{"id":90334,"date":"2024-12-29T08:18:41","date_gmt":"2024-12-29T04:48:41","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/%d8%aa%d8%ac%d8%b2%db%8c%d9%87-%d8%a2%d8%b1%da%af%d9%88%d9%85%d8%a7%d9%86-%d9%87%d8%a7%db%8c-%d8%ae%d8%b7-%d9%81%d8%b1%d9%85%d8%a7%d9%86-%d8%af%d8%b1-c\/"},"modified":"2024-12-29T08:18:41","modified_gmt":"2024-12-29T04:48:41","slug":"%d8%aa%d8%ac%d8%b2%db%8c%d9%87-%d8%a2%d8%b1%da%af%d9%88%d9%85%d8%a7%d9%86-%d9%87%d8%a7%db%8c-%d8%ae%d8%b7-%d9%81%d8%b1%d9%85%d8%a7%d9%86-%d8%af%d8%b1-c","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/%d8%aa%d8%ac%d8%b2%db%8c%d9%87-%d8%a2%d8%b1%da%af%d9%88%d9%85%d8%a7%d9%86-%d9%87%d8%a7%db%8c-%d8%ae%d8%b7-%d9%81%d8%b1%d9%85%d8%a7%d9%86-%d8%af%d8%b1-c\/","title":{"rendered":"\u062a\u062c\u0632\u06cc\u0647 \u0622\u0631\u06af\u0648\u0645\u0627\u0646 \u0647\u0627\u06cc \u062e\u0637 \u0641\u0631\u0645\u0627\u0646 \u062f\u0631 C"},"content":{"rendered":"
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\u062a\u062c\u0632\u06cc\u0647 \u0628\u0647 \u062a\u0646\u0647\u0627\u06cc\u06cc:<\/p>\n

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#include<\/span> <\/span>\n#include<\/span> <\/span>\n#include<\/span> <\/span>\n#include<\/span> <\/span>\n<\/span>\ntypedef<\/span> struct<\/span> {<\/span>\n    char<\/span>*<\/span> filepath<\/span>;<\/span>\n    bool<\/span> myflag<\/span>;<\/span>\n    int<\/span> myvalue<\/span>;<\/span>\n}<\/span> CliArgs<\/span>;<\/span>\n\nstatic<\/span> inline<\/span> void<\/span> error<\/span>(<\/span>const<\/span> char<\/span>*<\/span> message<\/span>)<\/span> {<\/span>\n    fprintf<\/span>(<\/span>stderr<\/span>,<\/span> \"%s<\/span>\\n<\/span>\"<\/span>,<\/span> message<\/span>);<\/span>\n    exit<\/span>(<\/span>1<\/span>);<\/span>\n}<\/span>\n\nCliArgs<\/span> parse<\/span>(<\/span>int<\/span> argc<\/span>,<\/span> char<\/span>**<\/span> argv<\/span>)<\/span> {<\/span>\n    CliArgs<\/span> cli_args<\/span> =<\/span> {<\/span> .<\/span>filepath<\/span> =<\/span> 0<\/span>,<\/span> .<\/span>myflag<\/span> =<\/span> false<\/span>,<\/span> .<\/span>myvalue<\/span> =<\/span> 0<\/span> };<\/span>\n\n    if<\/span> (<\/span>argc<\/span> ==<\/span> 1<\/span>)<\/span>\n        error<\/span>(<\/span>\"No argument was passed.\"<\/span>);<\/span>\n\n    for<\/span> (<\/span>int<\/span> i<\/span> =<\/span> 1<\/span>;<\/span> i<\/span> <<\/span> argc<\/span>;<\/span> ++<\/span>i<\/span>)<\/span> {<\/span>\n        if<\/span> (<\/span>!<\/span>strcmp<\/span>(<\/span>argv<\/span>[<\/span>i<\/span>],<\/span> \"--myflag\"<\/span>))<\/span> {<\/span>\n            cli_args<\/span>.<\/span>myflag<\/span> =<\/span> true<\/span>;<\/span>\n            continue<\/span>;<\/span>\n        }<\/span>\n\n        if<\/span> (<\/span>!<\/span>strcmp<\/span>(<\/span>argv<\/span>[<\/span>i<\/span>],<\/span> \"--myvalue\"<\/span>))<\/span> {<\/span>\n            ++<\/span>i<\/span>;<\/span>\n\n            if<\/span> (<\/span>i<\/span> ==<\/span> argc<\/span>)<\/span>\n                error<\/span>(<\/span>\"No value passed for --myvalue.\"<\/span>);<\/span>\n\n            char<\/span>*<\/span> str_end<\/span>;<\/span>\n            cli_args<\/span>.<\/span>myvalue<\/span> =<\/span> strtol<\/span>(<\/span>argv<\/span>[<\/span>i<\/span>],<\/span> &<\/span>str_end<\/span>,<\/span> 10<\/span>);<\/span>\n\n            if<\/span> (<\/span>*<\/span>str_end<\/span>)<\/span>\n                error<\/span>(<\/span>\"Invalid value for --myvalue.\"<\/span>);<\/span>\n\n            continue<\/span>;<\/span>\n        }<\/span>\n\n        if<\/span> (<\/span>cli_args<\/span>.