1. Список говнокодов пользователя adrnin

    Всего: 5

  2. Си / Говнокод #25047

    +1

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    #include <stdio.h>
    
    #define PRIM_CAT_(a, ...) a ## __VA_ARGS__
    
    #define PRIM_CAT(...) PRIM_CAT_(__VA_ARGS__)
    
    #define PRIM_JOIN(sep, a, ...) PRIM_CAT(PRIM_CAT(a, sep), __VA_ARGS__)
    
    #define PRIM_QUOTE_(...) # __VA_ARGS__
    
    #define PRIM_QUOTE(...) PRIM_QUOTE_(__VA_ARGS__)
    
    #define PRIM_EAT(...) /* nothing */
    
    #define PRIM_EXPAND(...) __VA_ARGS__
    
    #define PRIM_HEAD_(x, ...) x
    
    #define PRIM_HEAD(...) PRIM_HEAD_(__VA_ARGS__)
    
    #define PRIM_TAIL_(x, ...) __VA_ARGS__
    
    #define PRIM_TAIL(...) PRIM_TAIL_(__VA_ARGS__)
    
    #define PRIM_CHECK(...) PRIM_CHECK_N(__VA_ARGS__, 0)
    
    #define PRIM_CHECK_N(x, n, ...) n
    
    #define PRIM_PROBE(x) x, 1
    
    #define PRIM_TEST(...) int main(){puts(PRIM_QUOTE(__VA_ARGS__)); return 0;}
    
    #define BOOL_TO_BOOL(x) BOOL_COMPL(BOOL_NOT(x))
    
    #define BOOL_COMPL(x) PRIM_CAT(BOOL_COMPL_, x)
    #define BOOL_COMPL_1 0
    #define BOOL_COMPL_0 1
    
    #define BOOL_NOT(x) PRIM_CHECK(PRIM_CAT(BOOL_NOT_, x))
    #define BOOL_NOT_0 PROBE(?)
    
    #define BOOL_AND(x, y) PRIM_CAT(BOOL_AND_, x)(y)
    #define BOOL_AND_0(x) 0
    #define BOOL_AND_1(x) x
    
    #define BOOL_OR(x, y) PRIM_CAT(BOOL_OR_, x)(y)
    #define BOOL_OR_1(x) 1
    #define BOOL_OR_0(x) x
    
    #define BOOL_XOR(x, y) PRIM_CAT(BOOL_XOR_, x)(y)
    #define BOOL_XOR_1(x) BOOL_COMPL(x)
    #define BOOL_XOR_0(x) x
    
    #define BOOL_EQ(x, y) BOOL_COMPL(BOOL_XOR(x, y))
    
