- yystate = yypgoto[yyn - YYNTBASE] + *yyssp;
- if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
- yystate = yytable[yystate];
- else
- yystate = yydefgoto[yyn - YYNTBASE];
-
- goto yynewstate;
-
- yyerrlab: /* here on detecting error */
-
- if (! yyerrstatus)
- /* If not already recovering from an error, report this error. */
- {
- ++yynerrs;
-
- #ifdef YYERROR_VERBOSE
- yyn = yypact[yystate];
-
- if (yyn > YYFLAG && yyn < YYLAST)
- {
- int size = 0;
- char *msg;
- int x, count;
-
- count = 0;
- /* Start X at -yyn if nec to avoid negative indexes in yycheck. */
- for (x = (yyn < 0 ? -yyn : 0);
- x < (sizeof(yytname) / sizeof(char *)); x++)
- if (yycheck[x + yyn] == x)
- size += strlen(yytname[x]) + 15, count++;
- msg = (char *) malloc(size + 15);
- if (msg != 0)
- {
- strcpy(msg, "parse error");
-
- if (count < 5)
- {
- count = 0;
- for (x = (yyn < 0 ? -yyn : 0);
- x < (sizeof(yytname) / sizeof(char *)); x++)
- if (yycheck[x + yyn] == x)
- {
- strcat(msg, count == 0 ? ", expecting `" : " or `");
- strcat(msg, yytname[x]);
- strcat(msg, "'");
- count++;
- }
- }
- yyerror(msg);
- free(msg);
- }
- else
- yyerror ("parse error; also virtual memory exceeded");
- }
- else
- #endif /* YYERROR_VERBOSE */
- yyerror("parse error");
- }
-
- goto yyerrlab1;
- yyerrlab1: /* here on error raised explicitly by an action */
-
- if (yyerrstatus == 3)
- {
- /* if just tried and failed to reuse lookahead token after an error, discard it. */
-
- /* return failure if at end of input */
- if (yychar == YYEOF)
- YYABORT;
-
- #if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]);
- #endif
-
- yychar = YYEMPTY;
- }
-
- /* Else will try to reuse lookahead token
- after shifting the error token. */
-
- yyerrstatus = 3; /* Each real token shifted decrements this */
-
- goto yyerrhandle;
-
- yyerrdefault: /* current state does not do anything special for the error token. */
-
- #if 0
- /* This is wrong; only states that explicitly want error tokens
- should shift them. */
- yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/
- if (yyn) goto yydefault;
- #endif
-
- yyerrpop: /* pop the current state because it cannot handle the error token */
-
- if (yyssp == yyss) YYABORT;
- yyvsp--;
- yystate = *--yyssp;
- #ifdef YYLSP_NEEDED
- yylsp--;
- #endif
-
- #if YYDEBUG != 0
- if (yydebug)
- {
- short *ssp1 = yyss - 1;
- fprintf (stderr, "Error: state stack now");
- while (ssp1 != yyssp)
- fprintf (stderr, " %d", *++ssp1);
- fprintf (stderr, "\n");
- }
- #endif
-
- yyerrhandle:
-
- yyn = yypact[yystate];
- if (yyn == YYFLAG)
- goto yyerrdefault;
-
- yyn += YYTERROR;
- if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
- goto yyerrdefault;
-
- yyn = yytable[yyn];
- if (yyn < 0)
- {
- if (yyn == YYFLAG)
- goto yyerrpop;
- yyn = -yyn;
- goto yyreduce;
- }
- else if (yyn == 0)
- goto yyerrpop;
-
- if (yyn == YYFINAL)
- YYACCEPT;
-
- #if YYDEBUG != 0
- if (yydebug)
- fprintf(stderr, "Shifting error token, ");
- #endif
-
- *++yyvsp = yylval;
- #ifdef YYLSP_NEEDED
- *++yylsp = yylloc;
- #endif
-
- yystate = yyn;
- goto yynewstate;
- }
- #line 493 "./nlmheader.y"
-
-
- /* If strerror is just a macro, we want to use the one from libiberty
- since it will handle undefined values. */
