From: Philipp Stephani <phst@google.com>
Date: Sun, 29 Aug 2021 18:51:39 +0000 (+0200)
Subject: Improve compatibility with musl-libc (Bug#48789)
X-Git-Tag: emacs-28.0.90~1272
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=8fa624b39b39569d280b06811dd81f1253559e17;p=emacs.git

Improve compatibility with musl-libc (Bug#48789)

* lib-src/seccomp-filter.c (export_filter): Remove use of
nonstandard macro TEMP_FAILURE_RETRY.
---

diff --git a/lib-src/seccomp-filter.c b/lib-src/seccomp-filter.c
index dc568e035b5..d378e0b0278 100644
--- a/lib-src/seccomp-filter.c
+++ b/lib-src/seccomp-filter.c
@@ -131,9 +131,12 @@ export_filter (const char *file,
                int (*function) (const scmp_filter_ctx, int),
                const char *name)
 {
-  int fd = TEMP_FAILURE_RETRY (
-    open (file, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_CLOEXEC,
-          0644));
+  int fd;
+  do
+    fd = open (file,
+               O_WRONLY | O_CREAT | O_TRUNC | O_BINARY | O_CLOEXEC,
+               0644);
+  while (fd < 0 && errno == EINTR);
   if (fd < 0)
     fail (errno, "open %s", file);
   int status = function (ctx, fd);