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90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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// TODO turn this into function that outputs to a log buffer
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#define printk(msg, ...) dprintf(666, msg, ##__VA_ARGS__)
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// all line endings should use \r\n so it can work even with the terminal in raw mode
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// this is subject to change, so use NEWLINE or println whenever you output a newline
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#define NEWLINE "\r\n"
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#define println(msg, ...) printk(msg NEWLINE, ##__VA_ARGS__)
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// debug output utilities
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// save me
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#ifndef DEBUG_all
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#define DEBUG_all 0
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#endif
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#ifndef DEBUG_default
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#define DEBUG_default DEBUG_all
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#endif
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#ifndef DEBUG_instr
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#define DEBUG_instr DEBUG_all
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#endif
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#ifndef DEBUG_debug
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#define DEBUG_debug DEBUG_all
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#endif
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#ifndef DEBUG_strace
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#define DEBUG_strace DEBUG_all
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#endif
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#ifndef DEBUG_memory
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#define DEBUG_memory DEBUG_all
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#endif
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#if DEBUG_default
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#define TRACE_default TRACE__
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#else
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#define TRACE_default TRACE__NOP
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#endif
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#if DEBUG_instr
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#define TRACE_instr TRACE__
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#else
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#define TRACE_instr TRACE__NOP
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#endif
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#if DEBUG_debug
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#define TRACE_debug TRACE__
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#else
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#define TRACE_debug TRACE__NOP
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#endif
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#if DEBUG_strace
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#define TRACE_strace TRACE__
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#else
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#define TRACE_strace TRACE__NOP
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#endif
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#if DEBUG_memory
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#define TRACE_memory TRACE__
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#else
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#define TRACE_memory TRACE__NOP
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#endif
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#ifdef LOG_OVERRIDE
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extern int log_override;
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#define TRACE__NOP(msg, ...) if (log_override) { TRACE__(msg, ##__VA_ARGS__); }
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#else
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#define TRACE__NOP(msg, ...) do {} while(0)
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#endif
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#define TRACE__(msg, ...) printk(msg, ##__VA_ARGS__)
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#define TRACE_(chan, msg, ...) glue(TRACE_, chan)(msg, ##__VA_ARGS__)
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#define TRACE(msg, ...) TRACE_(DEFAULT_CHANNEL, msg, ##__VA_ARGS__)
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#define TRACELN_(chan, msg, ...) TRACE_(chan, msg "\r\n", ##__VA_ARGS__)
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#define TRACELN(msg, ...) TRACE(msg NEWLINE, ##__VA_ARGS__)
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#ifndef DEFAULT_CHANNEL
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#define DEFAULT_CHANNEL default
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#endif
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#define TODO(msg, ...) { println("TODO: " msg, ##__VA_ARGS__); abort(); }
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#define FIXME(msg, ...) println("FIXME " msg, ##__VA_ARGS__)
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#define DIE(msg) { perror(msg); abort(); }
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#define STRACE(msg, ...) TRACE_(strace, msg, ##__VA_ARGS__)
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#define STRACELN(msg, ...) TRACELN_(strace, msg, ##__VA_ARGS__)
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#if defined(__i386__) || defined(__x86_64__)
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#define debugger __asm__("int3")
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#else
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#include <signal.h>
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#define debugger raise(SIGTRAP)
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#endif
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