[Gambas-user] check 4 Gambas Runtime files?

Wed Dec 13 20:25:40 CET 2017

That does not install anything. It just adds the repo and updates.

Jussi

On Wed, Dec 13, 2017 at 8:58 PM, Gianluigi <bagonergi at gmail.com> wrote:

> Sorry maybe I'm wrong, but I know this:
> >sudo add-apt-repository ppa:gambas-team/gambas3
> >sudo apt-get update
> It does not install the runtime but only the libraries and therefore what
> we are saying here is useless.
>
> Regards
> Gianluigi
>
> 2017-12-13 19:25 GMT+01:00 Jussi Lahtinen <jussi.lahtinen at gmail.com>:
>
>> There is standard for exit codes.
>> http://www.tldp.org/LDP/abs/html/exitcodes.html
>>
>>
>> Jussi
>>
>> On Wed, Dec 13, 2017 at 8:02 PM, T Lee Davidson <t.lee.davidson at gmail.com
>> > wrote:
>>
>>> [shell-script]
>>> #!/bin/bash
>>>
>>> which gbx3 &>/dev/null
>>> if [ $? -ne 0 ]; then
>>>     echo "Gambas runtime (gbx3) not found in path. Cannot continue."
>>>     exit 1 # arbitrary exit code of your choice
>>> fi
>>>
>>> if [[ $(gbx3 -e 'Comp(System.FullVersion, "3.10", gb.Natural) >= 0') ==
>>> "False" ]]; then
>>>     echo "So sorry."
>>>     exit 2 # also an arbitrary exit code
>>> fi
>>>
>>> # Great, do Gambas stuff now
>>> [/shell-script]
>>>
>>> The line under the "which" statement basically says, "If the exit code
>>> from the 'which' command is not equal to zero, then..."
>>>
>>>
>>> Strangely on my system, this prints, "So sorry," even though my package
>>> manager says version 3.10.0 of gambas-runtime is
>>> installed. I have to assume that's an issue with the packager.
>>>
>>>
>>> --
>>> Lee
>>>
>>> On 12/13/2017 12:33 PM, mikeB wrote:
>>> > OKAY then - I'll try that (what Tobi wrote). I just didn't really
>>> understand it but I will after hack'n at it for awhile;-)
>>> > THANKS - we can put this subject to bed unless someone has
>>> > something else,
>>> > mikeB
>>> >
>>> >
>>> >
>>> > On 12/13/2017 08:44 AM, Karl Reinl wrote:
>>> >> Am Mittwoch, den 13.12.2017, 08:26 -0700 schrieb mikeB:
>>> >>> thats what i was thinking (works only if Gambas is installed) but
>>> wasn't
>>> >>> sure.
>>> >>>
>>> >>> I really would prefer NOT to force the end user to install Gambas but
>>> >>> only the v10 runtime files that are required to run the Gambas
>>> developed
>>> >>> software/ program. A terminal command to just check if the v10
>>> runtime
>>> >>> files are installed is really what I was looking for;-)
>>> >>>
>>> >>> thanks to all that have taken to time to respond -
>>> >>> it's highly APPRECIATED! Have learned something from every post.
>>> >>> mikeB
>>> >>>
>>> >>> On 12/13/2017 07:43 AM, PICCORO McKAY Lenz wrote:
>>> >>>> the suggestin from tobias are the best for check a specific version
>>> string,
>>> >>>> due return a exact result, not an interpretative result
>>> >>>>
>>> >>>> good, but only works if gambas are installed, if not return
>>> "commando not
>>> >>>> found"
>>> >>>>
>>> >>>>
>>> >>>>
>>> >>>> Lenz McKAY Gerardo (PICCORO)
>>> >>>> http://qgqlochekone.blogspot.com
>>> >>>>
>>> >>>> 2017-12-13 9:21 GMT-04:00 Jussi Lahtinen <jussi.lahtinen at gmail.com
>>> >:
>>> >>>>
>>> >>>>> gbx3 -V
>>> >>>>> or
>>> >>>>> gbx3 --version
>>> >>>>>
>>> >>>>> Works also...
>>> >>>>>
