Fixed compiler warings (with -Wall and -Wextra)

httplib.h

@@ -254,7 +254,7 @@ void split(const char* b, const char* e, char d, Fn fn)
     }
 }
 
-inline bool socket_gets(Stream& strm, char* buf, int bufsiz)
+inline bool socket_gets(Stream& strm, char* buf, size_t bufsiz)
 {
     // TODO: buffering for better performance
     size_t i = 0;
@@ -299,7 +299,7 @@ inline void socket_printf(Stream& strm, const char* fmt, const Args& ...args)
         if (n >= BUFSIZ) {
             std::vector<char> glowable_buf(BUFSIZ);
 
-            while (n >= glowable_buf.size()) {
+            while (n >= static_cast<int>(glowable_buf.size())) {
                 glowable_buf.resize(glowable_buf.size() * 2);
                 n = snprintf(&glowable_buf[0], glowable_buf.size(), fmt, args...);
             }

test/Makefile

@@ -1,6 +1,6 @@
 
 CC = clang++
-CFLAGS = -std=c++14 -DGTEST_USE_OWN_TR1_TUPLE -I.. -I.
+CFLAGS = -std=c++14 -DGTEST_USE_OWN_TR1_TUPLE -I.. -I. -Wall -Wextra
 #OPENSSL_SUPPORT = -DCPPHTTPLIB_OPENSSL_SUPPORT -I/usr/local/opt/openssl/include -L/usr/local/opt/openssl/lib -lssl -lcrypto
 
 all : test

test/test.cc

@@ -121,10 +121,10 @@ protected:
     virtual void SetUp() {
 		svr_.set_base_dir("./www");
 
-        svr_.get("/hi", [&](const Request& req, Response& res) {
+        svr_.get("/hi", [&](const Request& /*req*/, Response& res) {
                 res.set_content("Hello World!", "text/plain");
             })
-            .get("/", [&](const Request& req, Response& res) {
+            .get("/", [&](const Request& /*req*/, Response& res) {
                 res.set_redirect("/hi");
             })
             .post("/person", [&](const Request& req, Response& res) {
@@ -143,7 +143,7 @@ protected:
                     res.status = 404;
                 }
             })
-            .get("/stop", [&](const Request& req, Response& res) {
+            .get("/stop", [&](const Request& /*req*/, Response& /*res*/) {
                 svr_.stop();
             });
 
@@ -410,11 +410,11 @@ protected:
         , up_(false) {}
 
     virtual void SetUp() {
-        svr_.get("/hi", [&](const Request& req, Response& res) {
+        svr_.get("/hi", [&](const Request& /*req*/, Response& res) {
             res.set_content("Hello World!", "text/plain");
         });
 
-        svr_.get("/stop", [&](const Request& req, Response& res) {
+        svr_.get("/stop", [&](const Request& /*req*/, Response& /*res*/) {
             svr_.stop();
         });