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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /vendor/ctor/src/example.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/ctor/src/example.rs')
-rw-r--r--vendor/ctor/src/example.rs54
1 files changed, 54 insertions, 0 deletions
diff --git a/vendor/ctor/src/example.rs b/vendor/ctor/src/example.rs
new file mode 100644
index 000000000..73babb12b
--- /dev/null
+++ b/vendor/ctor/src/example.rs
@@ -0,0 +1,54 @@
+extern crate ctor;
+extern crate libc_print;
+
+use ctor::*;
+use libc_print::*;
+use std::collections::HashMap;
+
+#[ctor]
+/// This is an immutable static, evaluated at init time
+static STATIC_CTOR: HashMap<u32, &'static str> = {
+ let mut m = HashMap::new();
+ m.insert(0, "foo");
+ m.insert(1, "bar");
+ m.insert(2, "baz");
+ libc_eprintln!("STATIC_CTOR");
+ m
+};
+
+#[ctor]
+fn ctor() {
+ libc_eprintln!("ctor");
+}
+
+#[ctor]
+unsafe fn ctor_unsafe() {
+ libc_eprintln!("ctor_unsafe");
+}
+
+#[dtor]
+fn dtor() {
+ libc_eprintln!("dtor");
+}
+
+#[dtor]
+unsafe fn dtor_unsafe() {
+ libc_eprintln!("dtor_unsafe");
+}
+
+mod module {
+ use ctor::*;
+ use libc_print::*;
+
+ #[ctor]
+ pub static STATIC_CTOR: u8 = {
+ libc_eprintln!("module::STATIC_CTOR");
+ 42
+ };
+}
+
+pub fn main() {
+ libc_eprintln!("main!");
+ libc_eprintln!("STATIC_CTOR = {:?}", *STATIC_CTOR);
+ libc_eprintln!("module::STATIC_CTOR = {:?}", *module::STATIC_CTOR);
+}