1*51ab221fSAlexander von Gluck IV //#if !defined __ASSEMBLER__ && !defined _ISOMAC && !defined __OPTIMIZE__ 2*51ab221fSAlexander von Gluck IV //# error "glibc cannot be compiled without optimization" 3*51ab221fSAlexander von Gluck IV //#endif 4*51ab221fSAlexander von Gluck IV 5*51ab221fSAlexander von Gluck IV /* Another evil option when it comes to compiling the C library is 6*51ab221fSAlexander von Gluck IV --ffast-math since it alters the ABI. */ 7*51ab221fSAlexander von Gluck IV #if defined __FAST_MATH__ && !defined TEST_FAST_MATH 8*51ab221fSAlexander von Gluck IV # error "glibc must not be compiled with -ffast-math" 9*51ab221fSAlexander von Gluck IV #endif 10*51ab221fSAlexander von Gluck IV 11*51ab221fSAlexander von Gluck IV /* Define if using GNU ld, with support for weak symbols in a.out, 12*51ab221fSAlexander von Gluck IV and for symbol set and warning messages extensions in a.out and ELF. 13*51ab221fSAlexander von Gluck IV This implies HAVE_WEAK_SYMBOLS; set by --with-gnu-ld. */ 14*51ab221fSAlexander von Gluck IV #define HAVE_GNU_LD 1 15*51ab221fSAlexander von Gluck IV 16*51ab221fSAlexander von Gluck IV /* Define if using ELF, which supports weak symbols. 17*51ab221fSAlexander von Gluck IV This implies HAVE_ASM_WEAK_DIRECTIVE set by --with-elf. */ 18*51ab221fSAlexander von Gluck IV #define HAVE_ELF 1 19*51ab221fSAlexander von Gluck IV 20*51ab221fSAlexander von Gluck IV /* Define if using XCOFF. Set by --with-xcoff. */ 21*51ab221fSAlexander von Gluck IV #undef HAVE_XCOFF 22*51ab221fSAlexander von Gluck IV 23*51ab221fSAlexander von Gluck IV /* Define if weak symbols are available via the `.weak' directive. */ 24*51ab221fSAlexander von Gluck IV #define HAVE_ASM_WEAK_DIRECTIVE 1 25*51ab221fSAlexander von Gluck IV 26*51ab221fSAlexander von Gluck IV /* Define if weak symbols are available via the `.weakext' directive. */ 27*51ab221fSAlexander von Gluck IV #undef HAVE_ASM_WEAKEXT_DIRECTIVE 28*51ab221fSAlexander von Gluck IV 29*51ab221fSAlexander von Gluck IV /* Define to the assembler line separator character for multiple 30*51ab221fSAlexander von Gluck IV assembler instructions per line. Default is `;' */ 31*51ab221fSAlexander von Gluck IV #undef ASM_LINE_SEP 32*51ab221fSAlexander von Gluck IV 33*51ab221fSAlexander von Gluck IV /* Define if not using ELF, but `.init' and `.fini' sections are available. */ 34*51ab221fSAlexander von Gluck IV #undef HAVE_INITFINI 35*51ab221fSAlexander von Gluck IV 36*51ab221fSAlexander von Gluck IV /* Define if __attribute__((section("foo"))) puts quotes around foo. */ 37*51ab221fSAlexander von Gluck IV /*#define HAVE_SECTION_QUOTES 1 38*51ab221fSAlexander von Gluck IV [zooey]: defining this causes assembler errors, and I don't think 39*51ab221fSAlexander von Gluck IV that any BeOS-gcc actually produces quotes in sections... 