    #define ARITH_ADD_(a7, a6, a5, a4, a3, a2, a1, a0,   b7, b6, b5, b4, b3, b2, b1, b0) \
      BOOL_XOR(BOOL_XOR(a7, b7), BOOL_OR(BOOL_AND(a6, b6), BOOL_AND(BOOL_XOR(a6, b6), BOOL_OR(BOOL_AND(a5, b5), BOOL_AND(BOOL_XOR(a5, b5), BOOL_OR(BOOL_AND(a4, b4), BOOL_AND(BOOL_XOR(a4, b4), BOOL_OR(BOOL_AND(a3, b3), BOOL_AND(BOOL_XOR(a3, b3), BOOL_OR(BOOL_AND(a2, b2), BOOL_AND(BOOL_XOR(a2, b2), BOOL_OR(BOOL_AND(a1, b1), BOOL_AND(BOOL_XOR(a1, b1), BOOL_AND(a0, b0)))))))))))))), \
      BOOL_XOR(BOOL_XOR(a6, b6), BOOL_OR(BOOL_AND(a5, b5), BOOL_AND(BOOL_XOR(a5, b5), BOOL_OR(BOOL_AND(a4, b4), BOOL_AND(BOOL_XOR(a4, b4), BOOL_OR(BOOL_AND(a3, b3), BOOL_AND(BOOL_XOR(a3, b3), BOOL_OR(BOOL_AND(a2, b2), BOOL_AND(BOOL_XOR(a2, b2), BOOL_OR(BOOL_AND(a1, b1), BOOL_AND(BOOL_XOR(a1, b1), BOOL_AND(a0, b0)))))))))))), \
      BOOL_XOR(BOOL_XOR(a5, b5), BOOL_OR(BOOL_AND(a4, b4), BOOL_AND(BOOL_XOR(a4, b4), BOOL_OR(BOOL_AND(a3, b3), BOOL_AND(BOOL_XOR(a3, b3), BOOL_OR(BOOL_AND(a2, b2), BOOL_AND(BOOL_XOR(a2, b2), BOOL_OR(BOOL_AND(a1, b1), BOOL_AND(BOOL_XOR(a1, b1), BOOL_AND(a0, b0)))))))))), \
      BOOL_XOR(BOOL_XOR(a4, b4), BOOL_OR(BOOL_AND(a3, b3), BOOL_AND(BOOL_XOR(a3, b3), BOOL_OR(BOOL_AND(a2, b2), BOOL_AND(BOOL_XOR(a2, b2), BOOL_OR(BOOL_AND(a1, b1), BOOL_AND(BOOL_XOR(a1, b1), BOOL_AND(a0, b0)))))))), \
      BOOL_XOR(BOOL_XOR(a3, b3), BOOL_OR(BOOL_AND(a2, b2), BOOL_AND(BOOL_XOR(a2, b2), BOOL_OR(BOOL_AND(a1, b1), BOOL_AND(BOOL_XOR(a1, b1), BOOL_AND(a0, b0)))))), \
      BOOL_XOR(BOOL_XOR(a2, b2), BOOL_OR(BOOL_AND(a1, b1), BOOL_AND(BOOL_XOR(a1, b1), BOOL_AND(a0, b0)))), \
      BOOL_XOR(BOOL_XOR(a1, b1), BOOL_AND(a0, b0)), \
      BOOL_XOR(a0, b0)
    
    #define ARITH_ADD(...) ARITH_ADD_(__VA_ARGS__)
    
    #define ARITH_INC_(b7, b6, b5, b4, b3, b2, b1, b0) ARITH_ADD(b7, b6, b5, b4, b3, b2, b1, b0,  0, 0, 0, 0, 0, 0, 0, 1)
    
    #define ARITH_INC(...) ARITH_INC_(__VA_ARGS__)
    
    #define ARITH_NEGATE_(b7, b6, b5, b4, b3, b2, b1, b0) ARITH_INC(BOOL_COMPL(b7), BOOL_COMPL(b6), BOOL_COMPL(b5), BOOL_COMPL(b4), BOOL_COMPL(b3), BOOL_COMPL(b2), BOOL_COMPL(b1), BOOL_COMPL(b0))
    
    #define ARITH_NEGATE(...) ARITH_NEGATE_(__VA_ARGS__)
    
    #define ARITH_SUB_(a7, a6, a5, a4, a3, a2, a1, a0,  b7, b6, b5, b4, b3, b2, b1, b0) ARITH_ADD(a7, a6, a5, a4, a3, a2, a1, a0, ARITH_NEGATE(b7, b6, b5, b4, b3, b2, b1, b0))
    
    #define ARITH_SUB(...) ARITH_SUB_(__VA_ARGS__)
    
    #define ARITH_DEC_(a7, a6, a5, a4, a3, a2, a1, a0) ARITH_SUB(a7, a6, a5, a4, a3, a2, a1, a0,  0, 0, 0, 0, 0, 0, 0, 1)
    
    #define ARITH_DEC(...) ARITH_DEC_(__VA_ARGS__)
    
    #define ARITH_TO_C_NUMBER_(b7, b6, b5, b4, b3, b2, b1, b0) PRIM_CAT(0b, PRIM_CAT(b7, PRIM_CAT(b6, PRIM_CAT(b5, PRIM_CAT(b4, PRIM_CAT(b3, PRIM_CAT(b2, PRIM_CAT(b1, b0))))))))
    
