Re: [example] how to get popen2() working? [XP, MSVC 2.9.15-octave]

[Muthiah Annamalai]

andreas.naessl wrote:
> | Does
> | 
> | fputs (a, "0\n");
> | fflush (a);
> | fgets (b)
> |
> | work?
> | 
> | jwe
>
> john,
> thanks. the additional "fflush(a)" does not help.
> hm. do you have any idea, why i don't get anything back,
> when i execute the same statements in a m-file ?
> regards, andreas.
>
> octave.exe:6> [a,b,i]=popen2('python','svr_02.py')
> octave.exe:7> fputs(a,"test_cmd\n")
> octave.exe:8> fgets(b)         # ans = got command  test_cmd
> octave.exe:9> fputs(a,"0\n")
> octave.exe:10> fflush (a)      # ans = 0
> octave.exe:11> fgets (b)       # ans = -1, still...
> octave.exe:12> fclear(b)
> octave.exe:13> fgets(b)        # ans = got command  0
>
> ___________
did you read
octave> help popen2

it has some examples. See if they work from a script.

-Muthu