From 15a98ab42838be248a5b59ca342033ee338357ad Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 20 Feb 2019 06:54:23 +0000
Subject: Try statx syscall

* file.c (rb_file_s_birthtime): export for pathname to check if
  birthtime is supported.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67097 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 configure.ac | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index 895afee804..f4a03778fe 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1897,7 +1897,18 @@ AC_CHECK_FUNCS(sigaltstack)
 AC_CHECK_FUNCS(sigprocmask)
 AC_CHECK_FUNCS(sinh)
 AC_CHECK_FUNCS(spawnv)
-AC_CHECK_FUNCS(statx)
+AC_CHECK_FUNCS(statx, [],
+    [AS_CASE(["$target_os"], [linux*],
+	[AC_CHECK_DECLS([__NR_statx], [ac_cv_func_statx=syscall], [],
+	[
+	@%:@ ifdef HAVE_SYSCALL_H
+	@%:@   include <syscall.h>
+	@%:@ elif defined HAVE_SYS_SYSCALL_H
+	@%:@   include <sys/syscall.h>
+	@%:@ endif
+	])
+    ])
+])
 AC_CHECK_FUNCS(symlink)
 AC_CHECK_FUNCS(syscall)
 AC_CHECK_FUNCS(sysconf)
@@ -1913,6 +1924,8 @@ AC_CHECK_FUNCS(utimes)
 AC_CHECK_FUNCS(wait4)
 AC_CHECK_FUNCS(waitpid)
 
+AS_IF([test "$ac_cv_func_statx" = syscall], [AC_DEFINE(HAVE_STATX, 0)])
+
 AS_CASE(["$ac_cv_func_memset_s:$ac_cv_func_qsort_s"], [*yes*],
     [RUBY_DEFINE_IF([!defined __STDC_WANT_LIB_EXT1__], [__STDC_WANT_LIB_EXT1__], 1)])
 
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