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mirror of https://github.com/MariaDB/server.git synced 2025-08-08 11:22:35 +03:00

Updated/added copyright headers

This commit is contained in:
Kent Boortz
2011-07-03 17:47:37 +02:00
475 changed files with 9872 additions and 6501 deletions

View File

@@ -1,5 +1,5 @@
/*
Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
Copyright (c) 2001, 2011, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -93,6 +93,7 @@ static inline void bitmap_lock(MY_BITMAP *map __attribute__((unused)))
#endif
}
static inline void bitmap_unlock(MY_BITMAP *map __attribute__((unused)))
{
#ifdef THREAD
@@ -102,6 +103,46 @@ static inline void bitmap_unlock(MY_BITMAP *map __attribute__((unused)))
}
static inline uint get_first_set(uint32 value, uint word_pos)
{
uchar *byte_ptr= (uchar*)&value;
uchar byte_value;
uint byte_pos, bit_pos;
for (byte_pos=0; byte_pos < 4; byte_pos++, byte_ptr++)
{
byte_value= *byte_ptr;
if (byte_value)
{
for (bit_pos=0; ; bit_pos++)
if (byte_value & (1 << bit_pos))
return (word_pos*32) + (byte_pos*8) + bit_pos;
}
}
return MY_BIT_NONE;
}
static inline uint get_first_not_set(uint32 value, uint word_pos)
{
uchar *byte_ptr= (uchar*)&value;
uchar byte_value;
uint byte_pos, bit_pos;
for (byte_pos=0; byte_pos < 4; byte_pos++, byte_ptr++)
{
byte_value= *byte_ptr;
if (byte_value != 0xFF)
{
for (bit_pos=0; ; bit_pos++)
if (!(byte_value & (1 << bit_pos)))
return (word_pos*32) + (byte_pos*8) + bit_pos;
}
}
return MY_BIT_NONE;
}
my_bool bitmap_init(MY_BITMAP *map, my_bitmap_map *buf, uint n_bits,
my_bool thread_safe __attribute__((unused)))
{
@@ -261,7 +302,7 @@ void bitmap_set_prefix(MY_BITMAP *map, uint prefix_size)
memset(m, 0xff, prefix_bytes);
m+= prefix_bytes;
if ((prefix_bits= prefix_size & 7))
*m++= (1 << prefix_bits)-1;
*(m++)= (1 << prefix_bits)-1;
if ((d= no_bytes_in_map(map)-prefix_bytes))
bzero(m, d);
}
@@ -269,28 +310,43 @@ void bitmap_set_prefix(MY_BITMAP *map, uint prefix_size)
my_bool bitmap_is_prefix(const MY_BITMAP *map, uint prefix_size)
{
uint prefix_bits= prefix_size & 0x7, res;
uchar *m= (uchar*)map->bitmap;
uchar *end_prefix= m+prefix_size/8;
uchar *end;
DBUG_ASSERT(m && prefix_size <= map->n_bits);
end= m+no_bytes_in_map(map);
uint prefix_bits= prefix_size % 32;
my_bitmap_map *word_ptr= map->bitmap, last_word;
my_bitmap_map *end_prefix= word_ptr + prefix_size / 32;
DBUG_ASSERT(word_ptr && prefix_size <= map->n_bits);
while (m < end_prefix)
if (*m++ != 0xff)
return 0;
/* 1: Words that should be filled with 1 */
for (; word_ptr < end_prefix; word_ptr++)
if (*word_ptr != 0xFFFFFFFF)
return FALSE;
*map->last_word_ptr&= ~map->last_word_mask; /*Clear bits*/
res= 0;
if (prefix_bits && *m++ != (1 << prefix_bits)-1)
goto ret;
last_word= *map->last_word_ptr & ~map->last_word_mask;
while (m < end)
if (*m++ != 0)
goto ret;
res= 1;
ret:
return res;
/* 2: Word which contains the end of the prefix (if any) */
if (prefix_bits)
{
if (word_ptr == map->last_word_ptr)
return uint4korr((uchar*)&last_word) == (uint32)((1 << prefix_bits) - 1);
else if (uint4korr((uchar*)word_ptr) != (uint32)((1 << prefix_bits) - 1))
return FALSE;
word_ptr++;
}
/* 3: Words that should be filled with 0 */
for (; word_ptr < map->last_word_ptr; word_ptr++)
if (*word_ptr != 0)
return FALSE;
/*
We can end up here in two situations:
1) We went through the whole bitmap in step 1. This will happen if the
whole bitmap is filled with 1 and prefix_size is a multiple of 32
(i.e. the prefix does not end in the middle of a word).
