mirror of https://github.com/rust-lang/rust.git
35 lines
1000 B
Rust
35 lines
1000 B
Rust
//! Add a constructor that runs pre-main, similar to what the `ctor` crate does.
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//!
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//! #[ctor]
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//! fn constructor() {
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//! println!("constructor");
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//! }
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//@ no-prefer-dynamic explicitly test with crates that are built as an archive
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#![crate_type = "rlib"]
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#[cfg_attr(
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any(
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target_os = "android",
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target_os = "dragonfly",
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target_os = "freebsd",
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target_os = "haiku",
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target_os = "illumos",
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target_os = "linux",
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target_os = "netbsd",
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target_os = "nto",
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target_os = "openbsd",
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target_os = "fuchsia",
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),
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link_section = ".init_array"
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)]
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#[cfg_attr(target_vendor = "apple", link_section = "__DATA,__mod_init_func,mod_init_funcs")]
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#[cfg_attr(target_os = "windows", link_section = ".CRT$XCU")]
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#[used]
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static CONSTRUCTOR: extern "C" fn() = constructor;
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#[cfg_attr(any(target_os = "linux", target_os = "android"), link_section = ".text.startup")]
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extern "C" fn constructor() {
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println!("constructor");
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}
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