1 files changed, 36 insertions, 21 deletions

diff --git a/connect.c b/connect.c
index ce0e121423..c0144d859a 100644
--- a/connect.c
+++ b/connect.c
@@ -310,6 +310,8 @@ static void get_host_and_port(char **host, const char **port)
 		if (end != colon + 1 && *end == '\0' && 0 <= portnr && portnr < 65536) {
 			*colon = 0;
 			*port = colon + 1;
+		} else if (!colon[1]) {
+			*colon = 0;
 		}
 	}
 }
@@ -722,7 +724,7 @@ struct child_process *git_connect(int fd[2], const char *url,
 		conn->in = conn->out = -1;
 		if (protocol == PROTO_SSH) {
 			const char *ssh;
-			int putty;
+			int putty, tortoiseplink = 0;
 			char *ssh_host = hostandport;
 			const char *port = NULL;
 			get_host_and_port(&ssh_host, &port);
@@ -739,29 +741,42 @@ struct child_process *git_connect(int fd[2], const char *url,
 
 				free(hostandport);
 				free(path);
+				free(conn);
 				return NULL;
+			}
+
+			ssh = getenv("GIT_SSH_COMMAND");
+			if (ssh) {
+				conn->use_shell = 1;
+				putty = 0;
 			} else {
-				ssh = getenv("GIT_SSH_COMMAND");
-				if (ssh) {
-					conn->use_shell = 1;
-					putty = 0;
-				} else {
-					ssh = getenv("GIT_SSH");
-					if (!ssh)
-						ssh = "ssh";
-					putty = !!strcasestr(ssh, "plink");
-				}
-
-				argv_array_push(&conn->args, ssh);
-				if (putty && !strcasestr(ssh, "tortoiseplink"))
-					argv_array_push(&conn->args, "-batch");
-				if (port) {
-					/* P is for PuTTY, p is for OpenSSH */
-					argv_array_push(&conn->args, putty ? "-P" : "-p");
-					argv_array_push(&conn->args, port);
-				}
-				argv_array_push(&conn->args, ssh_host);
+				const char *base;
+				char *ssh_dup;
+
+				ssh = getenv("GIT_SSH");
+				if (!ssh)
+					ssh = "ssh";
+
+				ssh_dup = xstrdup(ssh);
+				base = basename(ssh_dup);
+
+				tortoiseplink = !strcasecmp(base, "tortoiseplink") ||
+					!strcasecmp(base, "tortoiseplink.exe");
+				putty = !strcasecmp(base, "plink") ||
+					!strcasecmp(base, "plink.exe") || tortoiseplink;
+
+				free(ssh_dup);
+			}
+
+			argv_array_push(&conn->args, ssh);
+			if (tortoiseplink)
+				argv_array_push(&conn->args, "-batch");
+			if (port) {
+				/* P is for PuTTY, p is for OpenSSH */
+				argv_array_push(&conn->args, putty ? "-P" : "-p");
+				argv_array_push(&conn->args, port);
 			}
+			argv_array_push(&conn->args, ssh_host);
 		} else {
 			/* remove repo-local variables from the environment */
 			conn->env = local_repo_env;