Boost library min/max guidance:

fix #170

include/beast/core/basic_streambuf.hpp

@@ -250,7 +250,7 @@ public:
     size_type
     max_size() const
     {
-        return std::numeric_limits<std::size_t>::max();
+        return (std::numeric_limits<std::size_t>::max)();
     }
 
     /// Returns the maximum sum of the sizes of the input sequence and output sequence the buffer can hold without requiring reallocation.

include/beast/core/detail/clamp.hpp

@@ -19,8 +19,8 @@ static
 std::size_t
 clamp(UInt x)
 {
-    if(x >= std::numeric_limits<std::size_t>::max())
-        return std::numeric_limits<std::size_t>::max();
+    if(x >= (std::numeric_limits<std::size_t>::max)())
+        return (std::numeric_limits<std::size_t>::max)();
     return static_cast<std::size_t>(x);
 }
 

include/beast/core/detail/sha1.hpp

@@ -249,7 +249,7 @@ update(sha1_context& ctx,
         std::uint8_t const*>(message);
     for(;;)
     {
-        auto const n = std::min(
+        auto const n = (std::min)(
             size, sizeof(ctx.buf) - ctx.buflen);
         std::memcpy(ctx.buf + ctx.buflen, p, n);
         ctx.buflen += n;

include/beast/core/impl/basic_streambuf.ipp

@@ -657,7 +657,7 @@ basic_streambuf<Allocator>::commit(size_type n)
         debug_check();
     }
 
-    n = std::min(n, out_end_ - out_pos_);
+    n = (std::min)(n, out_end_ - out_pos_);
     out_pos_ += n;
     in_size_ += n;
     if(out_pos_ == out_->size())
@@ -862,13 +862,13 @@ read_size_helper(basic_streambuf<
     // buffer, try to fill that up first
     auto const avail = streambuf.capacity() - streambuf.size();
     if (avail > 0)
-        return std::min(avail, max_size);
+        return (std::min)(avail, max_size);
     // Try to have just one new block allocated
     constexpr std::size_t low = 512;
     if (streambuf.alloc_size_ > low)
-        return std::min(max_size, streambuf.alloc_size_);
+        return (std::min)(max_size, streambuf.alloc_size_);
     // ...but enforce a 512 byte minimum.
-    return std::min(max_size, low);
+    return (std::min)(max_size, low);
 }
 
 template<class Alloc, class T>

include/beast/core/impl/buffers_adapter.ipp

@@ -444,7 +444,7 @@ buffers_adapter<MutableBufferSequence>::commit(std::size_t n)
         max_size_ -= avail;
     }
 
-    n = std::min(n, out_end_ - out_pos_);
+    n = (std::min)(n, out_end_ - out_pos_);
     out_pos_ += n;
     in_size_ += n;
     max_size_ -= n;

include/beast/core/prepare_buffers.hpp

@@ -31,7 +31,7 @@ prepare_buffer(std::size_t n,
     using boost::asio::buffer_cast;
     using boost::asio::buffer_size;
     return { buffer_cast<void const*>(buffer),
-        std::min(n, buffer_size(buffer)) };
+        (std::min)(n, buffer_size(buffer)) };
 }
 
 /** Get a trimmed mutable buffer.
@@ -48,7 +48,7 @@ prepare_buffer(std::size_t n,
     using boost::asio::buffer_cast;
     using boost::asio::buffer_size;
     return { buffer_cast<void*>(buffer),
-        std::min(n, buffer_size(buffer)) };
+        (std::min)(n, buffer_size(buffer)) };
 }
 
 /** Wrapper to produce a trimmed buffer sequence.

include/beast/http/basic_parser_v1.hpp

@@ -125,7 +125,7 @@ enum class body_what
 
 /// The value returned when no content length is known or applicable.
 static std::uint64_t constexpr no_content_length =
-    std::numeric_limits<std::uint64_t>::max();
+    (std::numeric_limits<std::uint64_t>::max)();
 
 /** A parser for decoding HTTP/1 wire format messages.
 

include/beast/websocket/detail/stream_base.hpp

@@ -356,8 +356,8 @@ read_fh2(DynamicBuffer& db, close_code::value& code)
         }
         else
         {
-            if(rd_size_ > std::numeric_limits<
-                std::uint64_t>::max() - rd_fh_.len)
+            if(rd_size_ > (std::numeric_limits<
+                std::uint64_t>::max)() - rd_fh_.len)
             {
                 code = close_code::too_big;
                 return;

include/beast/websocket/detail/utf8_checker.hpp

@@ -230,7 +230,7 @@ utf8_checker_t<_>::write(std::uint8_t const* in, std::size_t size)
     auto const end = in + size;
     if (need_ > 0)
     {
-        auto n = std::min(size, need_);
+        auto n = (std::min)(size, need_);
         size -= n;
         need_ -= n;
         while(n--)