From a7fb568aff4887337c075aaaec437e49a1a382e2 Mon Sep 17 00:00:00 2001
From: Lea Anthony <lea.anthony@gmail.com>
Date: Mon, 26 Feb 2024 21:39:01 +1100
Subject: [PATCH] Fix signal handlers

---
 v3/pkg/application/application_linux.go |  2 +
 v3/pkg/application/linux_cgo.go         | 59 +++++++++++++++++++++++++
 2 files changed, 61 insertions(+)

diff --git a/v3/pkg/application/application_linux.go b/v3/pkg/application/application_linux.go
index 3029b96fb..90c130b77 100644
--- a/v3/pkg/application/application_linux.go
+++ b/v3/pkg/application/application_linux.go
@@ -176,6 +176,8 @@ func (a *linuxApp) monitorThemeChanges() {
 }
 
 func newPlatformApp(parent *App) *linuxApp {
+
+	C.install_signal_handlers()
 	name := strings.ToLower(strings.Replace(parent.options.Name, " ", "", -1))
 	if name == "" {
 		name = "undefined"
diff --git a/v3/pkg/application/linux_cgo.go b/v3/pkg/application/linux_cgo.go
index 2c4650764..ace51e28d 100644
--- a/v3/pkg/application/linux_cgo.go
+++ b/v3/pkg/application/linux_cgo.go
@@ -145,6 +145,65 @@ typedef struct Screen {
 	bool isPrimary;
 } Screen;
 
+// CREDIT: https://github.com/rainycape/magick
+#include <errno.h>
+#include <signal.h>
+#include <stdio.h>
+#include <string.h>
+
+static void fix_signal(int signum) {
+    struct sigaction st;
+
+    if (sigaction(signum, NULL, &st) < 0) {
+        goto fix_signal_error;
+    }
+    st.sa_flags |= SA_ONSTACK;
+    if (sigaction(signum, &st,  NULL) < 0) {
+        goto fix_signal_error;
+    }
+    return;
+fix_signal_error:
+        fprintf(stderr, "error fixing handler for signal %d, please "
+                "report this issue to "
+                "https://github.com/wailsapp/wails: %s\n",
+                signum, strerror(errno));
+}
+
+static void install_signal_handlers() {
+	#if defined(SIGCHLD)
+		fix_signal(SIGCHLD);
+	#endif
+	#if defined(SIGHUP)
+		fix_signal(SIGHUP);
+	#endif
+	#if defined(SIGINT)
+		fix_signal(SIGINT);
+	#endif
+	#if defined(SIGQUIT)
+		fix_signal(SIGQUIT);
+	#endif
+	#if defined(SIGABRT)
+		fix_signal(SIGABRT);
+	#endif
+	#if defined(SIGFPE)
+		fix_signal(SIGFPE);
+	#endif
+	#if defined(SIGTERM)
+		fix_signal(SIGTERM);
+	#endif
+	#if defined(SIGBUS)
+		fix_signal(SIGBUS);
+	#endif
+	#if defined(SIGSEGV)
+		fix_signal(SIGSEGV);
+	#endif
+	#if defined(SIGXCPU)
+		fix_signal(SIGXCPU);
+	#endif
+	#if defined(SIGXFSZ)
+		fix_signal(SIGXFSZ);
+	#endif
+}
 
 static int GetNumScreens(){
     return 0;