config.h.in

   1 /* Define if using GNU ld, with support for weak symbols in a.out,
   2    and for symbol set and warning messages extensions in a.out and ELF.
   3    This implies HAVE_WEAK_SYMBOLS; set by --with-gnu-ld.  */
   4 #undef  HAVE_GNU_LD
   5
   6 /* Define if using ELF, which supports weak symbols.
   7    This implies HAVE_ASM_WEAK_DIRECTIVE and NO_UNDERSCORES; set by
   8    --with-elf.  */
   9 #undef  HAVE_ELF
  10
  11 /* Define if C symbols are asm symbols.  Don't define if C symbols
  12    have a `_' prepended to make the asm symbol.  */
  13 #undef  NO_UNDERSCORES
  14
  15 /* Define if weak symbols are available via the `.weak' directive.  */
  16 #undef  HAVE_ASM_WEAK_DIRECTIVE
  17
  18 /* Define if weak symbols are available via the `.weakext' directive.  */
  19 #undef  HAVE_ASM_WEAKEXT_DIRECTIVE
  20
  21 /* Define to the assembler line separator character for multiple
  22    assembler instructions per line.  Default is `;'  */
  23 #undef ASM_LINE_SEP
  24
  25 /* Define if not using ELF, but `.init' and `.fini' sections are available.  */
  26 #undef  HAVE_INITFINI
  27
  28 /* Define if __attribute__((section("foo"))) puts quotes around foo.  */
  29 #undef  HAVE_SECTION_QUOTES
  30
  31 /* Define if using the GNU assembler, gas.  */
  32 #undef  HAVE_GNU_AS
  33
  34 /* Define if the assembler supports the `.set' directive.  */
  35 #undef  HAVE_ASM_SET_DIRECTIVE
  36
  37 /* Define to the name of the assembler's directive for
  38    declaring a symbol global (default `.globl').  */
  39 #undef  ASM_GLOBAL_DIRECTIVE
  40
  41 /* Define to use GNU libio instead of GNU stdio.
  42    This is defined by configure under --enable-libio.  */
  43 #undef  USE_IN_LIBIO
  44
  45 /* Define if using ELF and the assembler supports the `.previous'
  46    directive.  */
  47 #undef  HAVE_ASM_PREVIOUS_DIRECTIVE
  48
  49 /* Define if using ELF and the assembler supports the `.popsection'
  50    directive.  */
  51 #undef  HAVE_ASM_POPSECTION_DIRECTIVE
  52
  53 /* Define to the prefix Alpha/ELF GCC emits before ..ng symbols.  */
  54 #undef  ASM_ALPHA_NG_SYMBOL_PREFIX
  55
  56 /* Define if versioning of the library is wanted.  */
  57 #undef  DO_VERSIONING
  58
  59 /* Define if static NSS modules are wanted.  */
  60 #undef  DO_STATIC_NSS
  61
  62 /* Define if gcc uses DWARF2 unwind information for exception support.  */
  63 #undef  HAVE_DWARF2_UNWIND_INFO
  64
  65 /* Define if gcc uses DWARF2 unwind information for exception support
  66    with static variable. */
  67 #undef  HAVE_DWARF2_UNWIND_INFO_STATIC
  68
  69 /* Define if the compiler supports __builtin_expect.  */
  70 #undef  HAVE_BUILTIN_EXPECT
  71
  72 /* Define if the regparm attribute shall be used for local functions
  73    (gcc on ix86 only).  */
  74 #undef  USE_REGPARMS
  75
  76 /* Defined on PowerPC if the GCC being used has a problem with clobbering
  77    certain registers (CR0, MQ, CTR, LR) in asm statements.  */
  78 #undef  BROKEN_PPC_ASM_CR0
  79
  80
  81 /* Defined to some form of __attribute__ ((...)) if the compiler supports
  82    a different, more efficient calling convention.  */
  83 #if defined USE_REGPARMS && !defined PROF && !defined __BOUNDED_POINTERS__
  84 # define internal_function __attribute__ ((regparm (3), stdcall))
  85 #endif
  86
  87 /* Linux specific: minimum supported kernel version.  */
  88 #undef  __LINUX_KERNEL_VERSION
  89
  90 /* An extension in gcc 2.96 and up allows the subtraction of two
  91    local labels.  */
  92 #undef  HAVE_SUBTRACT_LOCAL_LABELS
  93
  94 /*
  95 \f */
  96
  97 #ifndef _LIBC
  98
  99 /* These symbols might be defined by some sysdeps configures.
 100    They are used only in miscellaneous generator programs, not
 101    in compiling libc itself.   */
 102
 103 /* sysdeps/generic/configure.in */
 104 #undef  HAVE_PSIGNAL
 105
 106 /* sysdeps/unix/configure.in */
 107 #undef  HAVE_STRERROR
 108
 109 /* sysdeps/unix/common/configure.in */
 110 #undef  HAVE_SYS_SIGLIST
 111 #undef  HAVE__SYS_SIGLIST
 112 #undef  HAVE__CTYPE_
 113 #undef  HAVE___CTYPE_
 114 #undef  HAVE___CTYPE
 115 #undef  HAVE__CTYPE__
 116 #undef  HAVE__CTYPE
 117 #undef  HAVE__LOCP
 118
 119 #endif
 120
 121 /*
 122 \f */
 123
 124 #ifdef  _LIBC
 125
 126 /* The zic and zdump programs need these definitions.  */
 127
 128 #define HAVE_STRERROR   1
 129
 130 /* The locale code needs these definitions.  */
 131
 132 #define HAVE_REGEX 1
 133
 134 #endif