Optimize symlink/directory detection

[thirdparty/git.git] / unpack-trees.c

diff --git a/unpack-trees.c b/unpack-trees.c
index feae846226237fce9b4ff4a4810a9961637a4ca5..1ab28fda45be940b300b504ae029f3fba2c28fa9 100644 (file)
--- a/unpack-trees.c
+++ b/unpack-trees.c
@@ -26,11 +26,12 @@ static void add_entry(struct unpack_trees_options *o, struct cache_entry *ce,
  * directories, in case this unlink is the removal of the
  * last entry in the directory -- empty directories are removed.
  */
-static void unlink_entry(char *name, char *last_symlink)
+static void unlink_entry(struct cache_entry *ce)
 {
        char *cp, *prev;
+       char *name = ce->name;
 
-       if (has_symlink_leading_path(name, last_symlink))
+       if (has_symlink_leading_path(ce_namelen(ce), ce->name))
                return;
        if (unlink(name))
                return;
@@ -58,7 +59,6 @@ static int check_updates(struct unpack_trees_options *o)
 {
        unsigned cnt = 0, total = 0;
        struct progress *progress = NULL;
-       char last_symlink[PATH_MAX];
        struct index_state *index = &o->result;
        int i;
        int errs = 0;
@@ -75,14 +75,13 @@ static int check_updates(struct unpack_trees_options *o)
                cnt = 0;
        }
 
-       *last_symlink = '\0';
        for (i = 0; i < index->cache_nr; i++) {
                struct cache_entry *ce = index->cache[i];
 
                if (ce->ce_flags & CE_REMOVE) {
                        display_progress(progress, ++cnt);
                        if (o->update)
-                               unlink_entry(ce->name, last_symlink);
+                               unlink_entry(ce);
                        remove_index_entry_at(&o->result, i);
                        i--;
                        continue;
@@ -97,7 +96,6 @@ static int check_updates(struct unpack_trees_options *o)
                        ce->ce_flags &= ~CE_UPDATE;
                        if (o->update) {
                                errs |= checkout_entry(ce, &state, NULL);
-                               *last_symlink = '\0';
                        }
                }
        }
@@ -553,7 +551,7 @@ static int verify_absent(struct cache_entry *ce, const char *action,
        if (o->index_only || o->reset || !o->update)
                return 0;
 
-       if (has_symlink_leading_path(ce->name, NULL))
+       if (has_symlink_leading_path(ce_namelen(ce), ce->name))
                return 0;
 
        if (!lstat(ce->name, &st)) {