wasphin commented on code in PR #1818:
URL: https://github.com/apache/incubator-brpc/pull/1818#discussion_r904520518
##########
src/butil/endpoint.cpp:
##########
@@ -193,12 +194,24 @@ int hostname2ip(const char* hostname, ip_t* ip) {
return -1;
}
#else
- char aux_buf[1024];
+ int aux_buf_len = 1024;
+ std::unique_ptr<char[]> aux_buf(new char[aux_buf_len]);
+ int ret = 0;
int error = 0;
struct hostent ent;
struct hostent* result = NULL;
- if (gethostbyname_r(hostname, &ent, aux_buf, sizeof(aux_buf),
- &result, &error) != 0 || result == NULL) {
+ do {
+ result = NULL;
+ error = 0;
+ ret = gethostbyname_r(hostname, &ent, aux_buf.get(), aux_buf_len,
+ &result, &error);
Review Comment:
这一行格式其实建议调一下～
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