config: warn on inaccessible files

diff --git a/builtin/update-index.c b/builtin/update-index.c
index 9ffa62a1a0b8abbfbf39aa267a7ab479adc84351..4ce341ceebbe27cc21b0341e4a4339af84af51de 100644 (file)
--- a/builtin/update-index.c
+++ b/builtin/update-index.c
@@ -95,7 +95,8 @@ static int add_one_path(struct cache_entry *old, const char *path, int len, stru
        size = cache_entry_size(len);
        ce = xcalloc(1, size);
        memcpy(ce->name, path, len);
-       ce->ce_flags = len;
+       ce->ce_flags = create_ce_flags(0);
+       ce->ce_namelen = len;
        fill_stat_cache_info(ce, st);
        ce->ce_mode = ce_mode_from_stat(old, st->st_mode);
 
@@ -229,7 +230,8 @@ static int add_cacheinfo(unsigned int mode, const unsigned char *sha1,
 
        hashcpy(ce->sha1, sha1);
        memcpy(ce->name, path, len);
-       ce->ce_flags = create_ce_flags(len, stage);
+       ce->ce_flags = create_ce_flags(stage);
+       ce->ce_namelen = len;
        ce->ce_mode = create_ce_mode(mode);
        if (assume_unchanged)
                ce->ce_flags |= CE_VALID;
@@ -427,7 +429,8 @@ static struct cache_entry *read_one_ent(const char *which,
 
        hashcpy(ce->sha1, sha1);
        memcpy(ce->name, path, namelen);
-       ce->ce_flags = create_ce_flags(namelen, stage);
+       ce->ce_flags = create_ce_flags(stage);
+       ce->ce_namelen = namelen;
        ce->ce_mode = create_ce_mode(mode);
        return ce;
 }
@@ -702,6 +705,7 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
        int newfd, entries, has_errors = 0, line_termination = '\n';
        int read_from_stdin = 0;
        int prefix_length = prefix ? strlen(prefix) : 0;
+       int preferred_index_format = 0;
        char set_executable_bit = 0;
        struct refresh_params refresh_args = {0, &has_errors};
        int lock_error = 0;
@@ -785,6 +789,8 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
                        "(for porcelains) forget saved unresolved conflicts",
                        PARSE_OPT_NOARG | PARSE_OPT_NONEG,
                        resolve_undo_clear_callback},
+               OPT_INTEGER(0, "index-version", &preferred_index_format,
+                           "write index in this format"),
                OPT_END()
        };
 
@@ -845,6 +851,17 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
                }
        }
        argc = parse_options_end(&ctx);
+       if (preferred_index_format) {
+               if (preferred_index_format < INDEX_FORMAT_LB ||
+                   INDEX_FORMAT_UB < preferred_index_format)
+                       die("index-version %d not in range: %d..%d",
+                           preferred_index_format,
+                           INDEX_FORMAT_LB, INDEX_FORMAT_UB);
+
+               if (the_index.version != preferred_index_format)
+                       active_cache_changed = 1;
+               the_index.version = preferred_index_format;
+       }
 
        if (read_from_stdin) {
                struct strbuf buf = STRBUF_INIT, nbuf = STRBUF_INIT;