In this case word_ptr will be larger than map->last_word_ptr.
2) We have gone through steps 1-3 and just need to check that also
the last word is 0.
*/
return word_ptr > map->last_word_ptr || last_word == 0;
}
@@ -298,10 +354,12 @@ my_bool bitmap_is_set_all(const MY_BITMAP *map)
{
my_bitmap_map *data_ptr= map->bitmap;
my_bitmap_map *end= map->last_word_ptr;
*map->last_word_ptr |= map->last_word_mask;
for (; data_ptr <= end; data_ptr++)
for (; data_ptr < end; data_ptr++)
if (*data_ptr != 0xFFFFFFFF)
return FALSE;
if ((*map->last_word_ptr | map->last_word_mask) != 0xFFFFFFFF)
return FALSE;
return TRUE;
}
@@ -309,13 +367,13 @@ my_bool bitmap_is_set_all(const MY_BITMAP *map)
my_bool bitmap_is_clear_all(const MY_BITMAP *map)
{
my_bitmap_map *data_ptr= map->bitmap;
my_bitmap_map *end;
if (*map->last_word_ptr & ~map->last_word_mask)
return FALSE;
end= map->last_word_ptr;
my_bitmap_map *end= map->last_word_ptr;
for (; data_ptr < end; data_ptr++)
if (*data_ptr)
return FALSE;
if (*map->last_word_ptr & ~map->last_word_mask)
return FALSE;
return TRUE;
}
@@ -329,14 +387,14 @@ my_bool bitmap_is_subset(const MY_BITMAP *map1, const MY_BITMAP *map2)
map1->n_bits==map2->n_bits);
end= map1->last_word_ptr;
*map1->last_word_ptr &= ~map1->last_word_mask;
*map2->last_word_ptr &= ~map2->last_word_mask;
while (m1 <= end)
{
if ((*m1++) & ~(*m2++))
return 0;
}
return 1;
for (; m1 < end; m1++, m2++)
if (*m1 & ~(*m2))
return FALSE;
if ((*map1->last_word_ptr & ~map1->last_word_mask) &
~(*map2->last_word_ptr & ~map2->last_word_mask))
return FALSE;
return TRUE;
}
/* True if bitmaps has any common bits */
@@ -349,14 +407,14 @@ my_bool bitmap_is_overlapping(const MY_BITMAP *map1, const MY_BITMAP *map2)
map1->n_bits==map2->n_bits);
end= map1->last_word_ptr;
*map1->last_word_ptr &= ~map1->last_word_mask;
*map2->last_word_ptr &= ~map2->last_word_mask;
while (m1 <= end)
{
if ((*m1++) & (*m2++))
return 1;
}
return 0;
for (; m1 < end; m1++, m2++)
if (*m1 & *m2)
return TRUE;
if ((*map1->last_word_ptr & ~map1->last_word_mask) &
(*map2->last_word_ptr & ~map2->last_word_mask))
return TRUE;
return FALSE;
}
@@ -368,15 +426,17 @@ void bitmap_intersect(MY_BITMAP *map, const MY_BITMAP *map2)
DBUG_ASSERT(map->bitmap && map2->bitmap);
end= to+min(len,len2);
*map2->last_word_ptr&= ~map2->last_word_mask; /*Clear last bits in map2*/
while (to < end)
*to++ &= *from++;
for (; to < end; to++, from++)
*to &= *from;
if (len >= len2)
map->bitmap[len2 - 1] &= ~map2->last_word_mask;
if (len2 < len)
{
end+=len-len2;
while (to < end)
*to++=0;
for (; to < end; to++)
*to= 0;
}
}
@@ -407,8 +467,8 @@ void bitmap_set_above(MY_BITMAP *map, uint from_byte, uint use_bit)
uchar *to= (uchar *)map->bitmap + from_byte;
uchar *end= (uchar *)map->bitmap + (map->n_bits+7)/8;
while (to < end)
*to++= use_byte;
for (; to < end; to++)
*to= use_byte;
}
@@ -417,59 +477,60 @@ void bitmap_subtract(MY_BITMAP *map, const MY_BITMAP *map2)
my_bitmap_map *to= map->bitmap, *from= map2->bitmap, *end;
DBUG_ASSERT(map->bitmap && map2->bitmap &&
map->n_bits==map2->n_bits);
