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- /*
- * util.h - Common utilities for the Essence system
- *
- * Darren Hardy, hardy@cs.colorado.edu, April 1994
- *
- * $Id: util.h,v 1.12 1995/01/31 21:49:12 hardy Exp $
- *
- * ----------------------------------------------------------------------
- * 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.
- */
- #ifndef _UTIL_H_
- #define _UTIL_H_
-
- #include <stdio.h>
- #include "config.h"
-
- /* Buffer structure for buffer management routines */
- struct gbuf { /* Growing and shrinking buffer */
- char *data; /* Data buffer */
- int length; /* Current length of data buffer */
- int size; /* Size allocated in the Data buffer */
- int default_size; /* Default size of the Data buffer */
- };
- typedef struct gbuf Buffer; /* Growing buffer */
-
- #define stradd_buffer(b,s) add_buffer((b), (s), strlen(s))
-
- #ifndef _PARAMS
- #if defined(__STDC__) || defined(__cplusplus) || defined(__STRICT_ANSI__)
- #define _PARAMS(ARGS) ARGS
- #else /* Traditional C */
- #define _PARAMS(ARGS) ()
- #endif /* __STDC__ */
- #endif /* _PARAMS */
-
- /* from buffer.c Buffer manipulation routines */
- Buffer *create_buffer _PARAMS((int)); /* New buffer */
- void grow_buffer _PARAMS((Buffer *)); /* Increase buffer size */
- void increase_buffer _PARAMS((Buffer *, int)); /* Increase buffer size */
- void shrink_buffer _PARAMS((Buffer *)); /* Reduce buffer size */
- void add_buffer _PARAMS((Buffer *, char *, int));/* Add data to a buffer */
- void free_buffer _PARAMS((Buffer *)); /* Clean up a buffer */
-
- /* from host.c */
- char *getfullhostname _PARAMS(()); /* Fully qualified hostname */
- char *getmylogin _PARAMS(()); /* getlogin(3) clone */
- char *getrealhost _PARAMS((char *)); /* Real DNS hostname */
-
- /* from log.c */
- void init_log _PARAMS((FILE *, FILE *)); /* Initialize log routines */
- void init_log3 _PARAMS((char *,FILE *,FILE *)); /* Initialize log routines */
- void log_errno _PARAMS((char *)); /* Same as perror(3) */
- void fatal_errno _PARAMS((char *)); /* Same as perror(3) & exit */
- #ifdef __STRICT_ANSI__
- #include <stdarg.h>
- void log _PARAMS((char *, ...)); /* Log a message */
- void errorlog _PARAMS((char *, ...)); /* Log an error message */
- void fatal _PARAMS((char *, ...)); /* Log error msg and exit */
- #else
- void log _PARAMS(());
- void errorlog _PARAMS(());
- void fatal _PARAMS(());
- #endif
-
- #ifdef NO_STRDUP
- /* from strdup.c */
- char *strdup _PARAMS((char *)); /* Duplicate a string */
- #endif
-
- /* from string.c */
- void parse_argv _PARAMS((char **, char *)); /* Parse a command string */
-
- /* from system.c */
- int do_system _PARAMS((char *)); /* Wrapper for system(3) */
- int run_cmd _PARAMS((char *)); /* Simple system(3) */
- void do_system_lifetime _PARAMS((char *, int)); /* Limited system(3) */
- void close_all_fds _PARAMS((int)); /* Closes all fd's */
-
- /* from xmalloc.c */
- void *xmalloc _PARAMS((size_t)); /* Wrapper for malloc(3) */
- void *xrealloc _PARAMS((void *, size_t)); /* Wrapper for realloc(3) */
- void xfree _PARAMS((void *)); /* Wrapper for free(3) */
-
- /* from harvest.c */
- char *harvest_bindir _PARAMS((void));
- char *harvest_libdir _PARAMS((void));
- char *harvest_topdir _PARAMS((void));
- void harvest_add_path _PARAMS((char *));
- #define harvest_add_gatherer_path() harvest_add_path("gatherer:")
- #define harvest_add_broker_path() harvest_add_path("broker:")
- #define harvest_add_cache_path() harvest_add_path("cache:")
- #define harvest_add_replicator_path() harvest_add_path("replicator:")
-
- #endif /* _UTIL_H_ */
-