Use GIT_SSH environment to specify alternate ssh binary.

[git.git] / rsh.c

diff --git a/rsh.c b/rsh.c
index 5615c74..bcb1c80 100644 (file)
--- a/rsh.c
+++ b/rsh.c
@@ -41,6 +41,7 @@ int setup_connection(int *fd_in, int *fd_out, const char *remote_prog,
        snprintf(command, COMMAND_SIZE, 
                 "%s='%s' %s",
                 GIT_DIR_ENVIRONMENT, path, remote_prog);
+       *path = '\0';
        posn = command + strlen(command);
        for (i = 0; i < rmt_argc; i++) {
                *(posn++) = ' ';
@@ -55,10 +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];