From 6883db3335199666f8291d4d002f2cbff15e22ba Mon Sep 17 00:00:00 2001
From: Yunuuuu <yunyunpp96@outlook.com>
Date: Mon, 15 Apr 2024 21:08:33 +0800
Subject: [PATCH] fix build error for ubuntu: Problem locating local R install
 (#223)

---
 build.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/build.rs b/build.rs
index 9cb38d7e..768c4d56 100644
--- a/build.rs
+++ b/build.rs
@@ -158,7 +158,10 @@ fn byte_array_to_os_string(bytes: &[u8]) -> OsString {
 
 // Execute an R script and return the captured output
 fn r_command<S: AsRef<OsStr>>(r_binary: S, script: &str) -> io::Result<OsString> {
-    let out = Command::new(r_binary).args(["-s", "-e", script]).output()?;
+    // we must use --vanilla, 
+    // 1. user Rprofile may contain message into stdout
+    // 2. prevent R startup message
+    let out = Command::new(r_binary).args(["-s", "--vanilla", "-e", script]).output()?;
 
     // if there are any errors we print them out, helps with debugging
     if !out.stderr.is_empty() {