Using fork() on Ctrl+Enter (#133)

l4l · Oct 24, 2022 · e71aa55 · e71aa55
1 parent 8038f87
commit e71aa55
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Showing 3 changed files with 21 additions and 1 deletion.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Unreleased changes
 
+## Features
+
+- Launch multiple apps from one yofi launch based on fork (#24).
+
 ## Changes
 
 - Dropped support for font-kit backend.

diff --git a/src/mode.rs b/src/mode.rs
@@ -71,6 +71,17 @@ impl Mode {
         Self::Dialog(dialog::DialogMode::new())
     }
 
+    pub fn fork_eval(&mut self, info: EvalInfo<'_>) {
+        match unsafe { nix::unistd::fork() } {
+            Ok(v) => {
+                if v.is_child() {
+                    self.eval(info);
+                }
+            }
+            Err(e) => log::error!("fork() error: {}", e),
+        }
+    }
+
     delegate!(pub fn eval(&mut self, info: EvalInfo<'_>) -> std::convert::Infallible);
     delegate!(pub fn entries_len(&self) -> usize);
     delegate!(pub fn subentries_len(&self, idx: usize) -> usize);

diff --git a/src/state.rs b/src/state.rs
@@ -177,14 +177,19 @@ impl State {
             }
             KeyPress {
                 keysym: keysyms::XKB_KEY_Return,
+                ctrl,
                 ..
             } => {
                 let info = EvalInfo {
                     index: self.filtered_lines.index(self.selected_item),
                     subindex: self.selected_subitem,
                     input_value: self.input_buffer.parsed_input(),
                 };
-                self.inner.eval(info);
+                if ctrl {
+                    self.inner.fork_eval(info);
+                } else {
+                    self.inner.eval(info);
+                }
             }
             KeyPress {
                 keysym: keysyms::XKB_KEY_bracketright,