1 #if !defined ASSEMBLER && !defined _ISOMAC && !defined __OPTIMIZE__
2 # error "glibc cannot be compiled without optimization"
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"
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. */
16 /* Define if using ELF, which supports weak symbols.
17 This implies HAVE_ASM_WEAK_DIRECTIVE and NO_UNDERSCORES; set by
21 /* Define if using XCOFF. Set by --with-xcoff. */
24 /* Define if C symbols are asm symbols. Don't define if C symbols
25 have a `_' prepended to make the asm symbol. */
28 /* Define if weak symbols are available via the `.weak' directive. */
29 #undef HAVE_ASM_WEAK_DIRECTIVE
31 /* Define if weak symbols are available via the `.weakext' directive. */
32 #undef HAVE_ASM_WEAKEXT_DIRECTIVE
34 /* Define to the assembler line separator character for multiple
35 assembler instructions per line. Default is `;' */
38 /* Define if not using ELF, but `.init' and `.fini' sections are available. */
41 /* Define if __attribute__((section("foo"))) puts quotes around foo. */
42 #undef HAVE_SECTION_QUOTES
44 /* Define if using the GNU assembler, gas. */
47 /* Define if the assembler supports the `.set' directive. */
48 #undef HAVE_ASM_SET_DIRECTIVE
50 /* Define to the name of the assembler's directive for
51 declaring a symbol global (default `.globl'). */
52 #undef ASM_GLOBAL_DIRECTIVE
54 /* Define a symbol_name as a global .symbol_name for ld. */
55 #undef HAVE_ASM_GLOBAL_DOT_NAME
57 /* Define if _Unwind_Find_FDE should be exported from glibc. */
58 #undef EXPORT_UNWIND_FIND_FDE
60 /* Define to use GNU libio instead of GNU stdio.
61 This is defined by configure under --enable-libio. */
64 /* Define if using ELF and the assembler supports the `.previous'
66 #undef HAVE_ASM_PREVIOUS_DIRECTIVE
68 /* Define if using ELF and the assembler supports the `.popsection'
70 #undef HAVE_ASM_POPSECTION_DIRECTIVE
72 /* Define to the prefix Alpha/ELF GCC emits before ..ng symbols. */
73 #undef ASM_ALPHA_NG_SYMBOL_PREFIX
75 /* Define if versioning of the library is wanted. */
78 /* Defined to the oldest ABI we support, like 2.1. */
79 #undef GLIBC_OLDEST_ABI
81 /* Define if static NSS modules are wanted. */
84 /* Define if gcc uses DWARF2 unwind information for exception support. */
85 #undef HAVE_DWARF2_UNWIND_INFO
87 /* Define if gcc uses DWARF2 unwind information for exception support
88 with static variable. */
89 #undef HAVE_DWARF2_UNWIND_INFO_STATIC
91 /* Define if the compiler supports __builtin_expect. */
92 #undef HAVE_BUILTIN_EXPECT
94 /* Define if the compiler supports __builtin_memset. */
95 #undef HAVE_BUILTIN_MEMSET
97 /* Define if the regparm attribute shall be used for local functions
98 (gcc on ix86 only). */
101 /* Defined on PowerPC if the GCC being used has a problem with clobbering
102 certain registers (CR0, MQ, CTR, LR) in asm statements. */
103 #undef BROKEN_PPC_ASM_CR0
105 /* Define if the linker supports the -z combreloc option. */
106 #undef HAVE_Z_COMBRELOC
108 /* Define if the assembler supported .protected. */
109 #undef HAVE_PROTECTED
111 /* Define if the assembler supported .hidden. */
114 /* Define if the compiler supports __attribute__ ((visibility (...))). */
115 #undef HAVE_VISIBILITY_ATTRIBUTE
117 /* Define if _rtld_local structure should be forced into .sdata section. */
118 #undef HAVE_SDATA_SECTION
120 /* Define if binutils support TLS handling. */
121 #undef HAVE_TLS_SUPPORT
123 /* Define if the linker supports .preinit_array/.init_array/.fini_array
125 #undef HAVE_INITFINI_ARRAY
128 /* Defined to some form of __attribute__ ((...)) if the compiler supports
129 a different, more efficient calling convention. */
130 #if defined USE_REGPARMS && !defined PROF && !defined __BOUNDED_POINTERS__
131 # define internal_function __attribute__ ((regparm (3), stdcall))
134 /* Linux specific: minimum supported kernel version. */
135 #undef __LINUX_KERNEL_VERSION
137 /* Override abi-tags ABI version if necessary. */
138 #undef __ABI_TAG_VERSION
140 /* An extension in gcc 2.96 and up allows the subtraction of two
142 #undef HAVE_SUBTRACT_LOCAL_LABELS
144 /* bash 2.0 introduced the _XXX_GNU_nonoption_argv_flags_ variable to help
145 getopt determine whether a parameter is a flag or not. This features
146 was disabled later since it caused trouble. We are by default therefore
147 disabling the support as well. */
148 #undef USE_NONOPTION_FLAGS
150 /* Mach/Hurd specific: define if mig supports the `retcode' keyword. */
151 #undef HAVE_MIG_RETCODE
153 /* Mach specific: define if the `host_page_size' RPC is available. */
154 #undef HAVE_HOST_PAGE_SIZE
156 /* Mach/i386 specific: define if the `i386_io_perm_*' RPCs are available. */
157 #undef HAVE_I386_IO_PERM_MODIFY
159 /* Sparc64 specific: define if .dynamic section comes before .got for
161 #undef SPARC64_DYNAMIC_BEFORE_GOT
168 /* These symbols might be defined by some sysdeps configures.
169 They are used only in miscellaneous generator programs, not
170 in compiling libc itself. */
172 /* sysdeps/generic/configure.in */
175 /* sysdeps/unix/configure.in */
178 /* sysdeps/unix/common/configure.in */
179 #undef HAVE_SYS_SIGLIST
180 #undef HAVE__SYS_SIGLIST
195 /* The zic and zdump programs need these definitions. */
197 #define HAVE_STRERROR 1
199 /* The locale code needs these definitions. */