[RFC PATCH] cli: factor out config handling code to get/set lists.
David Bremner
david at tethera.net
Sat Dec 10 09:50:38 PST 2011
From: David Bremner <bremner at debian.org>
The code is already duplicated once, and I want to add a third
configuration item that is also a list.
---
Mainly I am curious if people think using macros to declare these
"getters" and "setters" makes the code less maintainable.
notmuch-config.c | 112 +++++++++++++++++++----------------------------------
1 files changed, 40 insertions(+), 72 deletions(-)
diff --git a/notmuch-config.c b/notmuch-config.c
index 1a7ed58..33778a7 100644
--- a/notmuch-config.c
+++ b/notmuch-config.c
@@ -520,93 +520,61 @@ notmuch_config_set_user_primary_email (notmuch_config_t *config,
config->user_primary_email = NULL;
}
-const char **
-notmuch_config_get_user_other_email (notmuch_config_t *config,
- size_t *length)
+static void
+_config_get_list (notmuch_config_t *config,
+ const char *section, const char *key,
+ const char ***outlist, size_t *length)
{
- char **emails;
- size_t emails_length;
+ char **inlist;
unsigned int i;
- if (config->user_other_email == NULL) {
- emails = g_key_file_get_string_list (config->key_file,
- "user", "other_email",
- &emails_length, NULL);
- if (emails) {
- config->user_other_email = talloc_size (config,
- sizeof (char *) *
- (emails_length + 1));
- for (i = 0; i < emails_length; i++)
- config->user_other_email[i] = talloc_strdup (config->user_other_email,
- emails[i]);
- config->user_other_email[i] = NULL;
-
- g_strfreev (emails);
-
- config->user_other_email_length = emails_length;
+ if (*outlist == NULL) {
+ inlist = g_key_file_get_string_list (config->key_file,
+ section, key,
+ length, NULL);
+ if (inlist) {
+ *outlist = talloc_size (config, sizeof (char *) *
+ (*length + 1));
+ for (i = 0; i < *length; i++)
+ (*outlist)[i] = talloc_strdup (*outlist, inlist[i]);
+ (*outlist)[i] = NULL;
+
+ g_strfreev (inlist);
+
}
}
- *length = config->user_other_email_length;
- return config->user_other_email;
}
-void
-notmuch_config_set_user_other_email (notmuch_config_t *config,
- const char *other_email[],
- size_t length)
-{
- g_key_file_set_string_list (config->key_file,
- "user", "other_email",
- other_email, length);
-
- talloc_free (config->user_other_email);
- config->user_other_email = NULL;
+#define _GET_LIST(list, group, name) \
+const char ** \
+notmuch_config_get_##list (notmuch_config_t *config, size_t *length) \
+{ \
+ _config_get_list (config, group, name, &(config->list), \
+ &(config->list##_length)); \
+ *length = config->list##_length; \
+ return config->list; \
}
-const char **
-notmuch_config_get_new_tags (notmuch_config_t *config,
- size_t *length)
-{
- char **tags;
- size_t tags_length;
- unsigned int i;
+_GET_LIST (user_other_email, "user", "other_email");
+_GET_LIST (new_tags, "new", "tags");
- if (config->new_tags == NULL) {
- tags = g_key_file_get_string_list (config->key_file,
- "new", "tags",
- &tags_length, NULL);
- if (tags) {
- config->new_tags = talloc_size (config,
- sizeof (char *) *
- (tags_length + 1));
- for (i = 0; i < tags_length; i++)
- config->new_tags[i] = talloc_strdup (config->new_tags,
- tags[i]);
- config->new_tags[i] = NULL;
-
- g_strfreev (tags);
-
- config->new_tags_length = tags_length;
- }
- }
+#undef _GET_LIST
- *length = config->new_tags_length;
- return config->new_tags;
+#define _SET_LIST(list, group, name) \
+void \
+notmuch_config_set_##list (notmuch_config_t *config, const char *list[], \
+ size_t length) \
+{ \
+ g_key_file_set_string_list (config->key_file, group, name, list, length); \
+ talloc_free (config->list); \
+ config->list = NULL; \
}
-void
-notmuch_config_set_new_tags (notmuch_config_t *config,
- const char *new_tags[],
- size_t length)
-{
- g_key_file_set_string_list (config->key_file,
- "new", "tags",
- new_tags, length);
+_SET_LIST(user_other_email, "user", "other_email");
+_SET_LIST(new_tags, "new", "tags");
- talloc_free (config->new_tags);
- config->new_tags = NULL;
-}
+#undef _SET_LIST
/* Given a configuration item of the form <group>.<key> return the
* component group and key. If any error occurs, print a message on
--
1.7.7.3
More information about the notmuch
mailing list