Import the gethrxtime module from gnulib.
gnulib 9e117ae955a5c6a0406140e62b76c3ef50e3bc2b. * lib/gethrxtime.c, lib/gethrxtime.h, lib/gettime.c, lib/timespec.c, lib/timespec.h, lib/xtime.h, m4/clock_time.m4, m4/gethrxtime.m4, m4/gettime.m4, m4/timespec.m4: New files. * m4/gnulib-cache.m4, m4/gnulib-comp.m4, lib/Makefile.am: Adjust.
This commit is contained in:
Alexandre Duret-Lutz
parent
d7e8684d38
commit
756319739b
13 changed files with 510 additions and 2 deletions
31
m4/clock_time.m4
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31
m4/clock_time.m4
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@ -0,0 +1,31 @@
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# clock_time.m4 serial 10
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dnl Copyright (C) 2002-2006, 2009-2012 Free Software Foundation, 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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# Check for clock_gettime and clock_settime, and set LIB_CLOCK_GETTIME.
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# For a program named, say foo, you should add a line like the following
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# in the corresponding Makefile.am file:
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# foo_LDADD = $(LDADD) $(LIB_CLOCK_GETTIME)
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AC_DEFUN([gl_CLOCK_TIME],
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[
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dnl Persuade glibc and Solaris <time.h> to declare these functions.
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AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
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# Solaris 2.5.1 needs -lposix4 to get the clock_gettime function.
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# Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
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# Save and restore LIBS so e.g., -lrt, isn't added to it. Otherwise, *all*
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# programs in the package would end up linked with that potentially-shared
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# library, inducing unnecessary run-time overhead.
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LIB_CLOCK_GETTIME=
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AC_SUBST([LIB_CLOCK_GETTIME])
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gl_saved_libs=$LIBS
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AC_SEARCH_LIBS([clock_gettime], [rt posix4],
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[test "$ac_cv_search_clock_gettime" = "none required" ||
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LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime])
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AC_CHECK_FUNCS([clock_gettime clock_settime])
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LIBS=$gl_saved_libs
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])
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73
m4/gethrxtime.m4
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73
m4/gethrxtime.m4
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@ -0,0 +1,73 @@
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# gethrxtime.m4 serial 11
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dnl Copyright (C) 2005-2006, 2008-2012 Free Software Foundation, 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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dnl Written by Paul Eggert.
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AC_DEFUN([gl_GETHRXTIME],
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[
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AC_REQUIRE([gl_ARITHMETIC_HRTIME_T])
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AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
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AC_REQUIRE([gl_XTIME])
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AC_CHECK_DECLS([gethrtime], [], [], [[#include <time.h>]])
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LIB_GETHRXTIME=
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if test $ac_cv_have_decl_gethrtime = no \
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|| test $gl_cv_arithmetic_hrtime_t = no; then
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dnl Find libraries needed to link lib/gethrxtime.c.
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AC_REQUIRE([gl_CLOCK_TIME])
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AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
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AC_CHECK_FUNCS_ONCE([nanouptime])
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if test $ac_cv_func_nanouptime != yes; then
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AC_CACHE_CHECK([whether CLOCK_MONOTONIC or CLOCK_REALTIME is defined],
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[gl_cv_have_clock_gettime_macro],
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[AC_EGREP_CPP([have_clock_gettime_macro],
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[
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# include <time.h>
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# if defined CLOCK_MONOTONIC || defined CLOCK_REALTIME
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have_clock_gettime_macro
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# endif
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],
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[gl_cv_have_clock_gettime_macro=yes],
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[gl_cv_have_clock_gettime_macro=no])])
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if test $gl_cv_have_clock_gettime_macro = yes; then
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LIB_GETHRXTIME=$LIB_CLOCK_GETTIME
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fi
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fi
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fi
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AC_SUBST([LIB_GETHRXTIME])
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])
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# Test whether hrtime_t is an arithmetic type.
