Remove tempfile dependency to fix vulnerability (#2428)

* Update `tempfile` dependency to avoid vulnerability

* Replace `tempdir` dependency by `tempfile`

Author: pvdrz

Cargo.lock

@@ -12,4 +12,4 @@ edition = "2018"
 [dependencies]
 objc = "0.2"
 block = "0.1"
-libloading = "0.6.2"
+libloading = "0.7"

bindgen-tests/tests/expectations/Cargo.toml

@@ -16,7 +16,7 @@ path = "src/bin.rs"
 clap = "2.28"
 lazy_static = "1.0"
 quickcheck = "1.0"
-tempdir = "0.3"
+tempfile = "3"
 
 [features]
 # No features by default.

bindgen-tests/tests/quickchecking/Cargo.toml

@@ -21,7 +21,7 @@
 #[macro_use]
 extern crate lazy_static;
 extern crate quickcheck;
-extern crate tempdir;
+extern crate tempfile;
 
 use quickcheck::{Gen, QuickCheck, TestResult};
 use std::error::Error;
@@ -30,7 +30,7 @@ use std::io::Write;
 use std::path::PathBuf;
 use std::process::{Command, Output};
 use std::sync::Mutex;
-use tempdir::TempDir;
+use tempfile::Builder;
 
 /// Contains definitions of and impls for types used to fuzz C declarations.
 pub mod fuzzers;
@@ -52,7 +52,7 @@ lazy_static! {
 fn run_predicate_script(
     header: fuzzers::HeaderC,
 ) -> Result<Output, Box<dyn Error>> {
-    let dir = TempDir::new("bindgen_prop")?;
+    let dir = Builder::new().prefix("bindgen_prop").tempdir()?;
     let header_path = dir.path().join("prop_test.h");
 
     let mut header_file = File::create(&header_path)?;