Made defines instead of plain numbers for the Curl_resolv() return code to

make the code easier to read

1 files changed, 10 insertions, 4 deletions

diff --git a/lib/hostip.h b/lib/hostip.h
index e0cc6beb4..75245e6bd 100644
--- a/lib/hostip.h
+++ b/lib/hostip.h
@@ -51,10 +51,12 @@ struct Curl_dns_entry {
  * The returned data *MUST* be "unlocked" with Curl_resolv_unlock() after
  * use, or we'll leak memory!
  */
-int Curl_resolv(struct connectdata *conn,
-                char *hostname,
-                int port,
-                struct Curl_dns_entry **dnsentry);
+/* return codes */
+#define CURLRESOLV_ERROR    -1
+#define CURLRESOLV_RESOLVED  0
+#define CURLRESOLV_PENDING   1
+int Curl_resolv(struct connectdata *conn, char *hostname,
+                int port, struct Curl_dns_entry **dnsentry);
 
 /*
  * Curl_ipvalid() checks what CURL_IPRESOLVE_* requirements that might've
@@ -201,6 +203,10 @@ Curl_cache_addr(struct SessionHandle *data, Curl_addrinfo *addr,
 #define CURLRES_SYNCH
 #endif
 
+#ifndef USE_LIBIDN
+#define CURLRES_IDN
+#endif
+
 /* Allocate enough memory to hold the full name information structs and
  * everything. OSF1 is known to require at least 8872 bytes. The buffer
  * required for storing all possible aliases and IP numbers is according to