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Annotation of coherent/a/usr/man/COHERENT/memok, revision 1.1

1.1     ! root        1: 
        !             2: 
        !             3: memok()                  General Function                 memok()
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        !             7: 
        !             8: Test if the arena is corrupted
        !             9: 
        !            10: mmeemmookk();
        !            11: 
        !            12: The library  function memok  checks to see  if the area  has been
        !            13: corrupted.  It returns one if the  arena is sound, and zero if it
        !            14: has been corrupted.
        !            15: 
        !            16: ***** Example *****
        !            17: 
        !            18: The   following  example   purposely  corrupts   the   arena,  to
        !            19: demonstrate memok.   Please note that  this is not  a recommended
        !            20: programming practice.
        !            21: 
        !            22: 
        !            23: extern char *malloc();
        !            24: main()
        !            25: {
        !            26:         char *p;
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        !            28: 
        !            29: 
        !            30:      p = malloc(2);           /* get 2 bytes of memory */
        !            31:      printf("Arena is %s\n", memok() ? "OK" : "bad");
        !            32:      strcpy(p, "too long");   /* clobber memory */
        !            33:      printf("Arena is %s\n", memok() ? "OK" : "bad");
        !            34: }
        !            35: 
        !            36: 
        !            37: ***** See Also *****
        !            38: 
        !            39: arena, calloc(), general functions, malloc(), realloc()
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        !            64: COHERENT Lexicon                                           Page 1
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