/* * Automatic configuration flags * * Copyright 2000 by Gray Watson * * This file is part of the dmalloc package. * * Permission to use, copy, modify, and distribute this software for any * purpose and without fee is hereby granted, provided * that the above copyright notice and this permission notice appear * in all copies, and that the name of Gray Watson not be used in * advertising or publicity pertaining to distribution of the document * or software without specific, written prior permission. * * Gray Watson makes no representations about the suitability of the * software described herein for any purpose. It is provided "as is" * without express or implied warranty. * * The author may be contacted via http://dmalloc.com/ * * $Id: conf.h.in,v 1.84 2000/10/10 23:06:24 gray Exp $ */ #ifndef __CONF_H__ #define __CONF_H__ /* please see settings.h for manual configuration options */ /* * NOTE: The following settings should not need to be tuned by hand. */ /* * Set to 1 if the mprotect function was found and the PROT_NONE, * PROT_READ, and PROT_WRITE defines were found in sys/mman.h. This * is so that we can restrict access to certain blocks of memory. */ #define PROTECT_ALLOWED 0 /* * (char *)sbrk(const int incr) is the main heap-memory allocation * routine that most systems employ. This extends the program's data * space by INCR number of bytes. * * NOTE: please mail me if your system does not have this function. */ #define HAVE_SBRK 0 /* * Does your heap grow up? Hopefully it does because there is not too * much support for growing-down heaps because I do not have a system * to test it on. * * NOTE: please send me mail if configure generates a 0 for this on * your system. */ #define HEAP_GROWS_UP 1 /* * This is the basic block size in bits. If possible, the configure * script will set this to be the value returned by the getpagesize() * function. If not then some sort of best guess will be necessary. * 14 (meaning basic block size of 16k) will probably be good. * * NOTE: some sbrk functions round to the correct page-size. If this * value is too low, the dmalloc library may think someone is using * sbrk behind its back and return a ERROR_ALLOC_NONLINEAR error * (#18). No problems aside from a possible small increase in the * administration overhead should happen if this value is too high. */ #define BASIC_BLOCK 12 /* * The alignment value of all allocations in number of bytes for * loading admin information before an allocation. If possible, the * configure script will set this to be the value returned by * sizeof(long) which in most systems is the register width. * * NOTE: the value will never be auto-configured to be less than 8 * because some system (like sparc for instance) report the sizeof(long) * == 4 while the register size is 8 bytes. Certain memory needs to be of * the same base as the register size (stack frames, code, etc.). Any * ideas how I can determine the register size in a better (and portable) * fashion? * * NOTE: larger the number the more memory may be wasted by certain * debugging settings like fence-post checking. */ #define ALLOCATION_ALIGNMENT 8 /* * This checks to see if the abort routine does extensive cleaning up * before halting a program. If so then it may call malloc functions * making the library go recursive. If abort is set to not okay then * you should tune the KILL_PROCESS and SIGNAL_INCLUDE options in * settings.h if you want the library to be able to dump core. */ #define ABORT_OKAY 0 /* * This checks to see if we can include signal.h and get SIGHUP, * SIGINT, and SIGTERM for the catch-signals token. With this token, * you can have the library do an automatic shutdown if we see the * above signals. */ #define SIGNAL_OKAY 0 #define RETSIGTYPE void /* * This checks to see if we can include return.h and use the assembly * macros there to call the callers address for logging. If you do * not want this behavior, then set the USE_RETURN_MACROS to 0 in the * settings.h file. */ #define RETURN_MACROS_WORK 0 /* * Why can't the compiler folks agree about this. I really hate Unix * sometimes for its blatant disregard for anything approaching a * standard. */ #define IDENT_WORKS 0 /* * Which pthread include file to use. */ #define HAVE_PTHREAD_H 0 #define HAVE_PTHREADS_H 0 /* * What pthread functions do we have? */ #define HAVE_PTHREAD_MUTEX_INIT 0 #define HAVE_PTHREAD_MUTEX_LOCK 0 #define HAVE_PTHREAD_MUTEX_UNLOCK 0 /* * What is the pthread mutex type? Usually (always?) it is * pthread_mutex_t. */ #define THREAD_MUTEX_T pthread_mutex_t /* * On some systems, you initialize mutex variables with NULL. Others * require various stupid non-portable incantations. The OSF 3.2 guys * should be ashamed of themselves. This only is used if the * LOCK_THREADS setting is enabled in the settings.h. */ #define THREAD_LOCK_INIT_VAL 0L /* * LIBRARY DEFINES: */ /* * Some systems have functions which can register routines to be * called by exit(3) (or when the program returns from main). This * functionality allows the dmalloc_shutdown() routine to be called * automatically upon program completion so that the library can log * statistics. Use the AUTO_SHUTDOWN define above to disable this. * Please send me mail if this functionality exists on your system but * in another name. * * NOTE: If neither is available, take a look at atexit.c in the * contrib directory which may provide this useful functionality for * your system. */ #define HAVE_ATEXIT 0 #define HAVE_ON_EXIT 0 /* Is the DMALLOC_SIZE type unsigned? */ #define DMALLOC_SIZE_UNSIGNED 0 /* * The dmalloc library provides its own versions of the following * functions, or knows how to work around their absence. */ /* bells and whistles */ #define HAVE_FORK 0 #define HAVE_GETPID 0 #define HAVE_TIME 0 #define HAVE_CTIME 0 #define HAVE_RANDOM 0 #define HAVE_VPRINTF 0 #define HAVE_SNPRINTF 0 #define HAVE_VSNPRINTF 0 #define HAVE_RECALLOC 0 #define HAVE_MEMALIGN 0 #define HAVE_VALLOC 0 #define HAVE_BCMP 0 #define HAVE_BCOPY 0 #define HAVE_MEMSET 0 #define HAVE_STRCHR 0 #define HAVE_STRRCHR 0 #define HAVE_STRCAT 0 #define HAVE_STRLEN 0 #define HAVE_STRCMP 0 #define HAVE_STRCPY 0 #define HAVE_STRSEP 0 /* for argv files */ #define HAVE_STRNCMP 0 #define HAVE_STRNCPY 0 /* * The below functions are here to provide function argument checking * only. The library only has stubs for these and does not use them * internally. */ #define HAVE_BZERO 0 #define HAVE_MEMCPY 0 #define HAVE_MEMCCPY 0 #define HAVE_MEMCHR 0 #define HAVE_MEMCMP 0 #define HAVE_INDEX 0 #define HAVE_RINDEX 0 #define HAVE_STRCASECMP 0 #define HAVE_STRNCASECMP 0 #define HAVE_STRDUP 0 #define HAVE_STRSPN 0 #define HAVE_STRCSPN 0 #define HAVE_STRNCAT 0 #define HAVE_STRPBRK 0 #define HAVE_STRSTR 0 #define HAVE_STRTOK 0 /* manual settings */ #include "settings.h" #endif /* ! __CONF_H__ */