summaryrefslogtreecommitdiff
path: root/ares/ares_process.c
diff options
context:
space:
mode:
authorYang Tse <yangsita@gmail.com>2007-02-16 15:04:44 +0000
committerYang Tse <yangsita@gmail.com>2007-02-16 15:04:44 +0000
commit059b57677c14ac832249193042f0cf61e9c15ff2 (patch)
tree677f58ef1e078e03ff26d6fc977b3296fcb2163b /ares/ares_process.c
parent9896421586996265e8320fbe253da004215c8a12 (diff)
downloadcurl-059b57677c14ac832249193042f0cf61e9c15ff2.tar.gz
use macros ERRNO, SET_ERRNO(), SOCKERRNO and SET_SOCKERRNO() for errno handling
Diffstat (limited to 'ares/ares_process.c')
-rw-r--r--ares/ares_process.c20
1 files changed, 7 insertions, 13 deletions
diff --git a/ares/ares_process.c b/ares/ares_process.c
index f6669ca98..480948ebe 100644
--- a/ares/ares_process.c
+++ b/ares/ares_process.c
@@ -59,12 +59,6 @@
#define TRUE 1
#endif
-#ifdef USE_WINSOCK
-#define GET_ERRNO() WSAGetLastError()
-#else
-#define GET_ERRNO() errno
-#endif
-
static int try_again(int errnum);
static void write_tcp_data(ares_channel channel, fd_set *write_fds,
time_t now);
@@ -97,7 +91,7 @@ void ares_process(ares_channel channel, fd_set *read_fds, fd_set *write_fds)
process_timeouts(channel, now);
}
-/* Return 1 if the specified errno describes a readiness error, or 0
+/* Return 1 if the specified error number describes a readiness error, or 0
* otherwise. This is mostly for HP-UX, which could return EAGAIN or
* EWOULDBLOCK. See this man page
*
@@ -164,7 +158,7 @@ static void write_tcp_data(ares_channel channel, fd_set *write_fds, time_t now)
free(vec);
if (wcount < 0)
{
- if (!try_again(GET_ERRNO()))
+ if (!try_again(SOCKERRNO))
handle_error(channel, i, now);
continue;
}
@@ -200,7 +194,7 @@ static void write_tcp_data(ares_channel channel, fd_set *write_fds, time_t now)
scount = swrite(server->tcp_socket, sendreq->data, sendreq->len);
if (scount < 0)
{
- if (!try_again(GET_ERRNO()))
+ if (!try_again(SOCKERRNO))
handle_error(channel, i, now);
continue;
}
@@ -253,7 +247,7 @@ static void read_tcp_data(ares_channel channel, fd_set *read_fds, time_t now)
2 - server->tcp_lenbuf_pos);
if (count <= 0)
{
- if (!(count == -1 && try_again(GET_ERRNO())))
+ if (!(count == -1 && try_again(SOCKERRNO)))
handle_error(channel, i, now);
continue;
}
@@ -280,7 +274,7 @@ static void read_tcp_data(ares_channel channel, fd_set *read_fds, time_t now)
server->tcp_length - server->tcp_buffer_pos);
if (count <= 0)
{
- if (!(count == -1 && try_again(GET_ERRNO())))
+ if (!(count == -1 && try_again(SOCKERRNO)))
handle_error(channel, i, now);
continue;
}
@@ -322,7 +316,7 @@ static void read_udp_packets(ares_channel channel, fd_set *read_fds,
continue;
count = sread(server->udp_socket, buf, sizeof(buf));
- if (count == -1 && try_again(GET_ERRNO()))
+ if (count == -1 && try_again(SOCKERRNO))
continue;
else if (count <= 0)
handle_error(channel, i, now);
@@ -615,7 +609,7 @@ static int open_tcp_socket(ares_channel channel, struct server_state *server)
sockin.sin_addr = server->addr;
sockin.sin_port = (unsigned short)(channel->tcp_port & 0xffff);
if (connect(s, (struct sockaddr *) &sockin, sizeof(sockin)) == -1) {
- int err = GET_ERRNO();
+ int err = SOCKERRNO;
if (err != EINPROGRESS && err != EWOULDBLOCK) {
closesocket(s);