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- from Rev 816 to Rev 826
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Rev 816 → Rev 826
/cpplib.h
0,0 → 1,946
/* Definitions for CPP library. |
Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, |
2004, 2005, 2007, 2008, 2009 |
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 3, 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; see the file COPYING3. If not see |
<http://www.gnu.org/licenses/>. |
|
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 LIBCPP_CPPLIB_H |
#define LIBCPP_CPPLIB_H |
|
#include <sys/types.h> |
#include "symtab.h" |
#include "line-map.h" |
|
typedef struct cpp_reader cpp_reader; |
typedef struct cpp_buffer cpp_buffer; |
typedef struct cpp_options cpp_options; |
typedef struct cpp_token cpp_token; |
typedef struct cpp_string cpp_string; |
typedef struct cpp_hashnode cpp_hashnode; |
typedef struct cpp_macro cpp_macro; |
typedef struct cpp_callbacks cpp_callbacks; |
typedef struct cpp_dir cpp_dir; |
|
struct answer; |
struct _cpp_file; |
|
/* The first three groups, apart from '=', can appear in preprocessor |
expressions (+= and -= are used to indicate unary + and - resp.). |
This allows a lookup table to be implemented in _cpp_parse_expr. |
|
The first group, to CPP_LAST_EQ, can be immediately followed by an |
'='. The lexer needs operators ending in '=', like ">>=", to be in |
the same order as their counterparts without the '=', like ">>". |
|
See the cpp_operator table optab in expr.c if you change the order or |
add or remove anything in the first group. */ |
|
#define TTYPE_TABLE \ |
OP(EQ, "=") \ |
OP(NOT, "!") \ |
OP(GREATER, ">") /* compare */ \ |
OP(LESS, "<") \ |
OP(PLUS, "+") /* math */ \ |
OP(MINUS, "-") \ |
OP(MULT, "*") \ |
OP(DIV, "/") \ |
OP(MOD, "%") \ |
OP(AND, "&") /* bit ops */ \ |
OP(OR, "|") \ |
OP(XOR, "^") \ |
OP(RSHIFT, ">>") \ |
OP(LSHIFT, "<<") \ |
\ |
OP(COMPL, "~") \ |
OP(AND_AND, "&&") /* logical */ \ |
OP(OR_OR, "||") \ |
OP(QUERY, "?") \ |
OP(COLON, ":") \ |
OP(COMMA, ",") /* grouping */ \ |
OP(OPEN_PAREN, "(") \ |
OP(CLOSE_PAREN, ")") \ |
TK(EOF, NONE) \ |
OP(EQ_EQ, "==") /* compare */ \ |
OP(NOT_EQ, "!=") \ |
OP(GREATER_EQ, ">=") \ |
OP(LESS_EQ, "<=") \ |
\ |
/* These two are unary + / - in preprocessor expressions. */ \ |
OP(PLUS_EQ, "+=") /* math */ \ |
OP(MINUS_EQ, "-=") \ |
\ |
OP(MULT_EQ, "*=") \ |
OP(DIV_EQ, "/=") \ |
OP(MOD_EQ, "%=") \ |
OP(AND_EQ, "&=") /* bit ops */ \ |
OP(OR_EQ, "|=") \ |
OP(XOR_EQ, "^=") \ |
OP(RSHIFT_EQ, ">>=") \ |
OP(LSHIFT_EQ, "<<=") \ |
/* Digraphs together, beginning with CPP_FIRST_DIGRAPH. */ \ |
OP(HASH, "#") /* digraphs */ \ |
OP(PASTE, "##") \ |
OP(OPEN_SQUARE, "[") \ |
OP(CLOSE_SQUARE, "]") \ |
OP(OPEN_BRACE, "{") \ |
OP(CLOSE_BRACE, "}") \ |
/* The remainder of the punctuation. Order is not significant. */ \ |
OP(SEMICOLON, ";") /* structure */ \ |
OP(ELLIPSIS, "...") \ |
OP(PLUS_PLUS, "++") /* increment */ \ |
OP(MINUS_MINUS, "--") \ |
OP(DEREF, "->") /* accessors */ \ |
OP(DOT, ".") \ |
OP(SCOPE, "::") \ |
OP(DEREF_STAR, "->*") \ |
OP(DOT_STAR, ".*") \ |
OP(ATSIGN, "@") /* used in Objective-C */ \ |
\ |
TK(NAME, IDENT) /* word */ \ |
TK(AT_NAME, IDENT) /* @word - Objective-C */ \ |
TK(NUMBER, LITERAL) /* 34_be+ta */ \ |
\ |
TK(CHAR, LITERAL) /* 'char' */ \ |
TK(WCHAR, LITERAL) /* L'char' */ \ |
TK(CHAR16, LITERAL) /* u'char' */ \ |
TK(CHAR32, LITERAL) /* U'char' */ \ |
TK(OTHER, LITERAL) /* stray punctuation */ \ |
\ |
TK(STRING, LITERAL) /* "string" */ \ |
TK(WSTRING, LITERAL) /* L"string" */ \ |
TK(STRING16, LITERAL) /* u"string" */ \ |
TK(STRING32, LITERAL) /* U"string" */ \ |
TK(UTF8STRING, LITERAL) /* u8"string" */ \ |
TK(OBJC_STRING, LITERAL) /* @"string" - Objective-C */ \ |
TK(HEADER_NAME, LITERAL) /* <stdio.h> in #include */ \ |
\ |
TK(COMMENT, LITERAL) /* Only if output comments. */ \ |
/* SPELL_LITERAL happens to DTRT. */ \ |
TK(MACRO_ARG, NONE) /* Macro argument. */ \ |
TK(PRAGMA, NONE) /* Only for deferred pragmas. */ \ |
TK(PRAGMA_EOL, NONE) /* End-of-line for deferred pragmas. */ \ |
TK(PADDING, NONE) /* Whitespace for -E. */ |
|
#define OP(e, s) CPP_ ## e, |
#define TK(e, s) CPP_ ## e, |
enum cpp_ttype |
{ |
TTYPE_TABLE |
N_TTYPES, |
|
/* Positions in the table. */ |
CPP_LAST_EQ = CPP_LSHIFT, |
CPP_FIRST_DIGRAPH = CPP_HASH, |
CPP_LAST_PUNCTUATOR= CPP_ATSIGN, |
CPP_LAST_CPP_OP = CPP_LESS_EQ |
}; |
#undef OP |
#undef TK |
|
/* C language kind, used when calling cpp_create_reader. */ |
enum c_lang {CLK_GNUC89 = 0, CLK_GNUC99, CLK_STDC89, CLK_STDC94, CLK_STDC99, |
CLK_GNUCXX, CLK_CXX98, CLK_GNUCXX0X, CLK_CXX0X, CLK_ASM}; |
|
/* Payload of a NUMBER, STRING, CHAR or COMMENT token. */ |
