tinybits/tinydebug.h at master · r-lyeh/tinybits · GitHub

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// Tiny debug macros

// - rlyeh, public domain | wtrmrkrlyeh

// Build cube of 3 dimensions, 5 levels each:

// . PUBLIC AXIS: 0 STUDIO/INTERNAL, 1 QA, 2 USER-TESTING, 3 SHOWCASE, 4 SHIPPING/MASTER

// /

// +--------> DEBUG AXIS: 0 FATAL, 1 ERROR, 2 WARN, 3 INFO, 4 VERBOSE

// |

// V OPTIMIZATION AXIS: 0 DEBUG, 1 DEBUGOPT, 2 OPTSYM, 3 OPTMAX, 4 STRIPPED

// Example: a RETAIL build might be PUB>=3 DBG<=1 OPT>=3

#pragma once

#if defined(DEBUG) && (defined(NDEBUG) || defined(_NDEBUG))

#undef DEBUG // NDEBUG has precedence

#endif

#ifndef DBGLVL

#define DBGLVL (0)

#endif

#ifndef OPTLVL

#define OPTLVL (0)

#endif

#ifndef PUBLVL

#define PUBLVL (0)

#endif

#if DBGLVL

#define REL if(0)

#define DBG if(1)

#define DBG0 if(DBGLVL >= 0)

#define DBG1 if(DBGLVL >= 1)

#define DBG2 if(DBGLVL >= 2)

#define DBG3 if(DBGLVL >= 3)

#define DBG4 if(DBGLVL >= 4)

#else

#define REL if(1)

#define DBG if(0)

#define DBG0 if(0)

#define DBG1 if(0)

#define DBG2 if(0)

#define DBG3 if(0)

#define DBG4 if(0)

#endif

#if OPTLVL

#define OPT if(1)

#define OPT0 if(OPTLVL == 0)

#define OPT1 if(OPTLVL >= 1)

#define OPT2 if(OPTLVL >= 2)

#define OPT3 if(OPTLVL >= 3)

#define OPT4 if(OPTLVL >= 4)

#else

#define OPT if(0)

#define OPT0 if(1)

#define OPT1 if(0)

#define OPT2 if(0)

#define OPT3 if(0)

#define OPT4 if(0)

#endif

#if PUBLVL

#define DEV if(0)

#define PUB if(1)

#define PUB0 if(PUBLVL >= 0)

#define PUB1 if(PUBLVL >= 1)

#define PUB2 if(PUBLVL >= 2)

#define PUB3 if(PUBLVL >= 3)

#define PUB4 if(PUBLVL >= 4)

#else

#define DEV if(1)

#define PUB if(0)

#define PUB0 if(0)

#define PUB1 if(0)

#define PUB2 if(0)

#define PUB3 if(0)

#define PUB4 if(0)

#endif

// aliases

#define DEBUGSYM DEV DBG OPT0

#define DEBUGOPT DEV DBG OPT2

#define DEVELSYM DEV REL OPT0

#define DEVELOPT DEV REL OPT2

#define SHIPPING PUB REL OPT3

#include <stdio.h>

#include <string.h>

int main() {

DBG puts("shown in debug builds");

REL puts("shown in release builds");

DEV puts("shown in internal development builds");

DEV OPT0 puts("shown in internal development builds, with no optimization level");

PUB OPT3 puts("shown in public builds with optimization level >= 3");

SHIPPING puts("shown in final builds");

char collected_flags[128] = {0};

char *buf = collected_flags;

DBG strcat(buf, "DEBUG,");

REL strcat(buf, "RELEASE,");

DBG0 strcat(buf, "DEBUG >= 0,");

DBG1 strcat(buf, "DEBUG >= 1,");

DBG2 strcat(buf, "DEBUG >= 2,");

DBG3 strcat(buf, "DEBUG >= 3,");

DBG4 strcat(buf, "DEBUG >= 4,");

OPT0 strcat(buf, "OPTIM == 0,");

OPT1 strcat(buf, "OPTIM == 1,");

OPT2 strcat(buf, "OPTIM == 2,");

OPT3 strcat(buf, "OPTIM == 3,");

OPT4 strcat(buf, "OPTIM == 4,");

OPT0 DBG strcat(buf, "DEVELDBG (OPT0 && DBG && DEV),");

OPT2 DBG strcat(buf, "DEVELOPT (OPT2 && DBG && DEV),");

OPT2 REL strcat(buf, "OPTIMSYM (OPT2 && REL && DEV),");

SHIPPING strcat(buf, "SHIPPING (OPT3 && REL && PUB),");

puts( collected_flags );

}

tinybits/tinydebug.h at master · r-lyeh/tinybits · GitHub

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