end= map->last_word_ptr;
while (to <= end)
*to++ &= ~(*from++);
for (; to <= end; to++, from++)
*to &= ~(*from);
}
void bitmap_union(MY_BITMAP *map, const MY_BITMAP *map2)
{
my_bitmap_map *to= map->bitmap, *from= map2->bitmap, *end;
DBUG_ASSERT(map->bitmap && map2->bitmap &&
map->n_bits==map2->n_bits);
end= map->last_word_ptr;
while (to <= end)
*to++ |= *from++;
for (; to <= end; to++, from++)
*to |= *from;
}
void bitmap_xor(MY_BITMAP *map, const MY_BITMAP *map2)
{
my_bitmap_map *to= map->bitmap, *from= map2->bitmap, *end= map->last_word_ptr;
my_bitmap_map *to= map->bitmap, *from= map2->bitmap, *end;
DBUG_ASSERT(map->bitmap && map2->bitmap &&
map->n_bits==map2->n_bits);
while (to <= end)
*to++ ^= *from++;
end= map->last_word_ptr;
for (; to <= end; to++, from++)
*to ^= *from;
}
void bitmap_invert(MY_BITMAP *map)
{
my_bitmap_map *to= map->bitmap, *end;
DBUG_ASSERT(map->bitmap);
end= map->last_word_ptr;
while (to <= end)
*to++ ^= 0xFFFFFFFF;
for (; to <= end; to++)
*to ^= 0xFFFFFFFF;
}
uint bitmap_bits_set(const MY_BITMAP *map)
{
uchar *m= (uchar*)map->bitmap;
uchar *end= m + no_bytes_in_map(map);
{
my_bitmap_map *data_ptr= map->bitmap;
my_bitmap_map *end= map->last_word_ptr;
uint res= 0;
DBUG_ASSERT(map->bitmap);
*map->last_word_ptr&= ~map->last_word_mask; /*Reset last bits to zero*/
while (m < end)
res+= my_count_bits_ushort(*m++);
for (; data_ptr < end; data_ptr++)
res+= my_count_bits_uint32(*data_ptr);
/*Reset last bits to zero*/
res+= my_count_bits_uint32(*map->last_word_ptr & ~map->last_word_mask);
return res;
}
@@ -477,76 +538,44 @@ uint bitmap_bits_set(const MY_BITMAP *map)
void bitmap_copy(MY_BITMAP *map, const MY_BITMAP *map2)
{
my_bitmap_map *to= map->bitmap, *from= map2->bitmap, *end;
DBUG_ASSERT(map->bitmap && map2->bitmap &&
map->n_bits==map2->n_bits);
end= map->last_word_ptr;
while (to <= end)
*to++ = *from++;
for (; to <= end; to++, from++)
*to = *from;
}
uint bitmap_get_first_set(const MY_BITMAP *map)
{
uchar *byte_ptr;
uint i,j,k;
uint word_pos;
my_bitmap_map *data_ptr, *end= map->last_word_ptr;
DBUG_ASSERT(map->bitmap);
data_ptr= map->bitmap;
*map->last_word_ptr &= ~map->last_word_mask;
for (i=0; data_ptr <= end; data_ptr++, i++)
{
for (word_pos=0; data_ptr < end; data_ptr++, word_pos++)
if (*data_ptr)
{
byte_ptr= (uchar*)data_ptr;
for (j=0; ; j++, byte_ptr++)
{
if (*byte_ptr)
{
for (k=0; ; k++)
{
if (*byte_ptr & (1 << k))
return (i*32) + (j*8) + k;
}
}
}
}
}
return MY_BIT_NONE;
return get_first_set(*data_ptr, word_pos);
return get_first_set(*map->last_word_ptr & ~map->last_word_mask, word_pos);
}
uint bitmap_get_first(const MY_BITMAP *map)
{
uchar *byte_ptr;
uint i,j,k;
uint word_pos;
my_bitmap_map *data_ptr, *end= map->last_word_ptr;
DBUG_ASSERT(map->bitmap);
data_ptr= map->bitmap;
*map->last_word_ptr|= map->last_word_mask;
for (i=0; data_ptr <= end; data_ptr++, i++)
{
for (word_pos=0; data_ptr < end; data_ptr++, word_pos++)
if (*data_ptr != 0xFFFFFFFF)
{
byte_ptr= (uchar*)data_ptr;
for (j=0; ; j++, byte_ptr++)
{
if (*byte_ptr != 0xFF)
{
for (k=0; ; k++)
