remove driver and cpp

1 files changed, 0 insertions, 737 deletions

diff --git a/gcc/cpplib.h b/gcc/cpplib.h
deleted file mode 100755
index b4cfd72..0000000
--- a/gcc/cpplib.h
+++ /dev/null
@@ -1,737 +0,0 @@
-/* Definitions for CPP library.
-   Copyright (C) 1995, 96-98, 1999 Free Software Foundation, Inc.
-   Written by Per Bothner, 1994-95.
-
-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, 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- In other words, you are welcome to use, share and improve this program.
- You are forbidden to forbid anyone else to use, share and improve
- what you give them.   Help stamp out software-hoarding!  */
-#ifndef __GCC_CPPLIB__
-#define __GCC_CPPLIB__
-
-#include <sys/types.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef unsigned char U_CHAR;
-
-typedef struct cpp_reader cpp_reader;
-typedef struct cpp_buffer cpp_buffer;
-typedef struct cpp_options cpp_options;
-typedef struct hashnode cpp_hashnode;
-
-enum cpp_token {
-  CPP_EOF = -1,
-  CPP_OTHER = 0,
-  CPP_COMMENT = 1,
-  CPP_HSPACE,
-  CPP_VSPACE, /* newlines and #line directives */
-  CPP_NAME,
-  CPP_NUMBER,
-  CPP_CHAR,
-  CPP_STRING,
-  CPP_DIRECTIVE,
-  CPP_LPAREN,   /* "(" */
-  CPP_RPAREN,   /* ")" */
-  CPP_LBRACE,   /* "{" */
-  CPP_RBRACE,   /* "}" */
-  CPP_COMMA,    /* "," */
-  CPP_SEMICOLON,/* ";" */
-  CPP_3DOTS,    /* "..." */
-#if 0
-  CPP_ANDAND, /* "&&" */
-  CPP_OROR,   /* "||" */
-  CPP_LSH,    /* "<<" */
-  CPP_RSH,    /* ">>" */
-  CPP_EQL,    /* "==" */
-  CPP_NEQ,    /* "!=" */
-  CPP_LEQ,    /* "<=" */
-  CPP_GEQ,    /* ">=" */
-  CPP_PLPL,   /* "++" */
-  CPP_MINMIN, /* "--" */
-#endif
-  /* POP_TOKEN is returned when we've popped a cpp_buffer. */
-  CPP_POP
-};
-
-typedef enum cpp_token (*parse_underflow_t) (cpp_reader *);
-typedef int (*parse_cleanup_t) (cpp_buffer *, cpp_reader *);
-
-/* A parse_marker indicates a previous position,
-   which we can backtrack to. */
-
-struct parse_marker {
-  cpp_buffer *buf;
-  struct parse_marker *next;
-  int position;
-};
-
-extern void parse_set_mark (struct parse_marker *, cpp_reader *);
-extern void parse_clear_mark (struct parse_marker *);
-extern void parse_goto_mark (struct parse_marker *, cpp_reader *);
-extern void parse_move_mark (struct parse_marker *, cpp_reader *);
-
-extern int cpp_handle_option (cpp_reader *, int, char **);
-extern int cpp_handle_options (cpp_reader *, int, char **);
-extern enum cpp_token cpp_get_token (cpp_reader *);
-extern void cpp_skip_hspace (cpp_reader *);
-extern enum cpp_token cpp_get_non_space_token (cpp_reader *);
-
-/* This frees resources used by PFILE. */
-extern void cpp_cleanup (cpp_reader *PFILE);
-
-/* If we have a huge buffer, may need to cache more recent counts */
-#define CPP_LINE_BASE(BUF) ((BUF)->buf + (BUF)->line_base)
-
-struct cpp_buffer {
-  unsigned char *buf;
-  unsigned char *cur;
-  unsigned char *rlimit; /* end of valid data */
-  unsigned char *alimit; /* end of allocated buffer */
-  unsigned char *prev;  /* start of current token */
-
-  char *fname;
-  /* Filename specified with #line command.  */
-  char *nominal_fname;
-  /* Actual directory of this file, used only for "" includes */
-  struct file_name_list *actual_dir;
-
-  /* Pointer into the include hash table.  Used for include_next and
-     to record control macros.
