wayland: Dramatically lower the timeout when reading/writing pipes
diff --git a/src/video/wayland/SDL_waylanddatamanager.c b/src/video/wayland/SDL_waylanddatamanager.c
index bd40e73..dc444ff 100644
--- a/src/video/wayland/SDL_waylanddatamanager.c
+++ b/src/video/wayland/SDL_waylanddatamanager.c
@@ -36,6 +36,11 @@
#include "SDL_waylanddyn.h"
+/* FIXME: This is arbitrary, but we want this to be less than a frame because
+ * any longer can potentially spin an infinite loop of PumpEvents (!)
+ */
+#define PIPE_MS_TIMEOUT 10
+
static ssize_t
write_pipe(int fd, const void* buffer, size_t total_length, size_t *pos)
{
@@ -47,7 +52,7 @@ write_pipe(int fd, const void* buffer, size_t total_length, size_t *pos)
sigset_t old_sig_set;
struct timespec zerotime = {0};
- ready = SDL_IOReady(fd, SDL_TRUE, 1 * 1000);
+ ready = SDL_IOReady(fd, SDL_TRUE, PIPE_MS_TIMEOUT);
sigemptyset(&sig_set);
sigaddset(&sig_set, SIGPIPE);
@@ -93,7 +98,7 @@ read_pipe(int fd, void** buffer, size_t* total_length, SDL_bool null_terminate)
ssize_t bytes_read = 0;
size_t pos = 0;
- ready = SDL_IOReady(fd, SDL_FALSE, 1 * 1000);
+ ready = SDL_IOReady(fd, SDL_FALSE, PIPE_MS_TIMEOUT);
if (ready == 0) {
bytes_read = SDL_SetError("Pipe timeout");