added boost version check

build.rs

@@ -73,11 +73,15 @@ fn env_or_default(name: &str, defaults: &HashMap<String, String>) -> String {
     }
 }
 
-fn write_cpp_conf_pri(path: &Path) -> Result<(), Box<dyn Error>> {
+fn write_cpp_conf_pri(path: &Path, boost_include_path: &str) -> Result<(), Box<dyn Error>> {
     let mut f = fs::File::create(path)?;
 
     writeln!(&mut f)?;
-    writeln!(&mut f, "INCLUDEPATH = /usr/local/include")?;
+    println!(
+        "======= boost_include_path : {} =======",
+        boost_include_path
+    );
+    writeln!(&mut f, "INCLUDEPATH += /usr/local/include")?;
 
     Ok(())
 }
@@ -101,6 +105,38 @@ fn write_postbuild_conf_pri(
     Ok(())
 }
 
+fn check_boost_version() -> Result<bool, Box<dyn Error>> {
+    let output = Command::new("bash")
+    .args(["-c", "grep \"BOOST_LIB_VERSION\" $(find /usr/local/Cellar/boost/ /usr/include /usr/local/include -name 'version.hpp' 2> /dev/null | grep 'boost/version.hpp') | grep -v \"//\" | cut -d '\"' -f2 | sed 's/_/./g'"])
+    .output()?;
+
+    let version_str = String::from_utf8(output.stdout)?.trim().to_string();
+    let version_parts: Vec<&str> = version_str.split('.').collect();
+
+    if version_parts.len() < 2 {
+        return Ok(false);
+    }
+
+    let major_version = version_parts[0].parse::<i32>()?;
+    let minor_version = version_parts[1].parse::<i32>()?;
+
+    Ok(major_version > 1 || (major_version == 1 && minor_version >= 71))
+}
+
+fn find_boost_include_path() -> Option<String> {
+    let possible_paths = vec!["/usr/local/include", "/usr/include"];
+    let boost_header = "boost/signals2.hpp";
+
+    for path in possible_paths {
+        let full_path = Path::new(path).join(boost_header);
+        if full_path.exists() {
+            return Some(path.to_string());
+        }
+    }
+
+    None
+}
+
 fn main() -> Result<(), Box<dyn Error>> {
     let qt_host_bins = {
         let pkg = "Qt5Core";
@@ -170,7 +206,19 @@ fn main() -> Result<(), Box<dyn Error>> {
         fs::create_dir_all(cpp_out_dir.join(dir))?;
     }
 
-    write_cpp_conf_pri(&cpp_out_dir.join("conf.pri"))?;
+    let mut boost_include_path = String::new();
+    match check_boost_version() {
+        Ok(true) => {
+            boost_include_path = find_boost_include_path().ok_or("Boost include path not found")?;
+        }
+        Ok(false) => {
+            return Err("Boost version is not sufficient.".to_string().into());
+        }
+        Err(_) => {
+            return Err("Error checking Boost version.".to_string().into());
+        }
+    }
+    write_cpp_conf_pri(&cpp_out_dir.join("conf.pri"), &boost_include_path)?;
 
     write_postbuild_conf_pri(
         &Path::new("postbuild").join("conf.pri"),