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# It is not arithmetic in older Solaris c89 (which insists on
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# not having a long long int type).
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AC_DEFUN([gl_ARITHMETIC_HRTIME_T],
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[
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AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
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AC_CACHE_CHECK([for arithmetic hrtime_t], [gl_cv_arithmetic_hrtime_t],
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[AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([[#include <time.h>]],
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[[hrtime_t x = 0; return x/x;]])],
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[gl_cv_arithmetic_hrtime_t=yes],
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[gl_cv_arithmetic_hrtime_t=no])])
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if test $gl_cv_arithmetic_hrtime_t = yes; then
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AC_DEFINE([HAVE_ARITHMETIC_HRTIME_T], [1],
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[Define if you have an arithmetic hrtime_t type.])
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fi
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])
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# Prerequisites of lib/xtime.h.
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AC_DEFUN([gl_XTIME],
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[
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AC_REQUIRE([AC_C_INLINE])
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AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
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:
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])
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# Prerequisites of lib/gethrxtime.c.
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AC_DEFUN([gl_PREREQ_GETHRXTIME],
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[
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AC_CHECK_FUNCS_ONCE([microuptime])
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:
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])
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13
m4/gettime.m4
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13
m4/gettime.m4
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@ -0,0 +1,13 @@
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# gettime.m4 serial 8
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dnl Copyright (C) 2002, 2004-2006, 2009-2012 Free Software Foundation, 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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AC_DEFUN([gl_GETTIME],
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[
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dnl Prerequisites of lib/gettime.c.
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AC_REQUIRE([gl_CLOCK_TIME])
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AC_REQUIRE([gl_TIMESPEC])
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AC_CHECK_FUNCS_ONCE([gettimeofday nanotime])
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])
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@ -27,7 +27,7 @@
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# Specification in the form of a command-line invocation:
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# gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --tests-base=tests --aux-dir=tools --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files --no-libtool --no-vc-files argp error mkstemp progname
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# gnulib-tool --import --dir=. --lib=libgnu --source-base=lib --m4-base=m4 --doc-base=doc --tests-base=tests --aux-dir=tools --no-conditional-dependencies --no-libtool --macro-prefix=gl --no-vc-files --no-libtool --no-vc-files argp error gethrxtime mkstemp progname
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# Specification in the form of a few gnulib-tool.m4 macro invocations:
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gl_LOCAL_DIR([])
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@ -36,6 +36,7 @@ gl_MODULES([
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--no-vc-files
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argp
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error
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gethrxtime
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mkstemp
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progname
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])
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@ -41,6 +41,7 @@ AC_DEFUN([gl_EARLY],
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# Code from module alloca:
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# Code from module alloca-opt:
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# Code from module argp:
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# Code from module clock-time:
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# Code from module dirname-lgpl:
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# Code from module dosname:
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# Code from module double-slash-root:
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@ -51,9 +52,11 @@ AC_DEFUN([gl_EARLY],
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# Code from module extern-inline:
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# Code from module fcntl-h:
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# Code from module float:
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# Code from module gethrxtime:
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# Code from module getopt-gnu:
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# Code from module getopt-posix:
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# Code from module gettext-h:
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# Code from module gettime:
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# Code from module gettimeofday:
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# Code from module include_next:
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# Code from module intprops:
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@ -100,6 +103,7 @@ AC_DEFUN([gl_EARLY],
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# Code from module sysexits:
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# Code from module tempname:
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# Code from module time:
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# Code from module timespec:
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# Code from module unistd:
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# Code from module vasnprintf:
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# Code from module verify:
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@ -129,6 +133,7 @@ AC_DEFUN([gl_INIT],
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m4_ifdef([AM_XGETTEXT_OPTION],
