refactor: add code comment.

liqiang-fit2cloud · liuruibin · commit cd89dd672647 · 2025-11-11T20:45:20.000+08:00
diff --git a/installer/sandbox.c b/installer/sandbox.c
@@ -108,7 +108,7 @@ int connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen) {
 
     if (banned_env && *banned_env && match_env_patterns(ip, banned_env)) {
         fprintf(stderr, "[sandbox] 🚫 Access to host %s is banned\n", ip);
-        errno = EACCES;
+        errno = EACCES; // EACCES 的值是 13, 意思是 Permission denied
         return -1;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -108,7 +108,7 @@ int connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen) {`
`108`	`108`
`109`	`109`	`if (banned_env && *banned_env && match_env_patterns(ip, banned_env)) {`
`110`	`110`	`fprintf(stderr, "[sandbox] 🚫 Access to host %s is banned\n", ip);`
`111`		`- errno = EACCES;`
	`111`	`+ errno = EACCES; // EACCES 的值是 13, 意思是 Permission denied`
`112`	`112`	`return -1;`
`113`	`113`	`}`
`114`	`114`