|
0
|
1 /* Target independent definitions for LynxOS.
|
|
|
2 Copyright (C) 1993, 1994, 1995, 1996, 1999, 2000, 2002, 2003, 2004,
|
|
|
3 2007 Free Software Foundation, Inc.
|
|
|
4
|
|
|
5 This file is part of GCC.
|
|
|
6
|
|
|
7 GCC is free software; you can redistribute it and/or modify
|
|
|
8 it under the terms of the GNU General Public License as published by
|
|
|
9 the Free Software Foundation; either version 3, or (at your option)
|
|
|
10 any later version.
|
|
|
11
|
|
|
12 GCC is distributed in the hope that it will be useful,
|
|
|
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
15 GNU General Public License for more details.
|
|
|
16
|
|
|
17 You should have received a copy of the GNU General Public License
|
|
|
18 along with GCC; see the file COPYING3. If not see
|
|
|
19 <http://www.gnu.org/licenses/>. */
|
|
|
20
|
|
|
21 /* In this file we set up defaults that can be chosen by
|
|
|
22 <target>/lynx.h files. A target-specific lynx.h file can decide
|
|
|
23 either to define and override these definitions or to use them by
|
|
|
24 ensuring they are undefined at this point. If we were to #undef
|
|
|
25 them here we might accidentally disable some target-specific
|
|
|
26 defines. */
|
|
|
27
|
|
|
28 #ifndef EXTRA_OS_LYNX_TARGET_SPECS
|
|
|
29 # define EXTRA_OS_LYNX_TARGET_SPECS
|
|
|
30 #endif
|
|
|
31
|
|
|
32 #ifndef EXTRA_OS_LYNX_SPECS
|
|
|
33 # define EXTRA_OS_LYNX_SPECS \
|
|
|
34 { "cpp_os_lynx", CPP_OS_LYNX_SPEC }, \
|
|
|
35 { "lib_os_lynx", LIB_OS_LYNX_SPEC }, \
|
|
|
36 { "link_os_lynx", LINK_OS_LYNX_SPEC }, \
|
|
|
37 { "startfile_os_lynx", STARTFILE_OS_LYNX_SPEC }, \
|
|
|
38 { "endfile_os_lynx", ENDFILE_OS_LYNX_SPEC }, \
|
|
|
39 EXTRA_OS_LYNX_TARGET_SPECS
|
|
|
40 #endif
|
|
|
41
|
|
|
42 #ifndef SUBTARGET_EXTRA_SPECS
|
|
|
43 # define SUBTARGET_EXTRA_SPECS EXTRA_OS_LYNX_SPECS
|
|
|
44 #endif
|
|
|
45
|
|
|
46 #ifndef CPP_SPEC
|
|
|
47 # define CPP_SPEC "%(cpp_cpu) %(cpp_os_lynx)"
|
|
|
48 #endif
|
|
|
49
|
|
|
50 #ifndef LIB_SPEC
|
|
|
51 # define LIB_SPEC "%(lib_os_lynx)"
|
|
|
52 #endif
|
|
|
53
|
|
|
54 #ifndef LINK_SPEC
|
|
|
55 # define LINK_SPEC "%(link_os_lynx)"
|
|
|
56 #endif
|
|
|
57
|
|
|
58 #ifndef STARTFILE_SPEC
|
|
|
59 # define STARTFILE_SPEC "%(startfile_os_lynx)"
|
|
|
60 #endif
|
|
|
61
|
|
|
62 #ifndef ENDFILE_SPEC
|
|
|
63 # define ENDFILE_SPEC "%(endfile_os_lynx)"
|
|
|
64 #endif
|
|
|
65
|
|
|
66 #ifndef CPP_OS_LYNX_SPEC
|
|
|
67 # define CPP_OS_LYNX_SPEC \
|
|
|
68 "%{mthreads: \
|
|
|
69 %{mlegacy-threads: \
|
|
|
70 %ecannot use mthreads and mlegacy-threads together}} \
|
|
|
71 %{mthreads: -D_MULTITHREADED} \
|
|
|
72 %{mlegacy-threads: -D_THREADS_POSIX4ad4} \
|
|
|
73 -Asystem=lynx -Asystem=unix -D__Lynx__ -D__unix__"
|
|
|
74 #endif
|
|
|
75
|
|
|
76 #ifndef LIB_OS_LYNX_SPEC
|
|
|
77 # define LIB_OS_LYNX_SPEC \
|
|
|
78 "%{mlegacy-threads:-lposix-pre1c} -lm -lc"
|
|
|
79 #endif
|
|
|
80
|
|
|
81 /* We link static executables for LynxOS by default unless -mshared is
|
|
|
82 used when linking an executable. Along the same line, we link to
|
|
|
83 shared libraries when linking a shared object by default unless
|
|
|
84 -static is used.
|
|
|
85
|
|
|
86 We have to pass in our -L options here otherwise the translated
|
|
|
87 startfile directories (%D) will take priority over this.
