media-libs/libv4l/files/libv4l-1.22.1-remove-glob.patch

The sandbox does not allow globbing a directory to find plugin shared
library. This patch reverts the glob code and uses a list of full
plugins' names (just like libv4l used to do it, before it switched to
glob()).
---
 lib/libv4l2/v4l2-plugin.c | 24 ++++++++----------------
 1 file changed, 8 insertions(+), 16 deletions(-)

diff --git a/lib/libv4l2/v4l2-plugin.c b/lib/libv4l2/v4l2-plugin.c
index e2356cb6..72c9d205 100644
--- a/lib/libv4l2/v4l2-plugin.c
+++ b/lib/libv4l2/v4l2-plugin.c
@@ -46,33 +46,27 @@
    and if it was not then v4l2_* functions proceed with their usual behavior.
 */
 
-#define PLUGINS_PATTERN LIBV4L2_PLUGIN_DIR "/*.so"
+static const char *plugin_names[] = {
+  LIBV4L2_PLUGIN_DIR "/libv4l-encplugin.so"
+};
 
 void v4l2_plugin_init(int fd, void **plugin_lib_ret, void **plugin_priv_ret,
 		      const struct libv4l_dev_ops **dev_ops_ret)
 {
 	char *error;
-	int glob_ret, i;
+	int i;
 	void *plugin_library = NULL;
 	const struct libv4l_dev_ops *libv4l2_plugin = NULL;
-	glob_t globbuf;
+	int num_plugins = sizeof(plugin_names) / sizeof(char *);
 
 	*dev_ops_ret = v4lconvert_get_default_dev_ops();
 	*plugin_lib_ret = NULL;
 	*plugin_priv_ret = NULL;
 
-	glob_ret = glob(PLUGINS_PATTERN, 0, NULL, &globbuf);
+	for (i = 0; i < num_plugins; i++) {
+		V4L2_LOG("PLUGIN: dlopen(%s);\n", plugin_names[i]);
 
-	if (glob_ret == GLOB_NOSPACE)
-		return;
-
-	if (glob_ret == GLOB_ABORTED || glob_ret == GLOB_NOMATCH)
-		goto leave;
-
-	for (i = 0; i < globbuf.gl_pathc; i++) {
-		V4L2_LOG("PLUGIN: dlopen(%s);\n", globbuf.gl_pathv[i]);
-
-		plugin_library = dlopen(globbuf.gl_pathv[i], RTLD_LAZY);
+		plugin_library = dlopen(plugin_names[i], RTLD_LAZY);
 		if (!plugin_library)
 			continue;
 
@@ -105,9 +99,6 @@
 		*dev_ops_ret = libv4l2_plugin;
 		break;
 	}
-
-leave:
-	globfree(&globbuf);
 }
 
 void v4l2_plugin_cleanup(void *plugin_lib, void *plugin_priv,