{
if (!(*byte_ptr & (1 << k)))
return (i*32) + (j*8) + k;
}
}
}
}
}
return MY_BIT_NONE;
return get_first_not_set(*data_ptr, word_pos);
return get_first_not_set(*map->last_word_ptr | map->last_word_mask, word_pos);
}
@@ -754,375 +783,3 @@ void bitmap_lock_flip_bit(MY_BITMAP *map, uint bitmap_bit)
bitmap_unlock(map);
}
#endif
#ifdef MAIN
uint get_rand_bit(uint bitsize)
{
return (rand() % bitsize);
}
bool test_set_get_clear_bit(MY_BITMAP *map, uint bitsize)
{
uint i, test_bit;
uint no_loops= bitsize > 128 ? 128 : bitsize;
for (i=0; i < no_loops; i++)
{
test_bit= get_rand_bit(bitsize);
bitmap_set_bit(map, test_bit);
if (!bitmap_is_set(map, test_bit))
goto error1;
bitmap_clear_bit(map, test_bit);
if (bitmap_is_set(map, test_bit))
goto error2;
}
return FALSE;
error1:
printf("Error in set bit, bit %u, bitsize = %u", test_bit, bitsize);
return TRUE;
error2:
printf("Error in clear bit, bit %u, bitsize = %u", test_bit, bitsize);
return TRUE;
}
bool test_flip_bit(MY_BITMAP *map, uint bitsize)
{
uint i, test_bit;
uint no_loops= bitsize > 128 ? 128 : bitsize;
for (i=0; i < no_loops; i++)
{
test_bit= get_rand_bit(bitsize);
bitmap_flip_bit(map, test_bit);
if (!bitmap_is_set(map, test_bit))
goto error1;
bitmap_flip_bit(map, test_bit);
if (bitmap_is_set(map, test_bit))
goto error2;
}
return FALSE;
error1:
printf("Error in flip bit 1, bit %u, bitsize = %u", test_bit, bitsize);
return TRUE;
error2:
printf("Error in flip bit 2, bit %u, bitsize = %u", test_bit, bitsize);
return TRUE;
}
bool test_operators(MY_BITMAP *map __attribute__((unused)),
uint bitsize __attribute__((unused)))
{
return FALSE;
}
bool test_get_all_bits(MY_BITMAP *map, uint bitsize)
{
uint i;
bitmap_set_all(map);
if (!bitmap_is_set_all(map))
goto error1;
if (!bitmap_is_prefix(map, bitsize))
goto error5;
bitmap_clear_all(map);
if (!bitmap_is_clear_all(map))
goto error2;
if (!bitmap_is_prefix(map, 0))
goto error6;
for (i=0; i<bitsize;i++)
bitmap_set_bit(map, i);
if (!bitmap_is_set_all(map))
goto error3;
for (i=0; i<bitsize;i++)
bitmap_clear_bit(map, i);
if (!bitmap_is_clear_all(map))
goto error4;
return FALSE;
error1:
printf("Error in set_all, bitsize = %u", bitsize);
return TRUE;
error2:
printf("Error in clear_all, bitsize = %u", bitsize);
return TRUE;
error3:
printf("Error in bitmap_is_set_all, bitsize = %u", bitsize);
return TRUE;
error4:
printf("Error in bitmap_is_clear_all, bitsize = %u", bitsize);
return TRUE;
error5:
printf("Error in set_all through set_prefix, bitsize = %u", bitsize);
return TRUE;
error6:
printf("Error in clear_all through set_prefix, bitsize = %u", bitsize);
return TRUE;
}
bool test_compare_operators(MY_BITMAP *map, uint bitsize)
{
uint i, j, test_bit1, test_bit2, test_bit3,test_bit4;
uint no_loops= bitsize > 128 ? 128 : bitsize;
MY_BITMAP map2_obj, map3_obj;
MY_BITMAP *map2= &map2_obj, *map3= &map3_obj;
my_bitmap_map map2buf[1024];
my_bitmap_map map3buf[1024];
bitmap_init(&map2_obj, map2buf, bitsize, FALSE);
bitmap_init(&map3_obj, map3buf, bitsize, FALSE);
bitmap_clear_all(map2);
bitmap_clear_all(map3);
