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🏁 adding parentheses around std::snprintf calls #1337

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This commit is contained in:
Niels Lohmann 2018-11-09 21:18:02 +01:00
parent f80efd3954
commit da81e7be22
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GPG key ID: 7F3CEA63AE251B69
4 changed files with 22 additions and 22 deletions
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4
include/nlohmann/detail/input/binary_reader.hpp
View file

@ -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};
}

2
include/nlohmann/detail/input/lexer.hpp
View file

@ -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

10
include/nlohmann/detail/output/serializer.hpp
View file

@ -372,13 +372,13 @@ class serializer
{
if (codepoint <= 0xFFFF)
{
std::snprintf(string_buffer.data() + bytes, 7, "\\u%04x",
(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",
(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);

16
single_include/nlohmann/json.hpp
View file

@ -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};
}
@ -11143,13 +11143,13 @@ class serializer
{
if (codepoint <= 0xFFFF)
{
std::snprintf(string_buffer.data() + bytes, 7, "\\u%04x",
(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",
(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);