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From 19cbebc3fa33c6a1a71a6036da4d67c98f859f06 Mon Sep 17 00:00:00 2001
From: Adrian Bunk <bunk@stusta.de>
Date: Wed, 15 May 2019 16:08:33 +0300
Subject: unistd.h: Add TEMP_FAILURE_RETRY
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Upstream-Status: Inappropriate [oe-specific]
---
include/unistd.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/include/unistd.h b/include/unistd.h
index 9485da7a..8a75af57 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -460,6 +460,17 @@ int eaccess(const char *, int);
#define _CS_V6_ENV 1148
#define _CS_V7_ENV 1149
+#ifdef _GNU_SOURCE
+#ifndef TEMP_FAILURE_RETRY
+# define TEMP_FAILURE_RETRY(expression) \
+ (__extension__ \
+ ({ long int __result; \
+ do __result = (long int) (expression); \
+ while (__result == -1L && errno == EINTR); \
+ __result; }))
+#endif
+#endif
+
#ifdef __cplusplus
}
#endif
--
2.20.1
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