From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../c-link-to-rust-va-list-fn/checkrust.rs         | 148 +++++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 tests/run-make-fulldeps/c-link-to-rust-va-list-fn/checkrust.rs

(limited to 'tests/run-make-fulldeps/c-link-to-rust-va-list-fn/checkrust.rs')

diff --git a/tests/run-make-fulldeps/c-link-to-rust-va-list-fn/checkrust.rs b/tests/run-make-fulldeps/c-link-to-rust-va-list-fn/checkrust.rs
new file mode 100644
index 000000000..5830ef033
--- /dev/null
+++ b/tests/run-make-fulldeps/c-link-to-rust-va-list-fn/checkrust.rs
@@ -0,0 +1,148 @@
+#![crate_type = "staticlib"]
+#![feature(c_variadic)]
+#![feature(rustc_private)]
+
+extern crate libc;
+
+use libc::{c_char, c_double, c_int, c_long, c_longlong};
+use std::ffi::VaList;
+use std::ffi::{CString, CStr};
+
+macro_rules! continue_if {
+    ($cond:expr) => {
+        if !($cond) {
+            return 0xff;
+        }
+    }
+}
+
+unsafe fn compare_c_str(ptr: *const c_char, val: &str) -> bool {
+    let cstr0 = CStr::from_ptr(ptr);
+    match CString::new(val) {
+        Ok(cstr1) => &*cstr1 == cstr0,
+        Err(_) => false,
+    }
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_list_0(mut ap: VaList) -> usize {
+    continue_if!(ap.arg::<c_longlong>() == 1);
+    continue_if!(ap.arg::<c_int>() == 2);
+    continue_if!(ap.arg::<c_longlong>() == 3);
+    0
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_list_1(mut ap: VaList) -> usize {
+    continue_if!(ap.arg::<c_int>() == -1);
+    continue_if!(ap.arg::<c_char>() == 'A' as c_char);
+    continue_if!(ap.arg::<c_char>() == '4' as c_char);
+    continue_if!(ap.arg::<c_char>() == ';' as c_char);
+    continue_if!(ap.arg::<c_int>() == 0x32);
+    continue_if!(ap.arg::<c_int>() == 0x10000001);
+    continue_if!(compare_c_str(ap.arg::<*const c_char>(), "Valid!"));
+    0
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_list_2(mut ap: VaList) -> usize {
+    continue_if!(ap.arg::<c_double>().floor() == 3.14f64.floor());
+    continue_if!(ap.arg::<c_long>() == 12);
+    continue_if!(ap.arg::<c_char>() == 'a' as c_char);
+    continue_if!(ap.arg::<c_double>().floor() == 6.18f64.floor());
+    continue_if!(compare_c_str(ap.arg::<*const c_char>(), "Hello"));
+    continue_if!(ap.arg::<c_int>() == 42);
+    continue_if!(compare_c_str(ap.arg::<*const c_char>(), "World"));
+    0
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_list_copy_0(mut ap: VaList) -> usize {
+    continue_if!(ap.arg::<c_double>().floor() == 6.28f64.floor());
+    continue_if!(ap.arg::<c_int>() == 16);
+    continue_if!(ap.arg::<c_char>() == 'A' as c_char);
+    continue_if!(compare_c_str(ap.arg::<*const c_char>(), "Skip Me!"));
+    ap.with_copy(|mut ap| {
+        if compare_c_str(ap.arg::<*const c_char>(), "Correct") {
+            0
+        } else {
+            0xff
+        }
+    })
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_varargs_0(_: c_int, mut ap: ...) -> usize {
+    continue_if!(ap.arg::<c_int>() == 42);
+    continue_if!(compare_c_str(ap.arg::<*const c_char>(), "Hello, World!"));
+    0
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_varargs_1(_: c_int, mut ap: ...) -> usize {
+    continue_if!(ap.arg::<c_double>().floor() == 3.14f64.floor());
+    continue_if!(ap.arg::<c_long>() == 12);
+    continue_if!(ap.arg::<c_char>() == 'A' as c_char);
+    continue_if!(ap.arg::<c_longlong>() == 1);
+    0
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_varargs_2(_: c_int, _ap: ...) -> usize {
+    0
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_varargs_3(_: c_int, mut ap: ...) -> usize {
+    continue_if!(ap.arg::<c_int>() == 1);
+    continue_if!(ap.arg::<c_int>() == 2);
+    continue_if!(ap.arg::<c_int>() == 3);
+    continue_if!(ap.arg::<c_int>() == 4);
+    continue_if!(ap.arg::<c_int>() == 5);
+    continue_if!(ap.arg::<c_int>() == 6);
+    continue_if!(ap.arg::<c_int>() == 7);
+    continue_if!(ap.arg::<c_int>() == 8);
+    continue_if!(ap.arg::<c_int>() == 9);
+    continue_if!(ap.arg::<c_int>() == 10);
+    0
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_varargs_4(_: c_double, mut ap: ...) -> usize {
+    continue_if!(ap.arg::<c_double>() == 1.0);
+    continue_if!(ap.arg::<c_double>() == 2.0);
+    continue_if!(ap.arg::<c_double>() == 3.0);
+    continue_if!(ap.arg::<c_double>() == 4.0);
+    continue_if!(ap.arg::<c_double>() == 5.0);
+    continue_if!(ap.arg::<c_double>() == 6.0);
+    continue_if!(ap.arg::<c_double>() == 7.0);
+    continue_if!(ap.arg::<c_double>() == 8.0);
+    continue_if!(ap.arg::<c_double>() == 9.0);
+    continue_if!(ap.arg::<c_double>() == 10.0);
+    0
+}
+
+#[no_mangle]
+pub unsafe extern "C" fn check_varargs_5(_: c_int, mut ap: ...) -> usize {
+    continue_if!(ap.arg::<c_double>() == 1.0);
+    continue_if!(ap.arg::<c_int>() == 1);
+    continue_if!(ap.arg::<c_double>() == 2.0);
+    continue_if!(ap.arg::<c_int>() == 2);
+    continue_if!(ap.arg::<c_double>() == 3.0);
+    continue_if!(ap.arg::<c_int>() == 3);
+    continue_if!(ap.arg::<c_double>() == 4.0);
+    continue_if!(ap.arg::<c_int>() == 4);
+    continue_if!(ap.arg::<c_int>() == 5);
+    continue_if!(ap.arg::<c_double>() == 5.0);
+    continue_if!(ap.arg::<c_int>() == 6);
+    continue_if!(ap.arg::<c_double>() == 6.0);
+    continue_if!(ap.arg::<c_int>() == 7);
+    continue_if!(ap.arg::<c_double>() == 7.0);
+    continue_if!(ap.arg::<c_int>() == 8);
+    continue_if!(ap.arg::<c_double>() == 8.0);
+    continue_if!(ap.arg::<c_int>() == 9);
+    continue_if!(ap.arg::<c_double>() == 9.0);
+    continue_if!(ap.arg::<c_int>() == 10);
+    continue_if!(ap.arg::<c_double>() == 10.0);
+    0
+}
-- 
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