sh imele “iqokobhe” kwaye iqokobhe lidala, Unix njengetoliki yomgca womyalelo. Itoliki yinkqubo eyenza imiyalelo ethile ebhalwe kwiprogram okanye ulwimi lokubhala.
Zenza ntoni iifayile ze-sh kwiLinux?
Inkqubo yokusebenzisa iqokobhe lefayile ye .sh kwi Linux ihamba ngolu hlobo lulandelayo:
- Vula usetyenziso lweSimina kwiLinux okanye kwiUnix.
- Yenza ifayile yeskripthi entsha ngolwandiso lwe-.sh usebenzisa umhleli wokubhaliweyo.
- Bhala ifayile yeskripthi usebenzisa i-nano script-name-here.sh.
- Cwangcisa imvume yokuphumeza kwiscript sakho usebenzisa umyalelo we-chmod : ...
- Ukwenza iskripthi sakho :
Yintoni ukusetyenziswa kwefayile ye-.sh?
Yintoni ifayile ye-SH? Ifayile ene. sh ulwandiso yi a ifayile yemiyalelo yolwimi loshicilelo equlathe inkqubo yekhompyuter eqhutywa liqokobhe le Unix. Ingaqulatha uthotho lwemiyalelo esebenza ngokulandelelanayo ukwenza imisebenzi efana nokulungiswa kweefayile, ukuphunyezwa kweenkqubo kunye neminye imisebenzi enjalo.
Usebenza njani umyalelo we-sh?
sh Umyalelo
- Injongo. Ibiza iqokobhe elihlala lihleli.
- Isivakalisi. Jonga kwisivakalisi somyalelo we ksh. Ifayile /usr/bin/sh inxulunyaniswe neqokobhe leKorn.
- Inkcazo. Umyalelo we-sh ubiza iqokobhe elingagqibekanga kwaye isebenzisa isivakalisi kunye neeflegi. …
- Iiflegi. Jonga kwiiflegi zeqokobhe leKorn (ksh umyalelo).
- Iifayile. Into.
Yintoni umahluko phakathi kwe-sh kunye ne-CSH?
Iqokobhe lokuqala yayiyiBourne Shell (okanye sh) kwaye yayingagqibekanga kwi Unix ixesha elide. Emva koko kwavela eyona nto iphambili kwi-Unix, kwaye kwabakho iqokobhe elitsha wadalwa ukusuka ekuqaleni ebizwa ngokuba yi-C Shell (okanye i-csh). I-Bourne Shell eyaguga yalandelwa yiKorn Shell ehambelanayo kodwa enamandla ngakumbi (okanye i-ksh).
Uyiqhuba njani i-sh?
Amanyathelo okubhala kunye nokwenza iskripthi
- Vula isigxina. Yiya kulawulo apho ufuna ukwenza iscript sakho.
- Yenza ifayile nge. sh ulwandiso.
- Bhala iskripthi kwifayile usebenzisa umhleli.
- Yenza okushicilelweyo kuphunyezwe ngomyalelo chmod +x .
- Sebenzisa iscript usebenzisa ./ .
Yintoni i-$? Kwi Unix?
I-$? iyaguquguquka imele imo yokuphuma yomyalelo wangaphambili. Ubume bokuphuma lixabiso lamanani elibuyiswe ngumyalelo ngamnye ekugqityweni kwawo. Umzekelo, eminye imiyalelo yahlula phakathi kweentlobo zeemposiso kwaye izakubuyisela amaxabiso ahlukeneyo okuphuma ngokuxhomekeke kudidi oluthile lokusilela.
Ndisiqhuba njani isikripthi seqokobhe?
Izikripthi zeShell zibhalwa kusetyenziswa abahleli bombhalo. Kwinkqubo yakho yeLinux, vula inkqubo yomhleli wokubhaliweyo, vula ifayile entsha ukuze uqalise ukuchwetheza iskripthi seqokobhe okanye inkqubo yeqokobhe, emva koko unike imvume yeqokobhe ukuba liphumeze iskripthi sakho seqokobhe kwaye ubeke iskripthi sakho kwindawo apho iqokobhe lingasifumana khona.
Yintoni ifayile ye-sh?
Umbhalo weqokobhe okanye i-sh-fayile yi into phakathi komyalelo omnye kunye (akukho mfuneko) inkqubo encinci. Uluvo olusisiseko kukudibanisa imiyalelo embalwa yeqokobhe kwifayile ukwenzela ukusetyenziswa ngokulula. Ngoko nanini na xa uxelela iqokobhe ukuba liphumeze laa fayile, iya kwenza yonke imiyalelo ekhankanyiweyo ngokulandelelana kwayo.
Ndiyihlela njani ifayile ye-sh?
Ndiyihlela njani i. sh ifayile kwiLinux?
- Vula ifayile kwi-vim ngomyalelo othi "vim". …
- Chwetheza "/" kwaye ke igama lexabiso ongathanda ukulihlela kwaye ucinezele u-Enter ukukhangela ixabiso kwifayile. …
- Chwetheza "i" ukufaka imo yokufaka.
- Guqula ixabiso ongathanda ukulitshintsha usebenzisa izitshixo zotolo kwibhodi yezitshixo.
Ndiyifunda njani ifayile ye-.sh?
Indlela iingcali ezenza ngayo
- Vula ii-Aplikheshini -> Izixhobo -> Itheminali.
- Fumana apho ifayile ye.sh. Sebenzisa imiyalelo ye-ls kunye ne-cd. ls izakudwelisa iifayile kunye neencwadi kwincwadi eneenkcukacha yangoku. Zama: chwetheza "ls" kwaye ucinezele u-Enter. …
- Qhuba ifayile ye-.sh. Nje ukuba ubone umzekelo script1.sh nge ls sebenzisa oku: ./script.sh.