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Commit | Line | Data |
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78ce5a3b | 1 | #if !defined __ASSEMBLER__ && !defined _ISOMAC && !defined __OPTIMIZE__ |
d322efa8 UD |
2 | # error "glibc cannot be compiled without optimization" |
3 | #endif | |
4 | ||
8a989129 UD |
5 | /* Another evil option when it comes to compiling the C library is |
6 | --ffast-math since it alters the ABI. */ | |
d747a0a5 | 7 | #if defined __FAST_MATH__ && !defined TEST_FAST_MATH |
8a989129 UD |
8 | # error "glibc must not be compiled with -ffast-math" |
9 | #endif | |
10 | ||
28f540f4 RM |
11 | /* Define if using GNU ld, with support for weak symbols in a.out, |
12 | and for symbol set and warning messages extensions in a.out and ELF. | |
13 | This implies HAVE_WEAK_SYMBOLS; set by --with-gnu-ld. */ | |
14 | #undef HAVE_GNU_LD | |
15 | ||
16 | /* Define if using ELF, which supports weak symbols. | |
c224a18a RM |
17 | This implies HAVE_ASM_WEAK_DIRECTIVE and NO_UNDERSCORES; set by |
18 | --with-elf. */ | |
28f540f4 RM |
19 | #undef HAVE_ELF |
20 | ||
5af3245a UD |
21 | /* Define if using XCOFF. Set by --with-xcoff. */ |
22 | #undef HAVE_XCOFF | |
23 | ||
c224a18a RM |
24 | /* Define if C symbols are asm symbols. Don't define if C symbols |
25 | have a `_' prepended to make the asm symbol. */ | |
26 | #undef NO_UNDERSCORES | |
27 | ||
28 | /* Define if weak symbols are available via the `.weak' directive. */ | |
29 | #undef HAVE_ASM_WEAK_DIRECTIVE | |
30 | ||
31 | /* Define if weak symbols are available via the `.weakext' directive. */ | |
32 | #undef HAVE_ASM_WEAKEXT_DIRECTIVE | |
28f540f4 | 33 | |
50189569 AJ |
34 | /* Define if CFI directives are available. */ |
35 | #undef HAVE_ASM_CFI_DIRECTIVES | |
36 | ||
b15cb495 UD |
37 | /* Define to the assembler line separator character for multiple |
38 | assembler instructions per line. Default is `;' */ | |
39 | #undef ASM_LINE_SEP | |
40 | ||
b8dc6a10 RM |
41 | /* Define if not using ELF, but `.init' and `.fini' sections are available. */ |
42 | #undef HAVE_INITFINI | |
43 | ||
e26dd47f UD |
44 | /* Define if __attribute__((section("foo"))) puts quotes around foo. */ |
45 | #undef HAVE_SECTION_QUOTES | |
46 | ||
28f540f4 RM |
47 | /* Define if using the GNU assembler, gas. */ |
48 | #undef HAVE_GNU_AS | |
0923c7a5 | 49 | |
e215c478 RM |
50 | /* Define if the assembler supports the `.set' directive. */ |
51 | #undef HAVE_ASM_SET_DIRECTIVE | |
52 | ||
65b3cbcb RM |
53 | /* Define to the name of the assembler's directive for |
54 | declaring a symbol global (default `.globl'). */ | |
55 | #undef ASM_GLOBAL_DIRECTIVE | |
56 | ||
b88ac073 RM |
57 | /* Define to the prefix before `object' or `function' in the |
58 | assembler's `.type' directive, if it has one. */ | |
59 | #undef ASM_TYPE_DIRECTIVE_PREFIX | |
60 | ||
4242e56a UD |
61 | /* Define a symbol_name as a global .symbol_name for ld. */ |
62 | #undef HAVE_ASM_GLOBAL_DOT_NAME | |
63 | ||
590b40f7 UD |
64 | /* On powerpc64, use overlapping .opd entries. */ |
65 | #undef USE_PPC64_OVERLAPPING_OPD | |
66 | ||
073e82bf RM |
67 | /* Define if the assembler generates debugging information directly. */ |
68 | #undef HAVE_CPP_ASM_DEBUGINFO | |
69 | ||
74bd2300 UD |
70 | /* Define if _Unwind_Find_FDE should be exported from glibc. */ |
71 | #undef EXPORT_UNWIND_FIND_FDE | |
72 | ||
deab9dea RM |
73 | /* Define to use GNU libio instead of GNU stdio. |
74 | This is defined by configure under --enable-libio. */ | |
75 | #undef USE_IN_LIBIO | |
92777700 | 76 | |
fd26970f UD |
77 | /* Define if using ELF and the assembler supports the `.previous' |
78 | directive. */ | |
