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Fix boilerplate code for re-running system calls on EINTR and EAGAIN etc.

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The nasty code with static variable in retry_send() which
avoids looping forever needs to be called on success of the syscall,
to reset the static variable.
This commit is contained in:
Simon Kelley
2015-03-11 21:36:30 +00:00
parent 360f2513ab
commit ff841ebf5a
11 changed files with 92 additions and 83 deletions
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src/dnsmasq.h
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@@ -1177,7 +1177,7 @@ int is_same_net6(struct in6_addr *a, struct in6_addr *b, int prefixlen);
u64 addr6part(struct in6_addr *addr);
void setaddr6part(struct in6_addr *addr, u64 host);
#endif
int retry_send(void);
int retry_send(ssize_t rc);
void prettyprint_time(char *buf, unsigned int t);
int prettyprint_addr(union mysockaddr *addr, char *buf);
int parse_hex(char *in, unsigned char *out, int maxlen,