config.h.in

   1 /* Define if building with SELinux support.  Set by --with-selinux.  */
   2 #undef  HAVE_SELINUX
   3
   4 /* Defined if building with SELinux support & audit libs are detected. */
   5 #undef  HAVE_LIBAUDIT
   6
   7 /* Defined if building with SELinux support & libcap libs are detected.  */
   8 #undef  HAVE_LIBCAP
   9
  10 /* Define to the assembler line separator character for multiple
  11    assembler instructions per line.  Default is `;'  */
  12 #undef ASM_LINE_SEP
  13
  14 /* Define if __attribute__((section("foo"))) puts quotes around foo.  */
  15 #undef  HAVE_SECTION_QUOTES
  16
  17 /* Define if the assembler supports the `.set' directive.  */
  18 #undef  HAVE_ASM_SET_DIRECTIVE
  19
  20 /* On powerpc64, use overlapping .opd entries.  */
  21 #undef  USE_PPC64_OVERLAPPING_OPD
  22
  23 /* Define if _Unwind_Find_FDE should be exported from glibc.  */
  24 #undef  EXPORT_UNWIND_FIND_FDE
  25
  26 /* Define if static NSS modules are wanted.  */
  27 #undef  DO_STATIC_NSS
  28
  29 /* Assume that the compiler supports __builtin_expect.
  30    This macro is necessary for proper compilation of code
  31    shared between GNU libc and GNU gettext projects.  */
  32 #define HAVE_BUILTIN_EXPECT 1
  33
  34 /* Define if the compiler supports __builtin_memset.  */
  35 #undef  HAVE_BUILTIN_MEMSET
  36
  37 /* Define if compiler accepts -ftree-loop-distribute-patterns.  */
  38 #undef  HAVE_CC_INHIBIT_LOOP_TO_LIBCALL
  39
  40 /* Define if compiler accepts -fno-stack-protector in an
  41    __attribute__ ((__optimize__)).  */
  42 #undef  HAVE_CC_NO_STACK_PROTECTOR
  43
  44 /* The level of stack protection in use for glibc as a whole.
  45    May be overridden on a file-by-file basis.  */
  46 #ifndef STACK_PROTECTOR_LEVEL
  47 #undef  STACK_PROTECTOR_LEVEL
  48 #endif
  49
  50 /* Defined on SPARC if GCC emits GOTDATA relocations.  */
  51 #undef  HAVE_GCC_GOTDATA
  52
  53 /* Define if the linker supports the -z combreloc option.  */
  54 #undef  HAVE_Z_COMBRELOC
  55
  56 /* Define if _rtld_local structure should be forced into .sdata section.  */
  57 #undef  HAVE_SDATA_SECTION
  58
  59 /* Define if compiler supports AVX512.  */
  60 #undef  HAVE_AVX512_SUPPORT
  61
  62 /* Define if assembler supports AVX512DQ.  */
  63 #undef  HAVE_AVX512DQ_ASM_SUPPORT
  64
  65 /* Define if assembler supports z10 zarch instructions as default on S390.  */
  66 #undef  HAVE_S390_MIN_Z10_ZARCH_ASM_SUPPORT
  67
  68 /* Define if assembler supports z196 zarch instructions as default on S390.  */
  69 #undef  HAVE_S390_MIN_Z196_ZARCH_ASM_SUPPORT
  70
  71 /* Define if assembler supports z13 zarch instructions as default on S390.  */
  72 #undef  HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
  73
  74 /* Define if assembler supports arch13 zarch instruction as default on S390.  */
  75 #undef  HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT
  76
  77 /* Define if assembler supports vector instructions on S390.  */
  78 #undef  HAVE_S390_VX_ASM_SUPPORT
  79
  80 /* Define if gcc supports vector registers as clobbers in inline assembly
  81    on S390.  */
  82 #undef  HAVE_S390_VX_GCC_SUPPORT
  83
  84 /* Define if assembler supports arch13 instructions on S390.  */
  85 #undef  HAVE_S390_ARCH13_ASM_SUPPORT
  86
  87 /* Define if assembler supports Intel MPX.  */
  88 #undef  HAVE_MPX_SUPPORT
  89
  90 /* Define if the compiler\'s exception support is based on libunwind.  */
  91 #undef  HAVE_CC_WITH_LIBUNWIND
  92
  93 /* Define if the access to static and hidden variables is position independent
  94    and does not need relocations.  */
  95 #undef  PI_STATIC_AND_HIDDEN
  96
  97 /* Define this to disable the 'hidden_proto' et al macros in
  98    include/libc-symbols.h that avoid PLT slots in PIE.  */
  99 #undef  NO_HIDDEN_EXTERN_FUNC_IN_PIE
 100
 101 /* Define this to disable the 'hidden_proto' et al macros in
 102    include/libc-symbols.h that avoid PLT slots in the shared objects.  */
 103 #undef  NO_HIDDEN
 104
 105 /* Define this to disable in rtld the 'hidden_proto' et al macros in
 106    include/libc-symbols.h that avoid PLT slots in the shared objects.  */
 107 #undef  NO_RTLD_HIDDEN
 108
 109 /* Define this to disable lazy relocations in DSOs.  */
 110 #undef  BIND_NOW
 111
 112 /* AArch64 big endian ABI */
 113 #undef HAVE_AARCH64_BE
 114
 115 /* C-SKY ABI version.  */
 116 #undef CSKYABI
 117
 118 /* C-SKY floating-point ABI.  */
 119 #undef CSKY_HARD_FLOAT
 120
 121 /* RISC-V integer ABI for ld.so.  */
