nerdcruft/libcruft-util
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io: templatise write on output data type

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This commit is contained in:
Danny Robson 2014-12-30 18:37:36 +11:00
parent debdd77610
commit 46686dbc64
2 changed files with 10 additions and 4 deletions
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11
io.cpp
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@ -92,14 +92,15 @@ util::slurp (const boost::filesystem::path& path) {
}
//----------------------------------------------------------------------------
template <typename T>
void
util::write (const boost::filesystem::path &path, const char *data, size_t len) {
util::write (const boost::filesystem::path &path, const T *data, size_t len) {
CHECK_SOFT (len > 0);
CHECK_HARD (data);
fd_ref fd (path, ACCESS_WRITE);
const char *cursor = data;
size_t remaining = len;
const char *cursor = reinterpret_cast<const char*> (data);
size_t remaining = len * sizeof (T);
while (remaining) {
ssize_t consumed = ::write (fd, cursor, remaining);
@ -111,6 +112,10 @@ util::write (const boost::filesystem::path &path, const char *data, size_t len)
}
}
template void write<char> (const boost::filesystem::path&, const char*, size_t);
template void write<uint8_t> (const boost::filesystem::path&, const uint8_t*, size_t);
//----------------------------------------------------------------------------
fd_ref::fd_ref (int _fd):
fd (_fd)

3
io.hpp
View File

@ -47,8 +47,9 @@ namespace util {
std::unique_ptr<char []>
slurp [[gnu::warn_unused_result]] (const boost::filesystem::path&);
template <typename T>
void
write (const boost::filesystem::path &, const char *data, size_t len);
write (const boost::filesystem::path &, const T *data, size_t len);
///------------------------------------------------------------------------