/* Pragma related interfaces.
- Copyright (C) 1995, 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
+ Free Software Foundation, Inc.
This file is part of GCC.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA. */
#ifndef GCC_C_PRAGMA_H
#define GCC_C_PRAGMA_H
-#ifdef HANDLE_SYSV_PRAGMA
-/* Support #pragma weak iff ASM_WEAKEN_LABEL and ASM_OUTPUT_WEAK_ALIAS are
- defined. */
-#if defined (ASM_WEAKEN_LABEL) && defined (ASM_OUTPUT_WEAK_ALIAS)
+#include <cpplib.h> /* For enum cpp_ttype. */
+
+/* Pragma identifiers built in to the front end parsers. Identifiers
+ for ancillary handlers will follow these. */
+typedef enum pragma_kind {
+ PRAGMA_NONE = 0,
+
+ PRAGMA_OMP_ATOMIC,
+ PRAGMA_OMP_BARRIER,
+ PRAGMA_OMP_CRITICAL,
+ PRAGMA_OMP_FLUSH,
+ PRAGMA_OMP_FOR,
+ PRAGMA_OMP_MASTER,
+ PRAGMA_OMP_ORDERED,
+ PRAGMA_OMP_PARALLEL,
+ PRAGMA_OMP_PARALLEL_FOR,
+ PRAGMA_OMP_PARALLEL_SECTIONS,
+ PRAGMA_OMP_SECTION,
+ PRAGMA_OMP_SECTIONS,
+ PRAGMA_OMP_SINGLE,
+ PRAGMA_OMP_THREADPRIVATE,
+
+ PRAGMA_GCC_PCH_PREPROCESS,
+
+ PRAGMA_FIRST_EXTERNAL
+} pragma_kind;
+
+/* Cause the `yydebug' variable to be defined. */
+#define YYDEBUG 1
+extern int yydebug;
+
+extern struct cpp_reader* parse_in;
+
#define HANDLE_PRAGMA_WEAK SUPPORTS_WEAK
-#endif
+#ifdef HANDLE_SYSV_PRAGMA
/* We always support #pragma pack for SYSV pragmas. */
#ifndef HANDLE_PRAGMA_PACK
#define HANDLE_PRAGMA_PACK 1
#define HANDLE_PRAGMA_PACK 1
#endif /* HANDLE_PRAGMA_PACK_PUSH_POP */
+/* It's safe to always leave visibility pragma enabled as if
+ visibility is not supported on the host OS platform the
+ statements are ignored. */
+#define HANDLE_PRAGMA_VISIBILITY 1
+extern void push_visibility (const char *);
+extern void pop_visibility (void);
-#ifdef HANDLE_PRAGMA_WEAK
-extern int add_weak PARAMS ((const char *, const char *));
-#endif /* HANDLE_PRAGMA_WEAK */
+extern void init_pragma (void);
-extern void init_pragma PARAMS ((void));
+/* Front-end wrappers for pragma registration. */
+typedef void (*pragma_handler)(struct cpp_reader *);
+extern void c_register_pragma (const char *, const char *, pragma_handler);
+extern void c_register_pragma_with_expansion (const char *, const char *,
+ pragma_handler);
+extern void c_invoke_pragma_handler (unsigned int);
-/* Duplicate prototypes for the register_pragma stuff and the typedef for
- cpp_reader, to avoid dragging cpplib.h in almost everywhere... */
-#ifndef GCC_CPPLIB_H
-typedef struct cpp_reader cpp_reader;
+extern void maybe_apply_pragma_weak (tree);
+extern void maybe_apply_pending_pragma_weaks (void);
+extern tree maybe_apply_renaming_pragma (tree, tree);
+extern void add_to_renaming_pragma_list (tree, tree);
-extern void cpp_register_pragma PARAMS ((cpp_reader *,
- const char *, const char *,
- void (*) PARAMS ((cpp_reader *))));
-extern void cpp_register_pragma_space PARAMS ((cpp_reader *, const char *));
-#endif
+extern enum cpp_ttype pragma_lex (tree *);
+
+/* This is not actually available to pragma parsers. It's merely a
+ convenient location to declare this function for c-lex, after
+ having enum cpp_ttype declared. */
+extern enum cpp_ttype c_lex_with_flags (tree *, location_t *, unsigned char *);
+
+/* If 1, then lex strings into the execution character set.
+ If 0, lex strings into the host character set.
+ If -1, lex both, and chain them together, such that the former
+ is the TREE_CHAIN of the latter. */
+extern int c_lex_string_translate;
+
+/* If true, strings should be passed to the caller of c_lex completely
+ unmolested (no concatenation, no translation). */
+extern bool c_lex_return_raw_strings;
#endif /* GCC_C_PRAGMA_H */
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