Adding Windows builds to CI (#219)

* Adding Windows builds to Travis CI config...
* Adding missing library to windows target...
* Changing test directory name randomization to be cross-platform...
* Removing /target directory from CI cache...

.travis.yml

@@ -5,6 +5,7 @@ sudo: true
 os:
 - linux
 - osx
+- windows
 
 rust:
   - stable
@@ -26,3 +27,6 @@ script:
   - cargo test
 
 cache: cargo
+before_cache:
+  - rm -rfv target/
+  

librocksdb-sys/Cargo.toml

@@ -20,6 +20,7 @@ libc = "0.2"
 
 [dev-dependencies]
 const-cstr = "0.2"
+uuid = { version = "0.7", features = ["v4"] }
 
 [build-dependencies]
 cc = { version = "^1.0", features = ["parallel"] }

librocksdb-sys/build.rs

@@ -83,8 +83,9 @@ fn build_rocksdb() {
         config.define("ROCKSDB_LIB_IO_POSIX", Some("1"));
     }
 
-    if cfg!(windows) {
+    if cfg!(target_os = "windows") {
         link("rpcrt4", false);
+        link("shlwapi", false);
         config.define("OS_WIN", Some("1"));
 
         // Remove POSIX-specific sources

librocksdb-sys/tests/ffi.rs

@@ -21,6 +21,7 @@
 extern crate const_cstr;
 extern crate libc;
 extern crate librocksdb_sys as ffi;
+extern crate uuid;
 
 use ::ffi::*;
 use ::libc::*;
@@ -33,6 +34,7 @@ use ::std::path::PathBuf;
 use ::std::ptr;
 use ::std::slice;
 use ::std::str;
+use ::uuid::Uuid;
 
 macro_rules! err_println {
     ($($arg:tt)*) => (writeln!(&mut ::std::io::stderr(), $($arg)*).expect("failed printing to stderr"));
@@ -392,15 +394,17 @@ fn ffi() {
         let mut err: *mut c_char = ptr::null_mut();
         let run: c_int = -1;
 
+        let test_uuid = Uuid::new_v4().to_simple();
+
         let dbname = {
             let mut dir = GetTempDir();
-            dir.push(format!("rocksdb_c_test-{}", geteuid()));
+            dir.push(format!("rocksdb_c_test-{}", test_uuid));
             let path = dir.to_str().unwrap();
             CString::new(path).unwrap()
         };
         let dbbackupname = {
             let mut dir = GetTempDir();
-            dir.push(format!("rocksdb_c_test-{}-backup", geteuid()));
+            dir.push(format!("rocksdb_c_test-{}-backup", test_uuid));
             let path = dir.to_str().unwrap();
             CString::new(path).unwrap()
         };