From a1ccfe2b37847cce0db2fb94a7365c9fa501eda4 Mon Sep 17 00:00:00 2001 From: NIIBE Yutaka Date: Tue, 26 Feb 2019 11:43:10 +0900 Subject: [PATCH] libdns: Avoid using compound literals (5). * dirmngr/dns.h (dns_rr_foreach): Don't use dns_rr_i_new. Call dns_rr_grep with NULL. * dirmngr/dns.c (dns_rr_grep): Support NULL for error_. -- Here we still use C99 feature of struct member initialization in dns_rr_foreach, for struct dns_rr_i. Note that in C99, it guarantees non-specified member fields are initialized by zero. So, there's no need to use dns_rr_i_new at all. Signed-off-by: NIIBE Yutaka --- dirmngr/dns.c | 3 ++- dirmngr/dns.h | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/dirmngr/dns.c b/dirmngr/dns.c index f6a158789..85fd37fb2 100644 --- a/dirmngr/dns.c +++ b/dirmngr/dns.c @@ -3266,7 +3266,8 @@ unsigned dns_rr_grep(struct dns_rr *rr, unsigned lim, struct dns_rr_i *i, struct return count; error: - *error_ = error; + if (error_) + *error_ = error; return count; } /* dns_rr_grep() */ diff --git a/dirmngr/dns.h b/dirmngr/dns.h index 0953228f8..da450c611 100644 --- a/dirmngr/dns.h +++ b/dirmngr/dns.h @@ -542,7 +542,7 @@ DNS_PUBLIC struct dns_rr_i *dns_rr_i_init(struct dns_rr_i *, struct dns_packet * DNS_PUBLIC unsigned dns_rr_grep(struct dns_rr *, unsigned, struct dns_rr_i *, struct dns_packet *, int *); #define dns_rr_foreach_(rr, P, ...) \ - for (struct dns_rr_i DNS_PP_XPASTE(i, __LINE__) = *dns_rr_i_new((P), __VA_ARGS__); dns_rr_grep((rr), 1, &DNS_PP_XPASTE(i, __LINE__), (P), &(int){ 0 }); ) + for (struct dns_rr_i DNS_PP_XPASTE(i, __LINE__) = { __VA_ARGS__ }; dns_rr_grep((rr), 1, &DNS_PP_XPASTE(i, __LINE__), (P), NULL); ) #define dns_rr_foreach(...) dns_rr_foreach_(__VA_ARGS__)