run via execpve

Cargo.lock

@@ -135,6 +135,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "cfg_aliases"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
+
 [[package]]
 name = "clap"
 version = "3.2.25"
@@ -891,6 +897,18 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
 
+[[package]]
+name = "nix"
+version = "0.30.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "537bc3c4a347b87fd52ac6c03a02ab1302962cfd93373c5d7a112cdc337854cc"
+dependencies = [
+ "bitflags 2.9.0",
+ "cfg-if",
+ "cfg_aliases",
+ "libc",
+]
+
 [[package]]
 name = "nom"
 version = "1.2.4"
@@ -1480,6 +1498,7 @@ dependencies = [
  "libc",
  "log",
  "meval",
+ "nix",
  "rayon",
  "regex",
  "serde",

Cargo.toml

@@ -46,3 +46,4 @@ which = "7.0.3"
 meval = "0.2.0"
 tree_magic_mini = "3.1.6"
 rayon = "1.10.0"
+nix = { version = "0.30.0", features = ["process"] }

src/lib/gui.rs

@@ -960,7 +960,7 @@ fn percent_or_absolute(value: &str, base_value: i32) -> Option<i32> {
 pub fn sort_menu_items_alphabetically_honor_initial_score<T: Clone>(items: &mut [MenuItem<T>]) {
     let special_score = items.len() as f64;
     let mut regular_score = 0.0;
-    items.sort_by(|l, r| l.label.cmp(&r.label));
+    items.sort_by(|l, r| r.label.cmp(&l.label));
 
     for item in items.iter_mut() {
         if item.initial_sort_score == 0.0 {

src/lib/mode.rs

@@ -11,6 +11,7 @@ use std::io::Read;
 use std::path::{Path, PathBuf};
 use std::time::Instant;
 use std::{env, fs, io};
+use std::ffi::CString;
 
 #[derive(Debug, Deserialize, Serialize, Clone)]
 struct DRunCache {
@@ -532,7 +533,7 @@ impl ItemProvider<String> for DMenuProvider {
         (false, self.items.clone())
     }
 
-    fn get_sub_elements(&mut self, _: &MenuItem<String>) -> (bool, std::option::Option<Vec<gui::MenuItem<std::string::String>>>) {
+    fn get_sub_elements(&mut self, _: &MenuItem<String>) -> (bool, Option<Vec<gui::MenuItem<std::string::String>>>) {
         (false, None)
     }
 }
@@ -822,7 +823,12 @@ fn update_run_cache_and_run<T: Clone>(
     }
 
     if let Some(action) = selection_result.action {
-        spawn_fork(&action, selection_result.working_dir.as_ref())
+        let program = CString::new(action).unwrap();
+        let args = [program.clone()];
+
+        // This replaces the current process image
+        nix::unistd::execvp(&program, &args).map_err(|e| Error::RunFailed(e.to_string()))?;
+        Ok(())
     } else {
         Err(Error::MissingAction)
     }