struct GTY(()) cpp_string { |
unsigned int len; |
const unsigned char *text; |
}; |
|
/* Flags for the cpp_token structure. */ |
#define PREV_WHITE (1 << 0) /* If whitespace before this token. */ |
#define DIGRAPH (1 << 1) /* If it was a digraph. */ |
#define STRINGIFY_ARG (1 << 2) /* If macro argument to be stringified. */ |
#define PASTE_LEFT (1 << 3) /* If on LHS of a ## operator. */ |
#define NAMED_OP (1 << 4) /* C++ named operators. */ |
#define NO_EXPAND (1 << 5) /* Do not macro-expand this token. */ |
#define BOL (1 << 6) /* Token at beginning of line. */ |
#define PURE_ZERO (1 << 7) /* Single 0 digit, used by the C++ frontend, |
set in c-lex.c. */ |
#define SP_DIGRAPH (1 << 8) /* # or ## token was a digraph. */ |
#define SP_PREV_WHITE (1 << 9) /* If whitespace before a ## |
operator, or before this token |
after a # operator. */ |
|
/* Specify which field, if any, of the cpp_token union is used. */ |
|
enum cpp_token_fld_kind { |
CPP_TOKEN_FLD_NODE, |
CPP_TOKEN_FLD_SOURCE, |
CPP_TOKEN_FLD_STR, |
CPP_TOKEN_FLD_ARG_NO, |
CPP_TOKEN_FLD_TOKEN_NO, |
CPP_TOKEN_FLD_PRAGMA, |
CPP_TOKEN_FLD_NONE |
}; |
|
/* A macro argument in the cpp_token union. */ |
struct GTY(()) cpp_macro_arg { |
/* Argument number. */ |
unsigned int arg_no; |
}; |
|
/* An identifier in the cpp_token union. */ |
struct GTY(()) cpp_identifier { |
/* The canonical (UTF-8) spelling of the identifier. */ |
cpp_hashnode * |
GTY ((nested_ptr (union tree_node, |
"%h ? CPP_HASHNODE (GCC_IDENT_TO_HT_IDENT (%h)) : NULL", |
"%h ? HT_IDENT_TO_GCC_IDENT (HT_NODE (%h)) : NULL"))) |
node; |
}; |
|
/* A preprocessing token. This has been carefully packed and should |
occupy 16 bytes on 32-bit hosts and 24 bytes on 64-bit hosts. */ |
struct GTY(()) cpp_token { |
source_location src_loc; /* Location of first char of token. */ |
ENUM_BITFIELD(cpp_ttype) type : CHAR_BIT; /* token type */ |
unsigned short flags; /* flags - see above */ |
|
union cpp_token_u |
{ |
/* An identifier. */ |
struct cpp_identifier GTY ((tag ("CPP_TOKEN_FLD_NODE"))) node; |
|
/* Inherit padding from this token. */ |
cpp_token * GTY ((tag ("CPP_TOKEN_FLD_SOURCE"))) source; |
|
/* A string, or number. */ |
struct cpp_string GTY ((tag ("CPP_TOKEN_FLD_STR"))) str; |
|
/* Argument no. for a CPP_MACRO_ARG. */ |
struct cpp_macro_arg GTY ((tag ("CPP_TOKEN_FLD_ARG_NO"))) macro_arg; |
|
/* Original token no. for a CPP_PASTE (from a sequence of |
consecutive paste tokens in a macro expansion). */ |
unsigned int GTY ((tag ("CPP_TOKEN_FLD_TOKEN_NO"))) token_no; |
|
/* Caller-supplied identifier for a CPP_PRAGMA. */ |
unsigned int GTY ((tag ("CPP_TOKEN_FLD_PRAGMA"))) pragma; |
} GTY ((desc ("cpp_token_val_index (&%1)"))) val; |
}; |
|
/* Say which field is in use. */ |
extern enum cpp_token_fld_kind cpp_token_val_index (cpp_token *tok); |
|
/* 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. |
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 |
# 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; |
|
/* Style of header dependencies to generate. */ |
enum cpp_deps_style { DEPS_NONE = 0, DEPS_USER, DEPS_SYSTEM }; |
|
/* The possible normalization levels, from most restrictive to least. */ |
enum cpp_normalize_level { |
/* In NFKC. */ |
normalized_KC = 0, |
/* In NFC. */ |
normalized_C, |
/* In NFC, except for subsequences where being in NFC would make |
the identifier invalid. */ |
normalized_identifier_C, |
/* Not normalized at all. */ |
normalized_none |
}; |
|
/* This structure is nested inside struct cpp_reader, and |
carries all the options visible to the command line. */ |
struct cpp_options |
{ |
/* Characters between tab stops. */ |
unsigned int tabstop; |
|
/* 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. */ |
unsigned char cplusplus_comments; |
|
/* Nonzero means define __OBJC__, treat @ as a special token, use |
the OBJC[PLUS]_INCLUDE_PATH environment variable, and allow |
"#import". */ |
unsigned char objc; |
|
/* Nonzero means don't copy comments into the output file. */ |
unsigned char discard_comments; |
|
/* Nonzero means don't copy comments into the output file during |
macro expansion. */ |
unsigned char discard_comments_in_macro_exp; |
|
/* Nonzero means process the ISO trigraph sequences. */ |
unsigned char trigraphs; |
|
/* Nonzero means process the ISO digraph sequences. */ |
unsigned char digraphs; |
|
/* Nonzero means to allow hexadecimal floats and LL suffixes. */ |
unsigned char extended_numbers; |
|
/* Nonzero means process u/U prefix literals (UTF-16/32). */ |
unsigned char uliterals; |
|
/* Nonzero means print names of header files (-H). */ |
unsigned char print_include_names; |
|
