.

wcfs/internal/wcfs_misc.cpp

@@ -205,7 +205,8 @@ bool has_prefix(const string &s, const string &prefix) {
 
 vector<string> split(const string &s, char sep) {
     vector<string> r;
-    int psep_prev=-1, psep;
+    int psep_prev=-1;
+    size_t psep;
     while (1) {
         psep = s.find(sep, psep_prev+1);
         if (psep == string::npos)

wcfs/internal/wcfs_virtmem.cpp

@@ -690,14 +690,15 @@ error WatchLink::recvReq(IContext *ctx, PinReq *prx) {
 static error _parsePinReq(PinReq *pin, const rxPkt *pkt) {
     // XXX err ctx "bad pin"
     pin->stream = pkt->stream;
+    auto msg = pkt->to_string();
 
     // pin <foid>) #<blk> @<at>
     if (!strings::has_prefix(msg, "pin "))
         return fmt::errorf("not a pin request");    // XXX +msg?
 
-    argv = strings::split(msg.substr(4), ' ');
-    if (msgv.len() != 3)
-        return fmt::errorf("expected 3 arguments, got %d", msgv.len());
+    auto argv = strings::split(msg.substr(4), ' ');
+    if (argv.size() != 3)
+        return fmt::errorf("expected 3 arguments, got %zd", argv.size());
 
     // XXX