-     ->fname is an alias to ->ihash->fname. */
-  struct include_hash *ihash;
-
-  long line_base;
-  long lineno; /* Line number at CPP_LINE_BASE. */
-  long colno; /* Column number at CPP_LINE_BASE. */
-  parse_underflow_t underflow;
-  parse_cleanup_t cleanup;
-  void *data;
-  struct parse_marker *marks;
-  /* Value of if_stack at start of this file.
-     Used to prohibit unmatched #endif (etc) in an include file.  */
-  struct if_stack *if_stack;
-
-
-  /* True if this is a header file included using <FILENAME>.  */
-  char system_header_p;
-  char seen_eof;
-
-  /* True if buffer contains escape sequences.
-     Currently there are three kinds:
-     "@-" means following identifier should not be macro-expanded.
-     "@ " means a token-separator.  This turns into " " in final output
-          if not stringizing and needed to separate tokens; otherwise nothing.
-     "@@" means a normal '@'.
-     (An '@' inside a string stands for itself and is never an escape.) */
-  char has_escapes;
-};
-
-struct cpp_pending;  /* Forward declaration - for C++. */
-struct file_name_map_list;
-
-/* Maximum nesting of cpp_buffers.  We use a static limit, partly for
-   efficiency, and partly to limit runaway recursion.  */
-#define CPP_STACK_MAX 200
-
-/* A cpp_reader encapsulates the "state" of a pre-processor run.
-   Applying cpp_get_token repeatedly yields a stream of pre-processor
-   tokens.  Usually, there is only one cpp_reader object active. */
-
-struct cpp_reader
-{
-  parse_underflow_t get_token;
-  cpp_buffer *buffer;
-  cpp_options *opts;
-
-  /* A buffer used for both for cpp_get_token's output, and also internally. */
-  unsigned char *token_buffer;
-  /* Allocated size of token_buffer.  CPP_RESERVE allocates space.  */
-  unsigned int token_buffer_size;
-  /* End of the written part of token_buffer. */
-  unsigned char *limit;
-
-  /* Error counter for exit code */
-  int errors;
-
-  /* Line where a newline was first seen in a string constant.  */
-  int multiline_string_line;
-
-  /* Current depth in #include directives that use <...>.  */
-  int system_include_depth;
-
-  /* Hash table of other included files.  See cppfiles.c */
-#define ALL_INCLUDE_HASHSIZE 71
-  struct include_hash *all_include_files[ALL_INCLUDE_HASHSIZE];
-
-  /* Chain of `actual directory' file_name_list entries,
-     for "" inclusion. */
-  struct file_name_list *actual_dirs;
-
-  /* Current maximum length of directory names in the search path
-     for include files.  (Altered as we get more of them.)  */
-  unsigned int max_include_len;
-
-  struct if_stack *if_stack;
-
-  /* Nonzero means we are inside an IF during a -pcp run.  In this mode
-     macro expansion is done, and preconditions are output for all macro
-     uses requiring them. */
-  char pcp_inside_if;
-
-  /* Nonzero means we have printed (while error reporting) a list of
-     containing files that matches the current status. */
-  char input_stack_listing_current;
-
-  /* If non-zero, macros are not expanded. */
-  char no_macro_expand;
-
-  /* Print column number in error messages. */
-  char show_column;
-
-  /* We're printed a warning recommending against using #import. */
-  char import_warning;
-
-  /* If true, character between '<' and '>' are a single (string) token. */
-  char parsing_include_directive;
-
-  /* True if escape sequences (as described for has_escapes in
-     parse_buffer) should be emitted. */
-  char output_escapes;
-
-  /* 0: Have seen non-white-space on this line.
-     1: Only seen white space so far on this line.
