diff --git a/include/nlohmann/detail/input/binary_reader.hpp b/include/nlohmann/detail/input/binary_reader.hpp
index 6f91f0df..5f3efaaf 100644
--- a/include/nlohmann/detail/input/binary_reader.hpp
+++ b/include/nlohmann/detail/input/binary_reader.hpp
@@ -264,7 +264,7 @@ class binary_reader
default: // anything else not supported (yet)
{
char cr[3];
- snprintf(cr, sizeof(cr), "%.2hhX", static_cast<unsigned char>(element_type));
+ (std::snprintf)(cr, sizeof(cr), "%.2hhX", static_cast<unsigned char>(element_type));
return sax->parse_error(element_type_parse_position, std::string(cr), parse_error::create(114, element_type_parse_position, "Unsupported BSON record type 0x" + std::string(cr)));
}
}
@@ -1921,7 +1921,7 @@ class binary_reader
std::string get_token_string() const
{
char cr[3];
- snprintf(cr, 3, "%.2hhX", static_cast<unsigned char>(current));
+ (std::snprintf)(cr, 3, "%.2hhX", static_cast<unsigned char>(current));
return std::string{cr};
}
diff --git a/include/nlohmann/detail/input/lexer.hpp b/include/nlohmann/detail/input/lexer.hpp
index dd474525..c3ecbee9 100644
--- a/include/nlohmann/detail/input/lexer.hpp
+++ b/include/nlohmann/detail/input/lexer.hpp
@@ -1360,7 +1360,7 @@ scan_number_done:
{
// escape control characters
char cs[9];
- snprintf(cs, 9, "<U+%.4X>", static_cast<unsigned char>(c));
+ (std::snprintf)(cs, 9, "<U+%.4X>", static_cast<unsigned char>(c));
result += cs;
}
else
diff --git a/include/nlohmann/detail/output/serializer.hpp b/include/nlohmann/detail/output/serializer.hpp
index a709a8ec..da5199b8 100644
--- a/include/nlohmann/detail/output/serializer.hpp
+++ b/include/nlohmann/detail/output/serializer.hpp
@@ -372,15 +372,15 @@ class serializer
{
if (codepoint <= 0xFFFF)
{
- std::snprintf(string_buffer.data() + bytes, 7, "\\u%04x",
- static_cast<uint16_t>(codepoint));
+ (std::snprintf)(string_buffer.data() + bytes, 7, "\\u%04x",
+ static_cast<uint16_t>(codepoint));
bytes += 6;
}
else
{
- std::snprintf(string_buffer.data() + bytes, 13, "\\u%04x\\u%04x",
- static_cast<uint16_t>(0xD7C0 + (codepoint >> 10)),
- static_cast<uint16_t>(0xDC00 + (codepoint & 0x3FF)));
+ (std::snprintf)(string_buffer.data() + bytes, 13, "\\u%04x\\u%04x",
+ static_cast<uint16_t>(0xD7C0 + (codepoint >> 10)),
+ static_cast<uint16_t>(0xDC00 + (codepoint & 0x3FF)));
bytes += 12;
}
}
@@ -416,7 +416,7 @@ class serializer
case error_handler_t::strict:
{
std::string sn(3, '\0');
- snprintf(&sn[0], sn.size(), "%.2X", byte);
+ (std::snprintf)(&sn[0], sn.size(), "%.2X", byte);
JSON_THROW(type_error::create(316, "invalid UTF-8 byte at index " + std::to_string(i) + ": 0x" + sn));
}
@@ -497,7 +497,7 @@ class serializer
case error_handler_t::strict:
{
std::string sn(3, '\0');
- snprintf(&sn[0], sn.size(), "%.2X", static_cast<uint8_t>(s.back()));
+ (std::snprintf)(&sn[0], sn.size(), "%.2X", static_cast<uint8_t>(s.back()));
JSON_THROW(type_error::create(316, "incomplete UTF-8 string; last byte: 0x" + sn));
}
@@ -616,7 +616,7 @@ class serializer
static constexpr auto d = std::numeric_limits<number_float_t>::max_digits10;
// the actual conversion
