From 045113a53e9e4b2c157040a1b53306d7c932c455 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Nguy=E1=BB=85n=20Th=C3=A1i=20Ng=E1=BB=8Dc=20Duy?= Date: Fri, 13 Jun 2014 19:19:38 +0700 Subject: [PATCH] read-cache: save deleted entries in split index MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Entries that belong to the base index should not be freed. Mark CE_REMOVE to track them. Signed-off-by: Nguyễn Thái Ngọc Duy Signed-off-by: Junio C Hamano --- read-cache.c | 14 ++++++++------ split-index.c | 12 ++++++++++++ split-index.h | 1 + 3 files changed, 21 insertions(+), 6 deletions(-) diff --git a/read-cache.c b/read-cache.c index 52a27b30a4..c43758515d 100644 --- a/read-cache.c +++ b/read-cache.c @@ -39,7 +39,7 @@ static struct cache_entry *refresh_cache_entry(struct cache_entry *ce, /* changes that can be kept in $GIT_DIR/index (basically all extensions) */ #define EXTMASK (RESOLVE_UNDO_CHANGED | CACHE_TREE_CHANGED | \ - CE_ENTRY_ADDED) + CE_ENTRY_ADDED | CE_ENTRY_REMOVED) struct index_state the_index; static const char *alternate_index_output; @@ -488,7 +488,7 @@ int remove_index_entry_at(struct index_state *istate, int pos) record_resolve_undo(istate, ce); remove_name_hash(istate, ce); - free(ce); + save_or_free_index_entry(istate, ce); istate->cache_changed |= CE_ENTRY_REMOVED; istate->cache_nr--; if (pos >= istate->cache_nr) @@ -512,7 +512,7 @@ void remove_marked_cache_entries(struct index_state *istate) for (i = j = 0; i < istate->cache_nr; i++) { if (ce_array[i]->ce_flags & CE_REMOVE) { remove_name_hash(istate, ce_array[i]); - free(ce_array[i]); + save_or_free_index_entry(istate, ce_array[i]); } else ce_array[j++] = ce_array[i]; @@ -577,7 +577,9 @@ static int different_name(struct cache_entry *ce, struct cache_entry *alias) * So we use the CE_ADDED flag to verify that the alias was an old * one before we accept it as */ -static struct cache_entry *create_alias_ce(struct cache_entry *ce, struct cache_entry *alias) +static struct cache_entry *create_alias_ce(struct index_state *istate, + struct cache_entry *ce, + struct cache_entry *alias) { int len; struct cache_entry *new; @@ -590,7 +592,7 @@ static struct cache_entry *create_alias_ce(struct cache_entry *ce, struct cache_ new = xcalloc(1, cache_entry_size(len)); memcpy(new->name, alias->name, len); copy_cache_entry(new, ce); - free(ce); + save_or_free_index_entry(istate, ce); return new; } @@ -683,7 +685,7 @@ int add_to_index(struct index_state *istate, const char *path, struct stat *st, set_object_name_for_intent_to_add_entry(ce); if (ignore_case && alias && different_name(ce, alias)) - ce = create_alias_ce(ce, alias); + ce = create_alias_ce(istate, ce, alias); ce->ce_flags |= CE_ADDED; /* It was suspected to be racily clean, but it turns out to be Ok */ diff --git a/split-index.c b/split-index.c index 63b52bb086..2bb5d556f0 100644 --- a/split-index.c +++ b/split-index.c @@ -88,3 +88,15 @@ void discard_split_index(struct index_state *istate) } free(si); } + +void save_or_free_index_entry(struct index_state *istate, struct cache_entry *ce) +{ + if (ce->index && + istate->split_index && + istate->split_index->base && + ce->index <= istate->split_index->base->cache_nr && + ce == istate->split_index->base->cache[ce->index - 1]) + ce->ce_flags |= CE_REMOVE; + else + free(ce); +} diff --git a/split-index.h b/split-index.h index 8d7404117e..5302118298 100644 --- a/split-index.h +++ b/split-index.h @@ -12,6 +12,7 @@ struct split_index { }; struct split_index *init_split_index(struct index_state *istate); +void save_or_free_index_entry(struct index_state *istate, struct cache_entry *ce); int read_link_extension(struct index_state *istate, const void *data, unsigned long sz); int write_link_extension(struct strbuf *sb,