40*51ab221fSAlexander von Gluck IV */ 41*51ab221fSAlexander von Gluck IV #undef HAVE_SECTION_QUOTES 42*51ab221fSAlexander von Gluck IV 43*51ab221fSAlexander von Gluck IV /* Define if using the GNU assembler, gas. */ 44*51ab221fSAlexander von Gluck IV #define HAVE_GNU_AS 1 45*51ab221fSAlexander von Gluck IV 46*51ab221fSAlexander von Gluck IV /* Define if the assembler supports the `.set' directive. */ 47*51ab221fSAlexander von Gluck IV #define HAVE_ASM_SET_DIRECTIVE 1 48*51ab221fSAlexander von Gluck IV 49*51ab221fSAlexander von Gluck IV /* Define to the name of the assembler's directive for 50*51ab221fSAlexander von Gluck IV declaring a symbol global (default `.globl'). */ 51*51ab221fSAlexander von Gluck IV #define ASM_GLOBAL_DIRECTIVE .globl 52*51ab221fSAlexander von Gluck IV 53*51ab221fSAlexander von Gluck IV /* Define to the prefix before `object' or `function' in the 54*51ab221fSAlexander von Gluck IV assembler's `.type' directive, if it has one. */ 55*51ab221fSAlexander von Gluck IV #undef ASM_TYPE_DIRECTIVE_PREFIX 56*51ab221fSAlexander von Gluck IV 57*51ab221fSAlexander von Gluck IV /* Define a symbol_name as a global .symbol_name for ld. */ 58*51ab221fSAlexander von Gluck IV #undef HAVE_ASM_GLOBAL_DOT_NAME 59*51ab221fSAlexander von Gluck IV 60*51ab221fSAlexander von Gluck IV /* Define if the assembler generates debugging information directly. */ 61*51ab221fSAlexander von Gluck IV #undef HAVE_CPP_ASM_DEBUGINFO 62*51ab221fSAlexander von Gluck IV 63*51ab221fSAlexander von Gluck IV /* Define if _Unwind_Find_FDE should be exported from glibc. */ 64*51ab221fSAlexander von Gluck IV #undef EXPORT_UNWIND_FIND_FDE 65*51ab221fSAlexander von Gluck IV 66*51ab221fSAlexander von Gluck IV /* Define to use GNU libio instead of GNU stdio. 67*51ab221fSAlexander von Gluck IV This is defined by configure under --enable-libio. */ 68*51ab221fSAlexander von Gluck IV #define USE_IN_LIBIO 1 69*51ab221fSAlexander von Gluck IV 70*51ab221fSAlexander von Gluck IV /* Define if using ELF and the assembler supports the `.previous' 71*51ab221fSAlexander von Gluck IV directive. */ 72*51ab221fSAlexander von Gluck IV #define HAVE_ASM_PREVIOUS_DIRECTIVE 1 73*51ab221fSAlexander von Gluck IV 74*51ab221fSAlexander von Gluck IV /* Define if using ELF and the assembler supports the `.popsection' 75*51ab221fSAlexander von Gluck IV directive. */ 76*51ab221fSAlexander von Gluck IV #undef HAVE_ASM_POPSECTION_DIRECTIVE 77*51ab221fSAlexander von Gluck IV 78*51ab221fSAlexander von Gluck IV /* Define if versioning of the library is wanted. */ 79*51ab221fSAlexander von Gluck IV #undef DO_VERSIONING 80*51ab221fSAlexander von Gluck IV 81*51ab221fSAlexander von Gluck IV /* Defined to the oldest ABI we support, like 2.1. */ 82*51ab221fSAlexander von Gluck IV #undef GLIBC_OLDEST_ABI 83*51ab221fSAlexander von Gluck IV 84*51ab221fSAlexander von Gluck IV /* Define if static NSS modules are wanted. */ 85*51ab221fSAlexander von Gluck IV #undef DO_STATIC_NSS 86*51ab221fSAlexander von Gluck IV 87*51ab221fSAlexander von Gluck IV /* Define if gcc uses DWARF2 unwind information for exception support. */ 88*51ab221fSAlexander von Gluck IV #define HAVE_DWARF2_UNWIND_INFO 1 89*51ab221fSAlexander von Gluck IV 90*51ab221fSAlexander von Gluck IV /* Define if gcc uses DWARF2 unwind information for exception support 