[src/trunk]: src/lib/librumpuser actually check for clock_nanosleep()

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/ed96377ca7d2
branches:  trunk
changeset: 333459:ed96377ca7d2
user:      pooka <pooka%NetBSD.org@localhost>
date:      Wed Nov 05 00:50:17 2014 +0000

description:
actually check for clock_nanosleep()

diffstat:

 lib/librumpuser/configure            |  74 +++++++++++++++++------------------
 lib/librumpuser/configure.ac         |   7 +-
 lib/librumpuser/rumpuser_config.h.in |   3 +
 3 files changed, 43 insertions(+), 41 deletions(-)

diffs (140 lines):

diff -r fdb3cb12d285 -r ed96377ca7d2 lib/librumpuser/configure
--- a/lib/librumpuser/configure Wed Nov 05 00:43:55 2014 +0000
+++ b/lib/librumpuser/configure Wed Nov 05 00:50:17 2014 +0000
@@ -3877,30 +3877,9 @@
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char clock_gettime ();
-int
-main ()
-{
-return clock_gettime ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_gettime in -lrt" >&5
-$as_echo_n "checking for clock_gettime in -lrt... " >&6; }
-if ${ac_cv_lib_rt_clock_gettime+:} false; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_nanosleep in -lrt" >&5
+$as_echo_n "checking for clock_nanosleep in -lrt... " >&6; }
+if ${ac_cv_lib_rt_clock_nanosleep+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -3914,39 +3893,58 @@
 #ifdef __cplusplus
 extern "C"
 #endif
-char clock_gettime ();
+char clock_nanosleep ();
 int
 main ()
 {
-return clock_gettime ();
+return clock_nanosleep ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_rt_clock_gettime=yes
+  ac_cv_lib_rt_clock_nanosleep=yes
 else
-  ac_cv_lib_rt_clock_gettime=no
+  ac_cv_lib_rt_clock_nanosleep=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_gettime" >&5
-$as_echo "$ac_cv_lib_rt_clock_gettime" >&6; }
-if test "x$ac_cv_lib_rt_clock_gettime" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBRT 1
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_nanosleep" >&5
+$as_echo "$ac_cv_lib_rt_clock_nanosleep" >&6; }
+if test "x$ac_cv_lib_rt_clock_nanosleep" = xyes; then :
+
+$as_echo "#define HAVE_CLOCK_NANOSLEEP 1" >>confdefs.h
+
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char clock_nanosleep ();
+int
+main ()
+{
+return clock_nanosleep ();
+  ;
+  return 0;
+}
 _ACEOF
-
-  LIBS="-lrt $LIBS"
-
-fi
-
+if ac_fn_c_try_link "$LINENO"; then :
+
+$as_echo "#define HAVE_CLOCK_NANOSLEEP 1" >>confdefs.h
 
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
+fi
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlinfo in -ldl" >&5
 $as_echo_n "checking for dlinfo in -ldl... " >&6; }
 if ${ac_cv_lib_dl_dlinfo+:} false; then :
diff -r fdb3cb12d285 -r ed96377ca7d2 lib/librumpuser/configure.ac
--- a/lib/librumpuser/configure.ac      Wed Nov 05 00:43:55 2014 +0000
+++ b/lib/librumpuser/configure.ac      Wed Nov 05 00:50:17 2014 +0000
@@ -33,9 +33,10 @@
 AC_TRY_LINK_FUNC([clock_nanosleep],,
         AC_CHECK_LIB([rt], [clock_nanosleep])
 )
-AC_TRY_LINK_FUNC([clock_gettime],,
-        AC_CHECK_LIB([rt], [clock_gettime])
-)
+AC_CHECK_LIB([rt], [clock_nanosleep],
+       AC_DEFINE([HAVE_CLOCK_NANOSLEEP], 1, [clock_nanosleep]),
+       AC_TRY_LINK_FUNC([clock_nanosleep],
+           AC_DEFINE([HAVE_CLOCK_NANOSLEEP], 1, [clock_nanosleep])))
 AC_CHECK_LIB([dl], [dlinfo],
        AC_DEFINE([HAVE_DLINFO], 1, [dlinfo]),
        AC_TRY_LINK_FUNC([dlinfo], AC_DEFINE([HAVE_DLINFO], 1, [dlinfo])))
diff -r fdb3cb12d285 -r ed96377ca7d2 lib/librumpuser/rumpuser_config.h.in
--- a/lib/librumpuser/rumpuser_config.h.in      Wed Nov 05 00:43:55 2014 +0000
+++ b/lib/librumpuser/rumpuser_config.h.in      Wed Nov 05 00:50:17 2014 +0000
@@ -15,6 +15,9 @@
 /* Define to 1 if you have the `clock_gettime' function. */
 #undef HAVE_CLOCK_GETTIME
 
+/* clock_nanosleep */
+#undef HAVE_CLOCK_NANOSLEEP
+
 /* dlinfo */
 #undef HAVE_DLINFO