原本是在实现malloc的过程中要有个#include "config.h"
但是怎么找都找不到，只要google，还好有好心人给出了config.h
不然我怎么都不明白HEAP_MAX究竟是多少。。。。
#ifndef __CONFIG_H_ #define __CONFIG_H_ /* * config.h - malloc lab configuration file * * Copyright (c) 2002, R. Bryant and D. O'Hallaron, All rights reserved. * May not be used, modified, or copied without permission. */ /* * Config variables for submitting autoresults to the Autolab server * Note: The COURSE and LAB variables must match the directory names * on the Autolab server. */ /* * This is the default path where the driver will look for the * default tracefiles. You can override it at runtime with the -t flag. */ #define TRACEDIR "./traces/" /* * This is the list of default tracefiles in TRACEDIR that the driver * will use for testing. Modify this if you want to add or delete * traces from the driver's test suite. * * The first four test correctness. The last several test utilization * and performance. */ #define DEFAULT_TRACEFILES "alaska.rep", "amptjp.rep", "bash.rep", "boat.rep","cccp.rep", "chrome.rep", "coalesce-big.rep", "coalescing-bal.rep", "corners.rep", "cp-decl.rep", "exhaust.rep", "firefox.rep", "firefox-reddit.rep", "hostname.rep", "login.rep", "lrucd.rep", "ls.rep", "malloc.rep", "malloc-free.rep", "needle.rep", "nlydf.rep", "perl.rep", "qyqyc.rep", "random.rep", "random2.rep", "rm.rep", "rulsr.rep","seglist.rep", "short2.rep" /* * If this is uncommented, then use "alt grading", in which * final_score = min(util_score, perf_score), which prevents * an unbalanced allocator from getting a good score. Alt * grading ignores UTIL_WEIGHT, as both util and perf are graded * on a scale from 0 to 100. */ //#define ALT_GRADING /* * Students get 0 points for this point or below (ops / sec) */ #define MIN_SPEED 3000E3 /* * Students get 0 points for this allocation fraction or below */ #define MIN_SPACE 0.60 /* * Students can get more points for building faster allocators, up to * this point (in ops / sec) */ #define MAX_SPEED 13750E3 /* * Students can get more points for building more efficient allocators, * up to this point (1 is perfect). */ #define MAX_SPACE 0.91 /* * This constant determines the contributions of space utilization * (UTIL_WEIGHT) and throughput (1 - UTIL_WEIGHT) to the performance * index. */ #define UTIL_WEIGHT .61 /* * Alignment requirement in bytes (either 4 or 8) */ #define ALIGNMENT 8 /* * Maximum heap size in bytes */ #define MAX_HEAP (100*(1<<20)) /* 100 MB */ /***************************************************************************** * Set exactly one of these USE_xxx constants to "1" to select a timing method *****************************************************************************/ #define USE_FCYC 1 /* cycle counter w/K-best scheme (x86 & Alpha only) */ #define USE_ITIMER 0 /* interval timer (any Unix box) */ #define USE_GETTOD 0 /* gettimeofday (any Unix box) */ #endif /* __CONFIG_H */
神人 Hallaron
CSAPP 书附带的代码中找不到的 config.h 在此给出(坑爹啊。。。),布布扣,bubuko.com
CSAPP 书附带的代码中找不到的 config.h 在此给出(坑爹啊。。。)
原文：http://blog.csdn.net/cinmyheart/article/details/38230977
