[PATCH] ell: fix build with musl libc

[PATCH] ell: fix build with musl libc

[maxin.john]

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From: "Maxin B. John" <maxin.john@intel.com>

musl libc doesn't implement TEMP_FAILURE_RETRY. Use the
TEMP_FAILURE_RETRY from glibc to fix build.
---
 ell/dbus.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/ell/dbus.h b/ell/dbus.h
index a7c08d2..3ff5e0f 100644
--- a/ell/dbus.h
+++ b/ell/dbus.h
@@ -28,6 +28,16 @@
 #include <stddef.h>
 #include <stdarg.h>
 
+/* taken from glibc unistd.h for musl support */
+#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
+
 #ifdef __cplusplus
 extern "C" {
 #endif
-- 
2.4.0

Re: [PATCH] ell: fix build with musl libc

[Denis Kenzior]

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Hi Maxin,

On 04/05/2018 09:54 AM, maxin.john(a)gmail.com wrote:
> From: "Maxin B. John" <maxin.john@intel.com>
> 
> musl libc doesn't implement TEMP_FAILURE_RETRY. Use the
> TEMP_FAILURE_RETRY from glibc to fix build.
> ---
>   ell/dbus.h | 10 ++++++++++
>   1 file changed, 10 insertions(+)
> 

Applied, thanks.

Regards,
-Denis