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samples: sockets: dumb_http_server: If send() fails, print errno

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Helps with debugging TCP stack issues.

Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
This commit is contained in:
Paul Sokolovsky 2020-10-01 14:54:30 +03:00 • committed by Jukka Rissanen
commit 601e00376b
1 changed files with 1 additions and 1 deletions
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samples/net/sockets/dumb_http_server/src/socket_dumb_http.c
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@ -119,7 +119,7 @@ void main(void)
int sent_len = send(client, data, len, 0); int sent_len = send(client, data, len, 0);
if (sent_len == -1) { if (sent_len == -1) {
printf("Error sending data to peer\n"); printf("Error sending data to peer, errno: %d\n", errno);
break; break;
} }
data += sent_len; data += sent_len;