- #undef strerror
- extern char *strerror ();
-
- /* The lexer is simple, too simple for flex. Keywords are only
- recognized at the start of lines. Everything else must be an
- argument. A comma is treated as whitespace. */
-
- /* The states the lexer can be in. */
-
- enum lex_state
- {
- /* At the beginning of a line. */
- BEGINNING_OF_LINE,
- /* In the middle of a line. */
- IN_LINE
- };
-
- /* We need to keep a stack of files to handle file inclusion. */
-
- struct input
- {
- /* The file to read from. */
- FILE *file;
- /* The name of the file. */
- char *name;
- /* The current line number. */
- int lineno;
- /* The current state. */
- enum lex_state state;
- /* The next file on the stack. */
- struct input *next;
- };
-
- /* The current input file. */
-
- static struct input current;
-
- /* The character which introduces comments. */
- #define COMMENT_CHAR '#'
-
- /* Start the lexer going on the main input file. */
-
- boolean
- nlmlex_file (name)
- const char *name;
- {
- current.next = NULL;
- return nlmlex_file_open (name);
- }
-
- /* Start the lexer going on a subsidiary input file. */
-
- static void
- nlmlex_file_push (name)
- const char *name;
- {
- struct input *push;
-
- push = (struct input *) xmalloc (sizeof (struct input));
- *push = current;
- if (nlmlex_file_open (name))
- current.next = push;
- else
- {
- current = *push;
- free (push);
- }
- }
-
- /* Start lexing from a file. */
-
- static boolean
- nlmlex_file_open (name)
- const char *name;
- {
- current.file = fopen (name, "r");
- if (current.file == NULL)
- {
- fprintf (stderr, "%s:%s: %s\n", program_name, name, strerror (errno));
- ++parse_errors;
- return false;
- }
- current.name = xstrdup (name);
- current.lineno = 1;
- current.state = BEGINNING_OF_LINE;
- return true;
- }
-
- /* Table used to turn keywords into tokens. */
-
- struct keyword_tokens_struct
- {
- const char *keyword;
- int token;
- };
-
- struct keyword_tokens_struct keyword_tokens[] =
- {
- { "CHECK", CHECK },
- { "CODESTART", CODESTART },
- { "COPYRIGHT", COPYRIGHT },
- { "CUSTOM", CUSTOM },
- { "DATE", DATE },
- { "DEBUG", DEBUG },
- { "DESCRIPTION", DESCRIPTION },
- { "EXIT", EXIT },
- { "EXPORT", EXPORT },
- { "FLAG_ON", FLAG_ON },
- { "FLAG_OFF", FLAG_OFF },
- { "FULLMAP", FULLMAP },
- { "HELP", HELP },
- { "IMPORT", IMPORT },
- { "INPUT", INPUT },
- { "MAP", MAP },
- { "MESSAGES", MESSAGES },
- { "MODULE", MODULE },
- { "MULTIPLE", MULTIPLE },
- { "OS_DOMAIN", OS_DOMAIN },
- { "OUTPUT", OUTPUT },
- { "PSEUDOPREEMPTION", PSEUDOPREEMPTION },
- { "REENTRANT", REENTRANT },
- { "SCREENNAME", SCREENNAME },
- { "SHARELIB", SHARELIB },
- { "STACK", STACK },
- { "STACKSIZE", STACK },
- { "START", START },
- { "SYNCHRONIZE", SYNCHRONIZE },
- { "THREADNAME", THREADNAME },
- { "TYPE", TYPE },
- { "VERBOSE", VERBOSE },
- { "VERSION", VERSION },
- { "XDCDATA", XDCDATA }
- };
-
- #define KEYWORD_COUNT (sizeof (keyword_tokens) / sizeof (keyword_tokens[0]))
-
- /* The lexer accumulates strings in these variables. */
- static char *lex_buf;
- static int lex_size;
- static int lex_pos;
-
- /* Start accumulating strings into the buffer. */
- #define BUF_INIT() \
- ((void) (lex_buf != NULL ? lex_pos = 0 : nlmlex_buf_init ()))