91*51ab221fSAlexander von Gluck IV with static variable. */ 92*51ab221fSAlexander von Gluck IV #define HAVE_DWARF2_UNWIND_INFO_STATIC 1 93*51ab221fSAlexander von Gluck IV 94*51ab221fSAlexander von Gluck IV /* Define if the compiler supports __builtin_expect. */ 95*51ab221fSAlexander von Gluck IV #undef HAVE_BUILTIN_EXPECT 96*51ab221fSAlexander von Gluck IV 97*51ab221fSAlexander von Gluck IV /* Define if the compiler supports __builtin_memset. */ 98*51ab221fSAlexander von Gluck IV #undef HAVE_BUILTIN_MEMSET 99*51ab221fSAlexander von Gluck IV 100*51ab221fSAlexander von Gluck IV /* Define if the __thread keyword is supported. */ 101*51ab221fSAlexander von Gluck IV #undef HAVE___THREAD 102*51ab221fSAlexander von Gluck IV 103*51ab221fSAlexander von Gluck IV /* Define if the compiler supports __attribute__((tls_model(""))). */ 104*51ab221fSAlexander von Gluck IV #undef HAVE_TLS_MODEL_ATTRIBUTE 105*51ab221fSAlexander von Gluck IV 106*51ab221fSAlexander von Gluck IV /* Define if the regparm attribute shall be used for local functions 107*51ab221fSAlexander von Gluck IV (gcc on ix86 only). */ 108*51ab221fSAlexander von Gluck IV #define USE_REGPARMS 0 109*51ab221fSAlexander von Gluck IV 110*51ab221fSAlexander von Gluck IV /* Defined on PowerPC if the GCC being used has a problem with clobbering 111*51ab221fSAlexander von Gluck IV certain registers (CR0, MQ, CTR, LR) in asm statements. */ 112*51ab221fSAlexander von Gluck IV #undef BROKEN_PPC_ASM_CR0 113*51ab221fSAlexander von Gluck IV 114*51ab221fSAlexander von Gluck IV /* Defined on SPARC if ld doesn't handle R_SPARC_WDISP22 against .hidden 115*51ab221fSAlexander von Gluck IV symbol. sysdeps/sparc/sparc32/elf/configure. */ 116*51ab221fSAlexander von Gluck IV #undef BROKEN_SPARC_WDISP22 117*51ab221fSAlexander von Gluck IV 118*51ab221fSAlexander von Gluck IV /* Define if the linker supports the -z combreloc option. */ 119*51ab221fSAlexander von Gluck IV #undef HAVE_Z_COMBRELOC 120*51ab221fSAlexander von Gluck IV 121*51ab221fSAlexander von Gluck IV /* Define if the assembler supported .protected. */ 122*51ab221fSAlexander von Gluck IV #undef HAVE_PROTECTED 123*51ab221fSAlexander von Gluck IV 124*51ab221fSAlexander von Gluck IV /* Define if the assembler supported .hidden. */ 125*51ab221fSAlexander von Gluck IV #undef HAVE_HIDDEN 126*51ab221fSAlexander von Gluck IV 127*51ab221fSAlexander von Gluck IV /* Define if the compiler supports __attribute__ ((visibility (...))). */ 128*51ab221fSAlexander von Gluck IV #undef HAVE_VISIBILITY_ATTRIBUTE 129*51ab221fSAlexander von Gluck IV 130*51ab221fSAlexander von Gluck IV /* Define if the compiler doesn't support __attribute__ ((visibility (...))) 131*51ab221fSAlexander von Gluck IV together with __asm__ redirection properly. */ 132*51ab221fSAlexander von Gluck IV #undef HAVE_BROKEN_VISIBILITY_ATTRIBUTE 133*51ab221fSAlexander von Gluck IV 134*51ab221fSAlexander von Gluck IV /* Define if the compiler doesn't support __attribute__ ((alias (...))) 