- std::ptrdiff_t len = snprintf(number_buffer.data(), number_buffer.size(), "%.*g", d, x);
+ std::ptrdiff_t len = (std::snprintf)(number_buffer.data(), number_buffer.size(), "%.*g", d, x);
// negative value indicates an error
assert(len > 0);
diff --git a/single_include/nlohmann/json.hpp b/single_include/nlohmann/json.hpp
index 19fb6ddf..7c31d212 100644
--- a/single_include/nlohmann/json.hpp
+++ b/single_include/nlohmann/json.hpp
@@ -3812,7 +3812,7 @@ scan_number_done:
{
// escape control characters
char cs[9];
- snprintf(cs, 9, "<U+%.4X>", static_cast<unsigned char>(c));
+ (std::snprintf)(cs, 9, "<U+%.4X>", static_cast<unsigned char>(c));
result += cs;
}
else
@@ -6605,7 +6605,7 @@ class binary_reader
default: // anything else not supported (yet)
{
char cr[3];
- snprintf(cr, sizeof(cr), "%.2hhX", static_cast<unsigned char>(element_type));
+ (std::snprintf)(cr, sizeof(cr), "%.2hhX", static_cast<unsigned char>(element_type));
return sax->parse_error(element_type_parse_position, std::string(cr), parse_error::create(114, element_type_parse_position, "Unsupported BSON record type 0x" + std::string(cr)));
}
}
@@ -8262,7 +8262,7 @@ class binary_reader
std::string get_token_string() const
{
char cr[3];
- snprintf(cr, 3, "%.2hhX", static_cast<unsigned char>(current));
+ (std::snprintf)(cr, 3, "%.2hhX", static_cast<unsigned char>(current));
return std::string{cr};
}
@@ -11143,15 +11143,15 @@ class serializer
{
if (codepoint <= 0xFFFF)
{
- std::snprintf(string_buffer.data() + bytes, 7, "\\u%04x",
- static_cast<uint16_t>(codepoint));
+ (std::snprintf)(string_buffer.data() + bytes, 7, "\\u%04x",
+ static_cast<uint16_t>(codepoint));
bytes += 6;
}
else
{
- std::snprintf(string_buffer.data() + bytes, 13, "\\u%04x\\u%04x",
- static_cast<uint16_t>(0xD7C0 + (codepoint >> 10)),
- static_cast<uint16_t>(0xDC00 + (codepoint & 0x3FF)));
+ (std::snprintf)(string_buffer.data() + bytes, 13, "\\u%04x\\u%04x",
+ static_cast<uint16_t>(0xD7C0 + (codepoint >> 10)),
+ static_cast<uint16_t>(0xDC00 + (codepoint & 0x3FF)));
bytes += 12;
}
}
@@ -11187,7 +11187,7 @@ class serializer
case error_handler_t::strict:
{
std::string sn(3, '\0');
- snprintf(&sn[0], sn.size(), "%.2X", byte);
+ (std::snprintf)(&sn[0], sn.size(), "%.2X", byte);
JSON_THROW(type_error::create(316, "invalid UTF-8 byte at index " + std::to_string(i) + ": 0x" + sn));
}
@@ -11268,7 +11268,7 @@ class serializer
case error_handler_t::strict:
{
std::string sn(3, '\0');
- snprintf(&sn[0], sn.size(), "%.2X", static_cast<uint8_t>(s.back()));
+ (std::snprintf)(&sn[0], sn.size(), "%.2X", static_cast<uint8_t>(s.back()));
JSON_THROW(type_error::create(316, "incomplete UTF-8 string; last byte: 0x" + sn));
}
@@ -11387,7 +11387,7 @@ class serializer
static constexpr auto d = std::numeric_limits<number_float_t>::max_digits10;
// the actual conversion
- std::ptrdiff_t len = snprintf(number_buffer.data(), number_buffer.size(), "%.*g", d, x);
+ std::ptrdiff_t len = (std::snprintf)(number_buffer.data(), number_buffer.size(), "%.*g", d, x);
// negative value indicates an error
assert(len > 0);