1 //#if !defined __ASSEMBLER__ && !defined _ISOMAC && !defined __OPTIMIZE__ 2 //# error "glibc cannot be compiled without optimization" 3 //#endif 4 5 /* Another evil option when it comes to compiling the C library is 6 --ffast-math since it alters the ABI. */ 7 #if defined __FAST_MATH__ && !defined TEST_FAST_MATH 8 # error "glibc must not be compiled with -ffast-math" 9 #endif 10 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 #define HAVE_GNU_LD 1 15 16 /* Define if using ELF, which supports weak symbols. 17 This implies HAVE_ASM_WEAK_DIRECTIVE and NO_UNDERSCORES; set by 18 --with-elf. */ 19 #define HAVE_ELF 1 20 21 /* Define if using XCOFF. Set by --with-xcoff. */ 22 #undef HAVE_XCOFF 23 24 /* Define if C symbols are asm symbols. Don't define if C symbols 25 have a `_' prepended to make the asm symbol. */ 26 #define NO_UNDERSCORES 1 27 28 /* Define if weak symbols are available via the `.weak' directive. */ 29 #define HAVE_ASM_WEAK_DIRECTIVE 1 30 31 /* Define if weak symbols are available via the `.weakext' directive. */ 32 #undef HAVE_ASM_WEAKEXT_DIRECTIVE 33 34 /* Define to the assembler line separator character for multiple 35 assembler instructions per line. Default is `;' */ 36 #undef ASM_LINE_SEP 37 38 /* Define if not using ELF, but `.init' and `.fini' sections are available. */ 39 #undef HAVE_INITFINI 40 41 /* Define if __attribute__((section("foo"))) puts quotes around foo. */ 42 #undef HAVE_SECTION_QUOTES 43 44 /* Define if using the GNU assembler, gas. */ 45 #define HAVE_GNU_AS 1 46 47 /* Define if the assembler supports the `.set' directive. */ 48 #define HAVE_ASM_SET_DIRECTIVE 1 49 50 /* Define to the name of the assembler's directive for 51 declaring a symbol global (default `.globl'). */ 52 #define ASM_GLOBAL_DIRECTIVE .globl 53 54 /* Define to the prefix before `object' or `function' in the 55 assembler's `.type' directive, if it has one. */ 56 #undef ASM_TYPE_DIRECTIVE_PREFIX 57 58 /* Define a symbol_name as a global .symbol_name for ld. */ 59 #undef HAVE_ASM_GLOBAL_DOT_NAME 60 61 /* Define if the assembler generates debugging information directly. */ 62 #undef HAVE_CPP_ASM_DEBUGINFO 63 64 /* Define if _Unwind_Find_FDE should be exported from glibc. */ 65 #undef EXPORT_UNWIND_FIND_FDE 66 67 /* Define to use GNU libio instead of GNU stdio. 68 This is defined by configure under --enable-libio. */ 69 #define USE_IN_LIBIO 1 70 71 /* Define if using ELF and the assembler supports the `.previous' 72 directive. */ 73 #define HAVE_ASM_PREVIOUS_DIRECTIVE 1 74 75 /* Define if using ELF and the assembler supports the `.popsection' 76 directive. */ 77 #undef HAVE_ASM_POPSECTION_DIRECTIVE 78 79 /* Define if versioning of the library is wanted. */ 80 #undef DO_VERSIONING 81 82 /* Defined to the oldest ABI we support, like 2.1. */ 83 #undef GLIBC_OLDEST_ABI 84 85 /* Define if static NSS modules are wanted. */ 86 #undef DO_STATIC_NSS 87 88 /* Define if gcc uses DWARF2 unwind information for exception support. */ 89 #define HAVE_DWARF2_UNWIND_INFO 1 90 91 /* Define if gcc uses DWARF2 unwind information for exception support 92 with static variable. */ 93 #define HAVE_DWARF2_UNWIND_INFO_STATIC 1 94 95 /* Define if the compiler supports __builtin_expect. */ 96 #define HAVE_BUILTIN_EXPECT 1 97 98 /* Define if the compiler supports __builtin_memset. */ 99 #undef HAVE_BUILTIN_MEMSET 100 101 /* Define if the __thread keyword is supported. */ 102 #undef HAVE___THREAD 103 104 /* Define if the compiler supports __attribute__((tls_model(""))). */ 105 #undef HAVE_TLS_MODEL_ATTRIBUTE 106 107 /* Define if the