>>> >>>>>
>>> >>>>> Jussi
>>> >>>>>
>>> >>>>> On Wed, Dec 13, 2017 at 9:54 AM, Tobias Boege <taboege at gmail.com>
>>> wrote:
>>> >>>>>
>>> >>>>>> On Tue, 12 Dec 2017, mikeB wrote:
>>> >>>>>>> On my web site, that I offer software programmed using Gambas, I
>>> have a
>>> >>>>>>> notice :
>>> >>>>>>> ************************************************************
>>> ***********
>>> >>>>>>> VERY IMPORTANT: before installing this app you will need to
>>> install
>>> >>>>>> Gambas
>>> >>>>>>> Runtime  v10 files - most systems will not have these very new
>>> files
>>> >>>>>>> installed yet.
>>> >>>>>>>
>>> >>>>>>> Do so via the terminal commands:
>>> >>>>>>> sudo add-apt-repository ppa:gambas-team/gambas3
>>> >>>>>>> sudo apt-get update
>>> >>>>>>> ************************************************************
>>> ***********
>>> >>>>>>> Now that Gambas runtime 10 files are more common - being install
>>> by the
>>> >>>>>>> Distro - is there a way for the user (terminal command) to check
>>> if
>>> >>>>>> they are
>>> >>>>>>> installed?
>>> >>>>>>>
>>> >>>>>>> This is a real newbie question I'm sure but hey.. I'm a newbie!
>>> >>>>>>> Thanks for any all help on this matter and have a GREAT day,
>>> >>>>>>> mikeB
>>> >>>>>>>
>>> >>>>>>
>>> >>>>>> First check if the interpreter gbx3 is found in PATH, using the
>>> "which"
>>> >>>>>> utility. If not, I wouldn't call Gambas properly installed
>>> (although
>>> >>>>>> some people might disagree -- it's their computer -- but then
>>> they will
>>> >>>>>> be able to figure their Gambas version out themselves).
>>> >>>>>>
>>> >>>>>> Once you have that, the System class has FullVersion which gives
>>> you the
>>> >>>>>> Gambas version as a string and you can compare it like this:
>>> >>>>>>
>>> >>>>>>     $ gbx3 -e 'Comp(System.FullVersion, "3.10", gb.Natural) >= 0'
>>> >>>>>>
>>> >>>>>> Comp will return the sign (-1, 0 or 1) of subtracting the version
>>> 3.10
>>> >>>>>> from your Gambas version. You want the comparison to yield 0 or 1.
>>> >>>>>> With the above line, you will see either the string "True" or
>>> "False"
>>> >>>>>> printed to the terminal; you can make the output fancier.
>>> >>>>>>
>>> >>>>>> NOTE: gb.Natural makes the comparison by natural sort, which is
>>> >>>>>> appropriate
>>> >>>>>> to compare version numbers. Observe:
>>> >>>>>>
>>> >>>>>>     $ gbx3 -e 'Comp("3.2", "3.10")'
>>> >>>>>>     1
>>> >>>>>>     $ gbx3 -e 'Comp("3.2", "3.10", gb.Natural)'
>>> >>>>>>     -1
>>> >>>>>>
>>> >>>>>> Because "2" comes before "1" in the alphabet, the default
>>> lexicographic
>>> >>>>>> comparison mode declares the string "3.2" to be greater than
>>> "3.10",
>>> >>>>>> but gb.Natural gets it right.
>>> >>>>>>
>>> >>>>>> Also never coerce the string version into a float for easier
>>> comparison
>>> >>>>>> because you'll run into nasty bugs caused by float roundoff.
>>> >>>>>>
>>> >>>>>> Regards,
>>> >>>>>> Tobi
>>> >>>>>>
>>> >>>>>> --
>>> >>>>>> "There's an old saying: Don't change anything... ever!" -- Mr.
>>> Monk
>>> >>>>>>
>>> >>>>>
>>> >>
>>> >> Salut mikeB,
>>> >>
>>> >> reread what Tobi wrote: "which" is the magic command for that.
>>> >>
>>> >
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