linux简单的C语言程序，多进程，为什么存在死循环的时候不打印字符?死循环明明在打印语句的后面呀？
流来不及刷新，不是你打印就立刻出现再终端的，它需要一个刷新过程，而你的死循环让它没有时间刷新绛旓細include include <stdio.h> include <stdlib.h> include <unistd.h> include <sys/types.h> include <fcntl.h> define MUSIC "/home/brisk/Music/QQ鐖.mp3"typedef struct { int s;int m;int h;int date;}TIME;void child_run(TIME *alarm){ setsid();chdir("/");int fd;long sleep...
绛旓細鍐嶅悓鏃舵寜shift鍜屽啋鍙凤紝浠庨敭鐩樿緭鍏q锛堣〃绀轰繚瀛樺苟閫鍑猴級銆5.缂栬瘧璇ユ枃浠 杈撳叆鎸囦护锛cc a.c锛坈c 鏄痝cc 鐨勭缉鍐欙級鑻ユ病鏈夋姤閿欏垯浠庨敭鐩樿緭鍏s鏌ョ湅鏄惁鐢熸垚浜嗗彲浠ユ墽琛岀殑鏂囦欢a.out鏂囦欢銆備細鍙戠幇鐢熸垚a.out鏂囦欢 6.鎵ц璇ユ枃浠 浣跨敤鎸囦护 ./a.out 鎵ц璇绋嬪簭銆傝緭鍑篽ello world 锛
绛旓細鍦Linux涓紝鍙互浣跨敤gcc缂栬瘧鍣ㄧ紪璇C璇█绋嬪簭锛鐢熸垚鍙墽琛屾枃浠讹紝骞舵渶缁堟墽琛屻傚叿浣撴楠ゅ涓嬶細1銆佺紪璇戙傜敱.c鏂囦欢鐢熸垚.o鏂囦欢锛屽啓浣滐細gcc a.c -o a.o -c杩欎釜鍛戒护鍙互灏哸.c缂栬瘧鎴恆.o銆傚鏋滃瓨鍦ㄥ涓枃浠讹紝鍙互閫愪釜缂栬瘧锛屽嵆a.c b.c...鐢熸垚a.o b.o...绛夈2銆侀摼鎺ャ傜敱.o鏂囦欢鐢熸垚鍙墽琛屾枃浠讹紝...
绛旓細//娌℃湁缁熻鍔熻兘锛岃鐨勮瘽鍐岺i鎴 / 绋嬪簭鍔熻兘锛氭煡璇P 浣跨敤鏂规硶锛氬皢IP搴撲繚瀛樹负c:\data.txt锛屽皢瑕佹煡璇㈢殑IP淇濆瓨涓篶:\ip.txt锛涚紪璇戝ソ鏈▼搴忓悗锛岃繍琛屽悗浜х敓c:\result.txt缁撴灉鏂囦欢 绋嬪簭BUG锛歞ata鏂囦欢鏈鍚庨渶瑕佷互涓や釜鎹㈣缁撴潫 / include <stdio.h> include <string.h> include <windows.h> include <...
绛旓細鍙傝僱n -l鍛戒护鐨勮緭鍑虹粨鏋滐紝缂栧啓浜嗕互涓绋嬪簭锛堝嵆杈撳嚭缁撴灉鍜宭s -l鍛戒护鐨勮緭鍑虹粨鏋滅浉浼硷級锛岄氳繃鍛戒护琛屼紶鍏ヨ鏌ョ湅鐨勭洰褰曪紝濡傛灉娌℃湁浼犲叆鍙傛暟锛屽垯鏄惧嚭褰撳墠鐩綍锛歩nclude <unistd.h> include <sys/stat.h> include <sys/types.h> include <dirent.h> include <stdio.h> include <string.h> include <stdlib...
绛旓細2018-01-05 鏈夋病鏈300琛屽乏鍙鐨凜璇█璇剧▼璁捐鐨勬簮浠ｇ爜?? 1 2013-07-20 姹侰璇█绋嬪簭璁捐 5涓皬绋嬪簭 ,鍏300琛屼唬鐮 2017-05-24 濡備綍鍦linux涓嬬敤C璇█瀹炵幇瀛楀箷鐨勫乏鍙虫粴鍔 2018-01-05 璺眰璐悆铔C璇█绋嬪簭,瑕佺‘淇濆彲浠ヨ繍琛岀殑,鍦300琛屽乏鍙,璋㈣阿... 2011-01-01 姹備竴c璇█300琛屼互涓婄▼搴,瑕佺敤鍒版暟缁,鎸囬拡,...
绛旓細include <stdio.h>#include <stdlib.h>#define CHUNKSIZE 100int main(){ char *string; int i=0,c; string=malloc(sizeof(char)*CHUNKSIZE+1); if(string==NULL) { printf("out of memory"); return 1; } while((c=getchar())!=EOF) { string[i]...
绛旓細鍋囧畾浣鐨刢绋嬪簭鍚嶅瓧鍙玹est.c 绗竴姝ワ細缂栬緫锛岀敤linux鏈骞挎硾浣跨敤鐨剉i缂栬緫鍣ㄤ负渚嬶紝shell涓嬭繍琛寁i test.c杩涘叆vi缂栬緫鍣ㄧ幆澧冿紝榛樿涓哄懡浠ゆā寮忥紝鎸塱鎴朓 鎴朅杩涘叆鎻掑叆妯″紡锛岃繖鏍蜂綘鍙互杈撳叆c婧愮▼搴忋傝緭鍏ュ畬姣,妫鏌ュ悗鎸塃sc閿繑鍥炲懡浠ゆā寮忥紝鍐嶆寜 shift +锛(鍐掑彿锛夐敭杩涘叆搴曡妯″紡锛屽湪搴曡妯″紡涓嬪啋鍙峰悗杈硅緭鍏q ...
绛旓細exit(0); //缁堟绋嬪簭 } static void sig_alrm(int signo){ static int times=1;alarm(0);//杈撳嚭鏃讹紝涓嶅啀璁℃椂 printf("time:%d\n" , times*10 );times++ ;alarm(10); //閲嶆柊寮濮嬭鏃 } int main(){ if (signal(SIGINT,sig_int)==SIG_ERR)err_sys("can't catch SIGINT");if (...
绛旓細鍦linux涓嬶紝涓鑸殑c绋嬪簭寮鍙戞祦绋嬩负锛歝绋嬪簭鐨勭紪杈戯細涓鑸儏鍐典笅锛绠鍗曠殑c绋嬪簭缂栬緫鏄氳繃vi鏂囨湰缂栬緫鍣ㄨ繘琛岀殑锛岃娉曟牸寮忓拰鍦╳indows涓嬬殑缂栬緫鏄竴鏍风殑锛沜绋嬪簭鐨勭紪璇戯細鑰岀紪璇戝垯鏄缂栬緫濂界殑c璇█绋嬪簭杩涜涓涓紝棰勫鐞嗭紝缂栬緫锛屾眹缂栧拰閾炬帴鐨勮繃绋嬶紝涓鑸牸寮忎负: 缂栬瘧鍣ㄥ悕 -鍙傛暟 鐩爣鏂囦欢鍚 婧愭枃浠跺悕锛涗竴鑸伐...
