/* Definitions for CPP library.
- Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+ Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
Written by Per Bothner, 1994-95.
typedef struct cpp_hashnode cpp_hashnode;
typedef struct cpp_macro cpp_macro;
typedef struct cpp_callbacks cpp_callbacks;
-typedef struct cpp_path cpp_path;
+typedef struct cpp_dir cpp_dir;
struct answer;
-struct file_name_map_list;
+struct _cpp_file;
/* The first three groups, apart from '=', can appear in preprocessor
expressions (+= and -= are used to indicate unary + and - resp.).
OP(CPP_ATSIGN, "@") /* used in Objective-C */ \
\
TK(CPP_NAME, SPELL_IDENT) /* word */ \
- TK(CPP_NUMBER, SPELL_NUMBER) /* 34_be+ta */ \
+ TK(CPP_AT_NAME, SPELL_IDENT) /* @word - Objective-C */ \
+ TK(CPP_NUMBER, SPELL_LITERAL) /* 34_be+ta */ \
\
- TK(CPP_CHAR, SPELL_STRING) /* 'char' */ \
- TK(CPP_WCHAR, SPELL_STRING) /* L'char' */ \
- TK(CPP_OTHER, SPELL_NUMBER) /* stray punctuation */ \
+ TK(CPP_CHAR, SPELL_LITERAL) /* 'char' */ \
+ TK(CPP_WCHAR, SPELL_LITERAL) /* L'char' */ \
+ TK(CPP_OTHER, SPELL_LITERAL) /* stray punctuation */ \
\
- TK(CPP_STRING, SPELL_STRING) /* "string" */ \
- TK(CPP_WSTRING, SPELL_STRING) /* L"string" */ \
- TK(CPP_HEADER_NAME, SPELL_STRING) /* <stdio.h> in #include */ \
+ TK(CPP_STRING, SPELL_LITERAL) /* "string" */ \
+ TK(CPP_WSTRING, SPELL_LITERAL) /* L"string" */ \
+ TK(CPP_OBJC_STRING, SPELL_LITERAL) /* @"string" - Objective-C */ \
+ TK(CPP_HEADER_NAME, SPELL_LITERAL) /* <stdio.h> in #include */ \
\
- TK(CPP_COMMENT, SPELL_NUMBER) /* Only if output comments. */ \
- /* SPELL_NUMBER happens to DTRT. */ \
+ TK(CPP_COMMENT, SPELL_LITERAL) /* Only if output comments. */ \
+ /* SPELL_LITERAL happens to DTRT. */ \
TK(CPP_MACRO_ARG, SPELL_NONE) /* Macro argument. */ \
TK(CPP_PADDING, SPELL_NONE) /* Whitespace for cpp0. */
occupy 16 bytes on 32-bit hosts and 24 bytes on 64-bit hosts. */
struct cpp_token
{
- unsigned int line; /* Logical line of first char of token. */
- unsigned short col; /* Column of first char of token. */
+ source_location src_loc; /* Location of first char of token. */
ENUM_BITFIELD(cpp_ttype) type : CHAR_BIT; /* token type */
unsigned char flags; /* flags - see above */
/* A type wide enough to hold any multibyte source character.
cpplib's character constant interpreter requires an unsigned type.
- Also, a typedef for the signed equivalent. */
-#ifndef MAX_WCHAR_TYPE_SIZE
-# define MAX_WCHAR_TYPE_SIZE WCHAR_TYPE_SIZE
-#endif
-#if CHAR_BIT * SIZEOF_INT >= MAX_WCHAR_TYPE_SIZE
+ Also, a typedef for the signed equivalent.