regparm attribute shall be used for local functions 108 (gcc on ix86 only). */ 109 #undef USE_REGPARMS 110 111 /* Defined on PowerPC if the GCC being used has a problem with clobbering 112 certain registers (CR0, MQ, CTR, LR) in asm statements. */ 113 #undef BROKEN_PPC_ASM_CR0 114 115 /* Defined on SPARC if ld doesn't handle R_SPARC_WDISP22 against .hidden 116 symbol. sysdeps/sparc/sparc32/elf/configure. */ 117 #undef BROKEN_SPARC_WDISP22 118 119 /* Define if the linker supports the -z combreloc option. */ 120 #undef HAVE_Z_COMBRELOC 121 122 /* Define if the assembler supported .protected. */ 123 #undef HAVE_PROTECTED 124 125 /* Define if the assembler supported .hidden. */ 126 #undef HAVE_HIDDEN 127 128 /* Define if the compiler supports __attribute__ ((visibility (...))). */ 129 #define HAVE_VISIBILITY_ATTRIBUTE 1 130 131 /* Define if the compiler doesn't support __attribute__ ((visibility (...))) 132 together with __asm__ redirection properly. */ 133 #undef HAVE_BROKEN_VISIBILITY_ATTRIBUTE 134 135 /* Define if the compiler doesn't support __attribute__ ((alias (...))) 136 together with __asm__ redirection properly. */ 137 #undef HAVE_BROKEN_ALIAS_ATTRIBUTE 138 139 /* Define if _rtld_local structure should be forced into .sdata section. */ 140 #undef HAVE_SDATA_SECTION 141 142 /* Define if binutils support TLS handling. */ 143 #undef HAVE_TLS_SUPPORT 144 145 /* Define if the linker supports .preinit_array/.init_array/.fini_array 146 sections. */ 147 #undef HAVE_INITFINI_ARRAY 148 149 /* Define if the access to static and hidden variables is position independent 150 and does not need relocations. */ 151 #undef PI_STATIC_AND_HIDDEN 152 153 /* Define this to disable the `hidden_proto' et al macros in 154 include/libc-symbols.h that avoid PLT slots in the shared objects. */ 155 #undef NO_HIDDEN 156 157 158 /* Defined to some form of __attribute__ ((...)) if the compiler supports 159 a different, more efficient calling convention. */ 160 #if defined USE_REGPARMS && !defined PROF && !defined __BOUNDED_POINTERS__ 161 # define internal_function __attribute__ ((regparm (3), stdcall)) 162 #endif 163 164 /* Linux specific: minimum supported kernel version. */ 165 #undef __LINUX_KERNEL_VERSION 166 167 /* Override abi-tags ABI version if necessary. */ 168 #undef __ABI_TAG_VERSION 169 170 /* An extension in gcc 2.96 and up allows the subtraction of two 171 local labels. */ 172 #undef HAVE_SUBTRACT_LOCAL_LABELS 173 174 /* bash 2.0 introduced the _XXX_GNU_nonoption_argv_flags_ variable to help 175 getopt determine whether a parameter is a flag or not. This features 176 was disabled later since it caused trouble. We are by default therefore 177 disabling the support as well. */ 178 #undef USE_NONOPTION_FLAGS 179 180 /* Mach/Hurd specific: define if mig supports the `retcode' keyword. */ 181 #undef HAVE_MIG_RETCODE 182 183 /* Mach specific: define if the `host_page_size' RPC is available. */ 184 #undef HAVE_HOST_PAGE_SIZE 185 186 /* Mach/i386 specific: define if the `i386_io_perm_*' RPCs are available. */ 187 #undef HAVE_I386_IO_PERM_MODIFY 188 189 /* Mach/i386 specific: define if the `i386_set_gdt' RPC is available. */ 190 #undef HAVE_I386_SET_GDT 191 192 /* 193 */ 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.in */ 202 #undef HAVE_PSIGNAL 203 204 /* sysdeps/unix/configure.in */ 205 #define HAVE_STRERROR 206 207 /* sysdeps/unix/common/configure.in */ 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 */ 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 //#define HAVE_MMAP 1 233 #undef HAVE_MMAP 234 235 #endif 236