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53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/* $Id: osdep-darwin.c,v 1.3 2009-01-30 20:14:35 nicm Exp $ */
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/*
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* Copyright (c) 2009 Joshua Elsasser <josh@elsasser.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef __APPLE__
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#include <sys/types.h>
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#include <sys/sysctl.h>
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#include <stdlib.h>
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char *get_argv0(int, char *);
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/*
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* XXX This actually returns the executable path, not the process's argv[0].
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* Anyone who wishes to complain about this is welcome to grab a copy of
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* Apple's 'ps' source and start digging.
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*/
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char *
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get_argv0(int fd, __attribute__ ((unused)) char *tty)
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{
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int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, 0 };
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size_t size;
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struct kinfo_proc kp;
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if ((mib[3] = tcgetpgrp(fd)) == -1)
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return (NULL);
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size = sizeof kp;
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if (sysctl(mib, 4, &kp, &size, NULL, 0) == -1 ||
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kp.kp_proc.p_comm[0] == '\0')
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return (NULL);
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return (strdup(kp.kp_proc.p_comm));
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}
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#endif
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