lib9p: idl: Add numeric constants

1 files changed, 4 insertions, 0 deletions

diff --git a/lib9p/idl.gen b/lib9p/idl.gen
index 0a43583..31f6527 100755
--- a/lib9p/idl.gen
+++ b/lib9p/idl.gen
@@ -227,6 +227,10 @@ enum {idprefix}version {{
         match typ:
             case idl.Number():
                 ret += f"typedef {c_typename(typ.prim)} {c_typename(typ)};\n"
+                prefix = f"{idprefix.upper()}{typ.name.upper()}_"
+                namewidth = max(len(name) for name in typ.vals)
+                for name, val in typ.vals.items():
+                    ret += f"#define {prefix}{name.ljust(namewidth)} (({c_typename(typ)})UINT{typ.static_size*8}_C({val}))\n"
             case idl.Bitfield():
                 ret += f"typedef {c_typename(typ.prim)} {c_typename(typ)};\n"
                 names = [