for (i=0; i < no_loops; i++)
{
test_bit1=get_rand_bit(bitsize);
bitmap_set_prefix(map, test_bit1);
test_bit2=get_rand_bit(bitsize);
bitmap_set_prefix(map2, test_bit2);
bitmap_intersect(map, map2);
test_bit3= test_bit2 < test_bit1 ? test_bit2 : test_bit1;
bitmap_set_prefix(map3, test_bit3);
if (!bitmap_cmp(map, map3))
goto error1;
bitmap_clear_all(map);
bitmap_clear_all(map2);
bitmap_clear_all(map3);
test_bit1=get_rand_bit(bitsize);
test_bit2=get_rand_bit(bitsize);
test_bit3=get_rand_bit(bitsize);
bitmap_set_prefix(map, test_bit1);
bitmap_set_prefix(map2, test_bit2);
test_bit3= test_bit2 > test_bit1 ? test_bit2 : test_bit1;
bitmap_set_prefix(map3, test_bit3);
bitmap_union(map, map2);
if (!bitmap_cmp(map, map3))
goto error2;
bitmap_clear_all(map);
bitmap_clear_all(map2);
bitmap_clear_all(map3);
test_bit1=get_rand_bit(bitsize);
test_bit2=get_rand_bit(bitsize);
test_bit3=get_rand_bit(bitsize);
bitmap_set_prefix(map, test_bit1);
bitmap_set_prefix(map2, test_bit2);
bitmap_xor(map, map2);
test_bit3= test_bit2 > test_bit1 ? test_bit2 : test_bit1;
test_bit4= test_bit2 < test_bit1 ? test_bit2 : test_bit1;
bitmap_set_prefix(map3, test_bit3);
for (j=0; j < test_bit4; j++)
bitmap_clear_bit(map3, j);
if (!bitmap_cmp(map, map3))
goto error3;
bitmap_clear_all(map);
bitmap_clear_all(map2);
bitmap_clear_all(map3);
test_bit1=get_rand_bit(bitsize);
test_bit2=get_rand_bit(bitsize);
test_bit3=get_rand_bit(bitsize);
bitmap_set_prefix(map, test_bit1);
bitmap_set_prefix(map2, test_bit2);
bitmap_subtract(map, map2);
if (test_bit2 < test_bit1)
{
bitmap_set_prefix(map3, test_bit1);
for (j=0; j < test_bit2; j++)
bitmap_clear_bit(map3, j);
}
if (!bitmap_cmp(map, map3))
goto error4;
bitmap_clear_all(map);
bitmap_clear_all(map2);
bitmap_clear_all(map3);
test_bit1=get_rand_bit(bitsize);
bitmap_set_prefix(map, test_bit1);
bitmap_invert(map);
bitmap_set_all(map3);
for (j=0; j < test_bit1; j++)
bitmap_clear_bit(map3, j);
if (!bitmap_cmp(map, map3))
goto error5;
bitmap_clear_all(map);
bitmap_clear_all(map3);
}
return FALSE;
error1:
printf("intersect error bitsize=%u,size1=%u,size2=%u", bitsize,
test_bit1,test_bit2);
return TRUE;
error2:
printf("union error bitsize=%u,size1=%u,size2=%u", bitsize,
test_bit1,test_bit2);
return TRUE;
error3:
printf("xor error bitsize=%u,size1=%u,size2=%u", bitsize,
test_bit1,test_bit2);
return TRUE;
error4:
printf("subtract error bitsize=%u,size1=%u,size2=%u", bitsize,
test_bit1,test_bit2);
return TRUE;
error5:
printf("invert error bitsize=%u,size=%u", bitsize,
test_bit1);
return TRUE;
}
bool test_count_bits_set(MY_BITMAP *map, uint bitsize)
{
uint i, bit_count=0, test_bit;
uint no_loops= bitsize > 128 ? 128 : bitsize;
for (i=0; i < no_loops; i++)
{
test_bit=get_rand_bit(bitsize);
if (!bitmap_is_set(map, test_bit))
{
bitmap_set_bit(map, test_bit);
bit_count++;
}
}
if (bit_count==0 && bitsize > 0)
goto error1;
if (bitmap_bits_set(map) != bit_count)
goto error2;
return FALSE;
error1:
printf("No bits set bitsize = %u", bitsize);
return TRUE;
error2:
