Make the module 'getndelim2' compatible with the module 'getline'.

[gnulib.git] / m4 / nanosleep.m4

diff --git a/m4/nanosleep.m4 b/m4/nanosleep.m4
index 43df207..bfe8d57 100644 (file)
--- a/m4/nanosleep.m4
+++ b/m4/nanosleep.m4
@@ -1,11 +1,11 @@
-#serial 7
+#serial 9

 
 dnl From Jim Meyering.
 dnl Check for the nanosleep function.
 dnl If not found, use the supplied replacement.
 dnl
 
 
 dnl From Jim Meyering.
 dnl Check for the nanosleep function.
 dnl If not found, use the supplied replacement.
 dnl
 

-AC_DEFUN(jm_FUNC_NANOSLEEP,
+AC_DEFUN([jm_FUNC_NANOSLEEP],

 [
  nanosleep_save_libs=$LIBS
 
 [
  nanosleep_save_libs=$LIBS
 


@@ -18,6 +18,7 @@ AC_DEFUN(jm_FUNC_NANOSLEEP,
   jm_cv_func_nanosleep_works,
   [
    AC_REQUIRE([AC_HEADER_TIME])
   jm_cv_func_nanosleep_works,
   [
    AC_REQUIRE([AC_HEADER_TIME])

+   AC_CHECK_HEADERS_ONCE(sys/time.h)

    AC_TRY_RUN([
 #   if TIME_WITH_SYS_TIME
 #    include <sys/time.h>
    AC_TRY_RUN([
 #   if TIME_WITH_SYS_TIME
 #    include <sys/time.h>


@@ -45,10 +46,17 @@ AC_DEFUN(jm_FUNC_NANOSLEEP,
         jm_cv_func_nanosleep_works=no)
   ])
   if test $jm_cv_func_nanosleep_works = no; then
         jm_cv_func_nanosleep_works=no)
   ])
   if test $jm_cv_func_nanosleep_works = no; then

-    AC_LIBOBJ([nanosleep])
-    AC_DEFINE_UNQUOTED(nanosleep, rpl_nanosleep,
+    AC_LIBOBJ(nanosleep)
+    AC_DEFINE(nanosleep, rpl_nanosleep,

       [Define to rpl_nanosleep if the replacement function should be used.])
       [Define to rpl_nanosleep if the replacement function should be used.])

+    gl_PREREQ_NANOSLEEP

   fi
 
  LIBS=$nanosleep_save_libs
 ])
   fi
 
  LIBS=$nanosleep_save_libs
 ])

+
+# Prerequisites of lib/nanosleep.c.
+AC_DEFUN([gl_PREREQ_NANOSLEEP],
+[
+  AC_CHECK_HEADERS_ONCE(unistd.h)
+])