From: "Alexandr R. Ogurtzoff" <aogurtsov@hostopia.com> To: community@altlinux.ru Subject: Re: [Comm] send pointer on struct to function in C Date: Mon, 14 Mar 2005 23:00:30 +0200 Message-ID: <200503142300.31398.aogurtsov@hostopia.com> (raw) In-Reply-To: <4235C282.5000701@ricom.ru> > инициализация > Options cmd[] = { > {"squidlog", "access.log"}, // path to squid access.log file > {"config", "trafficd.conf"} , // path to trafficd conf file {NULL,NULL} //Раз уж в коде проверяете > }; > > > функция > > char *OptionGetVal(Options *opt, char *name) { > int i=0; > while (opt[i].name != NULL ) { > if (!strcmp(name,opt[i].name)) return(char *)(opt[i].val); Тип бы надо всё таки привести раз функция так описана > i++; > } > return NULL; > } > > вызов ее такой > > printf("squidlog=%s\n", OptionGetVal(cmd,"squidlog")); > Ну а вообще на мой взгляд было бы кошернее static Options cmd[] = { {"squidlog", "access.log"}, // path to squid access.log file {"config", "trafficd.conf"} , // path to trafficd conf file }; // на момент компиляции размер масива cmd уже известен // Посчитаем число элементов #define MAX_INDEX = (sizeof(cmd)/sizeof(struct Options)); struct Options *OptionGetVal(Options *opt, char *name) { int i=0; while ( i < MAX_INDEX ){ if (!strcmp(name,opt[i].name)) return(opt[i]); i++; } return NULL; } И соответвено: printf("squidlog=%s\n", (char *)OptionGetVal(cmd,"squidlog")->val); -- Best regards Alexandr R. Ogurtzoff { UNIX is user friendly, it's just picky about who its friends are }
next prev parent reply other threads:[~2005-03-14 21:00 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2005-03-14 14:58 Alexey Morsov 2005-03-14 16:01 ` Alexandr R. Ogurtzoff 2005-03-14 16:46 ` Alexey Morsov 2005-03-14 16:50 ` Alexey Morsov 2005-03-14 16:51 ` Alexandr R. Ogurtzoff 2005-03-14 17:00 ` Alexey Morsov 2005-03-14 16:27 ` Alexey Rusakov 2005-03-14 16:57 ` Alexey Morsov 2005-03-14 21:00 ` Alexandr R. Ogurtzoff [this message] 2005-03-14 21:11 ` Alexey Rusakov 2005-03-15 8:01 ` Alexey Morsov 2005-03-15 8:20 ` Denis S. Filimonov 2005-03-15 8:38 ` Alexey Morsov 2005-03-15 11:01 ` Alexey Rusakov 2005-03-15 11:34 ` Alexey Morsov 2005-03-15 11:50 ` Alexey Rusakov 2005-03-15 8:20 ` Michael Holzman 2005-03-14 21:23 ` Alexandr R. Ogurtzoff
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