/* Nonzero means complain about deprecated features. */ |
unsigned char warn_deprecated; |
|
/* Nonzero means warn if slash-star appears in a comment. */ |
unsigned char warn_comments; |
|
/* Nonzero means warn if a user-supplied include directory does not |
exist. */ |
unsigned char warn_missing_include_dirs; |
|
/* Nonzero means warn if there are any trigraphs. */ |
unsigned char warn_trigraphs; |
|
/* Nonzero means warn about multicharacter charconsts. */ |
unsigned char warn_multichar; |
|
/* Nonzero means warn about various incompatibilities with |
traditional C. */ |
unsigned char warn_traditional; |
|
/* Nonzero means warn about long long numeric constants. */ |
unsigned char warn_long_long; |
|
/* Nonzero means warn about text after an #endif (or #else). */ |
unsigned char warn_endif_labels; |
|
/* Nonzero means warn about implicit sign changes owing to integer |
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 warn about builtin macros that are redefined or |
explicitly undefined. */ |
unsigned char warn_builtin_macro_redefined; |
|
/* Nonzero means we should look for header.gcc files that remap file |
names. */ |
unsigned char remap; |
|
/* Zero means dollar signs are punctuation. */ |
unsigned char dollars_in_ident; |
|
/* Nonzero means UCNs are accepted in identifiers. */ |
unsigned char extended_identifiers; |
|
/* 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; |
|
/* Nonzero means warn of unused macros from the main file. */ |
unsigned char warn_unused_macros; |
|
/* Nonzero for the 1999 C Standard, including corrigenda and amendments. */ |
unsigned char c99; |
|
/* Nonzero if we are conforming to a specific C or C++ standard. */ |
unsigned char std; |
|
/* Nonzero means give all the error messages the ANSI standard requires. */ |
unsigned char pedantic; |
|
/* Nonzero means we're looking at already preprocessed code, so don't |
bother trying to do macro expansion and whatnot. */ |
unsigned char preprocessed; |
|
/* Print column number in error messages. */ |
unsigned char show_column; |
|
/* Nonzero means handle C++ alternate operator names. */ |
unsigned char operator_names; |
|
/* Nonzero means warn about use of C++ alternate operator names. */ |
unsigned char warn_cxx_operator_names; |
|
/* 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; |
|
/* The minimum permitted level of normalization before a warning |
is generated. */ |
enum cpp_normalize_level warn_normalize; |
|
/* True to warn about precompiled header files we couldn't use. */ |
bool warn_invalid_pch; |
|
/* True if dependencies should be restored from a precompiled header. */ |
bool restore_pch_deps; |
|
/* Dependency generation. */ |
struct |
{ |
/* Style of header dependencies to generate. */ |
enum cpp_deps_style style; |
|
/* Assume missing files are generated files. */ |
bool missing_files; |
|
/* Generate phony targets for each dependency apart from the first |
one. */ |
bool phony_targets; |
|
/* If true, no dependency is generated on the main file. */ |
bool ignore_main_file; |
|
/* If true, intend to use the preprocessor output (e.g., for compilation) |
in addition to the dependency info. */ |
bool need_preprocessor_output; |
} deps; |
|
/* Target-specific features set by the front end or client. */ |
|
/* Precision for target CPP arithmetic, target characters, target |
ints and target wide characters, respectively. */ |
size_t precision, char_precision, int_precision, wchar_precision; |
|
/* True means chars (wide chars) are unsigned. */ |
bool unsigned_char, unsigned_wchar; |
|
/* 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; |
|
/* True disables tokenization outside of preprocessing directives. */ |
bool directives_only; |
}; |
|
/* 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) (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, const cpp_token **); |
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; |
|
/* Context-sensitive macro support. Returns macro (if any) that should |
be expanded. */ |
cpp_hashnode * (*macro_to_expand) (cpp_reader *, const cpp_token *); |
|
/* Called to emit a diagnostic. This callback receives the |
translated message. */ |
bool (*error) (cpp_reader *, int, source_location, unsigned int, |
const char *, va_list *) |
ATTRIBUTE_FPTR_PRINTF(5,0); |
|
/* Callbacks for when a macro is expanded, or tested (whether |
defined or not at the time) in #ifdef, #ifndef or "defined". */ |
void (*used_define) (cpp_reader *, unsigned int, cpp_hashnode *); |
void (*used_undef) (cpp_reader *, unsigned int, cpp_hashnode *); |
/* Called before #define and #undef or other macro definition |
changes are processed. */ |