79 | #undef HAVE_ASM_PREVIOUS_DIRECTIVE | |
80 | ||
81 | /* Define if using ELF and the assembler supports the `.popsection' | |
82 | directive. */ | |
83 | #undef HAVE_ASM_POPSECTION_DIRECTIVE | |
84 | ||
377a515b UD |
85 | /* Define if versioning of the library is wanted. */ |
86 | #undef DO_VERSIONING | |
87 | ||
deb7f0b4 UD |
88 | /* Defined to the oldest ABI we support, like 2.1. */ |
89 | #undef GLIBC_OLDEST_ABI | |
90 | ||
5107cf1d UD |
91 | /* Define if static NSS modules are wanted. */ |
92 | #undef DO_STATIC_NSS | |
93 | ||
650425ce UD |
94 | /* Define if gcc uses DWARF2 unwind information for exception support. */ |
95 | #undef HAVE_DWARF2_UNWIND_INFO | |
96 | ||
9756dfe1 UD |
97 | /* Define if gcc uses DWARF2 unwind information for exception support |
98 | with static variable. */ | |
99 | #undef HAVE_DWARF2_UNWIND_INFO_STATIC | |
100 | ||
a8eab8b1 UD |
101 | /* Define if the compiler supports __builtin_expect. */ |
102 | #undef HAVE_BUILTIN_EXPECT | |
103 | ||
d555194c UD |
104 | /* Define if the compiler supports __builtin_memset. */ |
105 | #undef HAVE_BUILTIN_MEMSET | |
106 | ||
85dd1003 UD |
107 | /* Define if __asm () on built-in function's prototype causes redirection of |
108 | the builtin. */ | |
109 | #undef HAVE_BUILTIN_REDIRECTION | |
110 | ||
739d440d UD |
111 | /* Define if the __thread keyword is supported. */ |
112 | #undef HAVE___THREAD | |
113 | ||
9b21e6bc RM |
114 | /* Define if the compiler supports __attribute__((tls_model(""))). */ |
115 | #undef HAVE_TLS_MODEL_ATTRIBUTE | |
116 | ||
66000494 | 117 | /* Define if the regparm attribute shall be used for local functions |
dfd2257a UD |
118 | (gcc on ix86 only). */ |
119 | #undef USE_REGPARMS | |
120 | ||
66000494 UD |
121 | /* Defined on PowerPC if the GCC being used has a problem with clobbering |
122 | certain registers (CR0, MQ, CTR, LR) in asm statements. */ | |
123 | #undef BROKEN_PPC_ASM_CR0 | |
124 | ||
6900ded2 UD |
125 | /* Defined on SPARC if ld doesn't handle R_SPARC_WDISP22 against .hidden |
126 | symbol. sysdeps/sparc/sparc32/elf/configure. */ | |
127 | #undef BROKEN_SPARC_WDISP22 | |
128 | ||
a711b01d UD |
129 | /* Define if the linker supports the -z combreloc option. */ |
130 | #undef HAVE_Z_COMBRELOC | |
131 | ||
5688da55 UD |
132 | /* Define if the assembler supported .protected. */ |
133 | #undef HAVE_PROTECTED | |
134 | ||
5c24bb7d UD |
135 | /* Define if the assembler supported .hidden. */ |
136 | #undef HAVE_HIDDEN | |
137 | ||
0d01dace UD |
138 | /* Define if the compiler supports __attribute__ ((visibility (...))). */ |
139 | #undef HAVE_VISIBILITY_ATTRIBUTE | |
140 | ||
6719f7a6 UD |
141 | /* Define if the compiler doesn't support __attribute__ ((visibility (...))) |
142 | together with __asm__ redirection properly. */ | |
143 | #undef HAVE_BROKEN_VISIBILITY_ATTRIBUTE | |
144 | ||
145 | /* Define if the compiler doesn't support __attribute__ ((alias (...))) | |
146 | together with __asm__ redirection properly. */ | |
147 | #undef HAVE_BROKEN_ALIAS_ATTRIBUTE | |
148 | ||
0d01dace UD |
149 | /* Define if _rtld_local structure should be forced into .sdata section. */ |
150 | #undef HAVE_SDATA_SECTION | |
151 | ||
e23f8d20 UD |
152 | /* Define if binutils support TLS handling. */ |
153 | #undef HAVE_TLS_SUPPORT | |
154 | ||
5241882c UD |
155 | /* Define if the linker supports .preinit_array/.init_array/.fini_array |
156 | sections. */ | |
157 | #undef HAVE_INITFINI_ARRAY | |
158 | ||
c776b3d7 UD |
159 | /* Define if the compiler's exception support is based on libunwind. */ |
160 | #undef HAVE_CC_WITH_LIBUNWIND | |
161 | ||
5a47e7f2 UD |
