/* Pragma related interfaces.
- Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002
+ Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004
Free Software Foundation, Inc.
This file is part of GCC.
#ifndef GCC_C_PRAGMA_H
#define GCC_C_PRAGMA_H
+#include <cpplib.h> /* For enum cpp_ttype. */
+
/* Cause the `yydebug' variable to be defined. */
#define YYDEBUG 1
extern int yydebug;
-struct cpp_reader;
extern struct cpp_reader* parse_in;
-#ifdef HANDLE_SYSV_PRAGMA
-#if ((defined (ASM_WEAKEN_LABEL) && defined (ASM_OUTPUT_WEAK_ALIAS)) \
- || defined (ASM_WEAKEN_DECL))
#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 */
-extern void init_pragma PARAMS ((void));
-
-/* 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 cpp_register_pragma PARAMS ((cpp_reader *,
- const char *, const char *,
- void (*) PARAMS ((cpp_reader *))));
-#endif
-
-extern void maybe_apply_pragma_weak PARAMS ((tree));
-extern tree maybe_apply_renaming_pragma PARAMS ((tree, tree));
-
-extern int c_lex PARAMS ((tree *));
+/* 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 init_pragma (void);
+
+/* Front-end wrappers for pragma registration to avoid dragging
+ cpplib.h in almost everywhere. */
+extern void c_register_pragma (const char *, const char *,
+ void (*) (struct cpp_reader *));
+extern void c_register_pragma_with_expansion (const char *, const char *,
+ void (*) (struct 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 enum cpp_ttype c_lex (tree *);
+extern enum cpp_ttype c_lex_with_flags (tree *, 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 */