From 8ee13bdb05437190739b61d0fef8eaab8ad4ae1c Mon Sep 17 00:00:00 2001
From: Werner Almesberger <werner@almesberger.net>
Date: Wed, 11 Jul 2012 23:11:08 -0300
Subject: [PATCH] gencat/libs.[ch]: keep back pointer to lib in "struct file"

---
 gencat/libs.c | 3 ++-
 gencat/libs.h | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/gencat/libs.c b/gencat/libs.c
index a9b212f..00bd21f 100644
--- a/gencat/libs.c
+++ b/gencat/libs.c
@@ -70,7 +70,8 @@ void add_lib(struct lib *lib, const char *path)
 	file = alloc_type(struct file);
 	file->path = stralloc(path);
 	file->entries = NULL;
-        file->next = lib->files;
+	file->lib = lib;
+	file->next = lib->files;
 	lib->files = file;
 
 	lib->add_lib(lib, path);
diff --git a/gencat/libs.h b/gencat/libs.h
index 4fbe93c..d5d089b 100644
--- a/gencat/libs.h
+++ b/gencat/libs.h
@@ -27,6 +27,7 @@ struct entry {
 struct file {
 	const char *path;
 	struct entry *entries;
+	const struct lib *lib;
 	struct file *next;
 };