按 align-linuxcnc 约束补平台 shim 源码依据

core/wasm_shims/gettext_shim.cc

@@ -1,6 +1,7 @@
 #include <cstddef>
 
+// LinuxCNC source basis: src/emc/rs274ngc/interp_internal.hh maps _() to
+// gettext(), and RS274 sources wrap interpreter diagnostics with _().
 extern "C" char *gettext(const char *msgid) {
     return const_cast<char *>(msgid ? msgid : "");
 }
-

core/wasm_shims/libgen.h

@@ -1,6 +1,8 @@
 #ifndef CNC_SIM_WASM_SHIMS_LIBGEN_H
 #define CNC_SIM_WASM_SHIMS_LIBGEN_H
 
+/* LinuxCNC source basis: src/emc/rs274ngc/interp_o_word.cc uses basename()
+   while resolving O-word subroutine names. */
 #ifdef __cplusplus
 extern "C" {
 #endif

core/wasm_shims/structmember.h

@@ -2,6 +2,8 @@
 
 #include "boost/python/object.hpp"
 
+// LinuxCNC source basis: src/emc/rs274ngc/gcodemodule.cc includes
+// structmember.h for PyMemberDef entries using T_INT, T_DOUBLE, and READONLY.
 #define T_INT 1
 #define T_DOUBLE 2
 #define READONLY 1