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| author | Bruno Haible <bruno@clisp.org> | 2011-05-08 12:06:27 +0200 |
|---|---|---|
| committer | Bruno Haible <bruno@clisp.org> | 2011-06-16 00:06:05 +0200 |
| commit | 2d4d1028210d8eff40ab7559717a990000cb3d38 (patch) | |
| tree | 2cf6f21f2467f5c08aadbc460c30785da98712f0 /m4/gethrxtime.m4 | |
| parent | 6531b40e89ecb9a18480e87633f61b16286abe7e (diff) | |
| download | gnulib-2d4d1028210d8eff40ab7559717a990000cb3d38.tar.gz | |
gethrxtime: Move AC_LIBOBJ invocations to module description.
* m4/gethrxtime.m4 (gl_PREREQ_GETHRXTIME): Move code that determines
LIB_GETHRXTIME from here...
(gl_GETHRXTIME): ... to here. Move AC_LIBOBJ and gl_PREREQ_GETHRXTIME
invocations from here...
* modules/gethrxtime (configure.ac): ... to here.
Diffstat (limited to 'm4/gethrxtime.m4')
| -rw-r--r-- | m4/gethrxtime.m4 | 53 |
1 files changed, 26 insertions, 27 deletions
diff --git a/m4/gethrxtime.m4 b/m4/gethrxtime.m4 index ef5e610797..76979c1c33 100644 --- a/m4/gethrxtime.m4 +++ b/m4/gethrxtime.m4 @@ -1,4 +1,4 @@ -# gethrxtime.m4 serial 9 +# gethrxtime.m4 serial 10 dnl Copyright (C) 2005-2006, 2008-2011 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -13,12 +13,29 @@ AC_DEFUN([gl_GETHRXTIME], AC_REQUIRE([gl_XTIME]) AC_CHECK_DECLS([gethrtime], [], [], [#include <time.h>]) LIB_GETHRXTIME= - case $ac_cv_have_decl_gethrtime,$gl_cv_arithmetic_hrtime_t in - yes,yes) ;; - *) - AC_LIBOBJ([gethrxtime]) - gl_PREREQ_GETHRXTIME;; - esac + if test $ac_cv_have_decl_gethrtime = no \ + || test $gl_cv_arithmetic_hrtime_t = no; then + dnl Find libraries needed to link lib/gethrxtime.c. + AC_REQUIRE([gl_CLOCK_TIME]) + AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) + AC_CHECK_FUNCS_ONCE([nanouptime]) + if test $ac_cv_func_nanouptime != yes; then + AC_CACHE_CHECK([whether CLOCK_MONOTONIC or CLOCK_REALTIME is defined], + [gl_cv_have_clock_gettime_macro], + [AC_EGREP_CPP([have_clock_gettime_macro], + [ +# include <time.h> +# if defined CLOCK_MONOTONIC || defined CLOCK_REALTIME + have_clock_gettime_macro +# endif + ], + [gl_cv_have_clock_gettime_macro=yes], + [gl_cv_have_clock_gettime_macro=no])]) + if test $gl_cv_have_clock_gettime_macro = yes; then + LIB_GETHRXTIME=$LIB_CLOCK_GETTIME + fi + fi + fi AC_SUBST([LIB_GETHRXTIME]) ]) @@ -51,24 +68,6 @@ AC_DEFUN([gl_XTIME], # Prerequisites of lib/gethrxtime.c. AC_DEFUN([gl_PREREQ_GETHRXTIME], [ - AC_REQUIRE([gl_CLOCK_TIME]) - AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) - AC_CHECK_FUNCS_ONCE([microuptime nanouptime]) - - if test $ac_cv_func_nanouptime != yes; then - AC_CACHE_CHECK([whether CLOCK_MONOTONIC or CLOCK_REALTIME is defined], - gl_cv_have_clock_gettime_macro, - [AC_EGREP_CPP([have_clock_gettime_macro], - [ -# include <time.h> -# if defined CLOCK_MONOTONIC || defined CLOCK_REALTIME - have_clock_gettime_macro -# endif - ], - gl_cv_have_clock_gettime_macro=yes, - gl_cv_have_clock_gettime_macro=no)]) - if test $gl_cv_have_clock_gettime_macro = yes; then - LIB_GETHRXTIME=$LIB_CLOCK_GETTIME - fi - fi + AC_CHECK_FUNCS_ONCE([microuptime]) + : ]) |