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/glibc-2.36/sysdeps/x86/
Dget-cpuid-feature-leaf.c24 static const struct cpuid_feature feature = {}; in __x86_get_cpuid_feature_leaf() local
29 return &feature; in __x86_get_cpuid_feature_leaf()
DMakefile6 sysdep_routines += get-cpuid-feature-leaf
11 CFLAGS-get-cpuid-feature-leaf.o += $(no-stack-protector)
/glibc-2.36/
Dlibc-abis10 # is assigned to a feature it must not change again. Since some features
17 # With just a symbol on the line this is the name of a feature which
27 # can happen if the feature is implemented for different architectures
DNEWS58 _GNU_SOURCE macro or C++20 __cpp_char8_t feature test macro is defined.
60 _GNU_SOURCE macro is defined and the C++20 __cpp_char8_t feature test macro
574 * The feature test macro __STDC_WANT_IEC_60559_EXT__, from draft ISO
624 they are statically linked). This feature is Linux-specific.
802 [27346] dynamic-link: x86: PTWRITE feature check is missing
1246 program is an obsolescent feature. Future versions of glibc will
1410 * The GNU C Library now supports a feature test macro _ISOC2X_SOURCE to
1456 system-wide time zone. This 4.2-BSD-era feature has been deprecated for
1934 POSIX.1-2008 includes the feature of allocating a buffer for string input
2125 feature is currently supported on i386, x86_64 and x32 with GCC 8 and
[all …]
Daclocal.m4267 dnl feature then ACTION-IF-TRUE is called, otherwise ACTION-IF-FALSE.
DINSTALL149 executables and shared libraries. This feature is currently
239 customized at runtime. This feature is enabled by default. This
Dconfigure.ac1621 dnl C++ feature tests.
1652 dnl End of C++ feature tests.
Dconfigure915 as_fn_error $? "invalid feature name: $ac_useropt"
941 as_fn_error $? "invalid feature name: $ac_useropt"
/glibc-2.36/manual/
Dcreature.texi4 @cindex feature test macros
6 is controlled by which @dfn{feature test macros} you define.
10 features by defining one or more of the feature macros.
281 without a separate feature test macro to control them.
288 compiler's language version will be disabled, though feature test
292 Features enabled by compiler options are not overridden by feature
333 When you define a feature test macro to request a larger class of features,
334 it is harmless to define in addition a feature test macro for a subset of
Dplatform.texi147 Return a pointer to x86 CPU feature structure used by query macros for x86
148 CPU feature @var{leaf}.
152 This macro returns a nonzero value (true) if the processor has the feature
157 This macro returns a nonzero value (true) if the processor has the feature
158 @var{name} and the feature is active. There may be other preconditions,
160 satisfied before the feature can be used.
667 @code{XSAVE} -- The XSAVE/XRSTOR processor extended states feature, the
Dheader.texi2 @c %MENU% A summary showing the syntax, header file, and derivation of each library feature
Dtunables.texi7 @dfn{Tunables} are a feature in @theglibc{} that allows application authors and
29 the tunables feature allows distributions to add their own tunables under
355 The @code{glibc.elision.enable} tunable enables lock elision if the feature is
485 enable CPU/ARCH feature @code{yyy}, disable CPU/ARCH feature @code{xxx}
486 and @code{zzz} where the feature name is case-sensitive and has to match
590 control the way @theglibc{} uses this feature. At present this is only
Dconf.texi1164 corresponding feature is supported. (A value of @code{-1} indicates no;
1166 particular files may or may not support the feature.
1569 @code{_LARGEFILE_SOURCE} feature select macro; @pxref{Feature Test Macros}.
1575 @code{_LARGEFILE_SOURCE} feature select macro; @pxref{Feature Test Macros}.
1581 @code{_LARGEFILE_SOURCE} feature select macro; @pxref{Feature Test Macros}.
1587 @code{_LARGEFILE_SOURCE} feature select macro; @pxref{Feature Test Macros}.
