funny behaviour gtk+python
Victor Lazzarini
Victor.Lazzarini at nuim.ie
Thu Oct 4 09:36:07 EDT 2007
Just to add a little to say that this particular csound error is
issued when there is an incorrect numeric format, say
11.B or 11.1A. In here, if I only use integers, there is
no error, but all decimals are raising the error. Here's the
Csound code fragment that issues the error:
static int constndx(CSOUND *csound, const char *s)
{
MYFLT newval;
int h, n, prv;
{
volatile MYFLT tmpVal; /* make sure it really gets rounded to
MYFLT */
char *tmp = (char*) s;
tmpVal = (MYFLT) strtod(s, &tmp);
newval = tmpVal;
if (tmp == s || *tmp != (char) 0) {
synterr(csound, Str("numeric syntax '%s'"), s);
return 0;
}
}
(...)
}
Somehow the 'strtod' conversion is getting it wrong.
But why only after 'import gtk', I cannot understand.
Victor
At 13:12 04/10/2007, Victor Lazzarini wrote:
>(OLPC build 602)
>I have been trying a few things here and I stumbled
>across a funny problem (this is quite specialised, so
>I suppose only a few of you would know):
>
>1. With Python, if I do
>
>import gtk
>import csnd
>
>cs = csnd.Csound()
>cs.Compile("myexample.csd")
>
>the csound compilation will fail with very unusual
>syntax errors (which are not syntax errors at all)
>(eg: "error: numeric syntax "11.1", line ...")
>
>2. If I don't do
>
>import gtk
>
>Csound will happily compile my code.
>
>Now this seems so weird that I can't understand
>why it is happening.
>
>Any clues why "import gtk" is causing this
>behaviour?
>
>thanks
>
>Victor
Victor Lazzarini
Music Technology Laboratory
Music Department
National University of Ireland, Maynooth
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