Re: bug in lua.c (Lua-5.0) while embedding the interpreter into bash-2.05

["Weiguang Shi" <wgshizz@...>]

I've fixed the problem by calloc() a bigger piece of memory (just 4
bytes bigger) than necessary for argv[] instead of malloc() for the
exact amount of memory, i.e., argc*sizeof(char *).

On my laptop
% uname -a
Darwin libra.local 8.8.0 Darwin Kernel Version 8.8.0: Fri Sep  8
17:18:57 PDT 2006; root:xnu-792.12.6.obj~1/RELEASE_PPC Power Macintosh
powerpc
% gcc --version
powerpc-apple-darwin8-gcc-4.0.0 (GCC) 4.0.0 20041026 (Apple Computer,
Inc. build 4061)

On my desktop
% gcc --version
gcc (GCC) 4.0.0 20050519 (Red Hat 4.0.0-8)
% uname -a
Linux Pegasus 2.6.15 #1 SMP Tue Feb 28 11:50:10 PST 2006 i686 i686
i386 GNU/Linux


On 3/8/07, Luiz Henrique de Figueiredo <lhf@tecgraf.puc-rio.br> wrote:
> >           for (i = 1; argv[i] != NULL; i++) {
> > assumes that an out-of-range i would mean argv[i]==NULL
>
> This is required by ANSI C, which is what Lua assumes.
>
> > which was not true in my case.
>
> Can you give more details? What platform and C compiler?
> --lhf