-     2: Only seen white space so far in this file. */
-   char only_seen_white;
-
-  /* Nonzero means this file was included with a -imacros or -include
-     command line and should not be recorded as an include file.  */
-
-  int no_record_file;
-
-  long lineno;
-
-  struct tm *timebuf;
-
-  /* Buffer of -M output.  */
-  char *deps_buffer;
-
-  /* Number of bytes allocated in above.  */
-  int deps_allocated_size;
-
-  /* Number of bytes used.  */
-  int deps_size;
-
-  /* Number of bytes since the last newline.  */
-  int deps_column;
-
-#ifdef __cplusplus
-  ~cpp_reader () { cpp_cleanup (this); }
-#endif
-
-  cpp_buffer buffer_stack[CPP_STACK_MAX];
-};
-
-#define CPP_FATAL_LIMIT 1000
-/* True if we have seen a "fatal" error. */
-#define CPP_FATAL_ERRORS(READER) ((READER)->errors >= CPP_FATAL_LIMIT)
-
-#define CPP_BUF_PEEK(BUFFER) \
-  ((BUFFER)->cur < (BUFFER)->rlimit ? *(BUFFER)->cur : EOF)
-#define CPP_BUF_GET(BUFFER) \
-  ((BUFFER)->cur < (BUFFER)->rlimit ? *(BUFFER)->cur++ : EOF)
-#define CPP_FORWARD(BUFFER, N) ((BUFFER)->cur += (N))
-
-/* Macros for manipulating the token_buffer. */
-
-#define CPP_OUT_BUFFER(PFILE) ((PFILE)->token_buffer)
-
-/* Number of characters currently in PFILE's output buffer. */
-#define CPP_WRITTEN(PFILE) ((size_t)((PFILE)->limit - (PFILE)->token_buffer))
-#define CPP_PWRITTEN(PFILE) ((PFILE)->limit)
-
-/* Make sure PFILE->token_buffer has space for at least N more characters. */
-#define CPP_RESERVE(PFILE, N) \
-  (CPP_WRITTEN (PFILE) + (size_t)(N) > (PFILE)->token_buffer_size \
-   && (cpp_grow_buffer (PFILE, N), 0))
-
-/* Append string STR (of length N) to PFILE's output buffer.
-   Assume there is enough space. */
-#define CPP_PUTS_Q(PFILE, STR, N) \
-  (bcopy (STR, (PFILE)->limit, (N)), (PFILE)->limit += (N))
-/* Append string STR (of length N) to PFILE's output buffer.  Make space. */
-#define CPP_PUTS(PFILE, STR, N) CPP_RESERVE(PFILE, N), CPP_PUTS_Q(PFILE, STR,N)
-/* Append character CH to PFILE's output buffer.  Assume sufficient space. */
-#define CPP_PUTC_Q(PFILE, CH) (*(PFILE)->limit++ = (CH))
-/* Append character CH to PFILE's output buffer.  Make space if need be. */
-#define CPP_PUTC(PFILE, CH) (CPP_RESERVE (PFILE, 1), CPP_PUTC_Q (PFILE, CH))
-/* Make sure PFILE->limit is followed by '\0'. */
-#define CPP_NUL_TERMINATE_Q(PFILE) (*(PFILE)->limit = 0)
-#define CPP_NUL_TERMINATE(PFILE) (CPP_RESERVE(PFILE, 1), *(PFILE)->limit = 0)
-#define CPP_ADJUST_WRITTEN(PFILE,DELTA) ((PFILE)->limit += (DELTA))
-#define CPP_SET_WRITTEN(PFILE,N) ((PFILE)->limit = (PFILE)->token_buffer + (N))
-
-#define CPP_OPTIONS(PFILE) ((PFILE)->opts)
-
-#define CPP_BUFFER(PFILE) ((PFILE)->buffer)
-#define CPP_PREV_BUFFER(BUFFER) ((BUFFER)+1)
-/* The bottom of the buffer stack. */
-#define CPP_NULL_BUFFER(PFILE) (&(PFILE)->buffer_stack[CPP_STACK_MAX])
-
-/* Pointed to by cpp_reader.opts. */
-struct cpp_options {
-  char *in_fname;
-
-  /* Name of output file, for error messages.  */
-  char *out_fname;
-
-  struct file_name_map_list *map_list;
-
-  /* Non-0 means -v, so print the full set of include dirs.  */
-  char verbose;
-
-  /* Nonzero means use extra default include directories for C++.  */
-
-  char cplusplus;
-
-  /* Nonzero means handle cplusplus style comments */
-
-  char cplusplus_comments;
-
-  /* Nonzero means handle #import, for objective C.  */
-
-  char objc;
-
-  /* Nonzero means this is an assembly file, and allow
-     unknown directives, which could be comments.  */
-
-  int lang_asm;
-
-  /* Nonzero means turn NOTREACHED into #pragma NOTREACHED etc */
-
-  char for_lint;
-
-  /* Nonzero means handle CHILL comment syntax
