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BAN: Allow userspace to use string literals with BAN::Error

This commit is contained in:
Bananymous 2024-10-10 21:54:52 +03:00
parent 2da6776451
commit 44629ba5dd
1 changed files with 23 additions and 3 deletions
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26
BAN/include/BAN/Errors.h
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@ -36,7 +36,14 @@ namespace BAN
{
return Error((uint64_t)error | kernel_error_mask);
}
#else
template<size_t N>
consteval static Error from_literal(const char (&message)[N])
{
return Error(message);
}
#endif
static Error from_errno(int error)
{
return Error(error);
@ -54,12 +61,15 @@ namespace BAN
}
#endif
uint64_t get_error_code() const { return m_error_code; }
constexpr uint64_t get_error_code() const { return m_error_code; }
const char* get_message() const
{
#ifdef __is_kernel
if (m_error_code & kernel_error_mask)
return Kernel::error_string(kernel_error());
#else
if (m_message)
return m_message;
#endif
if (auto* desc = strerrordesc_np(m_error_code))
return desc;
@ -67,11 +77,21 @@ namespace BAN
}
private:
Error(uint64_t error)
constexpr Error(uint64_t error)
: m_error_code(error)
{}
uint64_t m_error_code;
#ifndef __is_kernel
constexpr Error(const char* message)
: m_message(message)
{}
#endif
uint64_t m_error_code { 0 };
#ifndef __is_kernel
const char* m_message { nullptr };
#endif
};
template<typename T>