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List:       git
Subject:    [PATCH v6 5/6] builtin/config: refactor collect_config()
From:       Junio C Hamano <gitster () pobox ! com>
Date:       2013-07-31 19:26:07
Message-ID: 1375298768-7740-6-git-send-email-gitster () pobox ! com
[Download RAW message or body]

In order to reuse the logic to format the configuration value while
honouring the requested type, split this function into two.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 builtin/config.c | 42 +++++++++++++++++++++---------------------
 1 file changed, 21 insertions(+), 21 deletions(-)

diff --git a/builtin/config.c b/builtin/config.c
index 33c9bf9..12c5073 100644
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -100,25 +100,13 @@ struct strbuf_list {
 	int alloc;
 };
 
-static int collect_config(const char *key_, const char *value_, void *cb)
+static int format_config(struct strbuf *buf, const char *key_, const char *value_)
 {
-	struct strbuf_list *values = cb;
-	struct strbuf *buf;
-	char value[256];
-	const char *vptr = value;
 	int must_free_vptr = 0;
 	int must_print_delim = 0;
+	char value[256];
+	const char *vptr = value;
 
-	if (!use_key_regexp && strcmp(key_, key))
-		return 0;
-	if (use_key_regexp && regexec(key_regexp, key_, 0, NULL, 0))
-		return 0;
-	if (regexp != NULL &&
-	    (do_not_match ^ !!regexec(regexp, (value_?value_:""), 0, NULL, 0)))
-		return 0;
-
-	ALLOC_GROW(values->items, values->nr + 1, values->alloc);
-	buf = &values->items[values->nr++];
 	strbuf_init(buf, 0);
 
 	if (show_keys) {
@@ -126,7 +114,7 @@ static int collect_config(const char *key_, const char *value_, void *cb)
 		must_print_delim = 1;
 	}
 	if (types == TYPE_INT)
-		sprintf(value, "%d", git_config_int(key_, value_?value_:""));
+		sprintf(value, "%d", git_config_int(key_, value_ ? value_ : ""));
 	else if (types == TYPE_BOOL)
 		vptr = git_config_bool(key_, value_) ? "true" : "false";
 	else if (types == TYPE_BOOL_OR_INT) {
@@ -154,15 +142,27 @@ static int collect_config(const char *key_, const char *value_, void *cb)
 	strbuf_addch(buf, term);
 
 	if (must_free_vptr)
-		/* If vptr must be freed, it's a pointer to a
-		 * dynamically allocated buffer, it's safe to cast to
-		 * const.
-		*/
 		free((char *)vptr);
-
 	return 0;
 }
 
+static int collect_config(const char *key_, const char *value_, void *cb)
+{
+	struct strbuf_list *values = cb;
+
+	if (!use_key_regexp && strcmp(key_, key))
+		return 0;
+	if (use_key_regexp && regexec(key_regexp, key_, 0, NULL, 0))
+		return 0;
+	if (regexp != NULL &&
+	    (do_not_match ^ !!regexec(regexp, (value_?value_:""), 0, NULL, 0)))
+		return 0;
+
+	ALLOC_GROW(values->items, values->nr + 1, values->alloc);
+
+	return format_config(&values->items[values->nr++], key_, value_);
+}
+
 static int get_value(const char *key_, const char *regex_)
 {
 	int ret = CONFIG_GENERIC_ERROR;
-- 
1.8.4-rc0-153-g9820077

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