-     and output CHILL string delimiter for __DATE___ etc. */
-
-  char chill;
-
-  /* Nonzero means copy comments into the output file.  */
-
-  char put_out_comments;
-
-  /* Nonzero means don't process the ANSI trigraph sequences.  */
-
-  char no_trigraphs;
-
-  /* Nonzero means print the names of included files rather than
-     the preprocessed output.  1 means just the #include "...",
-     2 means #include <...> as well.  */
-
-  char print_deps;
-
-  /* Nonzero if missing .h files in -M output are assumed to be generated
-     files and not errors.  */
-
-  char print_deps_missing_files;
-
-  /* If true, fopen (deps_file, "a") else fopen (deps_file, "w"). */
-  char print_deps_append;
-
-  /* Nonzero means print names of header files (-H).  */
-
-  char print_include_names;
-
-  /* Nonzero means try to make failure to fit ANSI C an error.  */
-
-  char pedantic_errors;
-
-  /* Nonzero means don't print warning messages.  -w.  */
-
-  char inhibit_warnings;
-
-  /* Nonzero means warn if slash-star appears in a comment.  */
-
-  char warn_comments;
-
-  /* Nonzero means warn if there are any trigraphs.  */
-
-  char warn_trigraphs;
-
-  /* Nonzero means warn if #import is used.  */
-
-  char warn_import;
-
-  /* Nonzero means warn if a macro argument is (or would be)
-     stringified with -traditional.  */
-
-  char warn_stringify;
-
-  /* Nonzero means turn warnings into errors.  */
-
-  char warnings_are_errors;
-
-  /* Nonzero causes output not to be done,
-     but directives such as #define that have side effects
-     are still obeyed.  */
-
-  char no_output;
-
-  /* Nonzero means we should look for header.gcc files that remap file
-     names.  */
-  char remap;
-
-  /* Nonzero means don't output line number information.  */
-
-  char no_line_commands;
-
-/* Nonzero means output the text in failing conditionals,
-   inside #failed ... #endfailed.  */
-
-  char output_conditionals;
-
-  /* Nonzero means -I- has been seen,
-     so don't look for #include "foo" the source-file directory.  */
-  char ignore_srcdir;
-
-  /* Zero means dollar signs are punctuation.
-     This used to be needed for conformance to the C Standard,
-     before the C Standard was corrected.  */
-  char dollars_in_ident;
-
-  /* Nonzero means try to imitate old fashioned non-ANSI preprocessor.  */
-  char traditional;
-
-  /* Nonzero means warn if undefined identifiers are evaluated in an #if.  */
-  char warn_undef;
-
-  /* Nonzero for the 1989 C Standard, including corrigenda and amendments.  */
-  char c89;
-
-  /* Nonzero means give all the error messages the ANSI standard requires.  */
-  char pedantic;
-
-  char done_initializing;
-
-  /* Search paths for include files.  system_include, after_include are
-     only used during option parsing. */
-  struct file_name_list *quote_include;	 /* First dir to search for "file" */
-  struct file_name_list *bracket_include;/* First dir to search for <file> */
-  struct file_name_list *system_include; /* First dir with system headers  */
-  struct file_name_list *after_include;  /* Headers to search after system */
-
-  /* Directory prefix that should replace `/usr' in the standard
-     include file directories.  */
-  char *include_prefix;
-
-  char inhibit_predefs;
-  char no_standard_includes;
-  char no_standard_cplusplus_includes;
-
-/* dump_only means inhibit output of the preprocessed text
-             and instead output the definitions of all user-defined
-             macros in a form suitable for use as input to cccp.
-   dump_names means pass #define and the macro name through to output.
