Well, calloc accepts "nmemb" with 0 and it is used to alloc a single chunk of memory sized "size" >From man calloc: void *calloc(size_t nmemb, size_t size); .... If nmemb or size is 0, then calloc() returns either NULL, or a unique pointer value that can later be successfully passed to free(). .....
Anyway thanks for your help, can you send me the valgrind output?. Regards Zad On Thu, Apr 14, 2011 at 3:11 AM, Noam Postavsky < [email protected]> wrote: > Emanuele Placidi <[email protected]> writes: > > > Hi, > > I would to point out a strange behaviour when storing in a structure an > > xmlChar pointer returned by xmlGetProp(). > > In attach there is a very simple code which sig faults when compiled with > gcc > > Well I didn't get a segfault on my machine using gcc 4.5.2 and libxml2 > 2.7.8, but valgrind did indicate many errors. For instance line 369: > > reg=calloc(0,sizeof(struct register_desc)); > > You are allocating memory for 0 register_desc structs here. If this code > ever worked it was only by accident. >
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