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System/Shell/Commands/wpset.HC

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+I64 @shell_cmd_wpset(@shell* sh, I64 argc, U8** argv)
+{
+    U8 buf[512];
+    if (argc < 2) {
+        return 0;
+    }
+    I64 size = 0;
+    U64 fbuf = FileSystem.ReadFile(argv[1], &size);
+    if (!fbuf) {
+        StrPrint(&buf, "Error reading file %s\n", argv[1]);
+        Stdio.WriteLine(sh, &buf);
+        return 1;
+    }
+    Context2D* new = Image.BufferToContext2D(fbuf, size);
+    Free(fbuf);
+    if (!new) {
+        StrPrint(&buf, "Error in Image.BufferToContext2D\n");
+        Stdio.WriteLine(sh, &buf);
+        return 1;
+    }
+    Compositor.SetWallpaper(new);
+    DelContext2D(new);
+    return 0;
+}