Update our own submodule automatically

alexcrichton · Apr 8, 2016 · b5e4d05 · b5e4d05
1 parent 8fbe14b
commit b5e4d05
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Showing 3 changed files with 6 additions and 2 deletions.
diff --git a/README.md b/README.md
@@ -17,7 +17,7 @@ git2 = "0.3"
 First, you'll need to install _CMake_. Afterwards, just run:
 
 ```sh
-$ git clone --recursive https://github.com/alexcrichton/git2-rs
+$ git clone https://github.com/alexcrichton/git2-rs
 $ cd git2-rs
 $ cargo build
 ```

diff --git a/appveyor.yml b/appveyor.yml
@@ -14,7 +14,6 @@ install:
   - set CARGO_TARGET_DIR=%APPVEYOR_BUILD_FOLDER%\target
   - rustc -V
   - cargo -V
-  - git submodule update --init
 
 build: false
 

diff --git a/libgit2-sys/build.rs b/libgit2-sys/build.rs
@@ -33,6 +33,11 @@ fn main() {
         }
     }
 
+    if !Path::new("libgit2").exists() {
+        let _ = Command::new("git").args(&["submodule", "update", "--init"])
+                                   .status();
+    }
+
     let target = env::var("TARGET").unwrap();
     let host = env::var("HOST").unwrap();
     let windows = target.contains("windows");