void (*before_define) (cpp_reader *); |
/* Called whenever a macro is expanded or tested. |
Second argument is the location of the start of the current expansion. */ |
void (*used) (cpp_reader *, source_location, cpp_hashnode *); |
}; |
|
#ifdef VMS |
#define INO_T_CPP ino_t ino[3] |
#else |
#define INO_T_CPP ino_t ino |
#endif |
|
/* Chain of directories to look for include files in. */ |
struct cpp_dir |
{ |
/* NULL-terminated singly-linked list. */ |
struct cpp_dir *next; |
|
/* NAME of the directory, NUL-terminated. */ |
char *name; |
unsigned int len; |
|
/* One if a system header, two if a system header that has extern |
"C" guards for C++. */ |
unsigned char sysp; |
|
/* Is this a user-supplied directory? */ |
bool user_supplied_p; |
|
/* The canonicalized NAME as determined by lrealpath. This field |
is only used by hosts that lack reliable inode numbers. */ |
char *canonical_name; |
|
/* 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_CPP; |
dev_t dev; |
}; |
|
/* The structure of a node in the hash table. The hash table has |
entries for all identifiers: either macros defined by #define |
commands (type NT_MACRO), assertions created with #assert |
(NT_ASSERTION), or neither of the above (NT_VOID). Builtin macros |
like __LINE__ are flagged NODE_BUILTIN. Poisoned identifiers are |
flagged NODE_POISONED. NODE_OPERATOR (C++ only) indicates an |
identifier that behaves like an operator such as "xor". |
NODE_DIAGNOSTIC is for speed in lex_token: it indicates a |
diagnostic may be required for this node. Currently this only |
applies to __VA_ARGS__, poisoned identifiers, and -Wc++-compat |
warnings about NODE_OPERATOR. */ |
|
/* Hash node flags. */ |
#define NODE_OPERATOR (1 << 0) /* C++ named operator. */ |
#define NODE_POISONED (1 << 1) /* Poisoned identifier. */ |
#define NODE_BUILTIN (1 << 2) /* Builtin macro. */ |
#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_USED (1 << 7) /* Dumped with -dU. */ |
#define NODE_CONDITIONAL (1 << 8) /* Conditional macro */ |
#define NODE_WARN_OPERATOR (1 << 9) /* Warn about C++ named operator. */ |
|
/* Different flavors of hash node. */ |
enum node_type |
{ |
NT_VOID = 0, /* No definition yet. */ |
NT_MACRO, /* A macro of some form. */ |
NT_ASSERTION /* Predicate for #assert. */ |
}; |
|
/* Different flavors of builtin macro. _Pragma is an operator, but we |
handle it with the builtin code for efficiency reasons. */ |
enum cpp_builtin_type |
{ |
BT_SPECLINE = 0, /* `__LINE__' */ |
BT_DATE, /* `__DATE__' */ |
BT_FILE, /* `__FILE__' */ |
BT_BASE_FILE, /* `__BASE_FILE__' */ |
BT_INCLUDE_LEVEL, /* `__INCLUDE_LEVEL__' */ |
BT_TIME, /* `__TIME__' */ |
BT_STDC, /* `__STDC__' */ |
BT_PRAGMA, /* `_Pragma' operator */ |
BT_TIMESTAMP, /* `__TIMESTAMP__' */ |
BT_COUNTER /* `__COUNTER__' */ |
}; |
|
#define CPP_HASHNODE(HNODE) ((cpp_hashnode *) (HNODE)) |
#define HT_NODE(NODE) ((ht_identifier *) (NODE)) |
#define NODE_LEN(NODE) HT_LEN (&(NODE)->ident) |
#define NODE_NAME(NODE) HT_STR (&(NODE)->ident) |
|
/* Specify which field, if any, of the union is used. */ |
|
enum { |
NTV_MACRO, |
NTV_ANSWER, |
NTV_BUILTIN, |
NTV_ARGUMENT, |
NTV_NONE |
}; |
|
#define CPP_HASHNODE_VALUE_IDX(HNODE) \ |
((HNODE.flags & NODE_MACRO_ARG) ? NTV_ARGUMENT \ |
: HNODE.type == NT_MACRO ? ((HNODE.flags & NODE_BUILTIN) \ |
? NTV_BUILTIN : NTV_MACRO) \ |
: HNODE.type == NT_ASSERTION ? NTV_ANSWER \ |
: NTV_NONE) |
|
/* The common part of an identifier node shared amongst all 3 C front |
ends. Also used to store CPP identifiers, which are a superset of |
identifiers in the grammatical sense. */ |
|
union GTY(()) _cpp_hashnode_value { |
/* If a macro. */ |
cpp_macro * GTY((tag ("NTV_MACRO"))) macro; |
/* Answers to an assertion. */ |
struct answer * GTY ((tag ("NTV_ANSWER"))) answers; |
/* Code for a builtin macro. */ |
enum cpp_builtin_type GTY ((tag ("NTV_BUILTIN"))) builtin; |
/* Macro argument index. */ |
unsigned short GTY ((tag ("NTV_ARGUMENT"))) arg_index; |
}; |
|
struct GTY(()) cpp_hashnode { |
struct ht_identifier ident; |
unsigned int is_directive : 1; |
unsigned int directive_index : 7; /* If is_directive, |
then index into directive table. |
Otherwise, a NODE_OPERATOR. */ |
unsigned char rid_code; /* Rid code - for front ends. */ |
ENUM_BITFIELD(node_type) type : 6; /* CPP node type. */ |
unsigned int flags : 10; /* CPP flags. */ |
|
union _cpp_hashnode_value GTY ((desc ("CPP_HASHNODE_VALUE_IDX (%1)"))) value; |
}; |
|
/* Call this first to get a handle to pass to other functions. |
|
If you want cpplib to manage its own hashtable, pass in a NULL |
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 (enum c_lang, struct ht *, |
