1 /* $Id: osdep-darwin.c,v 1.1.1.1 2011/03/10 09:15:38 jmmv Exp $ */ 2 3 /* 4 * Copyright (c) 2009 Joshua Elsasser <josh@elsasser.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER 15 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING 16 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include <sys/types.h> 20 #include <sys/sysctl.h> 21 22 #include <stdlib.h> 23 #include <string.h> 24 #include <unistd.h> 25 26 char *osdep_get_name(int, char *); 27 28 #define unused __attribute__ ((unused)) 29 30 char * 31 osdep_get_name(int fd, unused char *tty) 32 { 33 int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, 0 }; 34 size_t size; 35 struct kinfo_proc kp; 36 37 if ((mib[3] = tcgetpgrp(fd)) == -1) 38 return (NULL); 39 40 size = sizeof kp; 41 if (sysctl(mib, 4, &kp, &size, NULL, 0) == -1) 42 return (NULL); 43 if (*kp.kp_proc.p_comm == '\0') 44 return (NULL); 45 46 return (strdup(kp.kp_proc.p_comm)); 47 } 48