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(gl_GETDATE): Remove AC_FUNC_ALLOCA.
[gnulib.git]
/
m4
/
nanosleep.m4
diff --git
a/m4/nanosleep.m4
b/m4/nanosleep.m4
index
f9f4d17
..
0cf4094
100644
(file)
--- a/
m4/nanosleep.m4
+++ b/
m4/nanosleep.m4
@@
-1,20
+1,26
@@
-#serial
4
+#serial
10
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(
[gl_FUNC_NANOSLEEP]
,
[
[
+ nanosleep_save_libs=$LIBS
+
# Solaris 2.5.1 needs -lposix4 to get the nanosleep function.
# Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
# Solaris 2.5.1 needs -lposix4 to get the nanosleep function.
# Solaris 7 prefers the library name -lrt to the obsolescent name -lposix4.
- AC_SEARCH_LIBS(nanosleep, [rt posix4])
+ AC_SEARCH_LIBS([nanosleep], [rt posix4],
+ [test "$ac_cv_search_nanosleep" = "none required" ||
+ LIB_NANOSLEEP=$ac_cv_search_nanosleep])
+ AC_SUBST([LIB_NANOSLEEP])
AC_CACHE_CHECK([whether nanosleep works],
jm_cv_func_nanosleep_works,
[
AC_REQUIRE([AC_HEADER_TIME])
AC_CACHE_CHECK([whether nanosleep works],
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>
@@
-42,9
+48,17
@@
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 $jm_cv_func_nanosleep_works = no; then
- AC_
SUBST(LIBOBJS
)
- LIBOBJS="$LIBOBJS nanosleep.$ac_objext"
- AC_DEFINE_UNQUOTED(nanosleep, gnu_nanosleep,
- [Define to gnu_nanosleep if the replacement function should be used.])
+ AC_
LIBOBJ(nanosleep
)
+ AC_DEFINE(nanosleep, rpl_nanosleep,
+ [Define to rpl_nanosleep if the replacement function should be used.])
+ gl_PREREQ_NANOSLEEP
fi
fi
+
+ LIBS=$nanosleep_save_libs
+])
+
+# Prerequisites of lib/nanosleep.c.
+AC_DEFUN([gl_PREREQ_NANOSLEEP],
+[
+ AC_CHECK_HEADERS_ONCE(unistd.h)
])
])