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113 lines
3.5 KiB
C
113 lines
3.5 KiB
C
/* Pragma related interfaces.
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Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
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Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to the Free
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Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301, USA. */
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#ifndef GCC_C_PRAGMA_H
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#define GCC_C_PRAGMA_H
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#include <cpplib.h> /* For enum cpp_ttype. */
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/* Pragma identifiers built in to the front end parsers. Identifiers
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for ancillary handlers will follow these. */
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typedef enum pragma_kind {
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PRAGMA_NONE = 0,
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PRAGMA_OMP_ATOMIC,
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PRAGMA_OMP_BARRIER,
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PRAGMA_OMP_CRITICAL,
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PRAGMA_OMP_FLUSH,
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PRAGMA_OMP_FOR,
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PRAGMA_OMP_MASTER,
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PRAGMA_OMP_ORDERED,
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PRAGMA_OMP_PARALLEL,
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PRAGMA_OMP_PARALLEL_FOR,
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PRAGMA_OMP_PARALLEL_SECTIONS,
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PRAGMA_OMP_SECTION,
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PRAGMA_OMP_SECTIONS,
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PRAGMA_OMP_SINGLE,
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PRAGMA_OMP_THREADPRIVATE,
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PRAGMA_GCC_PCH_PREPROCESS,
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PRAGMA_FIRST_EXTERNAL
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} pragma_kind;
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/* Cause the `yydebug' variable to be defined. */
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#define YYDEBUG 1
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extern int yydebug;
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extern struct cpp_reader* parse_in;
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#define HANDLE_PRAGMA_WEAK SUPPORTS_WEAK
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#ifdef HANDLE_SYSV_PRAGMA
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/* We always support #pragma pack for SYSV pragmas. */
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#ifndef HANDLE_PRAGMA_PACK
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#define HANDLE_PRAGMA_PACK 1
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#endif
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#endif /* HANDLE_SYSV_PRAGMA */
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#ifdef HANDLE_PRAGMA_PACK_PUSH_POP
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/* If we are supporting #pragma pack(push... then we automatically
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support #pragma pack(<n>) */
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#define HANDLE_PRAGMA_PACK 1
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#endif /* HANDLE_PRAGMA_PACK_PUSH_POP */
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/* It's safe to always leave visibility pragma enabled as if
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visibility is not supported on the host OS platform the
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statements are ignored. */
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#define HANDLE_PRAGMA_VISIBILITY 1
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extern void push_visibility (const char *);
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extern void pop_visibility (void);
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extern void init_pragma (void);
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/* Front-end wrappers for pragma registration. */
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typedef void (*pragma_handler)(struct cpp_reader *);
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extern void c_register_pragma (const char *, const char *, pragma_handler);
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extern void c_register_pragma_with_expansion (const char *, const char *,
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pragma_handler);
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extern void c_invoke_pragma_handler (unsigned int);
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extern void maybe_apply_pragma_weak (tree);
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extern void maybe_apply_pending_pragma_weaks (void);
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extern tree maybe_apply_renaming_pragma (tree, tree);
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extern void add_to_renaming_pragma_list (tree, tree);
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extern enum cpp_ttype pragma_lex (tree *);
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/* This is not actually available to pragma parsers. It's merely a
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convenient location to declare this function for c-lex, after
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having enum cpp_ttype declared. */
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extern enum cpp_ttype c_lex_with_flags (tree *, location_t *, unsigned char *);
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/* If 1, then lex strings into the execution character set.
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If 0, lex strings into the host character set.
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If -1, lex both, and chain them together, such that the former
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is the TREE_CHAIN of the latter. */
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extern int c_lex_string_translate;
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/* If true, strings should be passed to the caller of c_lex completely
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unmolested (no concatenation, no translation). */
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extern bool c_lex_return_raw_strings;
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#endif /* GCC_C_PRAGMA_H */
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