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-rw-r--r--content/2022-05-30-cmake-cargo-example/libcalc/src/lib.rs9
1 files changed, 9 insertions, 0 deletions
diff --git a/content/2022-05-30-cmake-cargo-example/libcalc/src/lib.rs b/content/2022-05-30-cmake-cargo-example/libcalc/src/lib.rs
new file mode 100644
index 0000000..a36aace
--- /dev/null
+++ b/content/2022-05-30-cmake-cargo-example/libcalc/src/lib.rs
@@ -0,0 +1,9 @@
+#[no_mangle]
+pub extern "C" fn wrap_add(a: i32, b: i32) -> i32 {
+ a.wrapping_add(b)
+}
+
+#[no_mangle]
+pub extern "C" fn sat_add(a: i32, b: i32) -> i32 {
+ a.saturating_add(b)
+}