From 81a55e77afa4e8f7c28c04a6a8f6ac69eca9f1f9 Mon Sep 17 00:00:00 2001
From: Laurenz <git@laure.nz>
Date: Fri, 23 Sep 2022 20:02:45 +0200
Subject: [PATCH] Preserve timestamps when extracting the squashfs

Backport of https://github.com/AppImage/AppImageKit/pull/1216
---
 src/runtime/runtime.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/runtime/runtime.c b/src/runtime/runtime.c
index 0f4cb9c..20eb972 100644
--- a/src/runtime/runtime.c
+++ b/src/runtime/runtime.c
@@ -764,6 +764,11 @@ bool extract_appimage(const char* const appimage_path, const char* const _prefix
                             fwrite(buf, 1, bytes_at_a_time, f);
                             bytes_already_read = bytes_already_read + bytes_at_a_time;
                         }
+                        fflush(f);
+                        int fd = fileno(f);
+                        struct timespec times[] = { st.st_atim, st.st_mtim };
+                        if (futimens(fd, times) != 0)
+                            fprintf(stderr, "futimens: %s\n", strerror(errno));
                         fclose(f);
                         chmod(prefixed_path_to_extract, st.st_mode);
                         if (!rv)