examples: fix "clarify calculation precedence" warnings

Closes https://github.com/curl/curl/pull/3919

4 files changed, 18 insertions, 15 deletions

diff --git a/docs/examples/ephiperfifo.c b/docs/examples/ephiperfifo.c
index 2b8f4cc6e..bc4b0f057 100644
--- a/docs/examples/ephiperfifo.c
+++ b/docs/examples/ephiperfifo.c
@@ -207,8 +207,8 @@ static void event_cb(GlobalInfo *g, int fd, int revents)
   CURLMcode rc;
   struct itimerspec its;
 
-  int action = (revents & EPOLLIN ? CURL_CSELECT_IN : 0) |
-               (revents & EPOLLOUT ? CURL_CSELECT_OUT : 0);
+  int action = ((revents & EPOLLIN) ? CURL_CSELECT_IN : 0) |
+               ((revents & EPOLLOUT) ? CURL_CSELECT_OUT : 0);
 
   rc = curl_multi_socket_action(g->multi, fd, action, &g->still_running);
   mcode_or_die("event_cb: curl_multi_socket_action", rc);
@@ -273,8 +273,8 @@ static void setsock(SockInfo *f, curl_socket_t s, CURL *e, int act,
                     GlobalInfo *g)
 {
   struct epoll_event ev;
-  int kind = (act & CURL_POLL_IN ? EPOLLIN : 0) |
-             (act & CURL_POLL_OUT ? EPOLLOUT : 0);
+  int kind = ((act & CURL_POLL_IN) ? EPOLLIN : 0) |
+             ((act & CURL_POLL_OUT) ? EPOLLOUT : 0);
 
   if(f->sockfd) {
     if(epoll_ctl(g->epfd, EPOLL_CTL_DEL, f->sockfd, NULL))
diff --git a/docs/examples/evhiperfifo.c b/docs/examples/evhiperfifo.c
index 38ea312be..4d77d5294 100644
--- a/docs/examples/evhiperfifo.c
+++ b/docs/examples/evhiperfifo.c
@@ -203,8 +203,8 @@ static void event_cb(EV_P_ struct ev_io *w, int revents)
   GlobalInfo *g = (GlobalInfo*) w->data;
   CURLMcode rc;
 
-  int action = (revents&EV_READ?CURL_POLL_IN:0)|
-    (revents&EV_WRITE?CURL_POLL_OUT:0);
+  int action = ((revents & EV_READ) ? CURL_POLL_IN : 0) |
+    ((revents & EV_WRITE) ? CURL_POLL_OUT : 0);
   rc = curl_multi_socket_action(g->multi, w->fd, action, &g->still_running);
   mcode_or_die("event_cb: curl_multi_socket_action", rc);
   check_multi_info(g);
@@ -247,7 +247,8 @@ static void setsock(SockInfo *f, curl_socket_t s, CURL *e, int act,
 {
   printf("%s  \n", __PRETTY_FUNCTION__);
 
-  int kind = (act&CURL_POLL_IN?EV_READ:0)|(act&CURL_POLL_OUT?EV_WRITE:0);
+  int kind = ((act & CURL_POLL_IN) ? EV_READ : 0) |
+             ((act & CURL_POLL_OUT) ? EV_WRITE : 0);
 
   f->sockfd = s;
   f->action = act;
diff --git a/docs/examples/ghiper.c b/docs/examples/ghiper.c
index e9d1fcea7..1fa3b5940 100644
--- a/docs/examples/ghiper.c
+++ b/docs/examples/ghiper.c
@@ -182,8 +182,8 @@ static gboolean event_cb(GIOChannel *ch, GIOCondition condition, gpointer data)
   int fd = g_io_channel_unix_get_fd(ch);
 
   int action =
-    (condition & G_IO_IN ? CURL_CSELECT_IN : 0) |
-    (condition & G_IO_OUT ? CURL_CSELECT_OUT : 0);
+    ((condition & G_IO_IN) ? CURL_CSELECT_IN : 0) |
+    ((condition & G_IO_OUT) ? CURL_CSELECT_OUT : 0);
 
   rc = curl_multi_socket_action(g->multi, fd, action, &g->still_running);
   mcode_or_die("event_cb: curl_multi_socket_action", rc);
@@ -218,7 +218,8 @@ static void setsock(SockInfo *f, curl_socket_t s, CURL *e, int act,
                     GlobalInfo *g)
 {
   GIOCondition kind =
-    (act&CURL_POLL_IN?G_IO_IN:0)|(act&CURL_POLL_OUT?G_IO_OUT:0);
+    ((act & CURL_POLL_IN) ? G_IO_IN : 0) |
+    ((act & CURL_POLL_OUT) ? G_IO_OUT : 0);
 
   f->sockfd = s;
   f->action = act;
@@ -255,8 +256,8 @@ static int sock_cb(CURL *e, curl_socket_t s, int what, void *cbp, void *sockp)
   else {
     if(!fdp) {
       MSG_OUT("Adding data: %s%s\n",
-              what&CURL_POLL_IN?"READ":"",
-              what&CURL_POLL_OUT?"WRITE":"");
+              (what & CURL_POLL_IN) ? "READ" : "",
+              (what & CURL_POLL_OUT) ? "WRITE" : "");
       addsock(s, e, what, g);
     }
     else {
diff --git a/docs/examples/hiperfifo.c b/docs/examples/hiperfifo.c
index d1228f829..a50522a8e 100644
--- a/docs/examples/hiperfifo.c
+++ b/docs/examples/hiperfifo.c
@@ -202,8 +202,8 @@ static void event_cb(int fd, short kind, void *userp)
   CURLMcode rc;
 
   int action =
-    (kind & EV_READ ? CURL_CSELECT_IN : 0) |
-    (kind & EV_WRITE ? CURL_CSELECT_OUT : 0);
+    ((kind & EV_READ) ? CURL_CSELECT_IN : 0) |
+    ((kind & EV_WRITE) ? CURL_CSELECT_OUT : 0);
 
   rc = curl_multi_socket_action(g->multi, fd, action, &g->still_running);
   mcode_or_die("event_cb: curl_multi_socket_action", rc);
@@ -249,7 +249,8 @@ static void setsock(SockInfo *f, curl_socket_t s, CURL *e, int act,
                     GlobalInfo *g)
 {
   int kind =
-     (act&CURL_POLL_IN?EV_READ:0)|(act&CURL_POLL_OUT?EV_WRITE:0)|EV_PERSIST;
+     ((act & CURL_POLL_IN) ? EV_READ : 0) |
+     ((act & CURL_POLL_OUT) ? EV_WRITE : 0) | EV_PERSIST;
 
   f->sockfd = s;
   f->action = act;