Use make_error_code for setting an error_code from errc:

In Boost.System, `boost::system::errc` is a namespace
containing ints. In C++11, std::errc is an enum marked
as an `error_condition`.

`error_code::assign` is specified as taking an int only,
while make_error_code is able to deal correctly with both forms.
This commit is contained in:
Paul "TBBle" Hampson
2018-01-08 12:50:14 +11:00
committed by Vinnie Falco
parent 3546eff033
commit 035248cefb
4 changed files with 16 additions and 15 deletions

View File

@ -1,6 +1,7 @@
Version 153:
* Remove BOOST_VERSION checks
* Use make_error_code for setting an error_code from errc
--------------------------------------------------------------------------------

View File

@ -224,7 +224,7 @@ size(error_code& ec) const
{
if(fd_ == -1)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
struct stat st;
@ -244,7 +244,7 @@ pos(error_code& ec) const
{
if(fd_ == -1)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
auto const result = ::lseek(fd_, 0, SEEK_CUR);
@ -264,7 +264,7 @@ seek(std::uint64_t offset, error_code& ec)
{
if(fd_ == -1)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return;
}
auto const result = ::lseek(fd_, offset, SEEK_SET);
@ -283,7 +283,7 @@ read(void* buffer, std::size_t n, error_code& ec) const
{
if(fd_ == -1)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
std::size_t nread = 0;
@ -319,7 +319,7 @@ write(void const* buffer, std::size_t n, error_code& ec)
{
if(fd_ == -1)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
std::size_t nwritten = 0;

View File

@ -122,7 +122,7 @@ size(error_code& ec) const
{
if(! f_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
long pos = std::ftell(f_);
@ -159,7 +159,7 @@ pos(error_code& ec) const
{
if(! f_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
long pos = std::ftell(f_);
@ -179,7 +179,7 @@ seek(std::uint64_t offset, error_code& ec)
{
if(! f_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return;
}
if(offset > (std::numeric_limits<long>::max)())
@ -202,7 +202,7 @@ read(void* buffer, std::size_t n, error_code& ec) const
{
if(! f_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
auto nread = std::fread(buffer, 1, n, f_);
@ -221,7 +221,7 @@ write(void const* buffer, std::size_t n, error_code& ec)
{
if(! f_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
auto nwritten = std::fwrite(buffer, 1, n, f_);

View File

@ -216,7 +216,7 @@ size(error_code& ec) const
{
if(h_ == boost::winapi::INVALID_HANDLE_VALUE_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
boost::winapi::LARGE_INTEGER_ fileSize;
@ -237,7 +237,7 @@ pos(error_code& ec)
{
if(h_ == boost::winapi::INVALID_HANDLE_VALUE_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
boost::winapi::LARGE_INTEGER_ in;
@ -261,7 +261,7 @@ seek(std::uint64_t offset, error_code& ec)
{
if(h_ == boost::winapi::INVALID_HANDLE_VALUE_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return;
}
boost::winapi::LARGE_INTEGER_ in;
@ -283,7 +283,7 @@ read(void* buffer, std::size_t n, error_code& ec)
{
if(h_ == boost::winapi::INVALID_HANDLE_VALUE_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
std::size_t nread = 0;
@ -324,7 +324,7 @@ write(void const* buffer, std::size_t n, error_code& ec)
{
if(h_ == boost::winapi::INVALID_HANDLE_VALUE_)
{
ec.assign(errc::invalid_argument, generic_category());
ec = make_error_code(errc::invalid_argument);
return 0;
}
std::size_t nwritten = 0;