userland: add test wayland client

Signed-off-by: Andy-Python-Programmer <[email protected]>

Author: Andy-Python-Programmer

.gitignore

@@ -18,3 +18,7 @@ bx_enh_dbg.ini
 
 # Remove doom port related files:
 base-files/doom1.wad
+
+# Wayland test client and server executables: (todo: remove these)
+base-files/client
+base-files/server

base-files/server.exe

@@ -0,0 +1,29 @@
+// simple wayland test client
+//
+// ```sh
+// sysroot/tools/host-gcc/bin/x86_64-aero-gcc client.c -lwayland-client -o
+// ../base-files/client
+// ```
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+#include <wayland-client.h>
+
+void bail(char *msg) {
+  fprintf(stderr, "%s (error=%s)\n", msg, strerror(errno));
+}
+
+int main(int argc, char *argv[]) {
+  struct wl_display *display = wl_display_connect(NULL);
+
+  if (!display) {
+    bail("client: failed to connect to Wayland display.\n");
+    return 1;
+  }
+
+  fprintf(stderr, "connection established!\n");
+
+  wl_display_disconnect(display);
+  return 0;
+}

userland/client.c

@@ -2,7 +2,7 @@
 //
 // ```sh
 // sysroot/tools/host-gcc/bin/x86_64-aero-gcc server.c -lwayland-server -o
-// ../base-files/server.exe
+// ../base-files/server
 // ```
 
 #include <errno.h>