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fixed array.c due to some patch proposal to deny invalid mem accesses (thx for your hints)

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This commit is contained in:
Anselm R. Garbe 2006-03-03 09:26:57 +01:00
parent 5789638533
commit b809a67419
1 changed files with 5 additions and 4 deletions
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9
libcext/array.c
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@ -18,11 +18,12 @@ cext_array_attach(void **array, void *p, unsigned int psize, unsigned int *size)
for(i = 0; (i < (*size)) && array[i]; i++);
if(i >= (*size)) {
void **tmp = array;
(*size) *= 2;
array = cext_emallocz(psize * (*size));
for(i = 0; tmp[i]; i++)
unsigned int newsz = (*size) * 2;
array = cext_emallocz(psize * newsz);
for(i = 0; i < (*size); i++)
array[i] = tmp[i];
free(tmp);
*size = newsz;
}
array[i] = p;
return array;
@ -37,7 +38,7 @@ cext_array_detach(void **array, void *p, unsigned int *size)
for(i = 0; (i < (*size)) && array[i] && array[i] != p; i++);
if((i >= (*size)) || !array[i])
return; /* not found */
for(; array[i + 1]; i++)
for(; (i + 1 < (*size)) && array[i + 1]; i++)
array[i] = array[i + 1];
array[i] = nil;
}