last_modified.patch

From c351c931f274e973555dc16274493ec29ef8b695 Mon Sep 17 00:00:00 2001
From: Matthieu CHARETTE <matthieu.charette@gmail.com>
Date: Fri, 29 Sep 2023 23:09:31 +0200
Subject: [PATCH] Add support for OSTree's lack of mtime

See https://github.com/NationalSecurityAgency/ghidra/pull/4107
---
 .../src/main/java/generic/jar/ResourceFile.java        | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Ghidra/Framework/Utility/src/main/java/generic/jar/ResourceFile.java b/Ghidra/Framework/Utility/src/main/java/generic/jar/ResourceFile.java
index 022b16c7a5ee..7e514f4158f9 100644
--- a/Ghidra/Framework/Utility/src/main/java/generic/jar/ResourceFile.java
+++ b/Ghidra/Framework/Utility/src/main/java/generic/jar/ResourceFile.java
@@ -33,6 +33,7 @@ public class ResourceFile implements Comparable<ResourceFile> {
 	private static final String JAR_FILE_PREFIX = "jar:file:";
 	private Resource resource;
 	private static Map<String, JarResource> jarRootsMap = new HashMap<>();
+	private long lastModifiedTime;
 
 	/**
 	 * Construct a ResourceFile that represents a normal file in the file system.
@@ -185,7 +186,14 @@ public class ResourceFile implements Comparable<ResourceFile> {
 	 * @return the time that this file was last modified.
 	 */
 	public long lastModified() {
-		return resource.lastModified();
+		long modTime = resource.lastModified();
+		if (modTime == 0) {
+			if (lastModifiedTime == 0) {
+				lastModifiedTime = System.currentTimeMillis();
+			}
+			modTime = lastModifiedTime;
+		}
+		return modTime;
 	}
 
 	/**
-- 
2.41.0