freebsd.h revision 146939 
1/* Base configuration file for all FreeBSD targets.
2   Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify
7it under the terms of the GNU General Public License as published by
8the Free Software Foundation; either version 2, or (at your option)
9any later version.
10
11GCC is distributed in the hope that it will be useful,
12but WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14GNU General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING.  If not, write to
18the Free Software Foundation, 59 Temple Place - Suite 330,
19Boston, MA 02111-1307, USA.  */
20
21/* Common FreeBSD configuration.
22   All FreeBSD architectures should include this file, which will specify
23   their commonalities.
24   Adapted from gcc/config/i386/freebsd-elf.h by
25   David O'Brien <obrien@FreeBSD.org>.
26   Further work by David O'Brien <obrien@FreeBSD.org> and
27   Loren J. Rittle <ljrittle@acm.org>.  */
28
29/* $FreeBSD: head/contrib/gcc/config/freebsd.h 146939 2005-06-03 17:35:13Z kan $ */
30
31/* In case we need to know.  */
32#define USING_CONFIG_FREEBSD 1
33
34/* This defines which switch letters take arguments.  On FreeBSD, most of
35   the normal cases (defined in gcc.c) apply, and we also have -h* and
36   -z* options (for the linker) (coming from SVR4).
37   We also have -R (alias --rpath), no -z, --soname (-h), --assert etc.  */
38
39#undef  SWITCH_TAKES_ARG
40#define SWITCH_TAKES_ARG(CHAR) (FBSD_SWITCH_TAKES_ARG(CHAR))
41
42#undef  WORD_SWITCH_TAKES_ARG
43#define WORD_SWITCH_TAKES_ARG(STR) (FBSD_WORD_SWITCH_TAKES_ARG(STR))
44
45#undef  TARGET_OS_CPP_BUILTINS
46#define TARGET_OS_CPP_BUILTINS() FBSD_TARGET_OS_CPP_BUILTINS()
47
48#undef  CPP_SPEC
49#define CPP_SPEC FBSD_CPP_SPEC
50
51#undef  STARTFILE_SPEC
52#define STARTFILE_SPEC FBSD_STARTFILE_SPEC
53
54#undef  ENDFILE_SPEC
55#define ENDFILE_SPEC FBSD_ENDFILE_SPEC
56
57#undef  LIB_SPEC
58#define LIB_SPEC FBSD_LIB_SPEC
59
60
61/************************[  Target stuff  ]***********************************/
62
63/* All FreeBSD Architectures support the ELF object file format.  */
64#undef  OBJECT_FORMAT_ELF
65#define OBJECT_FORMAT_ELF	1
66
67/* Don't assume anything about the header files.  */
68#undef  NO_IMPLICIT_EXTERN_C
69#define NO_IMPLICIT_EXTERN_C	1
70
71/* Make gcc agree with FreeBSD's standard headers (<machine/ansi.h>, etc...)  */
72
73#undef  WCHAR_TYPE
74#define WCHAR_TYPE "int"
75
76#ifdef FREEBSD_NATIVE
77#define LIBSTDCXX_PROFILE       "-lstdc++_p"
78#endif
79#define MATH_LIBRARY_PROFILE    "-lm_p"
80
81/* Code generation parameters.  */
82
83/* Writing `int' for a bitfield forces int alignment for the structure.  */
84/* XXX: ok for Alpha??  */
85#undef  PCC_BITFIELD_TYPE_MATTERS
86#define PCC_BITFIELD_TYPE_MATTERS 1
87
88/* Use periods rather than dollar signs in special g++ assembler names.
89   This ensures the configuration knows our system correctly so we can link
90   with libraries compiled with the native cc.  */
91#undef NO_DOLLAR_IN_LABEL
92
93/* Used by libgcc2.c.  We support file locking with fcntl / F_SETLKW.
94   This enables the test coverage code to use file locking when exiting a
95   program, which avoids race conditions if the program has forked.  */
96#define TARGET_HAS_F_SETLKW	1
97
98/* Define this so we can compile MS code for use with WINE.  */
99#define HANDLE_PRAGMA_PACK_PUSH_POP
100
101