struct line_maps *); |
|
/* Reset the cpp_reader's line_map. This is only used after reading a |
PCH file. */ |
extern void cpp_set_line_map (cpp_reader *, struct line_maps *); |
|
/* Call this to change the selected language standard (e.g. because of |
command line options). */ |
extern void cpp_set_lang (cpp_reader *, enum c_lang); |
|
/* Set the include paths. */ |
extern void cpp_set_include_chains (cpp_reader *, cpp_dir *, cpp_dir *, int); |
|
/* Call these to get pointers to the options, callback, and deps |
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 (cpp_reader *); |
extern cpp_callbacks *cpp_get_callbacks (cpp_reader *); |
extern void cpp_set_callbacks (cpp_reader *, cpp_callbacks *); |
extern struct deps *cpp_get_deps (cpp_reader *); |
|
/* 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 (cpp_reader *, const char *); |
|
/* Set up built-ins with special behavior. Use cpp_init_builtins() |
instead unless your know what you are doing. */ |
extern void cpp_init_special_builtins (cpp_reader *); |
|
/* Set up built-ins like __FILE__. */ |
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. */ |
extern void 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. */ |
extern void cpp_destroy (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 *, bool); |
extern void cpp_register_pragma (cpp_reader *, const char *, const char *, |
void (*) (cpp_reader *), bool); |
extern void cpp_register_deferred_pragma (cpp_reader *, const char *, |
const char *, unsigned, bool, bool); |
extern int cpp_avoid_paste (cpp_reader *, const cpp_token *, |
const cpp_token *); |
extern const cpp_token *cpp_get_token (cpp_reader *); |
extern const cpp_token *cpp_get_token_with_location (cpp_reader *, |
source_location *); |
extern const unsigned char *cpp_macro_definition (cpp_reader *, |
const cpp_hashnode *); |
extern void _cpp_backup_tokens (cpp_reader *, unsigned int); |
extern const cpp_token *cpp_peek_token (cpp_reader *, int); |
|
/* Evaluate a CPP_*CHAR* token. */ |
extern cppchar_t cpp_interpret_charconst (cpp_reader *, const cpp_token *, |
unsigned int *, int *); |
/* Evaluate a vector of CPP_*STRING* tokens. */ |
extern bool cpp_interpret_string (cpp_reader *, |
const cpp_string *, size_t, |
cpp_string *, enum cpp_ttype); |
extern bool cpp_interpret_string_notranslate (cpp_reader *, |
const cpp_string *, size_t, |
cpp_string *, enum cpp_ttype); |
|
/* Convert a host character constant to the execution character set. */ |
extern cppchar_t cpp_host_to_exec_charset (cpp_reader *, cppchar_t); |
|
/* 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 (cpp_reader *, const char *); |
extern void cpp_define_formatted (cpp_reader *pfile, |
const char *fmt, ...) ATTRIBUTE_PRINTF_2; |
extern void cpp_assert (cpp_reader *, const char *); |
extern void cpp_undef (cpp_reader *, const char *); |
extern void cpp_unassert (cpp_reader *, const char *); |
|
extern cpp_macro *cpp_push_definition (cpp_reader *, const char *); |
extern void cpp_pop_definition (cpp_reader *, const char *, cpp_macro *); |
|
/* Undefine all macros and assertions. */ |
extern void cpp_undef_all (cpp_reader *); |
|
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. */ |
typedef unsigned HOST_WIDE_INT cpp_num_part; |
typedef struct cpp_num cpp_num; |
struct cpp_num |
{ |
cpp_num_part high; |
cpp_num_part low; |
bool unsignedp; /* True if value should be treated as unsigned. */ |
bool overflow; /* True if the most recent calculation overflowed. */ |
}; |
|
/* cpplib provides two interfaces for interpretation of preprocessing |
numbers. |
|
cpp_classify_number categorizes numeric constants according to |
their field (integer, floating point, or invalid), radix (decimal, |
octal, hexadecimal), and type suffixes. */ |
|
#define CPP_N_CATEGORY 0x000F |
#define CPP_N_INVALID 0x0000 |
#define CPP_N_INTEGER 0x0001 |
#define CPP_N_FLOATING 0x0002 |
|
#define CPP_N_WIDTH 0x00F0 |
#define CPP_N_SMALL 0x0010 /* int, float, shrot _Fract/Accum */ |
#define CPP_N_MEDIUM 0x0020 /* long, double, long _Fract/_Accum. */ |
#define CPP_N_LARGE 0x0040 /* long long, long double, |
long long _Fract/Accum. */ |
|
#define CPP_N_WIDTH_MD 0xF0000 /* machine defined. */ |
#define CPP_N_MD_W 0x10000 |
#define CPP_N_MD_Q 0x20000 |
|
#define CPP_N_RADIX 0x0F00 |
#define CPP_N_DECIMAL 0x0100 |
#define CPP_N_HEX 0x0200 |
#define CPP_N_OCTAL 0x0400 |
#define CPP_N_BINARY 0x0800 |
|
#define CPP_N_UNSIGNED 0x1000 /* Properties. */ |
#define CPP_N_IMAGINARY 0x2000 |
#define CPP_N_DFLOAT 0x4000 |
#define CPP_N_DEFAULT 0x8000 |
|
#define CPP_N_FRACT 0x100000 /* Fract types. */ |
#define CPP_N_ACCUM 0x200000 /* Accum types. */ |
