file_scan: check_file: fix uuid's comparaison for xfs

Signed-off-by: Alexandre Bruyelles <[email protected]>

file_scan.c

@@ -384,9 +384,12 @@ bool check_file(struct dbhandle *db, char *path, struct stat *st, bool parent_ch
 		if (ret)
 			return false;
 
-		if (!uuid_compare(uuid, locked_fs.uuid)) {
-			fprintf(stderr, "%s lives on fs %s will we are locked on fs %s\n",
-				path, uuid, locked_fs.uuid);
+		if (uuid_compare(uuid, locked_fs.uuid) != 0) {
+			fprintf(stderr, "%s lives on fs ", path);
+			debug_print_uuid(stderr, uuid);
+			fprintf(stderr, " will we are locked on fs ");
+			debug_print_uuid(stderr, locked_fs.uuid);
+			fprintf(stderr, ".\n");
 			return false;
 		}
 

util.c

@@ -332,3 +332,10 @@ int increase_limits(void) {
 		(unsigned long long)new_r.rlim_cur);
 	return 0;
 }
+
+void debug_print_uuid(FILE *stream, uuid_t uuid)
+{
+	char buf[37];
+	uuid_unparse(uuid, buf);
+	fprintf(stream, buf);
+}

util.h

@@ -23,6 +23,7 @@
 #include <stdint.h>
 #include <sys/time.h>
 #include <unistd.h>
+#include <uuid/uuid.h>
 
 /* controlled by user options, turns pretty print on if true. */
 extern int human_readable;
@@ -77,4 +78,6 @@ static inline void closefd(int *fd)
 		close(*fd);
 }
 
+void debug_print_uuid(FILE *stream, uuid_t uuid);
+
 #endif	/* __UTIL_H__ */