From d55742d6d7725fa190df0caf3c1cbe60b7b481aa Mon Sep 17 00:00:00 2001
From: Dillon Nys <24740863+dnys1@users.noreply.github.com>
Date: Wed, 10 Aug 2022 09:43:28 -0700
Subject: [PATCH] chore: Lookup library in system path (#75)

---
 lib/src/util.dart | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/lib/src/util.dart b/lib/src/util.dart
index 8ce2caf..368f84c 100644
--- a/lib/src/util.dart
+++ b/lib/src/util.dart
@@ -53,6 +53,18 @@ String? _resolveLibPath(String name) {
   libPath = path.join(path.dirname(Platform.resolvedExecutable), 'lib', name);
   if (_doesFileExist(libPath)) return libPath;
 
+  // If lib is installed in system dir.
+  if (Platform.isMacOS || Platform.isLinux) {
+    final paths = [
+      '/usr/local/lib/libgit2.$libgit2Version.dylib',
+      '/usr/local/lib/libgit2.so.$libgit2Version',
+      '/usr/lib64/libgit2.so.$libgit2Version'
+    ];
+    for (final path in paths) {
+      if (_doesFileExist(path)) return path;
+    }
+  }
+
   String checkCache(PubCache pubCache) {
     final pubCacheDir =
         pubCache.getLatestVersion('libgit2dart')!.resolve()!.location;