67 lines
1.6 KiB
C
67 lines
1.6 KiB
C
#include "PointersLibs.h"
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#include <malloc.h>
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#define TWO_THOUSAND 2000
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#define NINETEEN 1900
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struct book
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{
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string name;
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string wrtier;
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string company;
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int year;
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int price;
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int id;
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};
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void AddBook(struct book *ptr_vec, unsigned short vec_length)
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{
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struct book b;
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// I/O book
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// Check I/O book - if I/O is ok = do realloc : out from fun
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ptr_vec = realloc(ptr_vec, ++(vec_length) * sizeof(struct book));
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*(ptr_vec + (vec_length) - ONE) = b;
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}
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struct book * SearchByName(struct book *ptr_vec, unsigned short vec_length, string *name)
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{
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while (!StringCompare((*(ptr_vec++)).name, *name) && vec_length--);
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return (--ptr_vec);
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}
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struct book * SearchByWriter(struct book *ptr_vec, unsigned short vec_length, string *writer)
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{
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while (!StringCompare((*(ptr_vec++)).wrtier, *writer) && vec_length--);
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return (--ptr_vec);
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}
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struct book * SearchByNameAndWriter(struct book *ptr_vec, unsigned short *vec_length, string *name, string *writer)
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{
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}
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struct book * TwentyCentury(struct book *ptr_vec, unsigned short vec_length, struct book *ptr_new_vec)
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{
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ptr_new_vec = malloc(sizeof(struct book));
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unsigned int length = ONE;
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unsigned short counter;
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for (counter = ZERO; counter < vec_length; counter++)
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{
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if ((*ptr_vec).year >= 1900 && (*ptr_vec).year >= 2000)
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{
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*(ptr_new_vec + (length++)) = *ptr_vec;
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ptr_new_vec = realloc(ptr_new_vec, sizeof(struct book) * length);
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}
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ptr_vec++;
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}
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ptr_new_vec = realloc(ptr_new_vec, sizeof(struct book) * (--length));
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return (ptr_new_vec);
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}
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void main(void)
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{
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} |