CrashReporter: fix deadlocks by making it mostly async-signal-safe (#5771)

`CrashReporter::createAndSaveCrash()` is not async-signal-safe,
resulting in random deadlocks/double-crashes during Hyprland crashes.
This changes the function to be (mostly) async-signal-safe.

2 files changed, 12 insertions, 0 deletions

diff --git a/src/plugins/PluginSystem.cpp b/src/plugins/PluginSystem.cpp
index d813a32e..46f50469 100644
--- a/src/plugins/PluginSystem.cpp
+++ b/src/plugins/PluginSystem.cpp
@@ -194,3 +194,13 @@ std::vector<CPlugin*> CPluginSystem::getAllPlugins() {
         results[i] = m_vLoadedPlugins[i].get();
     return results;
 }
+
+size_t CPluginSystem::pluginCount() {
+    return m_vLoadedPlugins.size();
+}
+
+void CPluginSystem::sig_getPlugins(CPlugin** data, size_t len) {
+    for (size_t i = 0; i < std::min(m_vLoadedPlugins.size(), len); i++) {
+        data[i] = m_vLoadedPlugins[i].get();
+    }
+}
diff --git a/src/plugins/PluginSystem.hpp b/src/plugins/PluginSystem.hpp
index 944434fa..a442c31c 100644
--- a/src/plugins/PluginSystem.hpp
+++ b/src/plugins/PluginSystem.hpp
@@ -37,6 +37,8 @@ class CPluginSystem {
     CPlugin*                 getPluginByPath(const std::string& path);
     CPlugin*                 getPluginByHandle(HANDLE handle);
     std::vector<CPlugin*>    getAllPlugins();
+    size_t                   pluginCount();
+    void                     sig_getPlugins(CPlugin** data, size_t len);
 
     bool                     m_bAllowConfigVars = false;
     std::string              m_szLastError      = "";