+ The width of this type is capped at 32 bits; there do exist targets
+ where wchar_t is 64 bits, but only in a non-default mode, and there
+ would be no meaningful interpretation for a wchar_t value greater
+ than 2^32 anyway -- the widest wide-character encoding around is
+ ISO 10646, which stops at 2^31. */
+#if CHAR_BIT * SIZEOF_INT >= 32
# define CPPCHAR_SIGNED_T int
+#elif CHAR_BIT * SIZEOF_LONG >= 32
+# define CPPCHAR_SIGNED_T long
#else
-# if CHAR_BIT * SIZEOF_LONG >= MAX_WCHAR_TYPE_SIZE || !HAVE_LONG_LONG
-# define CPPCHAR_SIGNED_T long
-# else
-# define CPPCHAR_SIGNED_T long long
-# endif
+# error "Cannot find a least-32-bit signed integer type"
#endif
typedef unsigned CPPCHAR_SIGNED_T cppchar_t;
typedef CPPCHAR_SIGNED_T cppchar_signed_t;
/* Characters between tab stops. */
unsigned int tabstop;
- /* Map between header names and file names, used only on DOS where
- file names are limited in length. */
- struct file_name_map_list *map_list;
-
/* The language we're preprocessing. */
enum c_lang lang;
/* Nonzero means use extra default include directories for C++. */
unsigned char cplusplus;
- /* Nonzero means handle cplusplus style comments */
+ /* Nonzero means handle cplusplus style comments. */
unsigned char cplusplus_comments;
/* Nonzero means define __OBJC__, treat @ as a special token, and
/* Nonzero means warn if there are any trigraphs. */
unsigned char warn_trigraphs;
- /* Nonzero means warn if #import is used. */
- unsigned char warn_import;
-
/* Nonzero means warn about multicharacter charconsts. */
unsigned char warn_multichar;
promotions. */
unsigned char warn_num_sign_change;
+ /* Zero means don't warn about __VA_ARGS__ usage in c89 pedantic mode.
+ Presumably the usage is protected by the appropriate #ifdef. */
+ unsigned char warn_variadic_macros;
+
/* Nonzero means turn warnings into errors. */
unsigned char warnings_are_errors;
/* Zero means dollar signs are punctuation. */
unsigned char dollars_in_ident;
+ /* True if we should warn about dollars in identifiers or numbers
+ for this translation unit. */
+ unsigned char warn_dollars;
+
/* Nonzero means warn if undefined identifiers are evaluated in an #if. */
unsigned char warn_undef;
/* True for traditional preprocessing. */
unsigned char traditional;
+ /* Holds the name of the target (execution) character set. */
+ const char *narrow_charset;
+
+ /* Holds the name of the target wide character set. */
+ const char *wide_charset;
+
+ /* Holds the name of the input character set. */
+ const char *input_charset;
+
/* True to warn about precompiled header files we couldn't use. */
bool warn_invalid_pch;
/* True means chars (wide chars) are unsigned. */
bool unsigned_char, unsigned_wchar;
- /* True if target is EBCDIC. */
- bool EBCDIC;
+ /* True if the most significant byte in a word has the lowest
+ address in memory. */
+ bool bytes_big_endian;
/* Nonzero means __STDC__ should have the value 0 in system headers. */
unsigned char stdc_0_in_system_headers;
};
-/* Call backs. */
+/* Callback for header lookup for HEADER, which is the name of a
+ source file. It is used as a method of last resort to find headers
+ that are not otherwise found during the normal include processing.
+ The return value is the malloced name of a header to try and open,
+ if any, or NULL otherwise. This callback is called only if the
+ header is otherwise unfound. */
+typedef const char *(*missing_header_cb)(cpp_reader *, const char *header, cpp_dir **);
+
+/* Call backs to cpplib client. */
struct cpp_callbacks
{
/* Called when a new line of preprocessed output is started. */
- void (*line_change) PARAMS ((cpp_reader *, const cpp_token *, int));
- void (*file_change) PARAMS ((cpp_reader *, const struct line_map *));
- void (*include) PARAMS ((cpp_reader *, unsigned int,
- const unsigned char *, const char *, int));
- void (*define) PARAMS ((cpp_reader *, unsigned int, cpp_hashnode *));
- void (*undef) PARAMS ((cpp_reader *, unsigned int, cpp_hashnode *));
- void (*ident) PARAMS ((cpp_reader *, unsigned int, const cpp_string *));
- void (*def_pragma) PARAMS ((cpp_reader *, unsigned int));
- int (*valid_pch) PARAMS ((cpp_reader *, const char *, int));
- void (*read_pch) PARAMS ((cpp_reader *, const char *, int, const char *));
+ void (*line_change) (cpp_reader *, const cpp_token *, int);
+
+ /* Called when switching to/from a new file.
