menuconfig: Assign jump keys per-page instead of globally

At the moment, keys 1-9 are assigned to the first 9 search results. This patch
makes them assigned to the first 9 results per-page instead. We are much less
likely to run out of keys that way.

Signed-off-by: Benjamin Poirier <bpoirier@suse.de>
Signed-off-by: Michal Marek <mmarek@suse.cz>
diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h
index 52f4246..bd2e098 100644
--- a/scripts/kconfig/expr.h
+++ b/scripts/kconfig/expr.h
@@ -12,6 +12,7 @@
 
 #include <assert.h>
 #include <stdio.h>
+#include <sys/queue.h>
 #ifndef __cplusplus
 #include <stdbool.h>
 #endif
@@ -173,6 +174,14 @@
 #define MENU_CHANGED		0x0001
 #define MENU_ROOT		0x0002
 
+struct jump_key {
+	CIRCLEQ_ENTRY(jump_key) entries;
+	size_t offset;
+	struct menu *target;
+	int index;
+};
+CIRCLEQ_HEAD(jk_head, jump_key);
+
 #define JUMP_NB			9
 
 extern struct file *file_list;