Add new git_signature_default API using config

This adds a new API for creating a signature that uses the
config to look up "user.name" and "user.email".

1 files changed, 18 insertions, 1 deletions

diff --git a/src/signature.c b/src/signature.c
index 0a34ccfaa..52ca2b375 100644
--- a/src/signature.c
+++ b/src/signature.c
@@ -74,7 +74,7 @@ int git_signature_new(git_signature **sig_out, const char *name, const char *ema
 		git_signature_free(p);
 		return signature_error("Signature cannot have an empty name");
 	}
-		
+
 	p->when.time = time;
 	p->when.offset = offset;
 
@@ -129,6 +129,23 @@ int git_signature_now(git_signature **sig_out, const char *name, const char *ema
 	return 0;
 }
 
+int git_signature_default(git_signature **out, git_repository *repo)
+{
+	int error;
+	git_config *cfg;
+	const char *user_name, *user_email;
+
+	if ((error = git_repository_config(&cfg, repo)) < 0)
+		return error;
+
+	if (!(error = git_config_get_string(&user_name, cfg, "user.name")) &&
+		!(error = git_config_get_string(&user_email, cfg, "user.email")))
+		error = git_signature_now(out, user_name, user_email);
+
+	git_config_free(cfg);
+	return error;
+}
+
 int git_signature__parse(git_signature *sig, const char **buffer_out,
 		const char *buffer_end, const char *header, char ender)
 {