|
/* Classify a CPP_NUMBER token. The return value is a combination of |
the flags from the above sets. */ |
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 (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 (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 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 CPP_DL_PEDWARN 0x02 |
/* An error. */ |
#define CPP_DL_ERROR 0x03 |
/* An internal consistency check failed. Prints "internal error: ", |
otherwise the same as CPP_DL_ERROR. */ |
#define CPP_DL_ICE 0x04 |
/* An informative note following a warning. */ |
#define CPP_DL_NOTE 0x05 |
/* A fatal error. */ |
#define CPP_DL_FATAL 0x06 |
|
/* Output a diagnostic of some kind. */ |
extern bool cpp_error (cpp_reader *, int, const char *msgid, ...) |
ATTRIBUTE_PRINTF_3; |
|
/* Output a diagnostic with "MSGID: " preceding the |
error string of errno. No location is printed. */ |
extern bool 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 bool cpp_error_with_line (cpp_reader *, int, source_location, unsigned, |
const char *msgid, ...) ATTRIBUTE_PRINTF_5; |
|
/* In lex.c */ |
extern int cpp_ideq (const cpp_token *, const char *); |
extern void cpp_output_line (cpp_reader *, FILE *); |
extern unsigned char *cpp_output_line_to_string (cpp_reader *, |
const unsigned char *); |
extern void cpp_output_token (const cpp_token *, FILE *); |
extern const char *cpp_type2name (enum cpp_ttype, unsigned char flags); |
/* 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 (cpp_reader *, const unsigned char ** pstr, |
const unsigned char *limit, int wide); |
|
/* Structure used to hold a comment block at a given location in the |
source code. */ |
|
typedef struct |
{ |
/* Text of the comment including the terminators. */ |
char *comment; |
|
/* source location for the given comment. */ |
source_location sloc; |
} cpp_comment; |
|
/* Structure holding all comments for a given cpp_reader. */ |
|
typedef struct |
{ |
/* table of comment entries. */ |
cpp_comment *entries; |
|
/* number of actual entries entered in the table. */ |
int count; |
|
/* number of entries allocated currently. */ |
int allocated; |
} cpp_comment_table; |
|
/* Returns the table of comments encountered by the preprocessor. This |
table is only populated when pfile->state.save_comments is true. */ |
extern cpp_comment_table *cpp_get_comments (cpp_reader *); |
|
/* In hash.c */ |
|
/* Lookup an identifier in the hashtable. Puts the identifier in the |
table if it is not already there. */ |
extern cpp_hashnode *cpp_lookup (cpp_reader *, const unsigned char *, |
unsigned int); |
|
typedef int (*cpp_cb) (cpp_reader *, cpp_hashnode *, void *); |
extern void cpp_forall_identifiers (cpp_reader *, cpp_cb, void *); |
|
/* In macro.c */ |
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 files.c */ |
extern bool cpp_included (cpp_reader *, const char *); |
extern bool cpp_included_before (cpp_reader *, const char *, source_location); |
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 *); |
extern void cpp_clear_file_cache (cpp_reader *); |
|
/* In pch.c */ |
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 *); |
|
#endif /* ! LIBCPP_CPPLIB_H */ |
cpplib.h
Property changes :
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+Id
\ No newline at end of property
Index: symtab.h
===================================================================
--- symtab.h (nonexistent)
+++ symtab.h (revision 826)
@@ -0,0 +1,103 @@
+/* Hash tables.
+ Copyright (C) 2000, 2001, 2003, 2004, 2007, 2008, 2009
+ Free Software Foundation, Inc.
+
+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 3, 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; see the file COPYING3. If not see
+ . */
+
+#ifndef LIBCPP_SYMTAB_H
+#define LIBCPP_SYMTAB_H
+
+#include "obstack.h"
+
+#ifndef GTY
+#define GTY(x) /* nothing */
+#endif
+
+/* This is what each hash table entry points to. It may be embedded
+ deeply within another object. */
+typedef struct ht_identifier ht_identifier;
+struct GTY(()) ht_identifier {
+ const unsigned char *str;
+ unsigned int len;
+ unsigned int hash_value;
+};
+
+#define HT_LEN(NODE) ((NODE)->len)
+#define HT_STR(NODE) ((NODE)->str)
+
+typedef struct ht hash_table;
+typedef struct ht_identifier *hashnode;
+
+enum ht_lookup_option {HT_NO_INSERT = 0, HT_ALLOC};
+
+/* An identifier hash table for cpplib and the front ends. */
+struct ht
+{
+ /* Identifiers are allocated from here. */
+ struct obstack stack;
+
+ hashnode *entries;
+ /* Call back, allocate a node. */
+ hashnode (*alloc_node) (hash_table *);
+ /* Call back, allocate something that hangs off a node like a cpp_macro.