-
- static int
- nlmlex_buf_init ()
- {
- lex_size = 10;
- lex_buf = xmalloc (lex_size + 1);
- lex_pos = 0;
- return 0;
- }
-
- /* Finish a string in the buffer. */
- #define BUF_FINISH() ((void) (lex_buf[lex_pos] = '\0'))
-
- /* Accumulate a character into the buffer. */
- #define BUF_ADD(c) \
- ((void) (lex_pos < lex_size \
- ? lex_buf[lex_pos++] = (c) \
- : nlmlex_buf_add (c)))
-
- static char
- nlmlex_buf_add (c)
- int c;
- {
- if (lex_pos >= lex_size)
- {
- lex_size *= 2;
- lex_buf = xrealloc (lex_buf, lex_size + 1);
- }
-
- return lex_buf[lex_pos++] = c;
- }
-
- /* The lexer proper. This is called by the bison generated parsing
- code. */
-
- static int
- yylex ()
- {
- int c;
-
- tail_recurse:
-
- c = getc (current.file);
-
- /* Commas are treated as whitespace characters. */
- while (isspace ((unsigned char) c) || c == ',')
- {
- current.state = IN_LINE;
- if (c == '\n')
- {
- ++current.lineno;
- current.state = BEGINNING_OF_LINE;
- }
- c = getc (current.file);
- }
-
- /* At the end of the file we either pop to the previous file or
- finish up. */
- if (c == EOF)
- {
- fclose (current.file);
- free (current.name);
- if (current.next == NULL)
- return 0;
- else
- {
- struct input *next;
-
- next = current.next;
- current = *next;
- free (next);
- goto tail_recurse;
- }
- }
-
- /* A comment character always means to drop everything until the
- next newline. */
- if (c == COMMENT_CHAR)
- {
- do
- {
- c = getc (current.file);
- }
- while (c != '\n');
- ++current.lineno;
- current.state = BEGINNING_OF_LINE;
- goto tail_recurse;
- }
-
- /* An '@' introduces an include file. */
- if (c == '@')
- {
- do
- {
- c = getc (current.file);
- if (c == '\n')
- ++current.lineno;
- }
- while (isspace ((unsigned char) c));
- BUF_INIT ();
- while (! isspace ((unsigned char) c) && c != EOF)
- {
- BUF_ADD (c);
- c = getc (current.file);
- }
- BUF_FINISH ();
-
- ungetc (c, current.file);
-
- nlmlex_file_push (lex_buf);
- goto tail_recurse;
- }
-
- /* A non-space character at the start of a line must be the start of
- a keyword. */
- if (current.state == BEGINNING_OF_LINE)
- {
- BUF_INIT ();
- while (isalnum ((unsigned char) c) || c == '_')
- {
- if (islower ((unsigned char) c))
- BUF_ADD (toupper ((unsigned char) c));
- else
- BUF_ADD (c);
- c = getc (current.file);
- }
- BUF_FINISH ();
-
- if (c != EOF && ! isspace ((unsigned char) c) && c != ',')
- {
- nlmheader_identify ();
- fprintf (stderr, "%s:%d: illegal character in keyword: %c\n",
- current.name, current.lineno, c);
- }
- else
- {
- int i;
-
- for (i = 0; i < KEYWORD_COUNT; i++)
- {
- if (lex_buf[0] == keyword_tokens[i].keyword[0]
- && strcmp (lex_buf, keyword_tokens[i].keyword) == 0)
- {
- /* Pushing back the final whitespace avoids worrying
- about \n here. */
- ungetc (c, current.file);
- current.state = IN_LINE;
- return keyword_tokens[i].token;
- }
- }
-
- nlmheader_identify ();
- fprintf (stderr, "%s:%d: unrecognized keyword: %s\n",
- current.name, current.lineno, lex_buf);
- }
-
- ++parse_errors;
- /* Treat the rest of this line as a comment. */
- ungetc (COMMENT_CHAR, current.file);
- goto tail_recurse;
- }
-
- /* Parentheses just represent themselves. */