 122 #undef RISCV_ABI_XLEN
 123
 124 /* RISC-V floating-point ABI for ld.so.  */
 125 #undef RISCV_ABI_FLEN
 126
 127 /* Linux specific: minimum supported kernel version.  */
 128 #undef  __LINUX_KERNEL_VERSION
 129
 130 /* Override abi-tags ABI version if necessary.  */
 131 #undef  __ABI_TAG_VERSION
 132
 133 /* Mach/Hurd specific: define if mig supports the `retcode' keyword.  */
 134 #undef  HAVE_MIG_RETCODE
 135
 136 /* Mach specific: define if the `host_page_size' RPC is available.  */
 137 #undef  HAVE_HOST_PAGE_SIZE
 138
 139 /* Mach/i386 specific: define if the `i386_io_perm_*' RPCs are available.  */
 140 #undef  HAVE_I386_IO_PERM_MODIFY
 141
 142 /* Mach/i386 specific: define if the `i386_set_gdt' RPC is available.  */
 143 #undef  HAVE_I386_SET_GDT
 144
 145 /* Define if inlined system calls are available.  */
 146 #undef HAVE_INLINED_SYSCALLS
 147
 148 /* Define if your compiler defaults to -msecure-plt mode on ppc.  */
 149 #undef HAVE_PPC_SECURE_PLT
 150
 151 /* Define if __stack_chk_guard canary should be randomized at program startup.  */
 152 #undef ENABLE_STACKGUARD_RANDOMIZE
 153
 154 /* Package description.  */
 155 #undef PKGVERSION
 156
 157 /* Bug reporting address.  */
 158 #undef REPORT_BUGS_TO
 159
 160 /* Define if multi-arch DSOs should be generated.  */
 161 #undef USE_MULTIARCH
 162
 163 /* Define if `.ctors' and `.dtors' sections shouldn't be used.  */
 164 #undef  NO_CTORS_DTORS_SECTIONS
 165
 166 /* Define if obsolete RPC code should be made available for user-level code
 167    to link against.  */
 168 #undef LINK_OBSOLETE_RPC
 169
 170 /* Define if obsolete libnsl code should be made available for user-level
 171    code to link against.  */
 172 #undef LINK_OBSOLETE_NSL
 173
 174 /* Define if Systemtap <sys/sdt.h> probes should be defined.  */
 175 #undef USE_STAP_PROBE
 176
 177 /* Define if library functions should try to contact the nscd daemon.  */
 178 #undef USE_NSCD
 179
 180 /* Define if the dynamic linker should consult an ld.so.cache file.  */
 181 #undef USE_LDCONFIG
 182
 183 /* Define to 1 if STT_GNU_IFUNC support actually works.  */
 184 #define HAVE_IFUNC 0
 185
 186 /* Define if gcc supports attribute ifunc.  */
 187 #undef HAVE_GCC_IFUNC
 188
 189 /* Define if the linker defines __ehdr_start.  */
 190 #undef HAVE_EHDR_START
 191
 192 /*
 193 \f */
 194
 195 #ifndef _LIBC
 196
 197 /* These symbols might be defined by some sysdeps configures.
 198    They are used only in miscellaneous generator programs, not
 199    in compiling libc itself.   */
 200
 201 /* sysdeps/generic/configure.ac */
 202 #undef  HAVE_PSIGNAL
 203
 204 /* sysdeps/unix/configure.ac */
 205 #undef  HAVE_STRERROR
 206
 207 /* sysdeps/unix/common/configure.ac */
 208 #undef  HAVE_SYS_SIGLIST
 209 #undef  HAVE__SYS_SIGLIST
 210 #undef  HAVE__CTYPE_
 211 #undef  HAVE___CTYPE_
 212 #undef  HAVE___CTYPE
 213 #undef  HAVE__CTYPE__
 214 #undef  HAVE__CTYPE
 215 #undef  HAVE__LOCP
 216
 217 #endif
 218
 219 /*
 220 \f */
 221
 222 #ifdef  _LIBC
 223
 224 /* The zic and zdump programs need these definitions.  */
 225
 226 #define HAVE_STRERROR   1
 227
 228 /* The locale code needs these definitions.  */
 229
 230 #define HAVE_REGEX 1
 231
 232 /* The ARM hard-float ABI is being used.  */
 233 #undef HAVE_ARM_PCS_VFP
 234
 235 /* The ARM movw/movt instructions using PC-relative relocs work right.  */
 236 #define ARM_PCREL_MOVW_OK 0
 237
 238 /* The pt_chown binary is being built and used by grantpt.  */
 239 #define HAVE_PT_CHOWN 0
 240
 241 /* Define if the compiler supports __builtin_trap without
 242    any external dependencies such as making a function call.  */
 243 #define HAVE_BUILTIN_TRAP 0
 244
 245 /* ports/sysdeps/mips/configure.in  */
 246 /* Define if using the IEEE 754-2008 NaN encoding on the MIPS target.  */
 247 #undef HAVE_MIPS_NAN2008
 248
 249 /* The PowerPC64 ELFv2 ABI is being used.  */
 250 #undef HAVE_ELFV2_ABI
 251
 252 /* PowerPC32 uses fcfid for integer to floating point conversions.  */
 253 #define HAVE_PPC_FCFID 0
 254
 255 /* PowerPC32 uses fctidz for floating point to long long conversions.  */
 256 #define HAVE_PPC_FCTIDZ 0
 257
 258 /* Build glibc with tunables support.  */
 259 #define HAVE_TUNABLES 0
 260
 261 /* Define if static PIE is enabled.  */
 262 #define ENABLE_STATIC_PIE 0
 263
 264 /* Some compiler options may now allow to use ebp in __asm__ (used mainly
 265    in i386 6 argument syscall issue).  */
 266 #define CAN_USE_REGISTER_ASM_EBP 0
 267
 268 #endif