From 50aacea749028a03e5fbba1b6e403987041d4e18 Mon Sep 17 00:00:00 2001
From: Wim Taymans <wtaymans@redhat.com>
Date: Tue, 7 Apr 2026 09:44:22 +0200
Subject: [PATCH] plugins: allow some absolute paths

Allow abosulte paths as long as they start with one of the search paths.
---
 spa/plugins/filter-graph/plugin_ladspa.c  |  8 ++++++--
 src/modules/module-jack-tunnel/weakjack.h | 18 +++++++++++-------
 2 files changed, 17 insertions(+), 9 deletions(-)

diff --git a/spa/plugins/filter-graph/plugin_ladspa.c b/spa/plugins/filter-graph/plugin_ladspa.c
index 6a43eab24..51167827b 100644
--- a/spa/plugins/filter-graph/plugin_ladspa.c
+++ b/spa/plugins/filter-graph/plugin_ladspa.c
@@ -265,7 +265,11 @@ static int load_ladspa_plugin(struct plugin *impl, const char *path, const char
 		if (len >= sizeof(filename))
 			continue;
 
-		namelen = snprintf(filename, sizeof(filename), "%.*s/%s.so", (int) len, p, path);
+		if (strncmp(path, p, len) == 0)
+			namelen = snprintf(filename, sizeof(filename), "%s", path);
+		else
+			namelen = snprintf(filename, sizeof(filename), "%.*s/%s.so", (int) len, p, path);
+
 		if (namelen < 0 || (size_t) namelen >= sizeof(filename))
 			continue;
 
@@ -340,7 +344,7 @@ impl_init(const struct spa_handle_factory *factory,
 	make_search_paths(&path, &search_dirs);
 
 	if ((res = load_ladspa_plugin(impl, path, search_dirs)) < 0) {
-		spa_log_error(impl->log, "failed to load plugin '%s.so' in '%s': %s",
+		spa_log_error(impl->log, "failed to load plugin '%s' in '%s': %s",
 				path, search_dirs, spa_strerror(res));
 		return res;
 	}
diff --git a/src/modules/module-jack-tunnel/weakjack.h b/src/modules/module-jack-tunnel/weakjack.h
index c35bf44b8..f5c6361ad 100644
--- a/src/modules/module-jack-tunnel/weakjack.h
+++ b/src/modules/module-jack-tunnel/weakjack.h
@@ -170,18 +170,22 @@ static inline int weakjack_load(struct weakjack *jack, const char *lib)
 		search_dirs = PREFIX "/lib64/:" PREFIX "/lib/:"
 			"/usr/lib64/:/usr/lib/:" LIBDIR;
 
+	res = -ENAMETOOLONG;
+
 	while ((p = pw_split_walk(search_dirs, ":", &len, &state))) {
 		int pathlen;
 
-		if (len >= sizeof(path)) {
-			res = -ENAMETOOLONG;
+		if (len >= sizeof(path))
 			continue;
-		}
-		pathlen = snprintf(path, sizeof(path), "%.*s/%s", (int) len, p, lib);
-		if (pathlen < 0 || (size_t) pathlen >= sizeof(path)) {
-			res = -ENAMETOOLONG;
+
+		if (strncmp(lib, p, len) == 0)
+			pathlen = snprintf(path, sizeof(path), "%s", lib);
+		else
+			pathlen = snprintf(path, sizeof(path), "%.*s/%s", (int) len, p, lib);
+
+		if (pathlen < 0 || (size_t) pathlen >= sizeof(path))
 			continue;
-		}
+
 		if ((res = weakjack_load_by_path(jack, path)) == 0)
 			break;
 	}