Fix relative build.target-dir configuration

Closes rust-lang#2700
alexcrichton · May 16, 2016 · dcd8b41 · dcd8b41
1 parent 8bdec5e
commit dcd8b41
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diff --git a/src/cargo/util/config.rs b/src/cargo/util/config.rs
@@ -366,7 +366,8 @@ impl Config {
         if let Some(dir) = env::var_os("CARGO_TARGET_DIR") {
             *self.target_dir.borrow_mut() = Some(Filesystem::new(self.cwd.join(dir)));
         } else if let Some(val) = try!(self.get_path("build.target-dir")) {
-            *self.target_dir.borrow_mut() = Some(Filesystem::new(val.val));
+            let val = self.cwd.join(val.val);
+            *self.target_dir.borrow_mut() = Some(Filesystem::new(val));
         }
         Ok(())
     }

diff --git a/tests/test_cargo_compile_custom_build.rs b/tests/test_cargo_compile_custom_build.rs
@@ -1892,3 +1892,33 @@ test!(non_utf8_output {
     assert_that(p.cargo_process("build").arg("-v"),
                 execs().with_status(0));
 });
+
+test!(custom_target_dir {
+    let p = project("foo")
+        .file("Cargo.toml", r#"
+            [project]
+            name = "foo"
+            version = "0.5.0"
+            authors = []
+
+            [dependencies]
+            a = { path = "a" }
+        "#)
+        .file("src/lib.rs", "")
+        .file(".cargo/config", r#"
+            [build]
+            target-dir = 'test'
+        "#)
+        .file("a/Cargo.toml", r#"
+            [project]
+            name = "a"
+            version = "0.5.0"
+            authors = []
+            build = "build.rs"
+        "#)
+        .file("a/build.rs", "fn main() {}")
+        .file("a/src/lib.rs", "");
+
+    assert_that(p.cargo_process("build").arg("-v"),
+                execs().with_status(0));
+});