46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
#pragma once
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#include <glacier/string/str_format.h>
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#include <glacier/string/string_builder.h>
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#include <stdarg.h>
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#include "include/ztypes.h"
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// Debug line without formatting for
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// before allocations are available.
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void early_dbgln(const char* str);
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void dbgln(const glcr::StringView& str);
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// TODO: Write a version of StrFormat that
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// accepts a fix-sized buffer for output
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// to use in the kernel. That way we make
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// dbgln and panic calls without allocation.
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// Optionally, add a dbgln_unbounded method for
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// things like the Debug syscall where the formatted
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// string may be fairly large.
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template <typename... Args>
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void dbgln(const char* str, Args... args) {
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char buffer[256];
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glcr::FixedStringBuilder builder(buffer, 256);
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glcr::StrFormatIntoBuffer(builder, str, args...);
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dbgln(builder);
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}
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template <typename... Args>
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void dbgln_large(const char* str, Args... args) {
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dbgln(glcr::StrFormat(str, args...));
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}
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template <typename... Args>
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void panic(const char* str, Args... args) {
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dbgln(str, args...);
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dbgln("PANIC");
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asm volatile("hlt;");
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}
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#define UNREACHABLE \
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panic("Unreachable {}, {}", __FILE__, __LINE__); \
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__builtin_unreachable();
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