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 set by --with-elf. */ 18 #define HAVE_ELF 1 19 20 /* Define if using XCOFF. Set by --with-xcoff. */ 21 #undef HAVE_XCOFF 22 23 /* Define if weak symbols are available via the `.weak' directive. */ 24 #define HAVE_ASM_WEAK_DIRECTIVE 1 25 26 /* Define if weak symbols are available via the `.weakext' directive. */ 27 #undef HAVE_ASM_WEAKEXT_DIRECTIVE 28 29 /* Define to the assembler line separator character for multiple 30 assembler instructions per line. Default is `;' */ 31 #undef ASM_LINE_SEP 32 33 /* Define if not using ELF, but `.init' and `.fini' sections are available. */ 34 #undef HAVE_INITFINI 35 36 /* Define if __attribute__((section("foo"))) puts quotes around foo. */ 37 #undef HAVE_SECTION_QUOTES 38 39 /* Define if using the GNU assembler, gas. */ 40 #define HAVE_GNU_AS 1 41 42 /* Define if the assembler supports the `.set' directive. */ 43 #define HAVE_ASM_SET_DIRECTIVE 1 44 45 /* Define to the name of the assembler's directive for 46 declaring a symbol global (default `.globl'). */ 47 #define ASM_GLOBAL_DIRECTIVE .globl 48 49 /* Define to the prefix before `object' or `function' in the 50 assembler's `.type' directive, if it has one. */ 51 #undef ASM_TYPE_DIRECTIVE_PREFIX 52 53 /* Define a symbol_name as a global .symbol_name for ld. */ 54 #undef HAVE_ASM_GLOBAL_DOT_NAME 55 56 /* Define if the assembler generates debugging information directly. */ 57 #undef HAVE_CPP_ASM_DEBUGINFO 58 59 /* Define if _Unwind_Find_FDE should be exported from glibc. */ 60 #undef EXPORT_UNWIND_FIND_FDE 61 62 /* Define to use GNU libio instead of GNU stdio. 63 This is defined by configure under --enable-libio. */ 64 #define USE_IN_LIBIO 1 65 66 /* Define if using ELF and the assembler supports the `.previous' 67 directive. */ 68 #define HAVE_ASM_PREVIOUS_DIRECTIVE 1 69 70 /* Define if using ELF and the assembler supports the `.popsection' 71 directive. */ 72 #undef HAVE_ASM_POPSECTION_DIRECTIVE 73 74 /* Define if versioning of the library is wanted. */ 75 #undef DO_VERSIONING 76 77 /* Defined to the oldest ABI we support, like 2.1. */ 78 #undef GLIBC_OLDEST_ABI 79 80 /* Define if static NSS modules are wanted. */ 81 #undef DO_STATIC_NSS 82 83 /* Define if gcc uses DWARF2 unwind information for exception support. */ 84 #define HAVE_DWARF2_UNWIND_INFO 1 85 86 /* Define if gcc uses DWARF2 unwind information for exception support 87 with static variable. */ 88 #define HAVE_DWARF2_UNWIND_INFO_STATIC 1 89 90 /* Define if the compiler supports __builtin_expect. */ 91 #define HAVE_BUILTIN_EXPECT 1 92 93 /* Define if the compiler supports __builtin_memset. */ 94 #undef HAVE_BUILTIN_MEMSET 95 96 /* Define if the __thread keyword is supported. */ 97 #undef HAVE___THREAD 98 99 /* Define if the compiler supports __attribute__((tls_model(""))). */ 100 #undef HAVE_TLS_MODEL_ATTRIBUTE 101 102 /* Define if the regparm attribute shall be used for local functions 103 (gcc on ix86 only). */ 104 #undef USE_REGPARMS 105 106 /* Defined on PowerPC if the GCC being used has a problem with clobbering 107 certain registers (CR0, MQ, CTR, LR) in asm statements. */ 108 #undef BROKEN_PPC_ASM_CR0 109 110 /* Defined on SPARC if ld doesn't handle R_SPARC_WDISP22 against .hidden 111 symbol. sysdeps/sparc/sparc32/elf/configure. */ 112 #undef BROKEN_SPARC_WDISP22 113 114 /* Define if the linker supports the -z combreloc option. */ 115 #undef HAVE_Z_COMBRELOC 116 117 /* Define if the assembler supported .protected. */ 118 #undef HAVE_PROTECTED 119 120 /* Define if the assembler supported .hidden. */ 121 #undef HAVE_HIDDEN 122 123 /* Define if the compiler supports __attribute__ ((visibility (...))). */ 124 #define HAVE_VISIBILITY_ATTRIBUTE 1 125 126 /* Define if the compiler doesn't support __attribute__ ((visibility (...))) 127 together with __asm__ redirection properly. */ 128 #undef HAVE_BROKEN_VISIBILITY_ATTRIBUTE 129 130 /* Define if the compiler doesn't support __attribute__ ((alias (...))) 131 together with __asm__ redirection properly. */ 132 #undef HAVE_BROKEN_ALIAS_ATTRIBUTE 133 134 /* Define if _rtld_local structure should be forced into .sdata section. */ 135 #undef HAVE_SDATA_SECTION 136 137 /* Define if binutils support TLS handling. */ 138 #undef HAVE_TLS_SUPPORT 139 140 /* Define if the linker supports .preinit_array/.init_array/.fini_array 141 sections. */ 142 #undef HAVE_INITFINI_ARRAY 143 144 /* Define if the access to static and hidden variables is position independent 145 and does not need relocations. */ 146 #undef PI_STATIC_AND_HIDDEN 147 148 /* Define this to disable the `hidden_proto' et al macros in 149 include/libc-symbols.h that avoid PLT slots in the shared objects. */ 150 #undef NO_HIDDEN 151 152 153 /* Defined to some form of __attribute__ ((...)) if the compiler supports 154 a different, more efficient calling convention. */ 155 #if defined USE_REGPARMS && !defined PROF && !defined __BOUNDED_POINTERS__ 156 # define internal_function __attribute__ ((regparm (3), stdcall)) 157 #endif 158 159 /* Linux specific: minimum supported kernel version. */ 160 #undef __LINUX_KERNEL_VERSION 161 162 /* Override abi-tags ABI version if necessary. */ 163 #undef __ABI_TAG_VERSION 164 165 /* An extension in gcc 2.96 and up allows the subtraction of two 166 local labels. */ 167 #undef HAVE_SUBTRACT_LOCAL_LABELS 168 169 /* bash 2.0 introduced the _XXX_GNU_nonoption_argv_flags_ variable to help 170 getopt determine whether a parameter is a flag or not. This features 171 was disabled later since it caused trouble. We are by default therefore 172 disabling the support as well. */ 173 #undef USE_NONOPTION_FLAGS 174 175 /* Mach/Hurd specific: define if mig supports the `retcode' keyword. */ 176 #undef HAVE_MIG_RETCODE 177 178 /* Mach specific: define if the `host_page_size' RPC is available. */ 179 #undef HAVE_HOST_PAGE_SIZE 180 181 /* Mach/i386 specific: define if the `i386_io_perm_*' RPCs are available. */ 182 #undef HAVE_I386_IO_PERM_MODIFY 183 184 /* Mach/i386 specific: define if the `i386_set_gdt' RPC is available. */ 185 #undef HAVE_I386_SET_GDT 186 187 /* 188 */ 189 190 #ifndef _LIBC 191 192 /* These symbols might be defined by some sysdeps configures. 193 They are used only in miscellaneous generator programs, not 194 in compiling libc itself. */ 195 196 /* sysdeps/generic/configure.in */ 197 #undef HAVE_PSIGNAL 198 199 /* sysdeps/unix/configure.in */ 200 #define HAVE_STRERROR 201 202 /* sysdeps/unix/common/configure.in */ 203 #undef HAVE_SYS_SIGLIST 204 #undef HAVE__SYS_SIGLIST 205 #undef HAVE__CTYPE_ 206 #undef HAVE___CTYPE_ 207 #undef HAVE___CTYPE 208 #undef HAVE__CTYPE__ 209 #undef HAVE__CTYPE 210 #undef HAVE__LOCP 211 212 #endif 213 214 /* 215 */ 216 217 #ifdef _LIBC 218 219 /* The zic and zdump programs need these definitions. */ 220 221 #define HAVE_STRERROR 1 222 223 /* The locale code needs these definitions. */ 224 225 #define HAVE_REGEX 1 226 227 //#define HAVE_MMAP 1 228 #undef HAVE_MMAP 229 230 #endif 231