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 d3d0ef8..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>


@@ -46,9 +47,16 @@ AC_DEFUN(jm_FUNC_NANOSLEEP,
   ])
   if test $jm_cv_func_nanosleep_works = no; then
     AC_LIBOBJ(nanosleep)
   ])
   if test $jm_cv_func_nanosleep_works = no; then
     AC_LIBOBJ(nanosleep)

-    AC_DEFINE_UNQUOTED(nanosleep, rpl_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)
+])