From bd65ce1010a78eec38ba9c70d9fc23f85cd087a1 Mon Sep 17 00:00:00 2001
From: Moritz Poldrack <git@moritz.sh>
Date: Fri, 25 Feb 2022 16:03:43 +0100
Subject: [PATCH] add removal of existing sockets

The kept socket after crashes or unclean exits can lead to a unexpected
behaviour. This commit just removes dangling sockets if they exist.
Since the "does not exist" error is the best case scenario error
handling was deemed unnecessary.

Signed-off-by: Moritz Poldrack <git@moritz.sh>
Acked-by: Robin Jarry <robin@jarry.cc>
---
 lib/socket.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/socket.go b/lib/socket.go
index cdf0f73..119ffda 100644
--- a/lib/socket.go
+++ b/lib/socket.go
@@ -7,6 +7,7 @@ import (
 	"log"
 	"net"
 	"net/url"
+	"os"
 	"path"
 	"strings"
 	"sync/atomic"
@@ -23,6 +24,8 @@ type AercServer struct {
 
 func StartServer(logger *log.Logger) (*AercServer, error) {
 	sockpath := path.Join(xdg.RuntimeDir(), "aerc.sock")
+	// remove the socket if it already exists
+	os.Remove(sockpath)
 	l, err := net.Listen("unix", sockpath)
 	if err != nil {
 		return nil, err