summary refs log tree commit diff
path: root/config.h.in
blob: ed6e701df04a1425fa08cca8ef92e3a3e5f9b5b9 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
#if !defined __ASSEMBLER__ && !defined _ISOMAC && !defined __OPTIMIZE__
# error "glibc cannot be compiled without optimization"
#endif

/* Another evil option when it comes to compiling the C library is
   --ffast-math since it alters the ABI.  */
#if defined __FAST_MATH__ && !defined TEST_FAST_MATH
# error "glibc must not be compiled with -ffast-math"
#endif

/* Define if using GNU ld, with support for weak symbols in a.out,
   and for symbol set and warning messages extensions in a.out and ELF.
   This implies HAVE_WEAK_SYMBOLS; set by --with-gnu-ld.  */
#undef	HAVE_GNU_LD

/* Define if using ELF, which supports weak symbols.
   This implies HAVE_ASM_WEAK_DIRECTIVE and NO_UNDERSCORES; set by
   --with-elf.  */
#undef	HAVE_ELF

/* Define if using XCOFF. Set by --with-xcoff.  */
#undef	HAVE_XCOFF

/* Define if C symbols are asm symbols.  Don't define if C symbols
   have a `_' prepended to make the asm symbol.  */
#undef	NO_UNDERSCORES

/* Define if weak symbols are available via the `.weak' directive.  */
#undef	HAVE_ASM_WEAK_DIRECTIVE

/* Define if weak symbols are available via the `.weakext' directive.  */
#undef	HAVE_ASM_WEAKEXT_DIRECTIVE

/* Define if CFI directives are available.  */
#undef	HAVE_ASM_CFI_DIRECTIVES

/* Define to the assembler line separator character for multiple
   assembler instructions per line.  Default is `;'  */
#undef ASM_LINE_SEP

/* Define if not using ELF, but `.init' and `.fini' sections are available.  */
#undef	HAVE_INITFINI

/* Define if __attribute__((section("foo"))) puts quotes around foo.  */
#undef  HAVE_SECTION_QUOTES

/* Define if using the GNU assembler, gas.  */
#undef	HAVE_GNU_AS

/* Define if the assembler supports the `.set' directive.  */
#undef	HAVE_ASM_SET_DIRECTIVE

/* Define to the name of the assembler's directive for
   declaring a symbol global (default `.globl').  */
#undef	ASM_GLOBAL_DIRECTIVE

/* Define to the prefix before `object' or `function' in the
   assembler's `.type' directive, if it has one.  */
#undef	ASM_TYPE_DIRECTIVE_PREFIX

/* Define a symbol_name as a global .symbol_name for ld.  */
#undef	HAVE_ASM_GLOBAL_DOT_NAME

/* Define if the assembler generates debugging information directly.  */
#undef	HAVE_CPP_ASM_DEBUGINFO

/* Define if _Unwind_Find_FDE should be exported from glibc.  */
#undef  EXPORT_UNWIND_FIND_FDE

/* Define to use GNU libio instead of GNU stdio.
   This is defined by configure under --enable-libio.  */
#undef	USE_IN_LIBIO

/* Define if using ELF and the assembler supports the `.previous'
   directive.  */
#undef	HAVE_ASM_PREVIOUS_DIRECTIVE

/* Define if using ELF and the assembler supports the `.popsection'
   directive.  */
#undef	HAVE_ASM_POPSECTION_DIRECTIVE

/* Define if versioning of the library is wanted.  */
#undef	DO_VERSIONING

/* Defined to the oldest ABI we support, like 2.1.  */
#undef GLIBC_OLDEST_ABI

/* Define if static NSS modules are wanted.  */
#undef	DO_STATIC_NSS

/* Define if gcc uses DWARF2 unwind information for exception support.  */
#undef	HAVE_DWARF2_UNWIND_INFO

/* Define if gcc uses DWARF2 unwind information for exception support
   with static variable. */
#undef	HAVE_DWARF2_UNWIND_INFO_STATIC

/* Define if the compiler supports __builtin_expect.  */
#undef	HAVE_BUILTIN_EXPECT

/* Define if the compiler supports __builtin_memset.  */
#undef	HAVE_BUILTIN_MEMSET

/* Define if __asm () on built-in function's prototype causes redirection of
   the builtin.  */
#undef	HAVE_BUILTIN_REDIRECTION

/* Define if the __thread keyword is supported.  */
#undef HAVE___THREAD

/* Define if the compiler supports __attribute__((tls_model(""))).  */
#undef HAVE_TLS_MODEL_ATTRIBUTE

/* Define if the regparm attribute shall be used for local functions
   (gcc on ix86 only).  */
#undef	USE_REGPARMS