-   dump_definitions means pass the whole definition (plus #define) through
-*/
-
-  enum {dump_none = 0, dump_only, dump_names, dump_definitions}
-     dump_macros;
-
-/* Nonzero means pass all #define and #undef directives which we actually
-   process through to the output stream.  This feature is used primarily
-   to allow cc1 to record the #defines and #undefs for the sake of
-   debuggers which understand about preprocessor macros, but it may
-   also be useful with -E to figure out how symbols are defined, and
-   where they are defined.  */
-  int debug_output;
-
-  /* Nonzero means pass #include lines through to the output,
-     even if they are ifdefed out.  */
-  int dump_includes;
-
-  /* Pending -D, -U and -A options, in reverse order. */
-  struct cpp_pending *pending;
-
-  /* File name which deps are being written to.
-     This is 0 if deps are being written to stdout.  */
-  char *deps_file;
-
-  /* Target-name to write with the dependency information.  */
-  char *deps_target;
-};
-
-#define CPP_TRADITIONAL(PFILE) (CPP_OPTIONS(PFILE)-> traditional)
-#define CPP_WARN_UNDEF(PFILE) (CPP_OPTIONS(PFILE)->warn_undef)
-#define CPP_C89(PFILE) (CPP_OPTIONS(PFILE)->c89)
-#define CPP_PEDANTIC(PFILE) (CPP_OPTIONS (PFILE)->pedantic)
-#define CPP_PRINT_DEPS(PFILE) (CPP_OPTIONS (PFILE)->print_deps)
-
-/* List of directories to look for include files in. */
-struct file_name_list
-{
-  struct file_name_list *next;
-  struct file_name_list *alloc; /* for the cache of
-				   current directory entries */
-  char *name;
-  unsigned int nlen;
-  /* We use these to tell if the directory mentioned here is a duplicate
-     of an earlier directory on the search path. */
-  ino_t ino;
-  dev_t dev;
-  /* If the following is nonzero, it is a C-language system include
-     directory.  */
-  int sysp;
-  /* Mapping of file names for this directory.
-     Only used on MS-DOS and related platforms. */
-  struct file_name_map *name_map;
-};
-#define ABSOLUTE_PATH ((struct file_name_list *)-1)
-
-/* This structure is used for the table of all includes.  It is
-   indexed by the `short name' (the name as it appeared in the
-   #include statement) which is stored in *nshort.  */
-struct include_hash
-{
-  struct include_hash *next;
-  /* Next file with the same short name but a
-     different (partial) pathname). */
-  struct include_hash *next_this_file;
-
-  /* Location of the file in the include search path.
-     Used for include_next */
-  struct file_name_list *foundhere;
-  char *name;		/* (partial) pathname of file */
-  char *nshort;		/* name of file as referenced in #include */
-  char *control_macro;	/* macro, if any, preventing reinclusion - see
-			   redundant_include_p */
-  char *buf, *limit;	/* for file content cache, not yet implemented */
-};
-    
-/* If a buffer's dir field is SELF_DIR_DUMMY, it means the file was found
-   via the same directory as the file that #included it.  */
-#define SELF_DIR_DUMMY ((struct file_name_list *) (~0))
-
-    
-/* Name under which this program was invoked.  */
-
-extern char *progname;
-
-/* The structure of a node in the hash table.  The hash table
-   has entries for all tokens defined by #define commands (type T_MACRO),
-   plus some special tokens like __LINE__ (these each have their own
-   type, and the appropriate code is run when that type of node is seen.
