blame: improve diagnosis for "--reverse NEW"

diff --git a/connect.c b/connect.c
index fd7ffe1840e64417cf94d208840cf97c91e962b7..c53f3f1c55243feae8affbb268af689b35b9169f 100644 (file)
--- a/connect.c
+++ b/connect.c
@@ -267,9 +267,9 @@ static enum protocol get_protocol(const char *name)
                return PROTO_SSH;
        if (!strcmp(name, "git"))
                return PROTO_GIT;
-       if (!strcmp(name, "git+ssh"))
+       if (!strcmp(name, "git+ssh")) /* deprecated - do not use */
                return PROTO_SSH;
-       if (!strcmp(name, "ssh+git"))
+       if (!strcmp(name, "ssh+git")) /* deprecated - do not use */
                return PROTO_SSH;
        if (!strcmp(name, "file"))
                return PROTO_FILE;
@@ -357,6 +357,10 @@ static int git_tcp_connect_sock(char *host, int flags)
                port = "<none>";
 
        memset(&hints, 0, sizeof(hints));
+       if (flags & CONNECT_IPV4)
+               hints.ai_family = AF_INET;
+       else if (flags & CONNECT_IPV6)
+               hints.ai_family = AF_INET6;
        hints.ai_socktype = SOCK_STREAM;
        hints.ai_protocol = IPPROTO_TCP;
 
@@ -783,6 +787,10 @@ struct child_process *git_connect(int fd[2], const char *url,
                        }
 
                        argv_array_push(&conn->args, ssh);
+                       if (flags & CONNECT_IPV4)
+                               argv_array_push(&conn->args, "-4");
+                       else if (flags & CONNECT_IPV6)
+                               argv_array_push(&conn->args, "-6");
                        if (tortoiseplink)
                                argv_array_push(&conn->args, "-batch");
                        if (port) {