Add 'max-atom-items' config variable

This allows one to specify the items in the RSS feeds

Signed-off-by: Aaron Griffin <agriffin@datalogics.com>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>

cgit.c

@@ -165,6 +165,8 @@ void config_cb(const char *name, const char *value)
 		ctx.cfg.commit_filter = new_filter(value, 0);
 	else if (!strcmp(name, "embedded"))
 		ctx.cfg.embedded = atoi(value);
+	else if (!strcmp(name, "max-atom-items"))
+		ctx.cfg.max_atom_items = atoi(value);
 	else if (!strcmp(name, "max-message-length"))
 		ctx.cfg.max_msg_len = atoi(value);
 	else if (!strcmp(name, "max-repodesc-length"))
@@ -294,6 +296,7 @@ static void prepare_context(struct cgit_context *ctx)
 	ctx->cfg.summary_branches = 10;
 	ctx->cfg.summary_log = 10;
 	ctx->cfg.summary_tags = 10;
+	ctx->cfg.max_atom_items = 10;
 	ctx->cfg.ssdiff = 0;
 	ctx->env.cgit_config = xstrdupn(getenv("CGIT_CONFIG"));
 	ctx->env.http_host = xstrdupn(getenv("HTTP_HOST"));

cgit.h

@@ -184,6 +184,7 @@ struct cgit_config {
 	int enable_remote_branches;
 	int enable_tree_linenumbers;
 	int local_time;
+	int max_atom_items;
 	int max_repo_count;
 	int max_commit_count;
 	int max_lock_attempts;

cgitrc.5.txt

@@ -166,6 +166,10 @@ logo-link::
 	calculated url of the repository index page will be used. Default
 	value: none.
 
+max-atom-items::
+	Specifies the number of items to display in atom feeds view. Default
+	value: "10".
+
 max-commit-count::
 	Specifies the number of entries to list per page in "log" view. Default
 	value: "50".

cmd.c

@@ -33,7 +33,7 @@ static void HEAD_fn(struct cgit_context *ctx)
 
 static void atom_fn(struct cgit_context *ctx)
 {
-	cgit_print_atom(ctx->qry.head, ctx->qry.path, 10);
+	cgit_print_atom(ctx->qry.head, ctx->qry.path, ctx->cfg.max_atom_items);
 }
 
 static void about_fn(struct cgit_context *ctx)