Use GIT_SSH environment to specify alternate ssh binary.

[jc: I ended up rewriting Martin's patch due to whitespace
breakage, but the credit goes to Martin for doing the initial
patch to identify what needs to be changed.]

Signed-off-by: Martin Sivak <mars@nomi.cz>
Signed-off-by: Junio C Hamano <junkio@cox.net>

1 files changed, 7 insertions, 1 deletions

diff --git a/rsh.c b/rsh.c
index fe87e581d2..bcb1c80d84 100644
--- a/rsh.c
+++ b/rsh.c
@@ -56,10 +56,16 @@ int setup_connection(int *fd_in, int *fd_out, const char *remote_prog,
 		return error("Couldn't create socket");
 	}
 	if (!fork()) {
+		const char *ssh = getenv("GIT_SSH") ? : "ssh";
+		const char *ssh_basename = strrchr(ssh, '/');
+		if (!ssh_basename)
+			ssh_basename = ssh;
+		else
+			ssh_basename++;
 		close(sv[1]);
 		dup2(sv[0], 0);
 		dup2(sv[0], 1);
-		execlp("ssh", "ssh", host, command, NULL);
+		execlp(ssh, ssh_basename, host, command, NULL);
 	}
 	close(sv[0]);
 	*fd_in = sv[1];