+ The line_map is for the new file. It is NULL if there is no new file.
+ (In C this happens when done with <built-in>+<command line> and also
+ when done with a main file.) This can be used for resource cleanup. */
+ void (*file_change) (cpp_reader *, const struct line_map *);
+
+ void (*dir_change) (cpp_reader *, const char *);
+ void (*include) (cpp_reader *, unsigned int, const unsigned char *,
+ const char *, int);
+ void (*define) (cpp_reader *, unsigned int, cpp_hashnode *);
+ void (*undef) (cpp_reader *, unsigned int, cpp_hashnode *);
+ void (*ident) (cpp_reader *, unsigned int, const cpp_string *);
+ void (*def_pragma) (cpp_reader *, unsigned int);
+ int (*valid_pch) (cpp_reader *, const char *, int);
+ void (*read_pch) (cpp_reader *, const char *, int, const char *);
+ missing_header_cb missing_header;
};
/* Chain of directories to look for include files in. */
-struct cpp_path
+struct cpp_dir
{
/* NULL-terminated singly-linked list. */
- struct cpp_path *next;
+ struct cpp_dir *next;
- /* NAME need not be NUL-terminated once inside cpplib. */
+ /* NAME of the directory, NUL-terminated. */
char *name;
unsigned int len;
"C" guards for C++. */
unsigned char sysp;
- /* Mapping of file names for this directory for MS-DOS and
- related platforms. */
- struct file_name_map *name_map;
-
+ /* Mapping of file names for this directory for MS-DOS and related
+ platforms. A NULL-terminated array of (from, to) pairs. */
+ const char **name_map;
+
+ /* Routine to construct pathname, given the search path name and the
+ HEADER we are trying to find, return a constructed pathname to
+ try and open. If this is NULL, the constructed pathname is as
+ constructed by append_file_to_dir. */
+ char *(*construct) (const char *header, cpp_dir *dir);
+
/* The C front end uses these to recognize duplicated
directories in the search path. */
ino_t ino;
#define NODE_DIAGNOSTIC (1 << 3) /* Possible diagnostic when lexed. */
#define NODE_WARN (1 << 4) /* Warn if redefined or undefined. */
#define NODE_DISABLED (1 << 5) /* A disabled macro. */
-#define NODE_MACRO_ARG (1 << 6) /* Used during #define processing. */
+#define NODE_MACRO_ARG (1 << 6) /* Used during #define processing. */
/* Different flavors of hash node. */
enum node_type
{
struct ht_identifier ident;
unsigned int is_directive : 1;
- unsigned int directive_index : 7; /* If is_directive,
+ unsigned int directive_index : 7; /* If is_directive,
then index into directive table.