|
|
|
88 Furthermore since we have to pass in -L options here we have to
|
|
|
89 make sure that -L options provided by the user take priority over
|
|
|
90 everything we specify. */
|
|
|
91
|
|
|
92 #ifndef LINK_OS_LYNX_SPEC
|
|
|
93 # define LINK_OS_LYNX_SPEC \
|
|
|
94 "%{shared} %{static} \
|
|
|
95 %{mshared: %{static: %ecannot use mshared and static together}} \
|
|
|
96 %{!mshared: %{!shared: %{!static: -static}}} \
|
|
|
97 %{L*} \
|
|
|
98 %{mthreads: \
|
|
|
99 %{mshared: -L/lib/thread/shlib -rpath /lib/thread/shlib} \
|
|
|
100 %{shared: \
|
|
|
101 %{!static: -L/lib/thread/shlib -rpath /lib/thread/shlib} \
|
|
|
102 %{!mshared: -L/lib/thread}} \
|
|
|
103 %{shared: %{static: -L/lib/thread}}} \
|
|
|
104 %{!mthreads: \
|
|
|
105 %{mshared: -L/lib/shlib -rpath /lib/shlib} \
|
|
|
106 %{shared: -L/lib/shlib -rpath /lib/shlib}} \
|
|
|
107 %{mlegacy-threads:-lposix-pre1c} -lm -lc"
|
|
|
108 #endif
|
|
|
109
|
|
|
110 #ifndef STARTFILE_OS_LYNX_SPEC
|
|
|
111 # define STARTFILE_OS_LYNX_SPEC \
|
|
|
112 "%{!shared: \
|
|
|
113 %{!mthreads: \
|
|
|
114 %{p:gcrt1.o%s} %{pg:gcrt1.o%s} \
|
|
|
115 %{!p:%{!pg:crt1.o%s}}} \
|
|
|
116 %{mthreads: \
|
|
|
117 %{p:thread/gcrt1.o%s} %{pg:thread/gcrt1.o%s} \
|
|
|
118 %{!p:%{!pg:thread/crt1.o%s }}}}\
|
|
|
119 %{mthreads: thread/crti.o%s} %{!mthreads: crti.o%s} \
|
|
|
120 %{!shared: crtbegin.o%s} \
|
|
|
121 %{shared: crtbeginS.o%s}"
|
|
|
122 #endif
|
|
|
123
|
|
|
124 #ifndef ENDFILE_OS_LYNX_SPEC
|
|
|
125 # define ENDFILE_OS_LYNX_SPEC \
|
|
|
126 "%{!shared: crtend.o%s} \
|
|
|
127 %{shared: crtendS.o%s} \
|
|
|
128 %{mthreads: thread/crtn.o%s} %{!mthreads: crtn.o%s}"
|
|
|
129 #endif
|
|
|
130
|
|
|
131 /* Define the actual types of some ANSI-mandated types. */
|
|
|
132
|
|
|
133 #ifndef SIZE_TYPE
|
|
|
134 # define SIZE_TYPE "unsigned int"
|
|
|
135 #endif
|
|
|
136
|
|
|
137 #ifndef PTRDIFF_TYPE
|
|
|
138 # define PTRDIFF_TYPE "int"
|
|
|
139 #endif
|
|
|
140
|
|
|
141 #ifndef WCHAR_TYPE
|
|
|
142 # define WCHAR_TYPE "long int"
|
|
|
143 #endif
|
|
|
144
|
|
|
145 #ifndef WCHAR_TYPE_SIZE
|
|
|
146 # define WCHAR_TYPE_SIZE BITS_PER_WORD
|
|
|
147 #endif
|
|
|
148
|
|
|
149 /* Define ASM_OUTPUT_ALIGN to use the .balign directive rather that
|
|
|
150 the .align directive with GAS. */
|
|
|
151
|
|
|
152 #ifndef ASM_OUTPUT_ALIGN
|
|
|
153 # define ASM_OUTPUT_ALIGN(FILE, LOG) \
|
|
|
154 do \
|
|
|
155 { \
|
|
|
156 if ((LOG) != 0) \
|
|
|
157 fprintf ((FILE), "\t.balign %d\n", 1 << (LOG)); \
|
|
|
158 } \
|
|
|
159 while (0)
|
|
|
160 #endif
|
|
|
161
|
|
|
162 /* Keep the *_DEBUGGING_INFO defines from elfos.h except that stabs is
|
|
|
163 the default on LynxOS. */
|
|
|
164
|
|
|
165 #ifndef PREFERRED_DEBUGGING_TYPE
|
|
|
166 # define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
|
|
|
167 #endif
|
|
|
168
|
|
|
169 /* We have C++ support in our system headers. */
|
|
|
170
|
|
|
171 #ifndef NO_IMPLICIT_EXTERN_C
|
|
|
172 # define NO_IMPLICIT_EXTERN_C
|
|
|
173 #endif
|
|
|
174
|
|
|
175 #ifndef TARGET_POSIX_IO
|
|
|
176 # define TARGET_POSIX_IO
|
|
|
177 #endif
|
