[GitHub] [incubator-doris] amosbird commented on a change in pull request #7712: Prolog of hermetic build with GCC 11 and Clang 13.

[GitBox <gi...@apache.org>]

amosbird commented on a change in pull request #7712:
URL: https://github.com/apache/incubator-doris/pull/7712#discussion_r783592820



##########
File path: be/src/glibc-compatibility/musl/eventfd.c
##########
@@ -0,0 +1,23 @@
+#include <sys/eventfd.h>
+#include <unistd.h>
+#include <errno.h>
+#include "syscall.h"
+
+int eventfd(unsigned int count, int flags)
+{
+	int r = __syscall(SYS_eventfd2, count, flags);
+#ifdef SYS_eventfd
+	if (r==-ENOSYS && !flags) r = __syscall(SYS_eventfd, count);

Review comment:
       I'm not sure if we should change code style from external projects.




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