- if (c == '(' || c == ')')
- return c;
-
- /* Handle quoted strings. */
- if (c == '"' || c == '\'')
- {
- int quote;
- int start_lineno;
-
- quote = c;
- start_lineno = current.lineno;
-
- c = getc (current.file);
- BUF_INIT ();
- while (c != quote && c != EOF)
- {
- BUF_ADD (c);
- if (c == '\n')
- ++current.lineno;
- c = getc (current.file);
- }
- BUF_FINISH ();
-
- if (c == EOF)
- {
- nlmheader_identify ();
- fprintf (stderr, "%s:%d: end of file in quoted string\n",
- current.name, start_lineno);
- ++parse_errors;
- }
-
- /* FIXME: Possible memory leak. */
- yylval.string = xstrdup (lex_buf);
- return QUOTED_STRING;
- }
-
- /* Gather a generic argument. */
- BUF_INIT ();
- while (! isspace (c)
- && c != ','
- && c != COMMENT_CHAR
- && c != '('
- && c != ')')
- {
- BUF_ADD (c);
- c = getc (current.file);
- }
- BUF_FINISH ();
-
- ungetc (c, current.file);
-
- /* FIXME: Possible memory leak. */
- yylval.string = xstrdup (lex_buf);
- return STRING;
- }
-
- /* Get a number from a string. */
-
- static long
- nlmlex_get_number (s)
- const char *s;
- {
- long ret;
- char *send;
-
- ret = strtol (s, &send, 10);
- if (*send != '\0')
- nlmheader_warn ("bad number", -1);
- return ret;
- }
-
- /* Prefix the nlmconv warnings with a note as to where they come from.
- We don't use program_name on every warning, because then some
- versions of the emacs next-error function can't recognize the line
- number. */
-
- static void
- nlmheader_identify ()
- {
- static int done;
-
- if (! done)
- {
- fprintf (stderr, "%s: problems in NLM command language input:\n",
- program_name);
- done = 1;
- }
- }
-
- /* Issue a warning. */
-
- static void
- nlmheader_warn (s, imax)
- const char *s;
- int imax;
- {
- nlmheader_identify ();
- fprintf (stderr, "%s:%d: %s", current.name, current.lineno, s);
- if (imax != -1)
- fprintf (stderr, " (max %d)", imax);
- fprintf (stderr, "\n");
- }
-
- /* Report an error. */
-
- static void
- nlmheader_error (s)
- const char *s;
- {
- nlmheader_warn (s, -1);
- ++parse_errors;
- }
-
- /* Add a string to a string list. */
-
- static struct string_list *
- string_list_cons (s, l)
- char *s;
- struct string_list *l;
- {
- struct string_list *ret;
-
- ret = (struct string_list *) xmalloc (sizeof (struct string_list));
- ret->next = l;
- ret->string = s;
- return ret;
- }
-
- /* Append a string list to another string list. */
-
- static struct string_list *
- string_list_append (l1, l2)
- struct string_list *l1;
- struct string_list *l2;
- {
- register struct string_list **pp;
-
- for (pp = &l1; *pp != NULL; pp = &(*pp)->next)
- ;
- *pp = l2;
- return l1;
- }
-
- /* Append a string to a string list. */
-
- static struct string_list *
- string_list_append1 (l, s)
- struct string_list *l;
- char *s;
- {
- struct string_list *n;
- register struct string_list **pp;
-
- n = (struct string_list *) xmalloc (sizeof (struct string_list));
- n->next = NULL;
- n->string = s;
- for (pp = &l; *pp != NULL; pp = &(*pp)->next)
- ;
- *pp = n;
- return l;
- }
-
- /* Duplicate a string in memory. */
-
- static char *
- xstrdup (s)
- const char *s;
- {
- unsigned long len;
- char *ret;
-
- len = strlen (s);
- ret = xmalloc (len + 1);
- strcpy (ret, s);
- return ret;
- }
-