From 0d99cdbeed6c0daa5eb23703d08a27e6c7b08b01 Mon Sep 17 00:00:00 2001 From: Daniel Stenberg Date: Mon, 8 Dec 2014 15:29:30 +0100 Subject: [PATCH] compile: warn on unused return code from Curl_client_write() --- lib/curl_setup.h | 2 ++ lib/sendf.h | 4 ++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/lib/curl_setup.h b/lib/curl_setup.h index 84c1b41ce..b046b77d3 100644 --- a/lib/curl_setup.h +++ b/lib/curl_setup.h @@ -643,8 +643,10 @@ int netware_init(void); #if defined(__GNUC__) && ((__GNUC__ >= 3) || \ ((__GNUC__ == 2) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 7))) # define UNUSED_PARAM __attribute__((__unused__)) +# define WARN_UNUSED_RESULT __attribute__((warn_unused_result)) #else # define UNUSED_PARAM /*NOTHING*/ +# define WARN_UNUSED_RESULT #endif /* diff --git a/lib/sendf.h b/lib/sendf.h index 39489e40f..23c720661 100644 --- a/lib/sendf.h +++ b/lib/sendf.h @@ -7,7 +7,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 1998 - 2011, Daniel Stenberg, , et al. + * Copyright (C) 1998 - 2014, Daniel Stenberg, , et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms @@ -52,7 +52,7 @@ void Curl_failf(struct SessionHandle *, const char *fmt, ...); #define CLIENTWRITE_BOTH (CLIENTWRITE_BODY|CLIENTWRITE_HEADER) CURLcode Curl_client_write(struct connectdata *conn, int type, char *ptr, - size_t len); + size_t len) WARN_UNUSED_RESULT; /* internal read-function, does plain socket only */ CURLcode Curl_read_plain(curl_socket_t sockfd,