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This incorporates: 2019-12-23 mktime, nstrftime: tweak division performance 2019-12-22 count-leading-zeros: assume 'long long' 2019-12-22 count-one-bits: assume 'long long' 2019-12-22 count-trailing-zeros: assume 'long long' 2019-12-12 inttypes-incomplete: assume 'long long' 2019-12-22 malloca: assume 'long long' 2019-12-22 stdint: assume 'long long' 2019-12-22 strtoll, strtoimax, strtoumax: assume 'long long' 2019-12-22 prefer lib_SOURCES to unconditional AC_LIBOBJ 2019-12-19 nstrftime: avoid a shadowing warning 2019-12-18 improve port of AC_C_RESTRICT to Oracle C++ 2019-12-12 stdalign: port to xlclang 16.01 2019-12-11 stddef, unistd: fix compilation error in C++ mode on MSVC 2019-12-08 fix compilation errors in C++ mode on Haiku 2019-12-08 fix compilation errors in 32-bit C++ mode on HP-UX 11/ia64 2019-12-08 fix compilation error in C++ mode on OpenBSD * build-aux/config.guess, doc/misc/texinfo.tex: * lib/count-leading-zeros.h, lib/count-one-bits.h: * lib/count-trailing-zeros.h, lib/inttypes.in.h, lib/malloca.h: * lib/mktime.c, lib/nstrftime.c, lib/signal.in.h, lib/stdalign.in.h: * lib/stddef.in.h, lib/stdint.in.h, lib/stdio.in.h, lib/stdlib.in.h: * lib/strtoimax.c, lib/unistd.in.h, m4/gnulib-common.m4: * m4/inttypes.m4, m4/largefile.m4, m4/malloca.m4, m4/strtoimax.m4: * m4/strtoll.m4: Copy from Gnulib. Also, change copyright notices in some other Gnulib-copied files to exactly match Gnulib, as Gnulib updated them in a trivially different way. * lib/gnulib.mk.in, m4/gnulib-comp.m4: Regenerate.
34 lines
907 B
Text
34 lines
907 B
Text
# glibc21.m4 serial 5
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dnl Copyright (C) 2000-2002, 2004, 2008, 2010-2020 Free Software Foundation,
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dnl Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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# Test for the GNU C Library, version 2.1 or newer, or uClibc.
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# From Bruno Haible.
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AC_DEFUN([gl_GLIBC21],
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[
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AC_CACHE_CHECK([whether we are using the GNU C Library >= 2.1 or uClibc],
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[ac_cv_gnu_library_2_1],
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[AC_EGREP_CPP([Lucky],
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[
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#include <features.h>
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#ifdef __GNU_LIBRARY__
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#if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2)
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Lucky GNU user
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#endif
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#endif
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#ifdef __UCLIBC__
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Lucky user
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#endif
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],
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[ac_cv_gnu_library_2_1=yes],
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[ac_cv_gnu_library_2_1=no])
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]
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)
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AC_SUBST([GLIBC21])
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GLIBC21="$ac_cv_gnu_library_2_1"
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]
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)
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