Re: Escaping BASH quotes
| From: | Danny | Date: | Tue, 02 Feb 2016 17:11:43 +0000 |
| Subject: | Re: Escaping BASH quotes | ||
| References: | 1 2 3 4 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-325375@lists.php.net to get a copy of this message | ||
Thank you ... that did the trick ...
Have a nice day
Danny
On Feb 02 16, shiplu :
> To: Danny <mynixmail@gmail.com>, php-general@lists.php.net
> Date: Tue, 02 Feb 2016 16:08:52 +0000
> From: shiplu <shiplu.net@gmail.com>
> Subject: Re: [PHP] Escaping BASH quotes
>
> -e in echo means evaluate the following string. PHP double quotes evaluates by
> default.
>
> So for line, echo -e "\rMYCOMMAND\r" > /dev/ttyS1 you'd write
>
> file_put_contents("/dev/ttyS1", "\rMYCOMMAND\r");
>
> I am using file_put_contents as it opens the fie, write content and closes it
> which is exactly what "echo" is doing in your command.
>
>
> On Tue, Feb 2, 2016 at 10:04 PM Danny <mynixmail@gmail.com> wrote:
>
> Yes I have ... ;) ... The problem I am experiencing is that the "-e"
> following
> the echo command is also sent to /dev/ttyS1 ...
>
> On Feb 02 16, shiplu :
> > To: Danny <mynixmail@gmail.com>, php-general General List
> > <php-general@lists.php.net>
> > Date: Tue, 02 Feb 2016 15:57:35 +0000
> > From: shiplu <shiplu.net@gmail.com>
> > Subject: Re: [PHP] Escaping BASH quotes
> >
> > Did you try opening that device file directly with php's built-in fopen
> and
> > write those strings with fwrite?
> >
> > On Tue, 2 Feb 2016 9:09 pm Danny <mynixmail@gmail.com> wrote:
> >
> > Hi guys,
> >
> > I need to send a command to BASH with quotes ... I have tried
> escapeshelarg
> > ()
> > and escapeshellcmd ... but somewhere I still have a bug:
> >
> here are the BASH commands I need to escape:
> echo -e "\rMYCOMMAND\r" > /dev/ttyS1
> echo -e ":AB7ASD-02:Command Msg:VF3LPO" > /dev/ttyS1
> echo -e "\r\03\r" > /dev/ttyS1
> >
> > At the moment I am using exec() to send these lines ...
> >
> > Any pointers?
> >
> > Thank you
> >
> > Danny
> >
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