unpack-trees: handle lstat failure for existing directory

diff --git a/sha1_name.c b/sha1_name.c
index 4af94fa59806c570c177a68139b54d46772d68a5..3e856b80369c289a3d9399d60ec3be22bbbc6788 100644 (file)
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -342,7 +342,7 @@ static int get_sha1_1(const char *name, int len, unsigned char *sha1);
 
 static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
 {
-       static const char *warning = "warning: refname '%.*s' is ambiguous.\n";
+       static const char *warn_msg = "refname '%.*s' is ambiguous.";
        char *real_ref = NULL;
        int refs_found = 0;
        int at, reflog_len;
@@ -390,7 +390,7 @@ static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
                return -1;
 
        if (warn_ambiguous_refs && refs_found > 1)
-               fprintf(stderr, warning, len, str);
+               warning(warn_msg, len, str);
 
        if (reflog_len) {
                int nth, i;
@@ -426,14 +426,14 @@ static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
                if (read_ref_at(real_ref, at_time, nth, sha1, NULL,
                                &co_time, &co_tz, &co_cnt)) {
                        if (at_time)
-                               fprintf(stderr,
-                                       "warning: Log for '%.*s' only goes "
-                                       "back to %s.\n", len, str,
+                               warning("Log for '%.*s' only goes "
+                                       "back to %s.", len, str,
                                        show_date(co_time, co_tz, DATE_RFC2822));
-                       else
-                               fprintf(stderr,
-                                       "warning: Log for '%.*s' only has "
-                                       "%d entries.\n", len, str, co_cnt);
+                       else {
+                               free(real_ref);
+                               die("Log for '%.*s' only has %d entries.",
+                                   len, str, co_cnt);
+                       }
                }
        }
 
@@ -1062,12 +1062,14 @@ int get_sha1_with_context_1(const char *name, unsigned char *sha1,
        /* sha1:path --> object name of path in ent sha1
         * :path -> object name of path in index
         * :[0-3]:path -> object name of path in index at stage
+        * :/foo -> recent commit matching foo
         */
        if (name[0] == ':') {
                int stage = 0;
                struct cache_entry *ce;
                int pos;
                if (namelen > 2 && name[1] == '/')
+                       /* don't need mode for commit */
                        return get_sha1_oneline(name + 2, sha1);
                if (namelen < 3 ||
                    name[2] != ':' ||
@@ -1095,6 +1097,7 @@ int get_sha1_with_context_1(const char *name, unsigned char *sha1,
                                break;
                        if (ce_stage(ce) == stage) {
                                hashcpy(sha1, ce->sha1);
+                               oc->mode = ce->ce_mode;
                                return 0;
                        }
                        pos++;