- Otherwise, a NODE_OPERATOR. */
+ Otherwise, a NODE_OPERATOR. */
unsigned char rid_code; /* Rid code - for front ends. */
ENUM_BITFIELD(node_type) type : 8; /* CPP node type. */
unsigned char flags; /* CPP flags. */
union _cpp_hashnode_value
{
/* If a macro. */
- cpp_macro * GTY((skip (""))) macro;
+ cpp_macro * GTY((skip)) macro;
/* Answers to an assertion. */
- struct answer * GTY ((skip (""))) answers;
+ struct answer * GTY ((skip)) answers;
/* Code for a builtin macro. */
enum builtin_type GTY ((tag ("1"))) builtin;
/* Macro argument index. */
pointer. Otherwise you should pass in an initialized hash table
that cpplib will share; this technique is used by the C front
ends. */
-extern cpp_reader *cpp_create_reader PARAMS ((enum c_lang, struct ht *));
+extern cpp_reader *cpp_create_reader (enum c_lang, struct ht *,
+ struct line_maps *);
/* Call this to change the selected language standard (e.g. because of
command line options). */
-extern void cpp_set_lang PARAMS ((cpp_reader *, enum c_lang));
+extern void cpp_set_lang (cpp_reader *, enum c_lang);
/* Add a dependency TARGET. Quote it for "make" if QUOTE. Can be
called any number of times before cpp_read_main_file(). If no
targets have been added before cpp_read_main_file(), then the
default target is used. */
-extern void cpp_add_dependency_target PARAMS ((cpp_reader *,
- const char * target,
- int quote));
+extern void cpp_add_dependency_target (cpp_reader *, const char *, int);
/* Set the include paths. */
-extern void cpp_set_include_chains PARAMS ((cpp_reader *, cpp_path *,
- cpp_path *, int));
+extern void cpp_set_include_chains (cpp_reader *, cpp_dir *, cpp_dir *, int);
/* Call these to get pointers to the options and callback structures
for a given reader. These pointers are good until you call
cpp_finish on that reader. You can either edit the callbacks
through the pointer returned from cpp_get_callbacks, or set them
with cpp_set_callbacks. */
-extern cpp_options *cpp_get_options PARAMS ((cpp_reader *));
-extern const struct line_maps *cpp_get_line_maps PARAMS ((cpp_reader *));
-extern cpp_callbacks *cpp_get_callbacks PARAMS ((cpp_reader *));
-extern void cpp_set_callbacks PARAMS ((cpp_reader *, cpp_callbacks *));
+extern cpp_options *cpp_get_options (cpp_reader *);
+extern cpp_callbacks *cpp_get_callbacks (cpp_reader *);
+extern void cpp_set_callbacks (cpp_reader *, cpp_callbacks *);
/* This function reads the file, but does not start preprocessing. It
returns the name of the original file; this is the same as the
input file, except for preprocessed input. This will generate at
least one file change callback, and possibly a line change callback
too. If there was an error opening the file, it returns NULL. */
-extern const char *cpp_read_main_file PARAMS ((cpp_reader *, const char *));
+extern const char *cpp_read_main_file (cpp_reader *, const char *);
/* Set up built-ins like __FILE__. */
-extern void cpp_init_builtins PARAMS ((cpp_reader *));
+extern void cpp_init_builtins (cpp_reader *, int);
+
+/* This is called after options have been parsed, and partially
+ processed. */
+extern void cpp_post_options (cpp_reader *);
+
+/* Set up translation to the target character set. */
+extern void cpp_init_iconv (cpp_reader *);
/* Call this to finish preprocessing. If you requested dependency
generation, pass an open stream to write the information to,
otherwise NULL. It is your responsibility to close the stream.
