]> git.ipfire.org Git - thirdparty/glibc.git/blame - config.h.in
Fix typo in safety annotations in envz_remove
[thirdparty/glibc.git] / config.h.in
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1#if !defined IS_IN_build && !defined __ASSEMBLER__ && !defined _ISOMAC \
2 && !defined __OPTIMIZE__
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3# error "glibc cannot be compiled without optimization"
4#endif
5
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6/* Another evil option when it comes to compiling the C library is
7 --ffast-math since it alters the ABI. */
d747a0a5 8#if defined __FAST_MATH__ && !defined TEST_FAST_MATH
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9# error "glibc must not be compiled with -ffast-math"
10#endif
11
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12/* Define if building with SELinux support. Set by --with-selinux. */
13#undef HAVE_SELINUX
14
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15/* Defined if building with SELinux support & audit libs are detected. */
16#undef HAVE_LIBAUDIT
17
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18/* Defined if building with SELinux support & libcap libs are detected. */
19#undef HAVE_LIBCAP
20
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21/* Define if weak symbols are available via the `.weak' directive. */
22#undef HAVE_ASM_WEAK_DIRECTIVE
23
24/* Define if weak symbols are available via the `.weakext' directive. */
25#undef HAVE_ASM_WEAKEXT_DIRECTIVE
28f540f4 26
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27/* Define to the assembler line separator character for multiple
28 assembler instructions per line. Default is `;' */
29#undef ASM_LINE_SEP
30
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31/* Define if __attribute__((section("foo"))) puts quotes around foo. */
32#undef HAVE_SECTION_QUOTES
33
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34/* Define if the assembler supports the `.set' directive. */
35#undef HAVE_ASM_SET_DIRECTIVE
36
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37/* Define if the assembler supports the gnu_unique_object symbol type. */
38#undef HAVE_ASM_UNIQUE_OBJECT
39
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40/* On powerpc64, use overlapping .opd entries. */
41#undef USE_PPC64_OVERLAPPING_OPD
42
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43/* Define if _Unwind_Find_FDE should be exported from glibc. */
44#undef EXPORT_UNWIND_FIND_FDE
45
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46/* Define if using ELF and the assembler supports the `.previous'
47 directive. */
48#undef HAVE_ASM_PREVIOUS_DIRECTIVE
49
50/* Define if using ELF and the assembler supports the `.popsection'
51 directive. */
52#undef HAVE_ASM_POPSECTION_DIRECTIVE
53
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54/* Define if static NSS modules are wanted. */
55#undef DO_STATIC_NSS
56
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57/* Define if the compiler supports __builtin_memset. */
58#undef HAVE_BUILTIN_MEMSET
59
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60/* Define if compiler accepts -ftree-loop-distribute-patterns. */
61#undef HAVE_CC_INHIBIT_LOOP_TO_LIBCALL
62
66000494 63/* Define if the regparm attribute shall be used for local functions
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64 (gcc on ix86 only). */
65#undef USE_REGPARMS
66
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67/* Defined on SPARC if GCC emits GOTDATA relocations. */
68#undef HAVE_GCC_GOTDATA
69
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70/* Define on SPARC if AS supports VIS3 instructions. */
71#undef HAVE_AS_VIS3_SUPPORT
72
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73/* Define if the linker supports the -z combreloc option. */
74#undef HAVE_Z_COMBRELOC
75
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76/* Define if _rtld_local structure should be forced into .sdata section. */
77#undef HAVE_SDATA_SECTION
78
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79/* Define if gcc supports SSE4. */
80#undef HAVE_SSE4_SUPPORT
81
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82/* Define if gcc supports AVX. */
83#undef HAVE_AVX_SUPPORT
84
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85/* Define if gcc supports VEX encoding. */
86#undef HAVE_SSE2AVX_SUPPORT
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87
88/* Define if compiler supports AVX512. */
89#undef HAVE_AVX512_SUPPORT
90
91/* Define if assembler supports AVX512. */
92#undef HAVE_AVX512_ASM_SUPPORT
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93
94/* Define if assembler supports Intel MPX. */
95#undef HAVE_MPX_SUPPORT
56f6f6a2 96
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97/* Define if gcc supports FMA4. */
98#undef HAVE_FMA4_SUPPORT
99
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100/* Define if gcc supports AVX2. */
101#undef HAVE_AVX2_SUPPORT
102
56f6f6a2 103/* Define if the compiler\'s exception support is based on libunwind. */
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104#undef HAVE_CC_WITH_LIBUNWIND
105
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106/* Define if the access to static and hidden variables is position independent
107 and does not need relocations. */
108#undef PI_STATIC_AND_HIDDEN
109
56f6f6a2 110/* Define this to disable the 'hidden_proto' et al macros in
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111 include/libc-symbols.h that avoid PLT slots in the shared objects. */
112#undef NO_HIDDEN
113
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114/* AArch64 big endian ABI */
115#undef HAVE_AARCH64_BE
116
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117
118/* Defined to some form of __attribute__ ((...)) if the compiler supports
119 a different, more efficient calling convention. */
2bdd4ca6 120#if defined USE_REGPARMS && !defined PROF