135*51ab221fSAlexander von Gluck IV together with __asm__ redirection properly. */ 136*51ab221fSAlexander von Gluck IV #undef HAVE_BROKEN_ALIAS_ATTRIBUTE 137*51ab221fSAlexander von Gluck IV 138*51ab221fSAlexander von Gluck IV /* Define if _rtld_local structure should be forced into .sdata section. */ 139*51ab221fSAlexander von Gluck IV #undef HAVE_SDATA_SECTION 140*51ab221fSAlexander von Gluck IV 141*51ab221fSAlexander von Gluck IV /* Define if binutils support TLS handling. */ 142*51ab221fSAlexander von Gluck IV #undef HAVE_TLS_SUPPORT 143*51ab221fSAlexander von Gluck IV 144*51ab221fSAlexander von Gluck IV /* Define if the linker supports .preinit_array/.init_array/.fini_array 145*51ab221fSAlexander von Gluck IV sections. */ 146*51ab221fSAlexander von Gluck IV #undef HAVE_INITFINI_ARRAY 147*51ab221fSAlexander von Gluck IV 148*51ab221fSAlexander von Gluck IV /* Define if the access to static and hidden variables is position independent 149*51ab221fSAlexander von Gluck IV and does not need relocations. */ 150*51ab221fSAlexander von Gluck IV #undef PI_STATIC_AND_HIDDEN 151*51ab221fSAlexander von Gluck IV 152*51ab221fSAlexander von Gluck IV /* Define this to disable the `hidden_proto' et al macros in 153*51ab221fSAlexander von Gluck IV include/libc-symbols.h that avoid PLT slots in the shared objects. */ 154*51ab221fSAlexander von Gluck IV #undef NO_HIDDEN 155*51ab221fSAlexander von Gluck IV 156*51ab221fSAlexander von Gluck IV 157*51ab221fSAlexander von Gluck IV /* Defined to some form of __attribute__ ((...)) if the compiler supports 158*51ab221fSAlexander von Gluck IV a different, more efficient calling convention. */ 159*51ab221fSAlexander von Gluck IV #if USE_REGPARMS && !defined PROF && !defined __BOUNDED_POINTERS__ 160*51ab221fSAlexander von Gluck IV # define internal_function __attribute__ ((regparm (3), stdcall)) 161*51ab221fSAlexander von Gluck IV #endif 162*51ab221fSAlexander von Gluck IV 163*51ab221fSAlexander von Gluck IV /* Linux specific: minimum supported kernel version. */ 164*51ab221fSAlexander von Gluck IV #undef __LINUX_KERNEL_VERSION 165*51ab221fSAlexander von Gluck IV 166*51ab221fSAlexander von Gluck IV /* Override abi-tags ABI version if necessary. */ 167*51ab221fSAlexander von Gluck IV #undef __ABI_TAG_VERSION 168*51ab221fSAlexander von Gluck IV 169*51ab221fSAlexander von Gluck IV /* An extension in gcc 2.96 and up allows the subtraction of two 170*51ab221fSAlexander von Gluck IV local labels. */ 171*51ab221fSAlexander von Gluck IV #undef HAVE_SUBTRACT_LOCAL_LABELS 172*51ab221fSAlexander von Gluck IV 173*51ab221fSAlexander von Gluck IV /* bash 2.0 introduced the _XXX_GNU_nonoption_argv_flags_ variable to help 174*51ab221fSAlexander von Gluck IV getopt determine whether a parameter is a flag or not. This features 175*51ab221fSAlexander von Gluck IV was disabled later since it caused trouble. We are by default therefore 176*51ab221fSAlexander von Gluck IV disabling the support as well. */ 177*51ab221fSAlexander von Gluck IV #undef USE_NONOPTION_FLAGS 178*51ab221fSAlexander von Gluck IV 179*51ab221fSAlexander von Gluck IV /* Mach/Hurd specific: define if mig supports the `retcode' keyword. */ 