When a patch wants to touch a path, if the path exists in the index
but is missing in the working tree, "git apply --index" checks out
the file to the working tree from the index automatically and then
applies the patch.
Split this logic out to a separate helper function.
Signed-off-by: Junio C Hamano <gits...@pobox.com>
---
builtin/apply.c | 20 +++++++++++++-------
1 file changed, 13 insertions(+), 7 deletions(-)
diff --git a/builtin/apply.c b/builtin/apply.c
index 15bcbb0..487e403 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -3034,6 +3034,18 @@ static void prepare_fn_table(struct patch *patch)
}
}
+static int checkout_target(struct cache_entry *ce, struct stat *st)
+{
+ struct checkout costate;
+
+ memset(&costate, 0, sizeof(costate));
+ costate.base_dir = "";
+ costate.refresh_cache = 1;
+ if (checkout_entry(ce, &costate, NULL) || lstat(ce->name, st))
+ return error(_("cannot checkout %s"), ce->name);
+ return 0;
+}
+
static int apply_data(struct patch *patch, struct stat *st, struct cache_entry
*ce)
{
struct strbuf buf = STRBUF_INIT;
@@ -3163,13 +3175,7 @@ static int check_preimage(struct patch *patch, struct
cache_entry **ce, struct s
}
*ce = active_cache[pos];
if (stat_ret < 0) {
- struct checkout costate;
- /* checkout */
- memset(&costate, 0, sizeof(costate));
- costate.base_dir = "";
- costate.refresh_cache = 1;
- if (checkout_entry(*ce, &costate, NULL) ||
- lstat(old_name, st))
+ if (checkout_target(*ce, st))
return -1;
}
if (!cached && verify_index_match(*ce, st))
--
1.7.11.1.294.g68a9409
--
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