forked from AbleOS/ableos
36 lines
1.1 KiB
Plaintext
36 lines
1.1 KiB
Plaintext
.{string, fmt, memory} := @use("stn")
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LogMsg := packed struct {level: LogLevel, string: ^u8, strlen: uint}
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LogLevel := enum {
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Error,
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Warn,
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Info,
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Debug,
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Trace,
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}
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log := fn(level: LogLevel, message: ^u8): void {
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return @eca(3, 1, LogMsg.(level, message, @inline(string.length, message)), @sizeof(LogMsg))
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}
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error := fn(message: ^u8): void return @inline(log, LogLevel.Error, message)
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warn := fn(message: ^u8): void return @inline(log, LogLevel.Warn, message)
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info := fn(message: ^u8): void return @inline(log, LogLevel.Info, message)
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debug := fn(message: ^u8): void return @inline(log, LogLevel.Debug, message)
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trace := fn(message: ^u8): void return @inline(log, LogLevel.Trace, message)
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print_buffer := memory.dangling(u8)
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print := fn(v: @Any(), opts: fmt.FormatOptions): void {
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if @TypeOf(v) == ^u8 {
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@inline(log, opts.log, v)
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return
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}
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if print_buffer == memory.dangling(u8) {
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print_buffer = memory.request_page(1)
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}
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len := @inline(fmt.format, v, print_buffer, opts)
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@eca(3, 1, LogMsg.(opts.log, print_buffer, len), @sizeof(LogMsg))
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memory.set(u8, &0, print_buffer, memory.PAGE_SIZE)
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} |