packfile: refactor hash search with fanout table

diff --git a/sequencer.c b/sequencer.c
index f93b60f615ca390f16f80f42e13f04dd7d3afacc..5e09b5d34fbcb0516ffdaf6a841a6a8ff47f4ea5 100644 (file)
--- a/sequencer.c
+++ b/sequencer.c
@@ -438,7 +438,8 @@ static int do_recursive_merge(struct commit *base, struct commit *next,
        char **xopt;
        static struct lock_file index_lock;
 
-       hold_locked_index(&index_lock, LOCK_DIE_ON_ERROR);
+       if (hold_locked_index(&index_lock, LOCK_REPORT_ON_ERROR) < 0)
+               return -1;
 
        read_cache();
 
@@ -1862,12 +1863,15 @@ static int error_failed_squash(struct commit *commit,
 
 static int do_exec(const char *command_line)
 {
+       struct argv_array child_env = ARGV_ARRAY_INIT;
        const char *child_argv[] = { NULL, NULL };
        int dirty, status;
 
        fprintf(stderr, "Executing: %s\n", command_line);
        child_argv[0] = command_line;
-       status = run_command_v_opt(child_argv, RUN_USING_SHELL);
+       argv_array_pushf(&child_env, "GIT_DIR=%s", absolute_path(get_git_dir()));
+       status = run_command_v_opt_cd_env(child_argv, RUN_USING_SHELL, NULL,
+                                         child_env.argv);
 
        /* force re-reading of the cache */
        if (discard_cache() < 0 || read_cache() < 0)
@@ -1897,6 +1901,8 @@ static int do_exec(const char *command_line)
                status = 1;
        }
 
+       argv_array_clear(&child_env);
+
        return status;
 }
 
@@ -2673,7 +2679,8 @@ static int rewrite_file(const char *path, const char *buf, size_t len)
                return error_errno(_("could not open '%s' for writing"), path);
        if (write_in_full(fd, buf, len) < 0)
                rc = error_errno(_("could not write to '%s'"), path);
-       close(fd);
+       if (close(fd) && !rc)
+               rc = error_errno(_("could not close '%s'"), path);
        return rc;
 }