From 4a1d114fa3a5d6bef1f71222787c1f6c3a952284 Mon Sep 17 00:00:00 2001 From: Nicolas Serafini Date: Thu, 24 Jan 2019 10:11:42 +0100 Subject: [PATCH] mbim: add optional copy of TEMP_FAILURE_RETRY macro (fix musl compile) TEMP_FAILURE_RETRY is not available on musl. Signed-off-by: Nicolas Serafini --- drivers/mbimmodem/mbim.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/mbimmodem/mbim.c b/drivers/mbimmodem/mbim.c index 54b18acf..4b040528 100644 --- a/drivers/mbimmodem/mbim.c +++ b/drivers/mbimmodem/mbim.c @@ -37,6 +37,16 @@ #include "mbim-message.h" #include "mbim-private.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 + #define MAX_CONTROL_TRANSFER 4096 #define HEADER_SIZE (sizeof(struct mbim_message_header) + \ sizeof(struct mbim_fragment_header)) -- 2.20.1