patch 9.1.0842: not checking for the sync() systemcall
Problem: not checking for the sync() systemcall
Solution: check for sync in configure script, fix related #ifdefs
(Jonas Termansen)
It's better to check for features directly rather than maintaining a
denylist of operating systems without them.
closes: #15985
Signed-off-by: Jonas 'Sortie' Termansen <sortie@maxsi.org>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/auto/configure b/src/auto/configure
index db8a89b..062119e 100755
--- a/src/auto/configure
+++ b/src/auto/configure
@@ -13642,6 +13642,12 @@
printf "%s\n" "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h
fi
+ac_fn_c_check_func "$LINENO" "sync" "ac_cv_func_sync"
+if test "x$ac_cv_func_sync" = xyes
+then :
+ printf "%s\n" "#define HAVE_SYNC 1" >>confdefs.h
+
+fi