From fc69b7a79f1535f1b9304ef0d763c9089e772c7b Mon Sep 17 00:00:00 2001
From: Federico Terzi <federicoterzi96@gmail.com>
Date: Thu, 20 May 2021 19:16:17 +0200
Subject: [PATCH] fix(info): fix segmentation fault on macOS

---
 espanso-info/src/cocoa/native.mm | 58 +++++++++++++++++---------------
 1 file changed, 30 insertions(+), 28 deletions(-)

diff --git a/espanso-info/src/cocoa/native.mm b/espanso-info/src/cocoa/native.mm
index 9e6306f..7bf3c77 100644
--- a/espanso-info/src/cocoa/native.mm
+++ b/espanso-info/src/cocoa/native.mm
@@ -23,54 +23,56 @@
 
 int32_t info_get_title(char *buffer, int32_t buffer_size)
 {
-  CFArrayRef windows = CGWindowListCopyWindowInfo(kCGWindowListExcludeDesktopElements | kCGWindowListOptionOnScreenOnly, kCGNullWindowID);
-  int32_t result = 0;
+  @autoreleasepool {
+    CFArrayRef windows = CGWindowListCopyWindowInfo(kCGWindowListExcludeDesktopElements | kCGWindowListOptionOnScreenOnly, kCGNullWindowID);
+    int32_t result = 0;
 
-  if (windows) {
-    for (NSDictionary *window in (NSArray *)windows) {
-      NSNumber *ownerPid = window[(id) kCGWindowOwnerPID];
+    if (windows) {
+      for (NSDictionary *window in (NSArray *)windows) {
+        NSNumber *ownerPid = window[(id) kCGWindowOwnerPID];
 
-      NSRunningApplication *currentApp = [NSRunningApplication runningApplicationWithProcessIdentifier: [ownerPid intValue]];
+        NSRunningApplication *currentApp = [NSRunningApplication runningApplicationWithProcessIdentifier: [ownerPid intValue]];
 
-      if ([currentApp isActive]) {
-        NSString *name = window[(id) kCGWindowName];
-        if (name.length > 0) {
-          const char * title = [name UTF8String];
-          snprintf(buffer, buffer_size, "%s", title);
-          result = 1;
+        if ([currentApp isActive]) {
+          NSString *name = window[(id) kCGWindowName];
+          if (name.length > 0) {
+            const char * title = [name UTF8String];
+            snprintf(buffer, buffer_size, "%s", title);
+            result = 1;
+          }
+          break;
         }
-        break;
       }
-    }
 
-    CFRelease(windows);
+      CFRelease(windows);
+    }
   }
 
-  return result;
+  return 0;
 }
 
 int32_t info_get_exec(char *buffer, int32_t buffer_size)
 {
-  NSRunningApplication *frontApp = [[NSWorkspace sharedWorkspace] frontmostApplication];
-  NSString *bundlePath = [frontApp bundleURL].path;
-  const char * path = [bundlePath UTF8String];
+  @autoreleasepool {
+    NSRunningApplication *frontApp = [[NSWorkspace sharedWorkspace] frontmostApplication];
+    NSString *bundlePath = [frontApp bundleURL].path;
+    const char * path = [bundlePath UTF8String];
 
-  snprintf(buffer, buffer_size, "%s", path);
-
-  [bundlePath release];
+    snprintf(buffer, buffer_size, "%s", path);
+  }
 
   return 1;
 }
 
 int32_t info_get_class(char *buffer, int32_t buffer_size)
 {
-  NSRunningApplication *frontApp = [[NSWorkspace sharedWorkspace] frontmostApplication];
-  NSString *bundleId = frontApp.bundleIdentifier;
-  const char * bundle = [bundleId UTF8String];
+  @autoreleasepool {
+    NSRunningApplication *frontApp = [[NSWorkspace sharedWorkspace] frontmostApplication];
+    NSString *bundleId = frontApp.bundleIdentifier;
+    const char * bundle = [bundleId UTF8String];
 
-  snprintf(buffer, buffer_size, "%s", bundle);
-
-  [bundleId release];
+    snprintf(buffer, buffer_size, "%s", bundle);
+  }
 
   return 1;
 }
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