Returns cpp_errors (pfile). */
-extern int cpp_finish PARAMS ((cpp_reader *, FILE *deps_stream));
+extern int cpp_finish (cpp_reader *, FILE *deps_stream);
/* Call this to release the handle at the end of preprocessing. Any
use of the handle after this function returns is invalid. Returns
cpp_errors (pfile). */
-extern void cpp_destroy PARAMS ((cpp_reader *));
+extern void cpp_destroy (cpp_reader *);
/* Error count. */
-extern unsigned int cpp_errors PARAMS ((cpp_reader *));
-
-extern unsigned int cpp_token_len PARAMS ((const cpp_token *));
-extern unsigned char *cpp_token_as_text PARAMS ((cpp_reader *,
- const cpp_token *));
-extern unsigned char *cpp_spell_token PARAMS ((cpp_reader *, const cpp_token *,
- unsigned char *));
-extern void cpp_register_pragma PARAMS ((cpp_reader *,
- const char *, const char *,
- void (*) PARAMS ((cpp_reader *))));
-
-extern int cpp_avoid_paste PARAMS ((cpp_reader *, const cpp_token *,
- const cpp_token *));
-extern const cpp_token *cpp_get_token PARAMS ((cpp_reader *));
-extern const unsigned char *cpp_macro_definition PARAMS ((cpp_reader *,
- const cpp_hashnode *));
-extern void _cpp_backup_tokens PARAMS ((cpp_reader *, unsigned int));
+extern unsigned int cpp_errors (cpp_reader *);
+
+extern unsigned int cpp_token_len (const cpp_token *);
+extern unsigned char *cpp_token_as_text (cpp_reader *, const cpp_token *);
+extern unsigned char *cpp_spell_token (cpp_reader *, const cpp_token *,
+ unsigned char *);
+extern void cpp_register_pragma (cpp_reader *, const char *, const char *,
+ void (*) (cpp_reader *));
+extern int cpp_avoid_paste (cpp_reader *, const cpp_token *,
+ const cpp_token *);
+extern const cpp_token *cpp_get_token (cpp_reader *);
+extern const unsigned char *cpp_macro_definition (cpp_reader *,
+ const cpp_hashnode *);
+extern void _cpp_backup_tokens (cpp_reader *, unsigned int);
/* Evaluate a CPP_CHAR or CPP_WCHAR token. */
-extern cppchar_t
-cpp_interpret_charconst PARAMS ((cpp_reader *, const cpp_token *,
- unsigned int *, int *));
+extern cppchar_t cpp_interpret_charconst (cpp_reader *, const cpp_token *,
+ unsigned int *, int *);
+/* Evaluate a vector of CPP_STRING or CPP_WSTRING tokens. */
+extern bool cpp_interpret_string (cpp_reader *,
+ const cpp_string *, size_t,
+ cpp_string *, bool);
+extern bool cpp_interpret_string_notranslate (cpp_reader *,
+ const cpp_string *, size_t,
+ cpp_string *, bool);
/* Used to register macros and assertions, perhaps from the command line.
The text is the same as the command line argument. */
-extern void cpp_define PARAMS ((cpp_reader *, const char *));
-extern void cpp_assert PARAMS ((cpp_reader *, const char *));
-extern void cpp_undef PARAMS ((cpp_reader *, const char *));
-extern void cpp_unassert PARAMS ((cpp_reader *, const char *));
+extern void cpp_define (cpp_reader *, const char *);
+extern void cpp_assert (cpp_reader *, const char *);
+extern void cpp_undef (cpp_reader *, const char *);
+extern void cpp_unassert (cpp_reader *, const char *);
+
+/* Undefine all macros and assertions. */
+extern void cpp_undef_all (cpp_reader *);
-extern cpp_buffer *cpp_push_buffer PARAMS ((cpp_reader *,
- const unsigned char *, size_t,
- int, int));
-extern int cpp_defined PARAMS ((cpp_reader *, const unsigned char *, int));
