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build: provide replacement for TEMP_FAILURE_RETRY if not present

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Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
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Giuseppe Scrivano 2019-03-07 10:22:26 +01:00
parent 57b1e98d69
commit f17f15a48b
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1 changed files with 10 additions and 0 deletions
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main.c
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@ -73,6 +73,16 @@
#include <utils.h> #include <utils.h>
#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
#ifndef HAVE_OPEN_BY_HANDLE_AT #ifndef HAVE_OPEN_BY_HANDLE_AT
struct file_handle struct file_handle
{ {