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
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