Francis Giraldeau wrote:
...
> Hi,
>
> Valgrind reports an invalid read, while I think the program is valid.
> The program uses stpncpy() instead of strcpy():
>
> #include <string.h>
> #include <stdlib.h>
> #include <stdio.h>
>
> int main(int argc, char **argv) {
> char *dst =3D (char *) calloc(4, 1);
> char *src =3D (char *) calloc(4, 1);
> src[0] =3D 'a';
> src[1] =3D 'b';
> src[2] =3D 'c';
> src[3] =3D '\0';
> dst =3D stpncpy(dst, src, 3);
> printf("%s %s\n", src, dst);
> }
>
> The error is the following:
....
from the manpage:
"RETURN VALUE
stpncpy() returns a pointer to the terminating null byte in dest, or,
if dest is not null-terminated, dest + n."
songbird
------------------------------------------------------------------------------
Live Security Virtual Conference
Exclusive live event will cover all the ways today's security and
threat landscape has changed and how IT managers can respond. Discussions
will include endpoint security, mobile security and the latest in malware
threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
_______________________________________________
Valgrind-users mailing list
Valgrind-users@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/valgrind-users
