Files
sx/examples/1200-ffi-callconv-c-callbacks.sx
agra 811a280517 refactor(ffi-linkage): Phase 9.3 — purge 'foreign' from comments (src caps + examples + docs)
src/: ~21 capital-Foreign comments the case-sensitive verify grep missed
(Foreign-class→Runtime-class, Foreign path→Runtime path, Foreign decls→Extern decls,
FOREIGN function→extern function) across calls/inst/ffi_objc/jni_descriptor/emit_llvm/
c_import/lower.*/ops. src 'foreign' now = ONLY the hash_foreign token + 4 rejection
messages (9.0-delete targets). examples/*.sx comments → extern/runtime-class (1219
stdout regen; KEPT 1176). docs/inline-asm-design + debugger purged. Comments only —
no build impact. 9.0 ratified: DELETE hash_foreign token next.
2026-06-15 10:52:56 +03:00

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// `callconv(.c)` on function pointers passed to extern callbacks — ensures
// the function uses C ABI so it can be safely invoked from `extern`
// functions like SDL_AddEventWatch.
#import "modules/std.sx";
// A function with C calling convention
add_c :: (a: i64, b: i64) -> i64 callconv(.c) {
a + b
}
main :: () {
// Call it directly — should work like any other function
result := add_c(10, 32);
print("callconv(.c): {}\n", result);
}