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121# define internal_function __attribute__ ((regparm (3), stdcall))
122#endif
123
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124/* Linux specific: minimum supported kernel version. */
125#undef __LINUX_KERNEL_VERSION
126
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127/* Override abi-tags ABI version if necessary. */
128#undef __ABI_TAG_VERSION
129
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130/* bash 2.0 introduced the _XXX_GNU_nonoption_argv_flags_ variable to help
131 getopt determine whether a parameter is a flag or not. This features
132 was disabled later since it caused trouble. We are by default therefore
133 disabling the support as well. */
134#undef USE_NONOPTION_FLAGS
135
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136/* Mach/Hurd specific: define if mig supports the `retcode' keyword. */
137#undef HAVE_MIG_RETCODE
138
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139/* Mach specific: define if the `host_page_size' RPC is available. */
140#undef HAVE_HOST_PAGE_SIZE
141
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142/* Mach/i386 specific: define if the `i386_io_perm_*' RPCs are available. */
143#undef HAVE_I386_IO_PERM_MODIFY
144
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145/* Mach/i386 specific: define if the `i386_set_gdt' RPC is available. */
146#undef HAVE_I386_SET_GDT
147
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148/* Defined if forced unwind support is available. */
149#undef HAVE_FORCED_UNWIND
150
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151/* Defined of libidn is available. */
152#undef HAVE_LIBIDN
153
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154/* Define if inlined system calls are available. */
155#undef HAVE_INLINED_SYSCALLS
156
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157/* Define if your compiler defaults to -msecure-plt mode on ppc. */
158#undef HAVE_PPC_SECURE_PLT
159
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160/* Define if __stack_chk_guard canary should be randomized at program startup. */
161#undef ENABLE_STACKGUARD_RANDOMIZE
162
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163/* Define if lock elision should be enabled by default. */
164#undef ENABLE_LOCK_ELISION
165
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166/* Package description. */
167#undef PKGVERSION
168
169/* Bug reporting address. */
170#undef REPORT_BUGS_TO
171
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172/* Define if multi-arch DSOs should be generated. */
173#undef USE_MULTIARCH
174
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175/* Define if `.ctors' and `.dtors' sections shouldn't be used. */
176#undef NO_CTORS_DTORS_SECTIONS
177
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178/* Define if obsolete RPC code should be made available for user-level code
179 to link against. */
180#undef LINK_OBSOLETE_RPC
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181
182/* Define if Systemtap <sys/sdt.h> probes should be defined. */
183#undef USE_STAP_PROBE
184
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185/* Define if library functions should try to contact the nscd daemon. */
186#undef USE_NSCD
187
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188/* Define if the dynamic linker should consult an ld.so.cache file. */
189#undef USE_LDCONFIG
190
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191/* Define to 1 if STT_GNU_IFUNC support actually works. */
192#define HAVE_IFUNC 0
6e6249d0 193
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194/* Define if linux/fanotify.h is available. */
195#undef HAVE_LINUX_FANOTIFY_H
196
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197/* Define if the linker defines __ehdr_start. */
198#undef HAVE_EHDR_START
199
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200/*
201\f */
202
203#ifndef _LIBC
204
205/* These symbols might be defined by some sysdeps configures.
206 They are used only in miscellaneous generator programs, not
207 in compiling libc itself. */
28f540f4 208
cb8a6dbd 209/* sysdeps/generic/configure.ac */
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210#undef HAVE_PSIGNAL
211
cb8a6dbd 212/* sysdeps/unix/configure.ac */
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213#undef HAVE_STRERROR
214
cb8a6dbd 215/* sysdeps/unix/common/configure.ac */
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216#undef HAVE_SYS_SIGLIST
217#undef HAVE__SYS_SIGLIST
218#undef HAVE__CTYPE_
219#undef HAVE___CTYPE_
220#undef HAVE___CTYPE
221#undef HAVE__CTYPE__
222#undef HAVE__CTYPE
223#undef HAVE__LOCP
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224
225#endif
226
227/*
228\f */
229
230#ifdef _LIBC
231
232/* The zic and zdump programs need these definitions. */
233
234#define HAVE_STRERROR 1
235
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236/* The locale code needs these definitions. */
237
238#define HAVE_REGEX 1
239
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240/* The ARM hard-float ABI is being used. */
241#undef HAVE_ARM_PCS_VFP
242
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243/* The ARM movw/movt instructions using PC-relative relocs work right. */
244#define ARM_PCREL_MOVW_OK 0
245
e4608715 246/* The pt_chown binary is being built and used by grantpt. */
73ba67cb 247#define HAVE_PT_CHOWN 0
e4608715 248
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249/* Define if the compiler supports __builtin_trap without
250 any external dependencies such as making a function call. */
251#define HAVE_BUILTIN_TRAP 0
252
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253/* ports/sysdeps/mips/configure.in */
254/* Define if using the IEEE 754-2008 NaN encoding on the MIPS target. */
255#undef HAVE_MIPS_NAN2008
256
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257/* The PowerPC64 ELFv2 ABI is being used. */
258#undef HAVE_ELFV2_ABI
259
92777700 260#endif