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// file : libbuild2/script/timeout.ixx -*- C++ -*-
// license : MIT; see accompanying LICENSE file
namespace build2
{
inline optional<timestamp>
parse_deadline (const string& s,
const char* what,
const char* prefix,
const location& l)
{
if (optional<duration> t = parse_timeout (s, what, prefix, l))
return system_clock::now () + *t;
else
return nullopt;
}
template <typename T>
inline T
earlier (const T& x, const T& y)
{
return x < y ? x : y;
}
template <typename T>
inline T
earlier (const T& x, const optional<T>& y)
{
return y ? earlier (x, *y) : x;
}
template <typename T>
inline T
earlier (const optional<T>& x, const T& y)
{
return earlier (y, x);
}
template <typename T>
inline optional<T>
earlier (const optional<T>& x, const optional<T>& y)
{
return x ? earlier (*x, y) :
y ? earlier (*y, x) :
optional<T> ();
}
}
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