{"id":5035,"date":"2022-03-24T22:43:21","date_gmt":"2022-03-24T13:43:21","guid":{"rendered":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=5035"},"modified":"2022-03-24T16:37:02","modified_gmt":"2022-03-24T07:37:02","slug":"c-exec-%ed%95%a8%ec%88%98-%ec%a0%95%eb%a6%ac","status":"publish","type":"post","link":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=5035","title":{"rendered":"C exec \ud568\uc218 \uc815\ub9ac"},"content":{"rendered":"<h1>C exec \ud568\uc218 \uc815\ub9ac<\/h1>\n<h2>execl, execv, execle, execve, execlp, execvp<\/h2>\n<p>\ubaa8\ub450 \uacb0\uad6d\uc740 system() \ud568\uc218\ub97c \ud638\ucd9c\ud55c\ub2e4.<br \/>\n\uc0c8 \ud504\ub85c\uc138\uc2a4\ub97c \uc0dd\uc131\ud558\uace0 \uc790\uc2e0\uc740 \uc885\ub8cc\ud55c\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc774\ub984<\/th>\n<th>\uc758\ubbf8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>p<\/td>\n<td>\ud604\uc7ac PATH \uc5d0\uc11c\ub9cc \uc2e4\ud589\ud560 \uba85\ub839\uc5b4\ub97c \ucc3e\ub294\ub2e4.(PATH)<\/td>\n<\/tr>\n<tr>\n<td>l<\/td>\n<td>\ud30c\ub77c\ubbf8\ud130\ub97c \ub9ac\uc2a4\ud2b8\ub85c \ubc1b\ub294\ub2e4. \ub9c8\uc9c0\ub9c9 \ud30c\ub77c\ubbf8\ud130\ub294 0 \uc774\ub2e4.(LIST)<\/td>\n<\/tr>\n<tr>\n<td>v<\/td>\n<td>\ud30c\ub77c\ubbf8\ud130\ub97c \ubc30\uc5f4\ub85c \ubc1b\ub294\ub2e4.(VECTOR)<\/td>\n<\/tr>\n<tr>\n<td>e<\/td>\n<td>\ub9c8\uc9c0\ub9c9 \ud30c\ub77c\ubbf8\ud130\ub85c \ud658\uacbd\ubcc0\uc218\ub97c \ubc1b\ub294\ub2e4.(ENVIRONMENT)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\ud568\uc218 \uc6d0\ud615<\/h2>\n<pre><code class=\"language-c\">#include &lt;unistd.h&gt;\n\nint execl(const char *filepath, const char *arg0, ... \/* (char *) 0 *\/);\nint execv(const char *filepath, char *const argv[]);\nint execle(const char *filepath, const char *arg0, ... \/* (char *) 0, char *const envpp[] *\/);\nint execve(const char *filepath, char *const argv[], char *const envpp[]);\nint execlp(const char *filepath, const char *arg0, ... \/* (char *) 0 *\/);\nint execvp(const char *filepath, char *const argv[]);<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>C exec \ud568\uc218 \uc815\ub9ac execl, execv, execle, execve, execlp, execvp \ubaa8\ub450 \uacb0\uad6d\uc740 system() \ud568\uc218\ub97c \ud638\ucd9c\ud55c\ub2e4. \uc0c8 \ud504\ub85c\uc138\uc2a4\ub97c \uc0dd\uc131\ud558\uace0 \uc790\uc2e0\uc740 \uc885\ub8cc\ud55c\ub2e4. \uc774\ub984 \uc758\ubbf8 p \ud604\uc7ac PATH \uc5d0\uc11c\ub9cc \uc2e4\ud589\ud560 \uba85\ub839\uc5b4\ub97c \ucc3e\ub294\ub2e4.(PATH) l \ud30c\ub77c\ubbf8\ud130\ub97c \ub9ac\uc2a4\ud2b8\ub85c \ubc1b\ub294\ub2e4. \ub9c8\uc9c0\ub9c9 \ud30c\ub77c\ubbf8\ud130\ub294 0 \uc774\ub2e4.(LIST) v \ud30c\ub77c\ubbf8\ud130\ub97c \ubc30\uc5f4\ub85c \ubc1b\ub294\ub2e4.(VECTOR) e \ub9c8\uc9c0\ub9c9 \ud30c\ub77c\ubbf8\ud130\ub85c \ud658\uacbd\ubcc0\uc218\ub97c \ubc1b\ub294\ub2e4.(ENVIRONMENT) \ud568\uc218 \uc6d0\ud615 #include &lt;unistd.h&gt; int execl(const char *filepath, const\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=5035\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-5035","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/5035","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5035"}],"version-history":[{"count":4,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/5035\/revisions"}],"predecessor-version":[{"id":5039,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/5035\/revisions\/5039"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}