<\/span>filepath<\/span>)<\/span>\n            error<\/span>(<\/span>\"Only a single filepath can be given.\"<\/span>);<\/span>\n        else<\/span>\n            cli_args<\/span>.<\/span>filepath<\/span> =<\/span> argv<\/span>[<\/span>i<\/span>];<\/span>\n    }<\/span>\n\n    if<\/span> (<\/span>!<\/span>cli_args<\/span>.<\/span>filepath<\/span>)<\/span>\n        error<\/span>(<\/span>\"No filepath was passed.\"<\/span>);<\/span>\n\n    return<\/span> cli_args<\/span>;<\/span>\n}<\/span>\n\nint<\/span> main<\/span>(<\/span>int<\/span> argc<\/span>,<\/span> char<\/span>**<\/span> argv<\/span>)<\/span> {<\/span>\n    CliArgs<\/span> cli_args<\/span> =<\/span> parse<\/span>(<\/span>argc<\/span>,<\/span> argv<\/span>);<\/span>\n\n    printf<\/span>(<\/span>\"%s was called:<\/span>\\n<\/span>\"<\/span>,<\/span> argv<\/span>[<\/span>0<\/span>]);<\/span>\n\n    printf<\/span>(<\/span>\n        \"%s is the filepath, myflag is %s and myvalue is %i.<\/span>\\n<\/span>\"<\/span>,<\/span>\n        cli_args<\/span>.<\/span>filepath<\/span>,<\/span>\n        cli_args<\/span>.<\/span>myflag<\/span> ?<\/span> \"true\"<\/span> :<\/span> \"false\"<\/span>,<\/span>\n        cli_args<\/span>.<\/span>myvalue<\/span>\n    );<\/span>\n\n    return<\/span> 0<\/span>;<\/span>\n}<\/span>\n<\/code><\/pre>\n
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    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0627\u062c\u0631\u0627\u06cc \u0622\u0646:<\/p>\n
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$ gcc cli_args.c -o cli_args\n\n$ .\/cli_args \nNo argument was passed.\n\n$ .\/cli_args foo.txt\n.\/cli_args was called:\nfoo.txt is the filepath, myflag is false and myvalue is 0.\n\n$ .\/cli_args foo.txt --myvalue\nNo value passed for --myvalue.\n\n$ .\/cli_args foo.txt --myvalue bar\nInvalid value for --myvalue.\n\n$ .\/cli_args foo.txt --myvalue 123\n.\/cli_args was called:\nfoo.txt is the filepath, myflag is false and myvalue is 123.\n\n$ .\/cli_args foo.txt --myvalue 123 --myflag\n.\/cli_args was called:\nfoo.txt is the filepath, myflag is true and myvalue is 123.\n<\/code><\/pre>\n
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    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"
\u062a\u062c\u0632\u06cc\u0647 \u0628\u0647 \u062a\u0646\u0647\u0627\u06cc\u06cc: #include #include #include #include typedef struct { char* filepath; bool myflag; int myvalue; } CliArgs; static inline void error(const char* message) { fprintf(stderr, “%s\\n”, message); exit(1); } CliArgs parse(int argc, char** argv) { CliArgs cli_args = { .filepath = 0, .myflag = false, .myvalue = 0 }; if (argc == 1) error(“No …<\/p>\n","protected":false},"author":2,"featured_media":90335,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"https:\/\/media2.dev.to\/dynamic\/image\/width=1000,height=500,fit=cover,gravity=auto,format=auto\/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Farticles%2Fks5bwf77df9lelw30qgv.png","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-90334","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/90334","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=90334"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/90334\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/90335"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=90334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=90334"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=90334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}