Update hidapi-sys crate to 0.1.4

This change updates the hidapi-sys crate to version 0.1.4. In this
version the cc crate (the stable and renamed version of the gcc crate)
is used.

Import subrepo hidapi-sys/:hidapi-sys at c01043da72c0cac898660017e4c4115278c14369
Import subrepo cc/:cc at 500c65b03775cecf55bd358e616963bc3222acca

1 files changed, 73 insertions, 0 deletions

diff --git a/cc/tests/cc_env.rs b/cc/tests/cc_env.rs
new file mode 100644
index 0000000..8ffe651
--- /dev/null
+++ b/cc/tests/cc_env.rs
@@ -0,0 +1,73 @@
+extern crate cc;
+extern crate tempdir;
+
+use std::env;
+use std::path::Path;
+use std::ffi::OsString;
+
+mod support;
+use support::Test;
+
+#[test]
+fn main() {
+    ccache();
+    distcc();
+    ccache_spaces();
+    ccache_env_flags();
+}
+
+fn ccache() {
+    let test = Test::gnu();
+
+    env::set_var("CC", "ccache cc");
+    let compiler = test.gcc().file("foo.c").get_compiler();
+
+    assert_eq!(compiler.path(), Path::new("cc"));
+}
+
+fn ccache_spaces() {
+    let test = Test::gnu();
+    test.shim("ccache");
+
+    env::set_var("CC", "ccache        cc");
+    let compiler = test.gcc().file("foo.c").get_compiler();
+    assert_eq!(compiler.path(), Path::new("cc"));
+}
+
+fn distcc() {
+    let test = Test::gnu();
+    test.shim("distcc");
+
+    env::set_var("CC", "distcc cc");
+    let compiler = test.gcc().file("foo.c").get_compiler();
+    assert_eq!(compiler.path(), Path::new("cc"));
+}
+
+fn ccache_env_flags() {
+    let test = Test::gnu();
+    test.shim("ccache");
+
+    env::set_var("CC", "ccache lol-this-is-not-a-compiler");
+    let compiler = test.gcc().file("foo.c").get_compiler();
+    assert_eq!(compiler.path(), Path::new("lol-this-is-not-a-compiler"));
+    assert_eq!(
+        compiler.cc_env(),
+        OsString::from("ccache lol-this-is-not-a-compiler")
+    );
+    assert!(
+        compiler
+            .cflags_env()
+            .into_string()
+            .unwrap()
+            .contains("ccache") == false
+    );
+    assert!(
+        compiler
+            .cflags_env()
+            .into_string()
+            .unwrap()
+            .contains(" lol-this-is-not-a-compiler") == false
+    );
+
+    env::set_var("CC", "");
+}