From bb9ca73db10b1e48c62533a0be83b9815d4d5c16 Mon Sep 17 00:00:00 2001
From: Guiling Qiyu <114603828+GuilingQiyu@users.noreply.github.com>
Date: Thu, 14 Aug 2025 18:06:42 +0800
Subject: [PATCH] Packages (Linux): fixes Linglong detection on Debian (#1899)

Fixes #1898
---
 src/detection/packages/packages_linux.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/detection/packages/packages_linux.c b/src/detection/packages/packages_linux.c
index 2fb000300..04bf4935b 100644
--- a/src/detection/packages/packages_linux.c
+++ b/src/detection/packages/packages_linux.c
@@ -446,7 +446,12 @@ static void getPackageCounts(FFstrbuf* baseDir, FFPackagesResult* packageCounts,
     {
       packageCounts->guixSystem += getGuixPackages(baseDir, "/run/current-system/profile");
     }
-    if (!(options->disabled & FF_PACKAGES_FLAG_LINGLONG_BIT)) packageCounts->linglong += getNumElements(baseDir, "/var/lib/linglong/repo/refs/heads/main", true);
+    if (!(options->disabled & FF_PACKAGES_FLAG_LINGLONG_BIT))
+    {
+        packageCounts->linglong += getNumElements(baseDir, "/var/lib/linglong/repo/refs/heads/main", true);
+        if (packageCounts->linglong == 0)
+            packageCounts->linglong += getNumElements(baseDir, "/var/lib/linglong/repo/refs/remotes/stable/main", true);
+    }
     if (!(options->disabled & FF_PACKAGES_FLAG_PACSTALL_BIT)) packageCounts->pacstall += getNumElements(baseDir, "/var/lib/pacstall/metadata", false);
     if (!(options->disabled & FF_PACKAGES_FLAG_PISI_BIT)) packageCounts->pisi += getNumElements(baseDir, "/var/lib/pisi/package", true);
     if (!(options->disabled & FF_PACKAGES_FLAG_PKGSRC_BIT)) packageCounts->pkgsrc += getNumElements(baseDir, "/usr/pkg/pkgdb", DT_DIR);