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Re: [Gnuplot-info] how to tell gnuplot version and other things from a script
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From: Seger, M. <mar...@hp...> - 2009-07-03 18:38:18
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The 'save filename' trick does not work on windows, at least not with v4.2. All it does is run gnuplot. I don't plan to lose too much sleep over this one, but rather was just wondering if there are any tricks I might have missed. -mark >-----Original Message----- >From: Thomas Sefzick [mailto:t.s...@fz...] >Sent: Friday, July 03, 2009 2:24 PM >To: gnu...@li... >Subject: Re: [Gnuplot-info] how to tell gnuplot version and other things >from a script > > >version strings are written to stderr (except for 'gnuplot -V'), >that's one of the problems. > >something that should work on all platforms and versions: >echo save \"filename\" | gnuplot >and then read the file in and parse it. > > >Mark Seger wrote: >> >> I guess my problem is I started with 3.7 and those commands definitely >do >> NOT work: >> >> [root@cag-dl585-02 gnuplot-3.7.3]# gnuplot -v >> Cannot open load file '-v' >> line 0: (No such file or directory) >> >> [root@cag-dl585-02 gnuplot-3.7.3]# gnuplot -V >> Cannot open load file '-V' >> line 0: (No such file or directory) >> >> [root@cag-dl585-02 gnuplot-3.7.3]# gnuplot --version >> Cannot open load file '--version' >> line 0: (No such file or directory) >> >> while the following does: >> >> [root@cag-dl585-02 gnuplot-3.7.3]# echo show version | gnuplot >> >> G N U P L O T >> Version 3.7 patchlevel 3 >> last modified Thu Dec 12 13:00:00 GMT 2002 >> System: Linux 2.6.18-92.el5 >> >> I also tried those commands on a windows platform with 4.2 and they >don't >> work there either. I don't get an error message and I see something >> flicker as if it tried to start and then exited, but no terminal >output: >> >> C:\Users\mjs>\bin\gnuplot\bin\wgnuplot.exe -V >> >> C:\Users\mjs> >> >> As I said, I'm looking for something that works on all versions, at >least >> since 3.7 >> >> -mark >> >> >> >>>-----Original Message----- >>>From: Thomas Sefzick [mailto:t.s...@fz...] >>>Sent: Friday, July 03, 2009 11:04 AM >>>To: gnu...@li... >>>Subject: Re: [Gnuplot-info] how to tell gnuplot version and other >things >>>from a script >>> >>> >>>should work on all platforms: >>>gnuplot --version >>>gnuplot -V >>> >>> >>>Mark Seger wrote: >>>> >>>> I've been playing around a little more with different versions and >it >>>> looks like this problem is with 4.2.0 but 4.2.1 forward seems to be >>>ok. >>>> However I am still interested in finding out if there is a way to >tell >>>> tell a gnuplot version from a script on a windows platform. >>>> -mark >>>> >>>>>-----Original Message----- >>>>>From: Seger, Mark >>>>>Sent: Friday, July 03, 2009 8:33 AM >>>>>To: gnu...@li... >>>>>Subject: how to tell gnuplot version and other things from a script >>>>> >>>>>I have a script that uses gnuplot to do its plotting and needs to be >>>>>able to run with different versions. It runs primarily in a linux >>>>>environment but occasionally on windows too. In the case of windows >I >>>>>have not been able to figure out the gnuplot version but on linux >>>>>discovered I could: >>>>> >>>>>echo show version | gnuplot >>>>> >>>>>and parse the output. But I just tried this with gnuplot V4.2 and >>>>>discovered that while it works, I get a warning that it can't open >the >>>X >>>>>display and this causes my script to hang for a long time and is not >>>the >>>>>behavior on earlier versions and doesn't seem to make sense anyway >>>since >>>>>not everyone runs gnuplot on X terminals. >>>>> >>>>>The second thing I'm trying to do is determine the size font a png >>>>>terminal will use and I found I could do this with: >>>>> >>>>>(echo set terminal png; echo show terminal) | gnuplot >>>>> >>>>>but again I get that X11 warning. >>>>> >>>>>Finally, even if my terminal type is X, if I run the commands from a >>>>>script they hang for awhile but work fine on earlier versions. >>>>> >>>>>That said, my question(s) come down to: >>>>> >>>>>what is the best/most efficient way to get the gnuplot versions and >>>png >>>>>font sizes from a script? >>>>>less important but still something that would be nice is to have a >way >>>>>to do this in a windows environment. >>>>> >>>>>-mark >>>>> >>>> >>>> >>>> -------------------------------------------------------------------- >-- >>>-------- >>>> _______________________________________________ >>>> Gnuplot-info mailing list >>>> Gnu...@li... >>>> https://lists.sourceforge.net/lists/listinfo/gnuplot-info >>>> >>>> >>> >>>-- >>>View this message in context: http://www.nabble.com/Re%3A-how-to-tell- >>>gnuplot-version-and-other-things-from-a-script- >tp24324088p24324596.html >>>Sent from the Gnuplot - User mailing list archive at Nabble.com. >>> >>> >>>---------------------------------------------------------------------- >-- >>>------ >>>_______________________________________________ >>>Gnuplot-info mailing list >>>Gnu...@li... >>>https://lists.sourceforge.net/lists/listinfo/gnuplot-info >> >> ---------------------------------------------------------------------- >-------- >> _______________________________________________ >> Gnuplot-info mailing list >> Gnu...@li... >> https://lists.sourceforge.net/lists/listinfo/gnuplot-info >> >> > >-- >View this message in context: http://www.nabble.com/Re%3A-how-to-tell- >gnuplot-version-and-other-things-from-a-script-tp24324088p24327012.html >Sent from the Gnuplot - User mailing list archive at Nabble.com. > > >------------------------------------------------------------------------ >------ >_______________________________________________ >Gnuplot-info mailing list >Gnu...@li... >https://lists.sourceforge.net/lists/listinfo/gnuplot-info |