1593 @code{_LARGEFILE64_SOURCE} feature select macro; @pxref{Feature Test Macros}.
1599 @code{_LARGEFILE64_SOURCE} feature select macro; @pxref{Feature Test Macros}.
1605 @code{_LARGEFILE64_SOURCE} feature select macro; @pxref{Feature Test Macros}.
1611 @code{_LARGEFILE64_SOURCE} feature select macro; @pxref{Feature Test Macros}.
DREADME.tunables4 Tunables is a feature in the GNU C Library that allows application authors and
Dintro.texi334 Functions marked with @code{lock} as an AS-Unsafe feature may be
339 Functions annotated with @code{lock} as an AC-Unsafe feature may, if
349 Functions marked with @code{corrupt} as an AS-Unsafe feature may corrupt
357 Functions marked with @code{corrupt} as an AC-Unsafe feature may leave
473 Functions marked with @code{init} as an MT-Unsafe feature perform
481 Functions marked with @code{init} as an AS- or AC-Unsafe feature use the
495 AS- or AC-Unsafe feature should ensure the initialization is performed
1034 feature test macro definition (@pxref{Feature Test Macros}).
Dusers.texi185 Programs use this feature to relinquish their special privileges except
190 To determine if a system has this feature, you can test the compiler
341 Older systems (those without the @code{_POSIX_SAVED_IDS} feature) do not
357 @code{_POSIX_SAVED_IDS} feature, then this function behaves like
377 should use that feature instead of this function. @xref{Enable/Disable
451 you should use that feature instead of using this function.
597 If the system supports the @code{_POSIX_SAVED_IDS} feature, you can
646 feature with a preprocessor conditional, like this:
688 file IDs feature if it is supported, and otherwise uses @code{setreuid}
Dinstall.texi177 existing executables and shared libraries. This feature is currently
267 runtime. This feature is enabled by default. This option can take the
Dtime.texi408 @code{times} function is a feature of POSIX.1. On @gnusystems{}, the
568 @code{*@var{tzp}}. This feature is obsolete and not supported on
927 feature is obsolete and not supported on @gnusystems{}. Instead, use
1496 C2X feature, specified in C2X to use the locale's `alternative' month
1519 As a C2X feature (with a more detailed specification in @theglibc{}),
1526 As a C2X feature (with a more detailed specification in @theglibc{}),
Dsetjmp.texi199 controlled by feature test macros; see @ref{Feature Test Macros}. The
Dfilesys.texi1621 One useful feature of @code{rename} is that the meaning of @var{newname}
2513 them). Therefore one has to use the @code{_GNU_SOURCE} feature select
2514 macro, or not define any feature test macros, to get the definition
2722 effective user ID. (The setuid feature does not alter the real user ID,
3012 systems do not support this feature and will leave the file unchanged.
3104 @c or the open() call -- with the not-yet-discussed feature of opening
Dmessage.texi398 A common usage of this feature would be to set the quote character to
430 X/Open specification do not have this feature. An example for a message
1391 (Note: this uses the feature of C expressions that boolean expressions
Dsignal.texi880 This function is a BSD feature, declared in the header file @file{signal.h}.
1034 feature select macro (@pxref{Feature Test Macros}). In general, use of these
1217 @strong{Portability Note:} The basic @code{signal} function is a feature
1271 handler even momentarily, by using the feature of @code{sigaction} that
/glibc-2.36/sysdeps/aarch64/
Dconfigure.ac37 …&& AC_TRY_COMMAND([$READELF -nW conftest.so | grep -q "NT_GNU_PROPERTY_TYPE_0.*AArch64 feature:.* …
51 # feature test macro for it in gcc.
Dconfigure204 … && { ac_try='$READELF -nW conftest.so | grep -q "NT_GNU_PROPERTY_TYPE_0.*AArch64 feature:.* BTI"'
228 # feature test macro for it in gcc.
/glibc-2.36/sysdeps/powerpc/powerpc64/le/
Dconfigure.ac70 dnl feature for fixing up .gnu.attribute section with IEEE ldbl.

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