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74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
/* Pragma related interfaces.
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Copyright (C) 1995, 1998, 1999, 2000 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License 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 GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef GCC_C_PRAGMA_H
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#define GCC_C_PRAGMA_H
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#ifdef HANDLE_SYSV_PRAGMA
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/* Support #pragma weak iff ASM_WEAKEN_LABEL and ASM_OUTPUT_DEF are
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defined. */
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#if defined (ASM_WEAKEN_LABEL) && defined (ASM_OUTPUT_DEF)
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#define HANDLE_PRAGMA_WEAK SUPPORTS_WEAK
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#endif
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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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#ifdef HANDLE_PRAGMA_WEAK
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/* This structure contains any weak symbol declarations waiting to be emitted. */
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struct weak_syms
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{
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struct weak_syms * next;
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const char * name;
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const char * value;
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};
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/* Declared in varasm.c */
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extern struct weak_syms * weak_decls;
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extern int add_weak PARAMS ((const char *, const char *));
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#endif /* HANDLE_PRAGMA_WEAK */
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extern void init_pragma PARAMS ((void));
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/* Duplicate prototypes for the register_pragma stuff and the typedef for
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cpp_reader, to avoid dragging cpplib.h in almost everywhere... */
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#ifndef GCC_CPPLIB_H
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typedef struct cpp_reader cpp_reader;
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extern void cpp_register_pragma PARAMS ((cpp_reader *,
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const char *, const char *,
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void (*) PARAMS ((cpp_reader *))));
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extern void cpp_register_pragma_space PARAMS ((cpp_reader *, const char *));
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#endif
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#endif /* GCC_C_PRAGMA_H */
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