23 lines
427 B
Rust
23 lines
427 B
Rust
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#[link(name = "externcallback",
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vers = "0.1")];
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#[crate_type = "lib"];
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extern mod rustrt {
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fn rust_dbg_call(cb: *u8,
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data: libc::uintptr_t) -> libc::uintptr_t;
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}
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fn fact(n: uint) -> uint {
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#debug("n = %?", n);
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rustrt::rust_dbg_call(cb, n)
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}
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extern fn cb(data: libc::uintptr_t) -> libc::uintptr_t {
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if data == 1u {
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data
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} else {
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fact(data - 1u) * data
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}
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}
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