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[AM_][XGETTEXT_OPTION([--flag=argp_error:2:c-format])
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AM_][XGETTEXT_OPTION([--flag=argp_failure:4:c-format])])
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gl_CLOCK_TIME
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gl_DIRNAME_LGPL
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gl_DOUBLE_SLASH_ROOT
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gl_HEADER_ERRNO_H
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if test $REPLACE_ITOLD = 1; then
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AC_LIBOBJ([itold])
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fi
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gl_GETHRXTIME
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if test $ac_cv_have_decl_gethrtime = no || test $gl_cv_arithmetic_hrtime_t = no; then
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AC_LIBOBJ([gethrxtime])
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gl_PREREQ_GETHRXTIME
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fi
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gl_FUNC_GETOPT_GNU
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if test $REPLACE_GETOPT = 1; then
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AC_LIBOBJ([getopt])
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@ -170,6 +180,7 @@ AC_DEFUN([gl_INIT],
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AC_SUBST([GNULIB_GL_UNISTD_H_GETOPT])
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AC_SUBST([LIBINTL])
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AC_SUBST([LTLIBINTL])
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gl_GETTIME
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gl_FUNC_GETTIMEOFDAY
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if test $HAVE_GETTIMEOFDAY = 0 || test $REPLACE_GETTIMEOFDAY = 1; then
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AC_LIBOBJ([gettimeofday])
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@ -297,6 +308,7 @@ AC_DEFUN([gl_INIT],
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gl_SYSEXITS
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gl_FUNC_GEN_TEMPNAME
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gl_HEADER_TIME_H
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gl_TIMESPEC
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gl_UNISTD_H
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gl_FUNC_VASNPRINTF
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gl_FUNC_VSNPRINTF
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@ -474,11 +486,14 @@ AC_DEFUN([gl_FILE_LIST], [
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lib/float+.h
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lib/float.c
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lib/float.in.h
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lib/gethrxtime.c
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lib/gethrxtime.h
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lib/getopt.c
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lib/getopt.in.h
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lib/getopt1.c
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lib/getopt_int.h
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lib/gettext.h
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lib/gettime.c
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lib/gettimeofday.c
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lib/intprops.h
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lib/itold.c
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@ -529,6 +544,8 @@ AC_DEFUN([gl_FILE_LIST], [
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lib/tempname.c
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lib/tempname.h
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lib/time.in.h
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lib/timespec.c
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lib/timespec.h
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lib/unistd.in.h
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lib/vasnprintf.c
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lib/vasnprintf.h
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@ -537,9 +554,11 @@ AC_DEFUN([gl_FILE_LIST], [
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lib/wchar.in.h
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lib/xsize.c
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lib/xsize.h
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lib/xtime.h
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m4/00gnulib.m4
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m4/alloca.m4
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m4/argp.m4
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m4/clock_time.m4
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m4/dirname.m4
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m4/double-slash-root.m4
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m4/errno_h.m4
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@ -550,7 +569,9 @@ AC_DEFUN([gl_FILE_LIST], [
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m4/fcntl-o.m4
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m4/fcntl_h.m4
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m4/float_h.m4
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m4/gethrxtime.m4
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m4/getopt.m4
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m4/gettime.m4
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m4/gettimeofday.m4
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m4/gnulib-common.m4
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m4/include_next.m4
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@ -598,6 +619,7 @@ AC_DEFUN([gl_FILE_LIST], [
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m4/sysexits.m4
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m4/tempname.m4
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m4/time_h.m4
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m4/timespec.m4
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m4/unistd_h.m4
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m4/vasnprintf.m4
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m4/vsnprintf.m4
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11
m4/timespec.m4
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11
m4/timespec.m4
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#serial 15
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# Copyright (C) 2000-2001, 2003-2007, 2009-2012 Free Software Foundation, Inc.
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# This file is free software; the Free Software Foundation
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# gives unlimited permission to copy and/or distribute it,
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# with or without modifications, as long as this notice is preserved.
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dnl From Jim Meyering
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AC_DEFUN([gl_TIMESPEC], [:])
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