Fix "for loop initial declarations are only allowed in C99 mode" compile errors.

[ccan] / ccan / io / poll.c

diff --git a/ccan/io/poll.c b/ccan/io/poll.c
index 17f9384587d92e39b37e199b0f05159bb899d112..4cc9f4b7dc901c36ae4bf0869c0d1ebc9cee6c52 100644 (file)
--- a/ccan/io/poll.c
+++ b/ccan/io/poll.c
@@ -121,7 +121,9 @@ bool add_listener(struct io_listener *l)
 
 static int find_always(const struct io_plan *plan)
 {
-       for (size_t i = 0; i < num_always; i++)
+       size_t i = 0;
+
+       for (i = 0; i < num_always; i++)
                if (always[i] == plan)
                        return i;
        return -1;
@@ -287,8 +289,10 @@ static bool *exclusive(struct io_plan *plan)
 /* For simplicity, we do one always at a time */
 static bool handle_always(void)
 {
+       int i;
+
        /* Backwards is simple easier to remove entries */
-       for (int i = num_always - 1; i >= 0; i--) {
+       for (i = num_always - 1; i >= 0; i--) {
                struct io_plan *plan = always[i];
 
                if (num_exclusive && !*exclusive(plan))
@@ -323,10 +327,12 @@ bool backend_set_exclusive(struct io_plan *plan, bool excl)
  * else that we manipulate events. */
 static void exclude_pollfds(void)
 {
+       size_t i;
+
        if (num_exclusive == 0)
                return;
 
-       for (size_t i = 0; i < num_fds; i++) {
+       for (i = 0; i < num_fds; i++) {
                struct pollfd *pfd = &pollfds[fds[i]->backend_info];
 
                if (!fds[i]->exclusive[IO_IN])
@@ -343,10 +349,12 @@ static void exclude_pollfds(void)
 
 static void restore_pollfds(void)
 {
+       size_t i;
+
        if (num_exclusive == 0)
                return;
 
-       for (size_t i = 0; i < num_fds; i++) {
+       for (i = 0; i < num_fds; i++) {
                struct pollfd *pfd = &pollfds[fds[i]->backend_info];
 
                if (fds[i]->listener) {