8000 Update mpprint.h · micropython/micropython@e29f363 · GitHub
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IhorNehrutsaIhorNehrutsa
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Update mpprint.h
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‎py/mpprint.h

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@@ -80,62 +80,3 @@ int mp_vprintf(const mp_print_t *print, const char *fmt, va_list args);
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#endif
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#endif // MICROPY_INCLUDED_PY_MPPRINT_H
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#if defined(MP_PRN_LEVEL) && (MP_PRN_LEVEL > 0)
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// Debug messages during code developing with MP_PRN(level, ...) & MP_PRN_LEVEL.
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// An approximate hierarchy of debug levels MP_PRN_LEVEL is:
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#define MP_PRN_SUPPRESS 0 // SUPPRESS all messages. Use it in the release version.
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#define MP_PRN_CRITICAL 1 // For the most CRITICAL errors, often requiring a system reset. Use a message with this level, if possible, raising an exception.
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#define MP_PRN_ERROR 2 // ERROR requiring program restart, use message with this level before raising an exception.
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#define MP_PRN_WARNING 3 // WARNING, something went wrong, but you can fix it with additional operations in code right now or may ignore it.
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#define MP_PRN_INFO 4 // INFO, it is interesting and useful for understanding a bug.
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#define MP_PRN_DEBUG 5 // DEBUG, more detailed information, dig deeper.
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#define MP_PRN_TRACE 6 // TRACE, show a flow of the algorithm, like enter/exit a function.
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// In reality, you may use your own classification of debug levels.
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#if defined(MP_PRN)
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#undef MP_PRN
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#endif
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#define MP_PRN(level, ...) \
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do { \
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if ((0 < level) && (level <= MP_PRN_LEVEL)) { \
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mp_printf(MP_PYTHON_PRINTER, " %d || ", level); \
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mp_printf(MP_PYTHON_PRINTER, __VA_ARGS__); \
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mp_printf(MP_PYTHON_PRINTER, " || %d %s\n", __LINE__, __FILE__); \
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} \
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} while (0);
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#else
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#define MP_PRN(level, ...)
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#endif
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/*
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// How to use:
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// Set MP_PRN_LEVEL in developed *.C or *.CPP file, for example
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#define MP_PRN_LEVEL 1000 // show all messages
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// Add MP_PRN() macro in code, like
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void foo() {
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MP_PRN(6, "Enter foo()")
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...
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int value;
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...
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// calculate value
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...
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MP_PRN(4, "See a value=%d", value)
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...
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MP_PRN(6, "Exit foo()")
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}
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// It is not a dogma. You may start debugging from level 3.
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#define MP_PRN_LEVEL 3
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// Then add MP_PRN(3, ...) and when gets too much messages then change some messages to the next level MP_PRN(4, ...), or MP_PRN(2, ...) etc.
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// Then you may change MP_PRN_LEVEL to 2(reduce printing), and finally to 0(supress printing).
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*/
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#if 0
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#if MICROPY_DEBUG_VERBOSE // print debugging info
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#define DEBUG_PRINT (1)
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#define DEBUG_printf(...) MP_PRN(MP_PRN_DEBUG, __VA_ARGS__)
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#else // don't print debugging info
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#define DEBUG_PRINT (0)
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#define DEBUG_printf(...)
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#endif
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#endif

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