libpkg/common/mappath.c

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * CDDL HEADER START
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * The contents of this file are subject to the terms of the
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * Common Development and Distribution License (the "License").
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * You may not use this file except in compliance with the License.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * or http://www.opensolaris.org/os/licensing.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * See the License for the specific language governing permissions
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * and limitations under the License.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * When distributing Covered Code, include this CDDL HEADER in each
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * If applicable, add the following below this CDDL HEADER, with the
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * fields enclosed by brackets "[]" replaced with your own identifying
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * information: Portions Copyright [yyyy] [name of copyright owner]
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * CDDL HEADER END
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * Use is subject to license terms.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/* All Rights Reserved */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <limits.h>
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <string.h>
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <stdlib.h>
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <unistd.h>
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <ctype.h>
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/* 0 = both upper and lower case */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/* 1 = initial lower case only (build variables) */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/* 2 = initial upper case only (install variables) */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define mode(flag, pt)  (!flag || ((flag == 1) && islower(pt[1])) || \
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            ((flag == 2) && isupper(pt[1])))
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * For next and last functions below, values indicate whether resolution
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * was possible.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *  0 = all OK - the variable resolved within the established parameters
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *      or it wasn't time for the variable to bind.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *  1 = parameter did not resolve because there was no value in the
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *      environment or because it was a build variable at install
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *      time.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * This gets a raw path which may contain shell variables and returns in path
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * a pathname with all appropriate parameters resolved. If it comes in
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * relative, it goes out relative.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandint
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandmappath(int flag, char *path)
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    char buffer[PATH_MAX];
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    char varname[64];
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    char *npt, *pt, *pt2, *copy;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    char *token;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    int retvalue = 0;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    copy = buffer;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland     * For each "/" separated token. If the token contains an environment
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland     * variable, then evaluate the variable and insert it into path.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland     */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    for (pt = path; *pt; /* void */) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland         * If this is a token and it's an environment variable
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland         * properly situated in the path...
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland         */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        if ((*pt == '$') && isalpha(pt[1]) &&
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            ((pt == path) || (pt[-1] == '/'))) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            /* ... and it's the right time to evaluate it... */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            if (mode(flag, pt)) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                /* replace the parameter with its value. */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                pt2 = varname;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                for (npt = pt+1; *npt && (*npt != '/');
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    /* void */)
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    *pt2++ = *npt++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                *pt2 = '\0';
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 * At this point EVERY token should evaluate
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 * to a value. If it doesn't, there's an
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 * error.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                if ((token = getenv(varname)) != NULL &&
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    *token != NULL) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    /* copy in parameter value */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    while (*token)
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                        *copy++ = *token++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    pt = npt;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                } else {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    retvalue = 1;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    *copy++ = *pt++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                }
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland             * If evaluate time is wrong, determine of this is an
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland             * error.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland             */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            } else {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                if (flag == 2) {    /* install-time. */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                     * ALL variables MUST evaluate at
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                     * install time.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                     */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    *copy++ = *pt++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    retvalue = 1;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                } else if (flag == 1 && /* build-time */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    islower(pt[1])) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                     * All build-time variables must
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                     * evaluate at build time.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                     */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    retvalue = 1;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    *copy++ = *pt++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                } else  /* no problem. */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    *copy++ = *pt++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            }
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland         * If it's a separator, copy it over to the target buffer and
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland         * move to the start of the next token.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland         */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        } else if (*pt == '/') {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            while (pt[1] == '/')
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                pt++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            if ((pt[1] == '\0') && (pt > path))
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                break;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            *copy++ = *pt++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland         * If we're in the middle of a non-parametric token, copy
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland         * that character over and try the next character.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland         */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        } else
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            *copy++ = *pt++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    }
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    *copy = '\0';
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    (void) strcpy(path, buffer);
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    return (retvalue);
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland}
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * This function resolves the path into an absolute path referred to
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * an install root of ir.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandvoid
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandbasepath(char *path, char *basedir, char *ir)
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    char buffer[PATH_MAX];
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    /* For a relative path, prepend the basedir */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    if (*path != '/') {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        (void) strcpy(buffer, path);
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        if (ir && *ir) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            while (*ir)
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                *path++ = *ir++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            if (path[-1] == '/')
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                path--;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        }
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        if (basedir && *basedir) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            if (ir && *ir && *basedir != '/')
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                *path++ = '/';
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            while (*basedir)
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                *path++ = *basedir++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            if (path[-1] == '/')
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                path--;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        }
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        *path++ = '/';
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        (void) strcpy(path, buffer);
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    /* For an absolute path, just prepend the install root */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    } else {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        if (ir && *ir) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            (void) strcpy(buffer, path);
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            while (*ir)
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                *path++ = *ir++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            if (path[-1] == '/')
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                path--;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            (void) strcpy(path, buffer);
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        }
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    }
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland}
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland/*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * Evaluate varname and return with environment variables resolved.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * NOTE: This assumes that varname is a buffer long enough to hold the
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland * evaluated string.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandint
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandmapvar(int flag, char *varname)
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    char    *token;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    int retvalue = 0;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    /* If its a parametric entry beginning with an alpha character. */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    if (*varname == '$' && isalpha(varname[1])) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        /* ...and it's the right time to evaluate it... */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        if (mode(flag, varname)) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland             * then it MUST be possible to evaluate it. If not,
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland             * there's an error.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland             */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            if (((token = getenv(&varname[1])) != NULL) &&
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                *token) {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                /* copy token into varname */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                while (*token)
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                    *varname++ = *token++;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                *varname = '\0';
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            } else
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                retvalue = 1;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        } else {
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            if (flag == 2) /* install-time. */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 * ALL variables MUST evaluate at install
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 * time.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                retvalue = 1;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland            else if (flag == 1 &&   /* build-time */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                islower(varname[1]))
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                /*
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 * all build-time variables must evaluate at
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 * build time.
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                 */
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland                retvalue = 1;
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland        }
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    }
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland    return (retvalue);
5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland}