tests: avoid spurious warnings about gl_sockets_startup

Fedora rawhide's gcc version 4.7.0 20120119 with -Wunused-value
would warn about every use of "gl_sockets_startup (SOCKETS_1_1);"
reporting a "statement with no effect".
* tests/test-accept.c (main): Mark as "(void)".
* tests/test-accept4.c (main): Likewise.
* tests/test-bind.c (main): Likewise.
* tests/test-connect.c (main): Likewise.
* tests/test-getpeername.c (main): Likewise.
* tests/test-getsockname.c (main): Likewise.
* tests/test-getsockopt.c (main): Likewise.
* tests/test-listen.c (main): Likewise.
* tests/test-recv.c (main): Likewise.
* tests/test-recvfrom.c (main): Likewise.
* tests/test-send.c (main): Likewise.
* tests/test-sendto.c (main): Likewise.
* tests/test-setsockopt.c (main): Likewise.
* tests/test-shutdown.c (main): Likewise.

diff --git a/ChangeLog b/ChangeLog
index 20aa6d4..d59de31 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,24 @@
+2012-01-23  Jim Meyering  <meyering@redhat.com>
+
+       tests: avoid spurious warnings about gl_sockets_startup
+       Fedora rawhide's gcc version 4.7.0 20120119 with -Wunused-value
+       would warn about every use of "gl_sockets_startup (SOCKETS_1_1);"
+       reporting a "statement with no effect".
+       * tests/test-accept.c (main): Mark as "(void)".
+       * tests/test-accept4.c (main): Likewise.
+       * tests/test-bind.c (main): Likewise.
+       * tests/test-connect.c (main): Likewise.
+       * tests/test-getpeername.c (main): Likewise.
+       * tests/test-getsockname.c (main): Likewise.
+       * tests/test-getsockopt.c (main): Likewise.
+       * tests/test-listen.c (main): Likewise.
+       * tests/test-recv.c (main): Likewise.
+       * tests/test-recvfrom.c (main): Likewise.
+       * tests/test-send.c (main): Likewise.
+       * tests/test-sendto.c (main): Likewise.
+       * tests/test-setsockopt.c (main): Likewise.
+       * tests/test-shutdown.c (main): Likewise.
+
 2012-01-21  Bruno Haible  <bruno@clisp.org>
 
        locale-fr.m4: Fix for Android.

diff --git a/tests/test-accept.c b/tests/test-accept.c
index 201e130..265ef64 100644 (file)
--- a/tests/test-accept.c
+++ b/tests/test-accept.c
@@ -30,7 +30,7 @@ SIGNATURE_CHECK (accept, int, (int, struct sockaddr *, socklen_t *));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-accept4.c b/tests/test-accept4.c
index d6de017..b81c25c 100644 (file)
--- a/tests/test-accept4.c
+++ b/tests/test-accept4.c
@@ -33,7 +33,7 @@ SIGNATURE_CHECK (accept4, int, (int, struct sockaddr *, socklen_t *, int));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-bind.c b/tests/test-bind.c
index b4b5739..e97be2a 100644 (file)
--- a/tests/test-bind.c
+++ b/tests/test-bind.c
@@ -31,7 +31,7 @@ SIGNATURE_CHECK (bind, int, (int, const struct sockaddr *, socklen_t));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-connect.c b/tests/test-connect.c
index 6e43bf8..9ef8923 100644 (file)
--- a/tests/test-connect.c
+++ b/tests/test-connect.c
@@ -31,7 +31,7 @@ SIGNATURE_CHECK (connect, int, (int, const struct sockaddr *, socklen_t));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-getpeername.c b/tests/test-getpeername.c
index f15b32f..b0545c6 100644 (file)
--- a/tests/test-getpeername.c
+++ b/tests/test-getpeername.c
@@ -30,7 +30,7 @@ SIGNATURE_CHECK (getpeername, int, (int, struct sockaddr *, socklen_t *));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-getsockname.c b/tests/test-getsockname.c
index 91100c6..7e5d463 100644 (file)
--- a/tests/test-getsockname.c
+++ b/tests/test-getsockname.c
@@ -30,7 +30,7 @@ SIGNATURE_CHECK (getsockname, int, (int, struct sockaddr *, socklen_t *));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-getsockopt.c b/tests/test-getsockopt.c
index 38145a7..24730b0 100644 (file)
--- a/tests/test-getsockopt.c
+++ b/tests/test-getsockopt.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (getsockopt, int, (int, int, int, void *, socklen_t *));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-listen.c b/tests/test-listen.c
index 3ea82d4..b81558a 100644 (file)
--- a/tests/test-listen.c
+++ b/tests/test-listen.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (listen, int, (int, int));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-recv.c b/tests/test-recv.c
index a147d5d..2186b8e 100644 (file)
--- a/tests/test-recv.c
+++ b/tests/test-recv.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (recv, ssize_t, (int, void *, size_t, int));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-recvfrom.c b/tests/test-recvfrom.c
index 1447620..7f6f6f6 100644 (file)
--- a/tests/test-recvfrom.c
+++ b/tests/test-recvfrom.c
@@ -32,7 +32,7 @@ SIGNATURE_CHECK (recvfrom, ssize_t,
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-send.c b/tests/test-send.c
index febbe20..7b068d1 100644 (file)
--- a/tests/test-send.c
+++ b/tests/test-send.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (send, ssize_t, (int, const void *, size_t, int));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-sendto.c b/tests/test-sendto.c
index 88fad93..1d0e410 100644 (file)
--- a/tests/test-sendto.c
+++ b/tests/test-sendto.c
@@ -33,7 +33,7 @@ SIGNATURE_CHECK (sendto, ssize_t,
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-setsockopt.c b/tests/test-setsockopt.c
index cc78a1b..c14d217 100644 (file)
--- a/tests/test-setsockopt.c
+++ b/tests/test-setsockopt.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (setsockopt, int, (int, int, int, const void *, socklen_t));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {

diff --git a/tests/test-shutdown.c b/tests/test-shutdown.c
index 91d979a..be9f550 100644 (file)
--- a/tests/test-shutdown.c
+++ b/tests/test-shutdown.c
@@ -29,7 +29,7 @@ SIGNATURE_CHECK (shutdown, int, (int, int));
 int
 main (void)
 {
-  gl_sockets_startup (SOCKETS_1_1);
+  (void) gl_sockets_startup (SOCKETS_1_1);
 
   /* Test behaviour for invalid file descriptors.  */
   {