+ NULL means use the usual allocator. */
+ void * (*alloc_subobject) (size_t);
+
+ unsigned int nslots; /* Total slots in the entries array. */
+ unsigned int nelements; /* Number of live elements. */
+
+ /* Link to reader, if any. For the benefit of cpplib. */
+ struct cpp_reader *pfile;
+
+ /* Table usage statistics. */
+ unsigned int searches;
+ unsigned int collisions;
+
+ /* Should 'entries' be freed when it is no longer needed? */
+ bool entries_owned;
+};
+
+/* Initialize the hashtable with 2 ^ order entries. */
+extern hash_table *ht_create (unsigned int order);
+
+/* Frees all memory associated with a hash table. */
+extern void ht_destroy (hash_table *);
+
+extern hashnode ht_lookup (hash_table *, const unsigned char *,
+ size_t, enum ht_lookup_option);
+extern hashnode ht_lookup_with_hash (hash_table *, const unsigned char *,
+ size_t, unsigned int,
+ enum ht_lookup_option);
+#define HT_HASHSTEP(r, c) ((r) * 67 + ((c) - 113));
+#define HT_HASHFINISH(r, len) ((r) + (len))
+
+/* For all nodes in TABLE, make a callback. The callback takes
+ TABLE->PFILE, the node, and a PTR, and the callback sequence stops
+ if the callback returns zero. */
+typedef int (*ht_cb) (struct cpp_reader *, hashnode, const void *);
+extern void ht_forall (hash_table *, ht_cb, const void *);
+
+/* For all nodes in TABLE, call the callback. If the callback returns
+ a nonzero value, the node is removed from the table. */
+extern void ht_purge (hash_table *, ht_cb, const void *);
+
+/* Restore the hash table. */
+extern void ht_load (hash_table *ht, hashnode *entries,
+ unsigned int nslots, unsigned int nelements, bool own);
+
+/* Dump allocation statistics to stderr. */
+extern void ht_dump_statistics (hash_table *);
+
+#endif /* LIBCPP_SYMTAB_H */
symtab.h
Property changes :
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
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+Id
\ No newline at end of property
Index: line-map.h
===================================================================
--- line-map.h (nonexistent)
+++ line-map.h (revision 826)
@@ -0,0 +1,195 @@
+/* Map logical line numbers to (source file, line number) pairs.
+ Copyright (C) 2001, 2003, 2004, 2007, 2008, 2009
+ Free Software Foundation, Inc.
+
+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 3, 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; see the file COPYING3. If not see
+ .
+
+ 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 LIBCPP_LINE_MAP_H
+#define LIBCPP_LINE_MAP_H
+
+#ifndef GTY
+#define GTY(x) /* nothing */
+#endif
+
+/* Reason for adding a line change with add_line_map (). LC_ENTER is
+ when including a new file, e.g. a #include directive in C.
+ LC_LEAVE is when reaching a file's end. LC_RENAME is when a file
+ name or line number changes for neither of the above reasons
+ (e.g. a #line directive in C); LC_RENAME_VERBATIM is like LC_RENAME
+ but a filename of "" is not specially interpreted as standard input. */
+enum lc_reason {LC_ENTER = 0, LC_LEAVE, LC_RENAME, LC_RENAME_VERBATIM};
+
+/* The type of line numbers. */
+typedef unsigned int linenum_type;
+
+/* A logical line/column number, i.e. an "index" into a line_map. */
+/* Long-term, we want to use this to replace struct location_s (in input.h),
+ and effectively typedef source_location location_t. */
+typedef unsigned int source_location;
+
+/* Memory allocation function typedef. Works like xrealloc. */
+typedef void *(*line_map_realloc) (void *, size_t);
+
+/* Physical source file TO_FILE at line TO_LINE at column 0 is represented
+ by the logical START_LOCATION. TO_LINE+L at column C is represented by
+ START_LOCATION+(L*(1<start_location) >> (MAP)->column_bits) + (MAP)->to_line)
+
+#define SOURCE_COLUMN(MAP, LOC) \
+ (((LOC) - (MAP)->start_location) & ((1 << (MAP)->column_bits) - 1))
+
+/* Returns the last source line within a map. This is the (last) line
+ of the #include, or other directive, that caused a map change. */
+#define LAST_SOURCE_LINE(MAP) \
+ SOURCE_LINE (MAP, LAST_SOURCE_LINE_LOCATION (MAP))
+#define LAST_SOURCE_COLUMN(MAP) \
+ SOURCE_COLUMN (MAP, LAST_SOURCE_LINE_LOCATION (MAP))
+#define LAST_SOURCE_LINE_LOCATION(MAP) \
+ ((((MAP)[1].start_location - 1 - (MAP)->start_location) \
+ & ~((1 << (MAP)->column_bits) - 1)) \
+ + (MAP)->start_location)
+
+/* Returns the map a given map was included from. */
+#define INCLUDED_FROM(SET, MAP) (&(SET)->maps[(MAP)->included_from])
+
+/* Nonzero if the map is at the bottom of the include stack. */
+#define MAIN_FILE_P(MAP) ((MAP)->included_from < 0)
+
+/* Set LOC to a source position that is the same line as the most recent
+ linemap_line_start, but with the specified TO_COLUMN column number. */
+
+#define LINEMAP_POSITION_FOR_COLUMN(LOC, SET, TO_COLUMN) do { \
+ unsigned int to_column = (TO_COLUMN); \
+ struct line_maps *set = (SET); \
+ if (__builtin_expect (to_column >= set->max_column_hint, 0)) \
+ (LOC) = linemap_position_for_column (set, to_column); \
+ else { \
+ source_location r = set->highest_line; \
+ r = r + to_column; \
+ if (r >= set->highest_location) \
+ set->highest_location = r; \
+ (LOC) = r; \
+ }} while (0)
+
+
+extern source_location
+linemap_position_for_column (struct line_maps *set, unsigned int to_column);
+
+#endif /* !LIBCPP_LINE_MAP_H */
line-map.h
Property changes :
Added: svn:eol-style
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+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+Id
\ No newline at end of property
Index: cpp-id-data.h
===================================================================
--- cpp-id-data.h (nonexistent)
+++ cpp-id-data.h (revision 826)
@@ -0,0 +1,81 @@
+/* Structures that hang off cpp_identifier, for PCH.
+ Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
+ 1999, 2000, 2001, 2002, 2003, 2004, 2009 Free Software Foundation, Inc.
+
+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 3, 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; see the file COPYING3. If not see
+ . */
+
+#include "cpplib.h"
+
+#if !defined (HAVE_UCHAR) && !defined (IN_GCC)
+typedef unsigned char uchar;
+#endif
+
+#define UC (const unsigned char *) /* Intended use: UC"string" */
+
+/* Chained list of answers to an assertion. */
+struct GTY(()) answer {
+ struct answer *next;
+ unsigned int count;
+ cpp_token GTY ((length ("%h.count"))) first[1];
+};
+
+/* Each macro definition is recorded in a cpp_macro structure.
+ Variadic macros cannot occur with traditional cpp. */
+struct GTY(()) cpp_macro {
+ /* Parameters, if any. */
+ cpp_hashnode ** GTY ((nested_ptr (union tree_node,
+ "%h ? CPP_HASHNODE (GCC_IDENT_TO_HT_IDENT (%h)) : NULL",
+ "%h ? HT_IDENT_TO_GCC_IDENT (HT_NODE (%h)) : NULL"),
+ length ("%h.paramc")))
+ params;
+
+ /* Replacement tokens (ISO) or replacement text (traditional). See
+ comment at top of cpptrad.c for how traditional function-like
+ macros are encoded. */
+ union cpp_macro_u
+ {
+ cpp_token * GTY ((tag ("0"), length ("%0.count"))) tokens;
+ const unsigned char * GTY ((tag ("1"))) text;
+ } GTY ((desc ("%1.traditional"))) exp;
+
+ /* Definition line number. */
+ source_location line;
+
+ /* Number of tokens in expansion, or bytes for traditional macros. */
+ unsigned int count;
+
+ /* Number of parameters. */
+ unsigned short paramc;
+
+ /* If a function-like macro. */
+ unsigned int fun_like : 1;
+
+ /* If a variadic macro. */
+ unsigned int variadic : 1;
+
+ /* If macro defined in system header. */
+ unsigned int syshdr : 1;
+
+ /* Nonzero if it has been expanded or had its existence tested. */
+ unsigned int used : 1;
+
+ /* Indicate which field of 'exp' is in use. */
+ unsigned int traditional : 1;
+
+ /* Indicate whether the tokens include extra CPP_PASTE tokens at the
+ end to track invalid redefinitions with consecutive CPP_PASTE
+ tokens. */
+ unsigned int extra_tokens : 1;
+};
cpp-id-data.h
Property changes :
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+Id
\ No newline at end of property
Index: mkdeps.h
===================================================================
--- mkdeps.h (nonexistent)
+++ mkdeps.h (revision 826)
@@ -0,0 +1,79 @@
+/* Dependency generator for Makefile fragments.
+ Copyright (C) 2000, 2001, 2003, 2009 Free Software Foundation, Inc.
+ Contributed by Zack Weinberg, Mar 2000
+
+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 3, 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; see the file COPYING3. If not see
+ .
+
+ 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 LIBCPP_MKDEPS_H
+#define LIBCPP_MKDEPS_H
+
+/* This is the data structure used by all the functions in mkdeps.c.
+ It's quite straightforward, but should be treated as opaque. */
+
+struct deps;
+
+/* Create a deps buffer. */
+extern struct deps *deps_init (void);
+
+/* Destroy a deps buffer. */
+extern void deps_free (struct deps *);
+
+/* Add a set of "vpath" directories. The second argument is a colon-
+ separated list of pathnames, like you would set Make's VPATH
+ variable to. If a dependency or target name begins with any of
+ these pathnames (and the next path element is not "..") that
+ pathname is stripped off. */
+extern void deps_add_vpath (struct deps *, const char *);
+
+/* Add a target (appears on left side of the colon) to the deps list. Takes
+ a boolean indicating whether to quote the target for MAKE. */
+extern void deps_add_target (struct deps *, const char *, int);
+
+/* Sets the default target if none has been given already. An empty
+ string as the default target is interpreted as stdin. */
+extern void deps_add_default_target (struct deps *, const char *);
+
+/* Add a dependency (appears on the right side of the colon) to the
+ deps list. Dependencies will be printed in the order that they
+ were entered with this function. By convention, the first
+ dependency entered should be the primary source file. */
+extern void deps_add_dep (struct deps *, const char *);
+
+/* Write out a deps buffer to a specified file. The third argument
+ is the number of columns to word-wrap at (0 means don't wrap). */
+extern void deps_write (const struct deps *, FILE *, unsigned int);
+
+/* Write out a deps buffer to a file, in a form that can be read back
+ with deps_restore. Returns nonzero on error, in which case the
+ error number will be in errno. */
+extern int deps_save (struct deps *, FILE *);
+
+/* Read back dependency information written with deps_save into
+ the deps buffer. The third argument may be NULL, in which case
+ the dependency information is just skipped, or it may be a filename,
+ in which case that filename is skipped. */
+extern int deps_restore (struct deps *, FILE *, const char *);
+
+/* For each dependency *except the first*, emit a dummy rule for that
+ file, causing it to depend on nothing. This is used to work around
+ the intermediate-file deletion misfeature in Make, in some
+ automatic dependency schemes. */
+extern void deps_phony_targets (const struct deps *, FILE *);
+
+#endif /* ! LIBCPP_MKDEPS_H */
mkdeps.h
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+native
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