    #define ARITH_TO_C_NUMBER(...) ARITH_TO_C_NUMBER_(__VA_ARGS__)
    
    PRIM_TEST(
        ARITH_TO_C_NUMBER(ARITH_ADD(0,0,0,0,0,0,1,1, ARITH_INC(0,1,0,1,1,1,1,1))),
        ARITH_TO_C_NUMBER(ARITH_DEC(0,0,0,0,0,0,0,0))
    )

    А я всё не уймусь...


    https://ideone.com/pudErG

    adrnin, 02 Ноября 2018

    Комментарии (18)
  3. Си / Говнокод #25043

    +1

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    #include <stdio.h>
    //#include <ynopoTocTb.h>
    
    #define PRIMITIVE_CAT(a, ...) a ## __VA_ARGS__
    #define CAT(...) PRIMITIVE_CAT(__VA_ARGS__)
    
    #define EAT(...)
    #define EXPAND(...) __VA_ARGS__
    #define IIF(c) PRIMITIVE_CAT(IIF_, c)
    #define IIF_1(...) __VA_ARGS__ EAT
    #define IIF_0(...) EXPAND
    
    #define COMPL(x) PRIMITIVE_CAT(COMPL_, x)
    #define COMPL_1 0
    #define COMPL_0 1
    
    #define CHECK_N(x, n, ...) n
    #define CHECK(...) CHECK_N(__VA_ARGS__, 0)
    #define PROBE(x) x, 1
    
    #define NOT(x) CHECK(PRIMITIVE_CAT(NOT_, x))
    #define NOT_0 PROBE(~)
    #define BOOL(x) COMPL(NOT(x))
    
    #define IF(c) IIF(BOOL(c))
    
    #define EMPTY()
    #define DEFER(id) id EMPTY()
    #define OBSTRUCT(id) id DEFER(EMPTY)()
    
    #define  EVAL(...) EVAL1(EVAL1(EVAL1(EVAL1(__VA_ARGS__))))
    #define EVAL1(...) EVAL2(EVAL2(EVAL2(EVAL2(__VA_ARGS__))))
    #define EVAL2(...) EVAL3(EVAL3(EVAL3(EVAL3(__VA_ARGS__))))
    #define EVAL3(...) EVAL4(EVAL4(EVAL4(EVAL4(__VA_ARGS__))))
    #define EVAL4(...) EVAL5(EVAL5(EVAL5(EVAL5(__VA_ARGS__))))
    #define EVAL5(...) __VA_ARGS__
    
    #define DEC(x) PRIMITIVE_CAT(DEC_, x)
    #define DEC_0 0
    #define DEC_1 0
    #define DEC_2 1
    #define DEC_3 2
    #define DEC_4 3
    #define DEC_5 4
    #define DEC_6 5
    #define DEC_7 6
    #define DEC_8 7
    #define DEC_9 8
    
    #define FACTORIAL(x) \
      IF(NOT(x)) (1) \
      ( \
        OBSTRUCT(FACTORIAL_INDIRECT)()(DEC(x)) * x \
      )
    
    #define FACTORIAL_INDIRECT() FACTORIAL
    
    #define PRIMITIVE_TO_STR(...) # __VA_ARGS__
    #define TO_STR(...) PRIMITIVE_TO_STR(__VA_ARGS__)
    
    int main() {
        printf("7! = " TO_STR(EVAL(FACTORIAL(7))) " = %d", EVAL(FACTORIAL(7)));
        return 0;
    }

    Продолжаю макроёбить.
    https://ideone.com/WcG7i2

    Использованы материалы из стотьи
    https://github.com/pfultz2/Cloak/wiki/C-Preprocessor-tricks,-tips,-and-idioms

    adrnin, 01 Ноября 2018

    Комментарии (53)
  4. Си / Говнокод #25039

    +2

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    //macrolib.h
    
    #ifndef MACRO_LIB
    #define MACRO_LIB
    
    #include <stdio.h>
    
    typedef void proc(void);
    
