Re: [PATCH 2/3] check_replace_refs: rename to read_replace_refs

> check_replace_refs is safe in multi repo environment,
> 2018-04-11), waiting for a calmer period. Since doing so now
> doesn't conflict with anything in 'pu', it seems as good a
> time as any.
>
> Signed-off-by: Jeff King <peff@peff.net>
> ---
>  builtin/fsck.c           | 2 +-
>  builtin/index-pack.c     | 2 +-
>  builtin/pack-objects.c   | 2 +-
>  builtin/prune.c          | 2 +-
>  builtin/replace.c        | 2 +-
>  builtin/unpack-objects.c | 2 +-
>  builtin/upload-pack.c    | 2 +-
>  cache.h                  | 2 +-
>  environment.c            | 4 ++--
>  git.c                    | 2 +-
>  log-tree.c               | 2 +-
>  replace-object.c         | 2 +-
>  replace-object.h         | 2 +-
>  13 files changed, 14 insertions(+), 14 deletions(-)
>
> diff --git a/builtin/fsck.c b/builtin/fsck.c
> index 3ad4f160f9..0c3cbb86fc 100644
> --- a/builtin/fsck.c
> +++ b/builtin/fsck.c
> @@ -689,7 +689,7 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
>  	fetch_if_missing = 0;
>  
>  	errors_found = 0;
> -	check_replace_refs = 0;
> +	read_replace_refs = 0;
>  
>  	argc = parse_options(argc, argv, prefix, fsck_opts, fsck_usage, 0);
>  
> diff --git a/builtin/index-pack.c b/builtin/index-pack.c
> index 74fe2973e1..a24faa0e51 100644
> --- a/builtin/index-pack.c
> +++ b/builtin/index-pack.c
> @@ -1679,7 +1679,7 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix)
>  	if (argc == 2 && !strcmp(argv[1], "-h"))
>  		usage(index_pack_usage);
>  
> -	check_replace_refs = 0;
> +	read_replace_refs = 0;
>  	fsck_options.walk = mark_link;
>  
>  	reset_pack_idx_option(&opts);
> diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
> index 71056d8294..63ee2c14c9 100644
> --- a/builtin/pack-objects.c
> +++ b/builtin/pack-objects.c
> @@ -3185,7 +3185,7 @@ int cmd_pack_objects(int argc, const char **argv, const char *prefix)
>  	if (DFS_NUM_STATES > (1 << OE_DFS_STATE_BITS))
>  		BUG("too many dfs states, increase OE_DFS_STATE_BITS");
>  
> -	check_replace_refs = 0;
> +	read_replace_refs = 0;
>  
>  	reset_pack_idx_option(&pack_idx_opts);
>  	git_config(git_pack_config, NULL);
> diff --git a/builtin/prune.c b/builtin/prune.c
> index 518ffbea13..a1307b2f0d 100644
> --- a/builtin/prune.c
> +++ b/builtin/prune.c
> @@ -117,7 +117,7 @@ int cmd_prune(int argc, const char **argv, const char *prefix)
>  
>  	expire = TIME_MAX;
>  	save_commit_buffer = 0;
> -	check_replace_refs = 0;
> +	read_replace_refs = 0;
>  	ref_paranoia = 1;
>  	init_revisions(&revs, prefix);
>  
> diff --git a/builtin/replace.c b/builtin/replace.c
> index 6da2411e14..9f4a616750 100644
> --- a/builtin/replace.c
> +++ b/builtin/replace.c
> @@ -544,7 +544,7 @@ int cmd_replace(int argc, const char **argv, const char *prefix)
>  		OPT_END()
>  	};
>  
> -	check_replace_refs = 0;
> +	read_replace_refs = 0;
>  	git_config(git_default_config, NULL);
>  
>  	argc = parse_options(argc, argv, prefix, options, git_replace_usage, 0);
> diff --git a/builtin/unpack-objects.c b/builtin/unpack-objects.c
> index 6e81ca8ca2..5f76e6fe4e 100644
> --- a/builtin/unpack-objects.c
> +++ b/builtin/unpack-objects.c
> @@ -512,7 +512,7 @@ int cmd_unpack_objects(int argc, const char **argv, const char *prefix)
>  	int i;
>  	struct object_id oid;
>  
> -	check_replace_refs = 0;
> +	read_replace_refs = 0;
>  
>  	git_config(git_default_config, NULL);
>  
> diff --git a/builtin/upload-pack.c b/builtin/upload-pack.c
> index decde5a3b1..42dc4da5a1 100644
> --- a/builtin/upload-pack.c
> +++ b/builtin/upload-pack.c
> @@ -31,7 +31,7 @@ int cmd_upload_pack(int argc, const char **argv, const char *prefix)
>  	};
>  
>  	packet_trace_identity("upload-pack");
> -	check_replace_refs = 0;
> +	read_replace_refs = 0;
>  
>  	argc = parse_options(argc, argv, NULL, options, upload_pack_usage, 0);
>  
> diff --git a/cache.h b/cache.h
> index 6365fd6c0f..f98eb09441 100644
> --- a/cache.h
> +++ b/cache.h
> @@ -806,7 +806,7 @@ void reset_shared_repository(void);
>   * $GIT_NO_REPLACE_OBJECTS is set, but is set to false by some
>   * commands that do not want replace references to be active.
