[Pkg-gnupg-commit] [gnupg2] 115/185: dnsmngr: Fix use of CPP.

[Daniel Kahn Gillmor]

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dkg pushed a commit to branch experimental
in repository gnupg2.

commit cc12cf386b620e658fa93a0bd40477bc16d85d98
Author: NIIBE Yutaka <gniibe at fsij.org>
Date:   Thu Jul 20 13:19:18 2017 +0900

    dnsmngr: Fix use of CPP.
    
    * dirmngr/dns.c (HAVE_STATIC_ASSERT, HAVE___ATOMIC_FETCH_ADD)
    (DNS_HAVE_SOCKADDR_UN, HAVE_SOCK_NONBLOCK): Don't use defined
    to be expanded for expression evaluation.
    
    Signed-off-by: NIIBE Yutaka <gniibe at fsij.org>
---
 dirmngr/dns.c | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/dirmngr/dns.c b/dirmngr/dns.c
index a89411b..94dc7ae 100644
--- a/dirmngr/dns.c
+++ b/dirmngr/dns.c
@@ -205,8 +205,10 @@ typedef int socket_fd_t;
 #ifndef HAVE_STATIC_ASSERT
 #if DNS_GNUC_PREREQ(0,0,0) && !DNS_GNUC_PREREQ(4,6,0)
 #define HAVE_STATIC_ASSERT 0 /* glibc doesn't check GCC version */
+#elif defined(static_assert)
+#define HAVE_STATIC_ASSERT 1
 #else
-#define HAVE_STATIC_ASSERT (defined static_assert)
+#define HAVE_STATIC_ASSERT 0
 #endif
 #endif
 
@@ -380,7 +382,11 @@ const char *dns_strerror(int error) {
  * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
 
 #ifndef HAVE___ATOMIC_FETCH_ADD
-#define HAVE___ATOMIC_FETCH_ADD (defined __ATOMIC_RELAXED)
+#ifdef __ATOMIC_RELAXED
+#define HAVE___ATOMIC_FETCH_ADD 1
+#else
+#define HAVE___ATOMIC_FETCH_ADD 0
+#endif
 #endif
 
 #ifndef HAVE___ATOMIC_FETCH_SUB
@@ -787,7 +793,11 @@ DNS_NOTUSED static size_t dns_strnlcpy(char *dst, size_t lim, const char *src, s
 } /* dns_strnlcpy() */
 
 
-#define DNS_HAVE_SOCKADDR_UN (defined AF_UNIX && !defined _WIN32)
+#if (defined AF_UNIX && !defined _WIN32)
+#define DNS_HAVE_SOCKADDR_UN 1
+#else
+#define DNS_HAVE_SOCKADDR_UN 0
+#endif
 
 static size_t dns_af_len(int af) {
 	static const size_t table[AF_MAX]	= {
@@ -7051,11 +7061,19 @@ static void dns_socketclose(int *fd, const struct dns_options *opts) {
 #endif
 
 #ifndef HAVE_SOCK_CLOEXEC
-#define HAVE_SOCK_CLOEXEC (defined SOCK_CLOEXEC)
+#ifdef SOCK_CLOEXEC
+#define HAVE_SOCK_CLOEXEC 1
+#else
+#define HAVE_SOCK_CLOEXEC 0
+#endif
 #endif
 
 #ifndef HAVE_SOCK_NONBLOCK
-#define HAVE_SOCK_NONBLOCK (defined SOCK_NONBLOCK)
+#ifdef SOCK_NONBLOCK
+#define HAVE_SOCK_NONBLOCK 1
+#else
+#define HAVE_SOCK_NONBLOCK 0
+#endif
 #endif
 
 #define DNS_SO_MAXTRY	7

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