/* $NetBSD: pmon.c,v 1.5 2008/04/28 20:23:10 martin Exp $ */ /*- * Copyright (c) 2001 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jason R. Thorpe. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 FOUNDATION OR CONTRIBUTORS * 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. */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: pmon.c,v 1.5 2008/04/28 20:23:10 martin Exp $"); #include <sys/param.h> #include <sys/systm.h> #include <machine/pmon.h> static char **environ; /* * pmon_init: * * Initialize the PMON interface. */ void pmon_init(char *envp[]) { if (environ == NULL) environ = envp; #ifdef PMON_DEBUG printf("pmon_init: environ = %p (%p)\n", environ, *environ); #endif } /* * pmon_getenv: * * Fetch an environment variable. */ const char * pmon_getenv(const char *var) { const char *rv = NULL; char **env = environ; int i; i = strlen(var); while (*env != NULL) { #ifdef PMON_DEBUG printf("pmon_getenv: %s\n", *env); #endif if (strncasecmp(var, *env, i) == 0 && (*env)[i] == '=') { rv = &(*env)[i + 1]; break; } env++; } return (rv); }