>   */
> -extern int check_replace_refs;
> +extern int read_replace_refs;
>  extern char *git_replace_ref_base;
>  
>  extern int fsync_object_files;
> diff --git a/environment.c b/environment.c
> index 2a6de2330b..05d0d469b4 100644
> --- a/environment.c
> +++ b/environment.c
> @@ -51,7 +51,7 @@ const char *editor_program;
>  const char *askpass_program;
>  const char *excludes_file;
>  enum auto_crlf auto_crlf = AUTO_CRLF_FALSE;
> -int check_replace_refs = 1; /* NEEDSWORK: rename to read_replace_refs */
> +int read_replace_refs = 1;
>  char *git_replace_ref_base;
>  enum eol core_eol = EOL_UNSET;
>  int global_conv_flags_eol = CONV_EOL_RNDTRP_WARN;
> @@ -183,7 +183,7 @@ void setup_git_env(const char *git_dir)
>  	argv_array_clear(&to_free);
>  
>  	if (getenv(NO_REPLACE_OBJECTS_ENVIRONMENT))
> -		check_replace_refs = 0;
> +		read_replace_refs = 0;
>  	replace_ref_base = getenv(GIT_REPLACE_REF_BASE_ENVIRONMENT);
>  	free(git_replace_ref_base);
>  	git_replace_ref_base = xstrdup(replace_ref_base ? replace_ref_base
> diff --git a/git.c b/git.c
> index 9dbe6ffaa7..c304a0626b 100644
> --- a/git.c
> +++ b/git.c
> @@ -164,7 +164,7 @@ static int handle_options(const char ***argv, int *argc, int *envchanged)
>  			if (envchanged)
>  				*envchanged = 1;
>  		} else if (!strcmp(cmd, "--no-replace-objects")) {
> -			check_replace_refs = 0;
> +			read_replace_refs = 0;
>  			setenv(NO_REPLACE_OBJECTS_ENVIRONMENT, "1", 1);
>  			if (envchanged)
>  				*envchanged = 1;
> diff --git a/log-tree.c b/log-tree.c
> index d3a43e29cd..95fa51a652 100644
> --- a/log-tree.c
> +++ b/log-tree.c
> @@ -90,7 +90,7 @@ static int add_ref_decoration(const char *refname, const struct object_id *oid,
>  
>  	if (starts_with(refname, git_replace_ref_base)) {
>  		struct object_id original_oid;
> -		if (!check_replace_refs)
> +		if (!read_replace_refs)
>  			return 0;
>  		if (get_oid_hex(refname + strlen(git_replace_ref_base),
>  				&original_oid)) {
> diff --git a/replace-object.c b/replace-object.c
> index 801b5c1678..4162df6324 100644
> --- a/replace-object.c
> +++ b/replace-object.c
> @@ -51,7 +51,7 @@ static void prepare_replace_object(struct repository *r)
>   * replacement object's name (replaced recursively, if necessary).
>   * The return value is either oid or a pointer to a
>   * permanently-allocated value.  This function always respects replace
> - * references, regardless of the value of check_replace_refs.
> + * references, regardless of the value of read_replace_refs.
>   */
>  const struct object_id *do_lookup_replace_object(struct repository *r,
>  						 const struct object_id *oid)
> diff --git a/replace-object.h b/replace-object.h
> index f996de3d62..9345e105dd 100644
> --- a/replace-object.h
> +++ b/replace-object.h
> @@ -26,7 +26,7 @@ extern const struct object_id *do_lookup_replace_object(struct repository *r,
>  static inline const struct object_id *lookup_replace_object(struct repository *r,
>  							    const struct object_id *oid)
>  {
> -	if (!check_replace_refs ||
> +	if (!read_replace_refs ||
>  	    (r->objects->replace_map &&
>  	     r->objects->replace_map->map.tablesize == 0))
>  		return oid;