-   It does not contain control words like "#define", which are recognized
-   by a separate piece of code. */
-
-/* different flavors of hash nodes --- also used in keyword table */
-enum node_type {
- T_DEFINE = 1,	/* the `#define' keyword */
- T_INCLUDE,	/* the `#include' keyword */
- T_INCLUDE_NEXT, /* the `#include_next' keyword */
- T_IMPORT,      /* the `#import' keyword */
- T_IFDEF,	/* the `#ifdef' keyword */
- T_IFNDEF,	/* the `#ifndef' keyword */
- T_IF,		/* the `#if' keyword */
- T_ELSE,	/* `#else' */
- T_PRAGMA,	/* `#pragma' */
- T_ELIF,	/* `#elif' */
- T_UNDEF,	/* `#undef' */
- T_LINE,	/* `#line' */
- T_ERROR,	/* `#error' */
- T_WARNING,	/* `#warning' */
- T_ENDIF,	/* `#endif' */
- T_SCCS,	/* `#sccs', used on system V.  */
- T_IDENT,	/* `#ident', used on system V.  */
- T_ASSERT,	/* `#assert', taken from system V.  */
- T_UNASSERT,	/* `#unassert', taken from system V.  */
- T_SPECLINE,	/* special symbol `__LINE__' */
- T_DATE,	/* `__DATE__' */
- T_FILE,	/* `__FILE__' */
- T_BASE_FILE,	/* `__BASE_FILE__' */
- T_INCLUDE_LEVEL, /* `__INCLUDE_LEVEL__' */
- T_VERSION,	/* `__VERSION__' */
- T_SIZE_TYPE,   /* `__SIZE_TYPE__' */
- T_PTRDIFF_TYPE,   /* `__PTRDIFF_TYPE__' */
- T_WCHAR_TYPE,   /* `__WCHAR_TYPE__' */
- T_REGISTER_PREFIX_TYPE,   /* `__REGISTER_PREFIX__' */
- T_TIME,	/* `__TIME__' */
- T_CONST,	/* Constant value, used by `__STDC__' */
- T_MACRO,	/* macro defined by `#define' */
- T_DISABLED,	/* macro temporarily turned off for rescan */
- T_SPEC_DEFINED, /* special `defined' macro for use in #if statements */
- T_PCSTRING,	/* precompiled string (hashval is KEYDEF *) */
- T_UNUSED	/* Used for something not defined.  */
- };
-
-/* Structure returned by create_definition */
-typedef struct macrodef MACRODEF;
-struct macrodef
-{
-  struct definition *defn;
-  unsigned char *symnam;
-  int symlen;
-};
-
-/* Structure allocated for every #define.  For a simple replacement
-   such as
-   	#define foo bar ,
-   nargs = -1, the `pattern' list is null, and the expansion is just
-   the replacement text.  Nargs = 0 means a functionlike macro with no args,
-   e.g.,
-       #define getchar() getc (stdin) .
-   When there are args, the expansion is the replacement text with the
-   args squashed out, and the reflist is a list describing how to
-   build the output from the input: e.g., "3 chars, then the 1st arg,
-   then 9 chars, then the 3rd arg, then 0 chars, then the 2nd arg".
-   The chars here come from the expansion.  Whatever is left of the
-   expansion after the last arg-occurrence is copied after that arg.
-   Note that the reflist can be arbitrarily long---
-   its length depends on the number of times the arguments appear in
-   the replacement text, not how many args there are.  Example:
-   #define f(x) x+x+x+x+x+x+x would have replacement text "++++++" and
-   pattern list
-     { (0, 1), (1, 1), (1, 1), ..., (1, 1), NULL }
-   where (x, y) means (nchars, argno). */
-
-typedef struct definition DEFINITION;
-struct definition {
-  int nargs;
-  int length;			/* length of expansion string */
-  int predefined;		/* True if the macro was builtin or */
-				/* came from the command line */
-  unsigned char *expansion;
-  int line;			/* Line number of definition */
-  char *file;			/* File of definition */
-  char rest_args;		/* Nonzero if last arg. absorbs the rest */
-  struct reflist {
-    struct reflist *next;
-    char stringify;		/* nonzero if this arg was preceded by a
-				   # operator. */
-    char raw_before;		/* Nonzero if a ## operator before arg. */
-    char raw_after;		/* Nonzero if a ## operator after arg. */
-    char rest_args;		/* Nonzero if this arg. absorbs the rest */
-    int nchars;			/* Number of literal chars to copy before
-				   this arg occurrence.  */
-    int argno;			/* Number of arg to substitute (origin-0) */
-  } *pattern;
-  union {
-    /* Names of macro args, concatenated in reverse order
-       with comma-space between them.
