3 #include <sys/socket.h>
9 #define COMMAND_SIZE 4096
11 int setup_connection(int *fd_in, int *fd_out, const char *remote_prog,
12 char *url, int rmt_argc, char **rmt_argv)
17 char command[COMMAND_SIZE];
24 if (!strcmp(url, "-")) {
30 host = strstr(url, "//");
33 path = strchr(host, '/');
36 path = strchr(host, ':');
41 return error("Bad URL: %s", url);
43 /* $GIT_RSH <host> "env GIT_DIR=<path> <remote_prog> <args...>" */
47 of |= add_to_string(&posn, &sizen, "env ", 0);
48 of |= add_to_string(&posn, &sizen, GIT_DIR_ENVIRONMENT "=", 0);
49 of |= add_to_string(&posn, &sizen, path, 1);
50 of |= add_to_string(&posn, &sizen, " ", 0);
51 of |= add_to_string(&posn, &sizen, remote_prog, 1);
53 for ( i = 0 ; i < rmt_argc ; i++ ) {
54 of |= add_to_string(&posn, &sizen, " ", 0);
55 of |= add_to_string(&posn, &sizen, rmt_argv[i], 1);
58 of |= add_to_string(&posn, &sizen, " -", 0);
61 return error("Command line too long");
63 if (socketpair(AF_UNIX, SOCK_STREAM, 0, sv))
64 return error("Couldn't create socket");
68 return error("Couldn't fork");
70 const char *ssh, *ssh_basename;
71 ssh = getenv("GIT_SSH");
72 if (!ssh) ssh = "ssh";
73 ssh_basename = strrchr(ssh, '/');
81 execlp(ssh, ssh_basename, host, command, NULL);