The realloc function does the malloc job. And it will only increase the
size of the value pointer when necessary.
Best,
Scuri
Em seg, 3 de jun de 2019 às 22:29, Ranier VF <ranier_...@hotmail.com>
escreveu:
> Hi,
> Sorry but can't undestand the logic.
> iupmatex_clipboard.c
> line 505, call function:
>
> value = iMatrixExStrCopyData(value, &value_max_size, data, value_len);
>
> iMatrixExStrCopyData, call memcpy with value without malloc?
>
> static char* iMatrixExStrCopyData(char* value, int *value_max_size, const
> char* data, int value_len)
> {
> if (*value_max_size < value_len) /* if fail, memcpy destroy memory
> pointer */
> {
> *value_max_size = value_len+10;
> value = realloc(value, *value_max_size);
> }
> memcpy(value, data, value_len);
> value[value_len] = 0;
> return value;
> }
>
> Best regards,
> Ranier Vilela
>
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