printf("Wrong count of bits set, bitsize = %u", bitsize);
return TRUE;
}
bool test_get_first_bit(MY_BITMAP *map, uint bitsize)
{
uint i, test_bit;
uint no_loops= bitsize > 128 ? 128 : bitsize;
for (i=0; i < no_loops; i++)
{
test_bit=get_rand_bit(bitsize);
bitmap_set_bit(map, test_bit);
if (bitmap_get_first_set(map) != test_bit)
goto error1;
bitmap_set_all(map);
bitmap_clear_bit(map, test_bit);
if (bitmap_get_first(map) != test_bit)
goto error2;
bitmap_clear_all(map);
}
return FALSE;
error1:
printf("get_first_set error bitsize=%u,prefix_size=%u",bitsize,test_bit);
return TRUE;
error2:
printf("get_first error bitsize= %u, prefix_size= %u",bitsize,test_bit);
return TRUE;
}
bool test_get_next_bit(MY_BITMAP *map, uint bitsize)
{
uint i, j, test_bit;
uint no_loops= bitsize > 128 ? 128 : bitsize;
for (i=0; i < no_loops; i++)
{
test_bit=get_rand_bit(bitsize);
for (j=0; j < test_bit; j++)
bitmap_set_next(map);
if (!bitmap_is_prefix(map, test_bit))
goto error1;
bitmap_clear_all(map);
}
return FALSE;
error1:
printf("get_next error bitsize= %u, prefix_size= %u", bitsize,test_bit);
return TRUE;
}
bool test_prefix(MY_BITMAP *map, uint bitsize)
{
uint i, j, test_bit;
uint no_loops= bitsize > 128 ? 128 : bitsize;
for (i=0; i < no_loops; i++)
{
test_bit=get_rand_bit(bitsize);
bitmap_set_prefix(map, test_bit);
if (!bitmap_is_prefix(map, test_bit))
goto error1;
bitmap_clear_all(map);
for (j=0; j < test_bit; j++)
bitmap_set_bit(map, j);
if (!bitmap_is_prefix(map, test_bit))
goto error2;
bitmap_set_all(map);
for (j=bitsize - 1; ~(j-test_bit); j--)
bitmap_clear_bit(map, j);
if (!bitmap_is_prefix(map, test_bit))
goto error3;
bitmap_clear_all(map);
}
return FALSE;
error1:
printf("prefix1 error bitsize = %u, prefix_size = %u", bitsize,test_bit);
return TRUE;
error2:
printf("prefix2 error bitsize = %u, prefix_size = %u", bitsize,test_bit);
return TRUE;
error3:
printf("prefix3 error bitsize = %u, prefix_size = %u", bitsize,test_bit);
return TRUE;
}
bool do_test(uint bitsize)
{
MY_BITMAP map;
my_bitmap_map buf[1024];
if (bitmap_init(&map, buf, bitsize, FALSE))
{
printf("init error for bitsize %d", bitsize);
goto error;
}
if (test_set_get_clear_bit(&map,bitsize))
goto error;
bitmap_clear_all(&map);
if (test_flip_bit(&map,bitsize))
goto error;
bitmap_clear_all(&map);
if (test_operators(&map,bitsize))
goto error;
bitmap_clear_all(&map);
if (test_get_all_bits(&map, bitsize))
goto error;
bitmap_clear_all(&map);
if (test_compare_operators(&map,bitsize))
goto error;
bitmap_clear_all(&map);
if (test_count_bits_set(&map,bitsize))
goto error;
bitmap_clear_all(&map);
if (test_get_first_bit(&map,bitsize))
goto error;
bitmap_clear_all(&map);
if (test_get_next_bit(&map,bitsize))
goto error;
if (test_prefix(&map,bitsize))
goto error;
return FALSE;
error:
printf("\n");
return TRUE;
}
int main()
{
int i;
for (i= 1; i < 4096; i++)
{
printf("Start test for bitsize=%u\n",i);
if (do_test(i))
return -1;
}
printf("OK\n");
return 0;
}
/*
In directory mysys:
make test_bitmap
will build the bitmap tests and ./test_bitmap will execute it
*/
#endif