Merge branch 'ah/log-decorate-default-to-auto' into maint

Setting "log.decorate=false" in the configuration file did not take
effect in v2.13, which has been corrected.

* ah/log-decorate-default-to-auto:
builtin/log: honor log.decorate

diff --combined builtin/log.c
index b3b10cc1edba2f6d77fdf4b12c328a7968fb5499,cf2b736ca761194108740f435534b2bc8eb601a5..ec3258368ca96eb9120c64994b8132a6e00b5d24
--- 1/builtin/log.c
--- 2/builtin/log.c
+++ b/builtin/log.c
@@@ -110,6 -110,8 +110,8 @@@ static void init_log_defaults(void
  {
        init_grep_defaults();
        init_diff_ui_defaults();
+ 
+       decoration_style = auto_decoration_style();
  }
  
  static void cmd_log_init_defaults(struct rev_info *rev)
@@@ -410,8 -412,6 +412,6 @@@ static int git_log_config(const char *v
                if (decoration_style < 0)
                        decoration_style = 0; /* maybe warn? */
                return 0;
-       } else {
-               decoration_style = auto_decoration_style();
        }
        if (!strcmp(var, "log.showroot")) {
                default_show_root = git_config_bool(var, value);
@@@ -1091,7 -1091,8 +1091,7 @@@ static const char *set_outdir(const cha
        if (!output_directory)
                return prefix;
  
 -      return xstrdup(prefix_filename(prefix, outdir_offset,
 -                                     output_directory));
 +      return prefix_filename(prefix, output_directory);
  }
  
  static const char * const builtin_format_patch_usage[] = {