+extern cpp_buffer *cpp_push_buffer (cpp_reader *, const unsigned char *,
+ size_t, int);
+extern int cpp_defined (cpp_reader *, const unsigned char *, int);
/* A preprocessing number. Code assumes that any unused high bits of
the double integer are set to zero. */
/* Classify a CPP_NUMBER token. The return value is a combination of
the flags from the above sets. */
-extern unsigned cpp_classify_number PARAMS ((cpp_reader *, const cpp_token *));
+extern unsigned cpp_classify_number (cpp_reader *, const cpp_token *);
/* Evaluate a token classified as category CPP_N_INTEGER. */
-extern cpp_num cpp_interpret_integer PARAMS ((cpp_reader *, const cpp_token *,
- unsigned int type));
+extern cpp_num cpp_interpret_integer (cpp_reader *, const cpp_token *,
+ unsigned int type);
/* Sign extend a number, with PRECISION significant bits and all
others assumed clear, to fill out a cpp_num structure. */
-cpp_num cpp_num_sign_extend PARAMS ((cpp_num, size_t));
+cpp_num cpp_num_sign_extend (cpp_num, size_t);
/* Diagnostic levels. To get a diagnostic without associating a
position in the translation unit with it, use cpp_error_with_line
with a line number of zero. */
/* Warning, an error with -Werror. */
-#define DL_WARNING 0x00
-/* Same as DL_WARNING, except it is not suppressed in system headers. */
-#define DL_WARNING_SYSHDR 0x01
+#define CPP_DL_WARNING 0x00
+/* Same as CPP_DL_WARNING, except it is not suppressed in system headers. */
+#define CPP_DL_WARNING_SYSHDR 0x01
/* Warning, an error with -pedantic-errors or -Werror. */
-#define DL_PEDWARN 0x02
+#define CPP_DL_PEDWARN 0x02
/* An error. */
-#define DL_ERROR 0x03
+#define CPP_DL_ERROR 0x03
/* An internal consistency check failed. Prints "internal error: ",
- otherwise the same as DL_ERROR. */
-#define DL_ICE 0x04
+ otherwise the same as CPP_DL_ERROR. */
+#define CPP_DL_ICE 0x04
/* Extracts a diagnostic level from an int. */
-#define DL_EXTRACT(l) (l & 0xf)
+#define CPP_DL_EXTRACT(l) (l & 0xf)
/* Nonzero if a diagnostic level is one of the warnings. */
-#define DL_WARNING_P(l) (DL_EXTRACT (l) >= DL_WARNING \
- && DL_EXTRACT (l) <= DL_PEDWARN)
+#define CPP_DL_WARNING_P(l) (CPP_DL_EXTRACT (l) >= CPP_DL_WARNING \
+ && CPP_DL_EXTRACT (l) <= CPP_DL_PEDWARN)
/* N.B. The error-message-printer prototypes have not been nicely
formatted because exgettext needs to see 'msgid' on the same line
getting ridiculously oversized. */
/* Output a diagnostic of some kind. */
-extern void cpp_error PARAMS ((cpp_reader *, int, const char *msgid, ...))
+extern void cpp_error (cpp_reader *, int, const char *msgid, ...)
ATTRIBUTE_PRINTF_3;
-/* Output a diagnostic of severity LEVEL, with "MSG: " preceding the
+/* Output a diagnostic with "MSGID: " preceding the
error string of errno. No location is printed. */
-extern void cpp_errno PARAMS ((cpp_reader *, int level, const char *msg));
+extern void cpp_errno (cpp_reader *, int, const char *msgid);
/* Same as cpp_error, except additionally specifies a position as a
(translation unit) physical line and physical column. If the line is
zero, then no location is printed. */
-extern void cpp_error_with_line PARAMS ((cpp_reader *, int, unsigned, unsigned, const char *msgid, ...))
