+ if (devnull > 0) {
+ dup2(devnull, STDIN_FILENO);
+ if (outpipe[WRITE_END] < 0)
+ dup2(devnull, STDOUT_FILENO);
+ if (errpipe[WRITE_END] < 0)
+ dup2(devnull, STDERR_FILENO);
+ close(devnull);
+ } else
+ err("open /dev/null failed: %s", strerror(errno));
+ if (outpipe[WRITE_END] > 0) {
+ dup2(outpipe[WRITE_END], STDOUT_FILENO);
+ close(outpipe[WRITE_END]);
+ }
+ if (errpipe[WRITE_END] > 0) {
+ dup2(errpipe[WRITE_END], STDERR_FILENO);
+ close(errpipe[WRITE_END]);
+ }
+ execv(argv[0], argv);
+ if ((errno == ENOENT) || (errno = ENOTDIR)) {
+ /* may be on a filesytem which is not mounted right now */
+ info("program '%s' not found", argv[0]);
+ } else {
+ /* other problems */
+ err("exec of program '%s' failed", argv[0]);