Support -fno-exceptions

CHANGELOG.md

@@ -1,3 +1,9 @@
+Version 226:
+
+* Support -fno-exceptions
+
+--------------------------------------------------------------------------------
+
 Version 225:
 
 * Tidy up an unused function

include/boost/beast/_experimental/test/impl/stream.ipp

@@ -86,8 +86,8 @@ void stream::initiate_read(
 
     ++in_->nread;
     if(in_->op != nullptr)
-        throw std::logic_error(
+        BOOST_THROW_EXCEPTION(
-            "in_->op != nullptr");
+            std::logic_error{"in_->op != nullptr"});
 
     // test failure
     error_code ec;

include/boost/beast/http/detail/basic_parser.hpp

@@ -674,7 +674,9 @@ struct basic_parser_base
         buf.resize(0);
         buf.append(first, token_last);
         BOOST_ASSERT(! buf.empty());
+#ifndef BOOST_NO_EXCEPTIONS
         try
+#endif
         {
             for(;;)
             {
@@ -719,11 +721,13 @@ struct basic_parser_base
                 ++p;
             }
         }
+#ifndef BOOST_NO_EXCEPTIONS
         catch(std::length_error const&)
         {
             ec = error::header_limit;
             return;
         }
+#endif
     }
 
     void

include/boost/beast/http/impl/fields.hpp

@@ -1048,6 +1048,7 @@ set_chunked_impl(bool value)
     // filter "chunked"
     if(it == end())
         return;
+#ifndef BOOST_NO_EXCEPTIONS
     try
     {
         static_string<max_static_buffer> buf;
@@ -1062,6 +1063,7 @@ set_chunked_impl(bool value)
             erase(field::transfer_encoding);
     }
     catch(std::length_error const&)
+#endif
     {
     #ifdef BOOST_BEAST_HTTP_NO_FIELDS_BASIC_STRING_ALLOCATOR
         // Workaround for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56437
@@ -1108,6 +1110,7 @@ set_keep_alive_impl(
 {
     // VFALCO What about Proxy-Connection ?
     auto const value = (*this)[field::connection];
+#ifndef BOOST_NO_EXCEPTIONS
     try
     {
         static_string<max_static_buffer> buf;
@@ -1119,6 +1122,7 @@ set_keep_alive_impl(
             set(field::connection, buf);
     }
     catch(std::length_error const&)
+#endif
     {
     #ifdef BOOST_BEAST_HTTP_NO_FIELDS_BASIC_STRING_ALLOCATOR
         // Workaround for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56437

include/boost/beast/http/parser.hpp

@@ -350,18 +350,11 @@ private:
         }
         used_ = true;
 
-        try
-        {
         m_.target(target);
         if(method != verb::unknown)
             m_.method(method);
         else
             m_.method_string(method_str);
-        }
-        catch(std::bad_alloc const&)
-        {
-            ec = error::bad_alloc;
-        }
         m_.version(version);
     }
 
@@ -409,15 +402,8 @@ private:
 
         m_.result(code);
         m_.version(version);
-        try
-        {
         m_.reason(reason);
     }
-        catch(std::bad_alloc const&)
-        {
-            ec = error::bad_alloc;
-        }
-    }
 
     void
     on_response_impl(
@@ -443,17 +429,10 @@ private:
         field name,
         string_view name_string,
         string_view value,
-        error_code& ec) override
+        error_code&) override
-    {
-        try
     {
         m_.insert(name, name_string, value);
     }
-        catch(std::bad_alloc const&)
-        {
-            ec = error::bad_alloc;
-        }
-    }
 
     void
     on_header_impl(error_code& ec) override