162 | /* Define if the access to static and hidden variables is position independent |
163 | and does not need relocations. */ | |
164 | #undef PI_STATIC_AND_HIDDEN | |
165 | ||
749a9a4f RM |
166 | /* Define this to disable the `hidden_proto' et al macros in |
167 | include/libc-symbols.h that avoid PLT slots in the shared objects. */ | |
168 | #undef NO_HIDDEN | |
169 | ||
dfd2257a UD |
170 | |
171 | /* Defined to some form of __attribute__ ((...)) if the compiler supports | |
172 | a different, more efficient calling convention. */ | |
6fc1dd3f | 173 | #if defined USE_REGPARMS && !defined PROF && !defined __BOUNDED_POINTERS__ |
dfd2257a UD |
174 | # define internal_function __attribute__ ((regparm (3), stdcall)) |
175 | #endif | |
176 | ||
958f238f UD |
177 | /* Linux specific: minimum supported kernel version. */ |
178 | #undef __LINUX_KERNEL_VERSION | |
179 | ||
a986484f UD |
180 | /* Override abi-tags ABI version if necessary. */ |
181 | #undef __ABI_TAG_VERSION | |
182 | ||
e8b1163e | 183 | /* An extension in gcc 2.96 and up allows the subtraction of two |
3d558f4e UD |
184 | local labels. */ |
185 | #undef HAVE_SUBTRACT_LOCAL_LABELS | |
186 | ||
a3151b02 UD |
187 | /* bash 2.0 introduced the _XXX_GNU_nonoption_argv_flags_ variable to help |
188 | getopt determine whether a parameter is a flag or not. This features | |
189 | was disabled later since it caused trouble. We are by default therefore | |
190 | disabling the support as well. */ | |
191 | #undef USE_NONOPTION_FLAGS | |
192 | ||
dde2f4a0 RM |
193 | /* Mach/Hurd specific: define if mig supports the `retcode' keyword. */ |
194 | #undef HAVE_MIG_RETCODE | |
195 | ||
30537cab RM |
196 | /* Mach specific: define if the `host_page_size' RPC is available. */ |
197 | #undef HAVE_HOST_PAGE_SIZE | |
198 | ||
db6b51ad RM |
199 | /* Mach/i386 specific: define if the `i386_io_perm_*' RPCs are available. */ |
200 | #undef HAVE_I386_IO_PERM_MODIFY | |
201 | ||
679e4c43 RM |
202 | /* Mach/i386 specific: define if the `i386_set_gdt' RPC is available. */ |
203 | #undef HAVE_I386_SET_GDT | |
204 | ||
162434a6 UD |
205 | /* Defined if forced unwind support is available. */ |
206 | #undef HAVE_FORCED_UNWIND | |
207 | ||
392a6b52 UD |
208 | /* Defined if the linker supports the -z relro option. */ |
209 | #undef HAVE_Z_RELRO | |
210 | ||
e2fd3cbe UD |
211 | /* Defined of libidn is available. */ |
212 | #undef HAVE_LIBIDN | |
213 | ||
ce6e047f UD |
214 | /* Define if inlined system calls are available. */ |
215 | #undef HAVE_INLINED_SYSCALLS | |
216 | ||
92777700 RM |
217 | /* |
218 | \f */ | |
219 | ||
220 | #ifndef _LIBC | |
221 | ||
222 | /* These symbols might be defined by some sysdeps configures. | |
223 | They are used only in miscellaneous generator programs, not | |
224 | in compiling libc itself. */ | |
28f540f4 RM |
225 | |
226 | /* sysdeps/generic/configure.in */ | |
227 | #undef HAVE_PSIGNAL | |
228 | ||
92777700 RM |
229 | /* sysdeps/unix/configure.in */ |
230 | #undef HAVE_STRERROR | |
231 | ||
28f540f4 RM |
232 | /* sysdeps/unix/common/configure.in */ |
233 | #undef HAVE_SYS_SIGLIST | |
234 | #undef HAVE__SYS_SIGLIST | |
235 | #undef HAVE__CTYPE_ | |
236 | #undef HAVE___CTYPE_ | |
237 | #undef HAVE___CTYPE | |
238 | #undef HAVE__CTYPE__ | |
239 | #undef HAVE__CTYPE | |
240 | #undef HAVE__LOCP | |
92777700 RM |
241 | |
242 | #endif | |
243 | ||
244 | /* | |
245 | \f */ | |
246 | ||
247 | #ifdef _LIBC | |
248 | ||
249 | /* The zic and zdump programs need these definitions. */ | |
250 | ||
251 | #define HAVE_STRERROR 1 | |
252 | ||
9a8c0d4f RM |
253 | /* The locale code needs these definitions. */ |
254 | ||
255 | #define HAVE_REGEX 1 | |
256 | ||
92777700 | 257 | #endif |