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- static char rcsid[] = "$Id: harvest.c,v 1.7 1995/02/04 01:37:52 hardy Exp $";
- /*
- * harvest.c - Routines specific to the Harvest installation
- *
- * Darren Hardy, hardy@cs.colorado.edu, December 1994
- *
- * ----------------------------------------------------------------------
- * Copyright (c) 1994, 1995. All rights reserved.
- *
- * Mic Bowman of Transarc Corporation.
- * Peter Danzig of the University of Southern California.
- * Darren R. Hardy of the University of Colorado at Boulder.
- * Udi Manber of the University of Arizona.
- * Michael F. Schwartz of the University of Colorado at Boulder.
- *
- * This copyright notice applies to all code in Harvest other than
- * subsystems developed elsewhere, which contain other copyright notices
- * in their source text.
- *
- * The Harvest software was developed by the Internet Research Task
- * Force Research Group on Resource Discovery (IRTF-RD). The Harvest
- * software may be used for academic, research, government, and internal
- * business purposes without charge. If you wish to sell or distribute
- * the Harvest software to commercial clients or partners, you must
- * license the software. See
- * http://harvest.cs.colorado.edu/harvest/copyright,licensing.html#licensing.
- *
- * The Harvest software is provided ``as is'', without express or
- * implied warranty, and with no support nor obligation to assist in its
- * use, correction, modification or enhancement. We assume no liability
- * with respect to the infringement of copyrights, trade secrets, or any
- * patents, and are not responsible for consequential damages. Proper
- * use of the Harvest software is entirely the responsibility of the user.
- *
- * For those who are using Harvest for non-commercial purposes, you may
- * make derivative works, subject to the following constraints:
- *
- * - You must include the above copyright notice and these accompanying
- * paragraphs in all forms of derivative works, and any documentation
- * and other materials related to such distribution and use acknowledge
- * that the software was developed at the above institutions.
- *
- * - You must notify IRTF-RD regarding your distribution of the
- * derivative work.
- *
- * - You must clearly notify users that your are distributing a modified
- * version and not the original Harvest software.
- *
- * - Any derivative product is also subject to the restrictions of the
- * copyright, including distribution and use limitations.
- */
- #include <stdio.h>
- #include <string.h>
- #include <stdlib.h>
- #include <sys/param.h>
- #include "util.h"
-
- #define DEFAULT_HARVEST_HOME "/usr/local/harvest"
-
- /*
- * harvest_bindir() - Returns a static buffer that contains the
- * pathname that contains the binaries for Harvest.
- */
- char *harvest_bindir()
- {
- static char bindir[MAXPATHLEN + 1];
- char *s;
-
- if ((s = getenv("HARVEST_HOME")) != NULL)
- sprintf(bindir, "%s/bin", s);
- else
- sprintf(bindir, "%s/bin", DEFAULT_HARVEST_HOME);
- return (bindir);
- }
-
- /*
- * harvest_libdir() - Returns a static buffer that contains the
- * pathname that contains the libraries for Harvest.
- */
- char *harvest_libdir()
- {
- static char libdir[MAXPATHLEN + 1];
- char *s;
-
- if ((s = getenv("HARVEST_HOME")) != NULL)
- sprintf(libdir, "%s/lib", s);
- else
- sprintf(libdir, "%s/lib", DEFAULT_HARVEST_HOME);
- return (libdir);
- }
-
- /*
- * harvest_topdir() - Returns a static buffer that contains the
- * pathname that contains the libraries for Harvest.
- */
- char *harvest_topdir()
- {
- static char topdir[MAXPATHLEN + 1];
- char *s;
-
- if ((s = getenv("HARVEST_HOME")) != NULL)
- sprintf(topdir, "%s", s);
- else
- sprintf(topdir, "%s", DEFAULT_HARVEST_HOME);
- return (topdir);
- }
-
- /*
- * add_harvest_to_path() - If xtra is not-NULL, then it will
- * add harvest_libdir() + xtra to the path as well. For example,
- * a Gatherer process would call:
- * add_harvest_to_path("gatherer:")
- * to add $harvest_libdir/ and $harvest_libdir/gatherer
- */
- void harvest_add_path(xtra)
- char *xtra;
- {
- char *s = getenv("PATH"), *newpath, *oldpath, *q;
- char *tmpxtra;
-
- if (s == NULL)
- fatal("This process does not have a PATH environment variable");
- newpath = xmalloc(strlen(s) + BUFSIZ);
- sprintf(newpath, "PATH=%s", s);
- sprintf(newpath + strlen(newpath), ":%s", harvest_bindir());
- if (xtra != NULL) {
- tmpxtra = strdup(xtra);
- q = strtok(tmpxtra, ":");
- while (q != NULL) {
- sprintf(newpath + strlen(newpath), ":%s/%s",
- harvest_libdir(), q);
- q = strtok(NULL, ":");
- }
- xfree(tmpxtra);
- }
- #ifdef DEBUG
- log("Adding new PATH to environment: %s\n", newpath);
- #endif
- (void) putenv(newpath);
- }
-