180*51ab221fSAlexander von Gluck IV #undef HAVE_MIG_RETCODE 181*51ab221fSAlexander von Gluck IV 182*51ab221fSAlexander von Gluck IV /* Mach specific: define if the `host_page_size' RPC is available. */ 183*51ab221fSAlexander von Gluck IV #undef HAVE_HOST_PAGE_SIZE 184*51ab221fSAlexander von Gluck IV 185*51ab221fSAlexander von Gluck IV /* Mach/i386 specific: define if the `i386_io_perm_*' RPCs are available. */ 186*51ab221fSAlexander von Gluck IV #undef HAVE_I386_IO_PERM_MODIFY 187*51ab221fSAlexander von Gluck IV 188*51ab221fSAlexander von Gluck IV /* Mach/i386 specific: define if the `i386_set_gdt' RPC is available. */ 189*51ab221fSAlexander von Gluck IV #undef HAVE_I386_SET_GDT 190*51ab221fSAlexander von Gluck IV 191*51ab221fSAlexander von Gluck IV /* 192*51ab221fSAlexander von Gluck IV */ 193*51ab221fSAlexander von Gluck IV 194*51ab221fSAlexander von Gluck IV #ifndef _LIBC 195*51ab221fSAlexander von Gluck IV 196*51ab221fSAlexander von Gluck IV /* These symbols might be defined by some sysdeps configures. 197*51ab221fSAlexander von Gluck IV They are used only in miscellaneous generator programs, not 198*51ab221fSAlexander von Gluck IV in compiling libc itself. */ 199*51ab221fSAlexander von Gluck IV 200*51ab221fSAlexander von Gluck IV /* sysdeps/generic/configure.in */ 201*51ab221fSAlexander von Gluck IV #undef HAVE_PSIGNAL 202*51ab221fSAlexander von Gluck IV 203*51ab221fSAlexander von Gluck IV /* sysdeps/unix/configure.in */ 204*51ab221fSAlexander von Gluck IV #define HAVE_STRERROR 205*51ab221fSAlexander von Gluck IV 206*51ab221fSAlexander von Gluck IV /* sysdeps/unix/common/configure.in */ 207*51ab221fSAlexander von Gluck IV #undef HAVE_SYS_SIGLIST 208*51ab221fSAlexander von Gluck IV #undef HAVE__SYS_SIGLIST 209*51ab221fSAlexander von Gluck IV #undef HAVE__CTYPE_ 210*51ab221fSAlexander von Gluck IV #undef HAVE___CTYPE_ 211*51ab221fSAlexander von Gluck IV #undef HAVE___CTYPE 212*51ab221fSAlexander von Gluck IV #undef HAVE__CTYPE__ 213*51ab221fSAlexander von Gluck IV #undef HAVE__CTYPE 214*51ab221fSAlexander von Gluck IV #undef HAVE__LOCP 215*51ab221fSAlexander von Gluck IV 216*51ab221fSAlexander von Gluck IV #endif 217*51ab221fSAlexander von Gluck IV 218*51ab221fSAlexander von Gluck IV /* 219*51ab221fSAlexander von Gluck IV */ 220*51ab221fSAlexander von Gluck IV 221*51ab221fSAlexander von Gluck IV #ifdef _LIBC 222*51ab221fSAlexander von Gluck IV 223*51ab221fSAlexander von Gluck IV /* The zic and zdump programs need these definitions. */ 224*51ab221fSAlexander von Gluck IV 225*51ab221fSAlexander von Gluck IV #define HAVE_STRERROR 1 226*51ab221fSAlexander von Gluck IV 227*51ab221fSAlexander von Gluck IV /* The locale code needs these definitions. */ 228*51ab221fSAlexander von Gluck IV 229*51ab221fSAlexander von Gluck IV #define HAVE_REGEX 1 230*51ab221fSAlexander von Gluck IV 231*51ab221fSAlexander von Gluck IV //#define HAVE_MMAP 1 232*51ab221fSAlexander von Gluck IV #undef HAVE_MMAP 233*51ab221fSAlexander von Gluck IV 234*51ab221fSAlexander von Gluck IV #endif 235*51ab221fSAlexander von Gluck IV 236