/* Defined on PowerPC if the GCC being used has a problem with clobbering
   certain registers (CR0, MQ, CTR, LR) in asm statements.  */
#undef	BROKEN_PPC_ASM_CR0

/* Defined on SPARC if ld doesn't handle R_SPARC_WDISP22 against .hidden
   symbol.  sysdeps/sparc/sparc32/elf/configure.  */
#undef	BROKEN_SPARC_WDISP22

/* Define if the linker supports the -z combreloc option.  */
#undef	HAVE_Z_COMBRELOC

/* Define if the assembler supported .protected.  */
#undef	HAVE_PROTECTED

/* Define if the assembler supported .hidden.  */
#undef	HAVE_HIDDEN

/* Define if the compiler supports __attribute__ ((visibility (...))).  */
#undef	HAVE_VISIBILITY_ATTRIBUTE

/* Define if the compiler doesn't support __attribute__ ((visibility (...)))
   together with __asm__ redirection properly.  */
#undef	HAVE_BROKEN_VISIBILITY_ATTRIBUTE

/* Define if the compiler doesn't support __attribute__ ((alias (...)))
   together with __asm__ redirection properly.  */
#undef	HAVE_BROKEN_ALIAS_ATTRIBUTE

/* Define if _rtld_local structure should be forced into .sdata section.  */
#undef	HAVE_SDATA_SECTION

/* Define if binutils support TLS handling.  */
#undef	HAVE_TLS_SUPPORT

/* Define if the linker supports .preinit_array/.init_array/.fini_array
   sections.  */
#undef	HAVE_INITFINI_ARRAY

/* Define if the compiler's exception support is based on libunwind.  */
#undef	HAVE_CC_WITH_LIBUNWIND

/* Define if the access to static and hidden variables is position independent
   and does not need relocations.  */
#undef	PI_STATIC_AND_HIDDEN

/* Define this to disable the `hidden_proto' et al macros in
   include/libc-symbols.h that avoid PLT slots in the shared objects.  */
#undef	NO_HIDDEN


/* Defined to some form of __attribute__ ((...)) if the compiler supports
   a different, more efficient calling convention.  */
#if defined USE_REGPARMS && !defined PROF && !defined __BOUNDED_POINTERS__
# define internal_function __attribute__ ((regparm (3), stdcall))
#endif

/* Linux specific: minimum supported kernel version.  */
#undef	__LINUX_KERNEL_VERSION

/* Override abi-tags ABI version if necessary.  */
#undef  __ABI_TAG_VERSION

/* An extension in gcc 2.96 and up allows the subtraction of two
   local labels.  */
#undef	HAVE_SUBTRACT_LOCAL_LABELS

/* bash 2.0 introduced the _XXX_GNU_nonoption_argv_flags_ variable to help
   getopt determine whether a parameter is a flag or not.  This features
   was disabled later since it caused trouble.  We are by default therefore
   disabling the support as well.  */
#undef USE_NONOPTION_FLAGS

/* Mach/Hurd specific: define if mig supports the `retcode' keyword.  */
#undef	HAVE_MIG_RETCODE

/* Mach specific: define if the `host_page_size' RPC is available.  */
#undef	HAVE_HOST_PAGE_SIZE

/* Mach/i386 specific: define if the `i386_io_perm_*' RPCs are available.  */
#undef	HAVE_I386_IO_PERM_MODIFY

/* Mach/i386 specific: define if the `i386_set_gdt' RPC is available.  */
#undef	HAVE_I386_SET_GDT

/* Defined if forced unwind support is available.  */
#undef	HAVE_FORCED_UNWIND

/* Defined if the linker supports the -z relro option.  */
#undef HAVE_Z_RELRO

/*
 */

#ifndef	_LIBC

/* These symbols might be defined by some sysdeps configures.
   They are used only in miscellaneous generator programs, not
   in compiling libc itself.   */

/* sysdeps/generic/configure.in */
#undef	HAVE_PSIGNAL

/* sysdeps/unix/configure.in */
#undef	HAVE_STRERROR

/* sysdeps/unix/common/configure.in */
#undef	HAVE_SYS_SIGLIST
#undef	HAVE__SYS_SIGLIST
#undef	HAVE__CTYPE_
#undef	HAVE___CTYPE_
#undef	HAVE___CTYPE
#undef	HAVE__CTYPE__
#undef	HAVE__CTYPE
#undef	HAVE__LOCP

#endif

/*
 */

#ifdef	_LIBC

/* The zic and zdump programs need these definitions.  */

#define	HAVE_STRERROR	1

/* The locale code needs these definitions.  */

#define HAVE_REGEX 1

#endif