    #ifdef DEBUG
      #define TRACE printf
    #else
      #define TRACE(...)
    #endif
    
    #ifdef TRACE_CALLS
      #define ON_ENTER_TRACE(name) char __CUR_FUNC_NAME__[] = #name; TRACE("<entering %s>", __CUR_FUNC_NAME__);
      #define ON_EXIT_TRACE(...) TRACE(__VA_ARGS__)
    #else
      #define ON_ENTER_TRACE(name) ;
      #define ON_EXIT_TRACE(...)
    #endif
    
    #define def(type, name, ...) type name __VA_ARGS__ { ON_ENTER_TRACE(name)
    #define ret(ret_val) {ON_EXIT_TRACE("<leaving %s>", __CUR_FUNC_NAME__); return ret_val;}
    #define end(ret_val) ret(ret_val);}
    
    #define with(type, x, on_exit) { type __CUR_WITH_VAR__ = x; int (*__ON_EXIT__)() = (int(*)())on_exit;
    #define endwith __ON_EXIT__(__CUR_WITH_VAR__);}
    
    #define dup(d, ...) __VA_ARGS__ d __VA_ARGS__
    #define dupwithcomma(...) __VA_ARGS__, __VA_ARGS__
    
    #endif
    
    
    
    
    //chain.h
    
    #ifdef I0
      #undef I0
      #if defined(I1) || defined(I2) || defined(I3)
        ELEMENT DELIMETER
        #include "chain.h"
      #else
        ELEMENT
        #undef ELEMENT
        #undef DELIMETER
      #endif
    #else
      #ifdef I1
        #undef I1
        #define I0
        ELEMENT DELIMETER
        #include "chain.h"
      #else
        #ifdef I2
          #undef I2
          #define I1
          #define I0
          ELEMENT DELIMETER
          #include "chain.h"
        #else
          #ifdef I3
            #undef I3
            #define I2
            #define I1
            #define I0
            ELEMENT DELIMETER
            #include "chain.h"
          #endif
        #endif
      #endif
    #endif
    
    //test.c
    
    #define DEBUG
    #define TRACE_CALLS
    
    #include "macrolib.h"
    
    def(int, main, ())
      printf(dup(" ", "%s"), dupwithcomma("Чот мне понравилось макроёбить..."));
      FILE *f = fopen("file", "w");
      with(FILE*, f, fclose)
        fputs(
          #define ELEMENT "o"
          #define DELIMETER "l"
          #define I3
          #define I2
          #define I1
          #define I0
          #include "chain.h"
          , f
        );
      endwith
    end(0)

    Мне понравилось. то ещё можно намакроёбить? ;D

    adrnin, 30 Октября 2018

    Комментарии (26)
  5. Си / Говнокод #25036

    +2

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    #include <stdio.h>
    
    #ifdef DEBUG
      #define TRACE printf
    #else
      #define TRACE(...)
    #endif
    
    #define DEF(type, name, ...) type name __VA_ARGS__ { TRACE("<вызвали " #name ">");
    #define RET(name, ret_val) {TRACE("<" #name " не упала>"); return (ret_val);}
    #define END(name, ret_val) RET(name, ret_val);}
    
    DEF(int, main, (int argc, char **argv))
        puts("Моя супер-мего отладка ;D");
    END(main, 0)

    Моя супир-мего отладка ;D

    adrnin, 29 Октября 2018

    Комментарии (210)
  6. Си / Говнокод #25028

    +1

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    #include <stdio.h>
    
    int main(void) {
        puts("\x05pituh");
        puts("\x06COCOCO");
        puts("\x0000000005CO-CO");
        puts("\00256");
        return 0;
    }

    https://ideone.com/qNn7NF

    Ололо, а я-то сразу и не понял в чём дело...

    adrnin, 27 Октября 2018

    Комментарии (39)