-       The only use of this is that we warn on redefinition
-       if this differs between the old and new definitions.  */
-    unsigned char *argnames;
-  } args;
-};
-
-extern unsigned char is_idchar[256];
-extern unsigned char is_hor_space[256];
-extern unsigned char is_space[256];
-
-/* Stack of conditionals currently in progress
-   (including both successful and failing conditionals).  */
-
-struct if_stack {
-  struct if_stack *next;	/* for chaining to the next stack frame */
-  char *fname;		/* copied from input when frame is made */
-  int lineno;			/* similarly */
-  int if_succeeded;		/* true if a leg of this if-group
-				    has been passed through rescan */
-  unsigned char *control_macro;	/* For #ifndef at start of file,
-				   this is the macro name tested.  */
-  enum node_type type;		/* type of last directive seen in this group */
-};
-typedef struct if_stack IF_STACK_FRAME;
-
-/* Find the largest host integer type and set its size and type.
-   Watch out: on some crazy hosts `long' is shorter than `int'.  */
-
-#ifndef HOST_WIDE_INT
-#include "machmode.h"
-#endif
-
-extern void cpp_buf_line_and_col (cpp_buffer *, long *, long *);
-extern cpp_buffer* cpp_file_buffer (cpp_reader *);
-extern void cpp_define (cpp_reader*, unsigned char *);
-
-extern void cpp_error (cpp_reader *, const char *, ...)
-  ATTRIBUTE_PRINTF_2;
-extern void cpp_warning (cpp_reader *, const char *, ...)
-  ATTRIBUTE_PRINTF_2;
-extern void cpp_pedwarn (cpp_reader *, const char *, ...)
-  ATTRIBUTE_PRINTF_2;
-extern void cpp_error_with_line (cpp_reader *, int, int, const char *, ...)
-  ATTRIBUTE_PRINTF_4;
-extern void cpp_pedwarn_with_line (cpp_reader *, int, int, const char *, ...)
-  ATTRIBUTE_PRINTF_4;
-extern void cpp_pedwarn_with_file_and_line (cpp_reader *, char *, int, const char *, ...)
-  ATTRIBUTE_PRINTF_4;
-extern void cpp_message_from_errno (cpp_reader *, int, const char *);
-extern void cpp_error_from_errno (cpp_reader *, const char *);
-extern void cpp_perror_with_name (cpp_reader *, const char *);
-extern void v_cpp_message (cpp_reader *, int, const char *, va_list);
-
-extern void cpp_grow_buffer (cpp_reader *, long);
-extern HOST_WIDE_INT cpp_parse_escape (cpp_reader *, char **, HOST_WIDE_INT);
-extern cpp_buffer *cpp_push_buffer (cpp_reader *,
-					    unsigned char *, long);
-extern cpp_buffer *cpp_pop_buffer (cpp_reader *);
-
-extern cpp_hashnode *cpp_lookup (cpp_reader *, const unsigned char *,
-					 int, int);
-extern void cpp_reader_init (cpp_reader *);
-extern void cpp_options_init (cpp_options *);
-extern int cpp_start_read (cpp_reader *, char *);
-extern int cpp_read_check_assertion (cpp_reader *);
-extern int scan_decls (cpp_reader *, int, char **);
-extern void skip_rest_of_line (cpp_reader *);
-extern void cpp_finish (cpp_reader *);
-
-/* From cpperror.c */
-extern void cpp_fatal (cpp_reader *, const char *, ...)
-  ATTRIBUTE_PRINTF_2;
-extern void cpp_message (cpp_reader *, int, const char *, ...)
-  ATTRIBUTE_PRINTF_3;
-extern void cpp_pfatal_with_name (cpp_reader *, const char *);
-extern void cpp_file_line_for_message (cpp_reader *, char *, int, int);
-extern void cpp_print_containing_files (cpp_reader *);
-
-/* In cppfiles.c */
-extern void append_include_chain	(cpp_reader *,
-						struct file_name_list **,
-						const char *, int);
-extern void merge_include_chains	(struct cpp_options *);
-extern int find_include_file		(cpp_reader *, char *,
-						struct file_name_list *,
-						struct include_hash **,
-						int *);
-extern int finclude			(cpp_reader *, int,
-					        struct include_hash *);
-extern void deps_output			(cpp_reader *, char *, int);
-extern struct include_hash *include_hash (cpp_reader *, char *, int);
-
-#ifndef INCLUDE_LEN_FUDGE
-#define INCLUDE_LEN_FUDGE 0
-#endif
-
-    
-#ifdef __cplusplus
-}
-#endif
-#endif /* __GCC_CPPLIB__ */
-