fsmonitor: demonstrate that it is not refreshed after discard_index()

diff --git a/oidmap.c b/oidmap.c
index 6db4fffcdb272d2227c8a7779a19597dc6102971..b0841a0f5870bafdcaf3482ed725e43ddaf5d461 100644 (file)
--- a/oidmap.c
+++ b/oidmap.c
@@ -1,14 +1,14 @@
 #include "cache.h"
 #include "oidmap.h"
 
-static int cmpfn(const void *hashmap_cmp_fn_data,
-                const void *entry, const void *entry_or_key,
-                const void *keydata)
+static int oidmap_neq(const void *hashmap_cmp_fn_data,
+                     const void *entry, const void *entry_or_key,
+                     const void *keydata)
 {
        const struct oidmap_entry *entry_ = entry;
        if (keydata)
-               return oidcmp(&entry_->oid, (const struct object_id *) keydata);
-       return oidcmp(&entry_->oid,
+               return !oideq(&entry_->oid, (const struct object_id *) keydata);
+       return !oideq(&entry_->oid,
                      &((const struct oidmap_entry *) entry_or_key)->oid);
 }
 
@@ -21,7 +21,7 @@ static int hash(const struct object_id *oid)
 
 void oidmap_init(struct oidmap *map, size_t initial_size)
 {
-       hashmap_init(&map->map, cmpfn, NULL, initial_size);
+       hashmap_init(&map->map, oidmap_neq, NULL, initial_size);
 }
 
 void oidmap_free(struct oidmap *map, int free_entries)
@@ -33,12 +33,19 @@ void oidmap_free(struct oidmap *map, int free_entries)
 
 void *oidmap_get(const struct oidmap *map, const struct object_id *key)
 {
+       if (!map->map.cmpfn)
+               return NULL;
+
        return hashmap_get_from_hash(&map->map, hash(key), key);
 }
 
 void *oidmap_remove(struct oidmap *map, const struct object_id *key)
 {
        struct hashmap_entry entry;
+
+       if (!map->map.cmpfn)
+               oidmap_init(map, 0);
+
        hashmap_entry_init(&entry, hash(key));
        return hashmap_remove(&map->map, &entry, key);
 }
@@ -46,6 +53,10 @@ void *oidmap_remove(struct oidmap *map, const struct object_id *key)
 void *oidmap_put(struct oidmap *map, void *entry)
 {
        struct oidmap_entry *to_put = entry;
+
+       if (!map->map.cmpfn)
+               oidmap_init(map, 0);
+
        hashmap_entry_init(&to_put->internal_entry, hash(&to_put->oid));
        return hashmap_put(&map->map, to_put);
 }