- ATTRIBUTE_PRINTF_5;
+extern void cpp_error_with_line (cpp_reader *, int, source_location, unsigned,
+ const char *msgid, ...) ATTRIBUTE_PRINTF_5;
/* In cpplex.c */
-extern int cpp_ideq PARAMS ((const cpp_token *,
- const char *));
-extern void cpp_output_line PARAMS ((cpp_reader *, FILE *));
-extern void cpp_output_token PARAMS ((const cpp_token *, FILE *));
-extern const char *cpp_type2name PARAMS ((enum cpp_ttype));
+extern int cpp_ideq (const cpp_token *, const char *);
+extern void cpp_output_line (cpp_reader *, FILE *);
+extern void cpp_output_token (const cpp_token *, FILE *);
+extern const char *cpp_type2name (enum cpp_ttype);
/* Returns the value of an escape sequence, truncated to the correct
target precision. PSTR points to the input pointer, which is just
after the backslash. LIMIT is how much text we have. WIDE is true
if the escape sequence is part of a wide character constant or
string literal. Handles all relevant diagnostics. */
-extern cppchar_t cpp_parse_escape PARAMS ((cpp_reader *,
- const unsigned char ** pstr,
- const unsigned char *limit,
- int wide));
+extern cppchar_t cpp_parse_escape (cpp_reader *, const unsigned char ** pstr,
+ const unsigned char *limit, int wide);
/* In cpphash.c */
/* Lookup an identifier in the hashtable. Puts the identifier in the
table if it is not already there. */
-extern cpp_hashnode *cpp_lookup PARAMS ((cpp_reader *,
- const unsigned char *,
- unsigned int));
+extern cpp_hashnode *cpp_lookup (cpp_reader *, const unsigned char *,
+ unsigned int);
-typedef int (*cpp_cb) PARAMS ((cpp_reader *, cpp_hashnode *, void *));
-extern void cpp_forall_identifiers PARAMS ((cpp_reader *,
- cpp_cb, void *));
+typedef int (*cpp_cb) (cpp_reader *, cpp_hashnode *, void *);
+extern void cpp_forall_identifiers (cpp_reader *, cpp_cb, void *);
/* In cppmacro.c */
-extern void cpp_scan_nooutput PARAMS ((cpp_reader *));
-extern int cpp_sys_macro_p PARAMS ((cpp_reader *));
-extern unsigned char *cpp_quote_string PARAMS ((unsigned char *,
- const unsigned char *,
- unsigned int));
+extern void cpp_scan_nooutput (cpp_reader *);
+extern int cpp_sys_macro_p (cpp_reader *);
+extern unsigned char *cpp_quote_string (unsigned char *, const unsigned char *,
+ unsigned int);
/* In cppfiles.c */
-extern int cpp_included PARAMS ((cpp_reader *, const char *));
-extern void cpp_make_system_header PARAMS ((cpp_reader *, int, int));
-extern void cpp_simplify_path PARAMS ((char *));
-extern bool cpp_push_include PARAMS ((cpp_reader *, const char *));
-extern void cpp_change_file PARAMS ((cpp_reader *, enum lc_reason,
- const char *));
+extern bool cpp_included (cpp_reader *, const char *);
+extern void cpp_make_system_header (cpp_reader *, int, int);
+extern bool cpp_push_include (cpp_reader *, const char *);
+extern void cpp_change_file (cpp_reader *, enum lc_reason, const char *);
+extern const char *cpp_get_path (struct _cpp_file *);
+extern cpp_dir *cpp_get_dir (struct _cpp_file *);
+extern cpp_buffer *cpp_get_buffer (cpp_reader *);
+extern struct _cpp_file *cpp_get_file (cpp_buffer *);
+extern cpp_buffer *cpp_get_prev (cpp_buffer *);
/* In cpppch.c */
struct save_macro_data;
-extern int cpp_save_state PARAMS ((cpp_reader *, FILE *));
-extern int cpp_write_pch_deps PARAMS ((cpp_reader *, FILE *));
-extern int cpp_write_pch_state PARAMS ((cpp_reader *, FILE *));
-extern int cpp_valid_state PARAMS ((cpp_reader *, const char *, int));
-extern void cpp_prepare_state PARAMS ((cpp_reader *,
- struct save_macro_data **));
-extern int cpp_read_state PARAMS ((cpp_reader *, const char *, FILE *,
- struct save_macro_data *));
+extern int cpp_save_state (cpp_reader *, FILE *);
+extern int cpp_write_pch_deps (cpp_reader *, FILE *);
+extern int cpp_write_pch_state (cpp_reader *, FILE *);
+extern int cpp_valid_state (cpp_reader *, const char *, int);
+extern void cpp_prepare_state (cpp_reader *, struct save_macro_data **);
+extern int cpp_read_state (cpp_reader *, const char *, FILE *,
+ struct save_macro_data *);
#ifdef __cplusplus
}
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