/* * Copyright (c) 1995 Andrew McRae. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* * Code cleanup, bug-fix and extension * by Tatsumi Hosokawa */ #include #include #include #include #include #include #include #include int beep_main(argc, argv) int argc; char *argv[]; { int fd, newstat, valid = 1; char name[64], *p; if (argc != 2) valid = 0; if (valid) { for (p = argv[1]; *p; p++) { if (!isdigit(*p)) { valid = 0; break; } } } if (!valid) { fprintf(stderr, "usage: %s beep newstat\n", argv[0]); exit(1); } sscanf(argv[1], "%d", &newstat); sprintf(name, CARD_DEVICE, 0); fd = open(name, O_RDWR); if (fd < 0) { perror(name); exit(1); } if (ioctl(fd, PIOCSBEEP, &newstat) < 0) { perror("beep"); exit(1); } return 0; }