Different behavior of mktemp Ubuntu 12.02 / Mint 9 Isadora












0















In a Bash script I use ImageMagick's convert command for doing some image processing.



I generate a temporal gif file for convert to write to.



I really need the file to have the .gif extension so convert knows that the destination file should be a gif file.



In Ubuntu 12.04 the following works fine:



mktemp /tmp/pre_XXXXXXXXXX.gif


But in Mint 9 Isadora I get the following error:



mktemp: too few X's in template 


No matter how many X's I throw at it, it yields the same error, which is only fixed when I delete the ".gif" suffix.



Why is that ? Isn't Mint based on Ubuntu ?










share|improve this question




















  • 1





    That should work, check if mktemp is defined as an alias or function: type mktemp. Also try mktemp --tmpdir pre_XXXXXXXXXX.gif

    – terdon
    Aug 21 '13 at 15:20








  • 1





    To answer your question, yes Mint is based on Ubuntu. But your Mint version is quite old and is based on Ubuntu 10. Your command works on my Mint 15. Maybe the mktemp command changed between the Ubuntu 10 and 12, so between Mint 9 and the latest release of Mint.

    – Junior Dussouillez
    Aug 21 '13 at 16:14













  • Crossposting? askubuntu.com/questions/335414/…

    – user15760
    Aug 21 '13 at 16:47
















0















In a Bash script I use ImageMagick's convert command for doing some image processing.



I generate a temporal gif file for convert to write to.



I really need the file to have the .gif extension so convert knows that the destination file should be a gif file.



In Ubuntu 12.04 the following works fine:



mktemp /tmp/pre_XXXXXXXXXX.gif


But in Mint 9 Isadora I get the following error:



mktemp: too few X's in template 


No matter how many X's I throw at it, it yields the same error, which is only fixed when I delete the ".gif" suffix.



Why is that ? Isn't Mint based on Ubuntu ?










share|improve this question




















  • 1





    That should work, check if mktemp is defined as an alias or function: type mktemp. Also try mktemp --tmpdir pre_XXXXXXXXXX.gif

    – terdon
    Aug 21 '13 at 15:20








  • 1





    To answer your question, yes Mint is based on Ubuntu. But your Mint version is quite old and is based on Ubuntu 10. Your command works on my Mint 15. Maybe the mktemp command changed between the Ubuntu 10 and 12, so between Mint 9 and the latest release of Mint.

    – Junior Dussouillez
    Aug 21 '13 at 16:14













  • Crossposting? askubuntu.com/questions/335414/…

    – user15760
    Aug 21 '13 at 16:47














0












0








0


0






In a Bash script I use ImageMagick's convert command for doing some image processing.



I generate a temporal gif file for convert to write to.



I really need the file to have the .gif extension so convert knows that the destination file should be a gif file.



In Ubuntu 12.04 the following works fine:



mktemp /tmp/pre_XXXXXXXXXX.gif


But in Mint 9 Isadora I get the following error:



mktemp: too few X's in template 


No matter how many X's I throw at it, it yields the same error, which is only fixed when I delete the ".gif" suffix.



Why is that ? Isn't Mint based on Ubuntu ?










share|improve this question
















In a Bash script I use ImageMagick's convert command for doing some image processing.



I generate a temporal gif file for convert to write to.



I really need the file to have the .gif extension so convert knows that the destination file should be a gif file.



In Ubuntu 12.04 the following works fine:



mktemp /tmp/pre_XXXXXXXXXX.gif


But in Mint 9 Isadora I get the following error:



mktemp: too few X's in template 


No matter how many X's I throw at it, it yields the same error, which is only fixed when I delete the ".gif" suffix.



Why is that ? Isn't Mint based on Ubuntu ?







ubuntu linux-mint tmp






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share|improve this question













share|improve this question




share|improve this question








edited Apr 4 '17 at 14:41







Tulains Córdova

















asked Aug 21 '13 at 14:58









Tulains CórdovaTulains Córdova

5212723




5212723








  • 1





    That should work, check if mktemp is defined as an alias or function: type mktemp. Also try mktemp --tmpdir pre_XXXXXXXXXX.gif

    – terdon
    Aug 21 '13 at 15:20








  • 1





    To answer your question, yes Mint is based on Ubuntu. But your Mint version is quite old and is based on Ubuntu 10. Your command works on my Mint 15. Maybe the mktemp command changed between the Ubuntu 10 and 12, so between Mint 9 and the latest release of Mint.

    – Junior Dussouillez
    Aug 21 '13 at 16:14













  • Crossposting? askubuntu.com/questions/335414/…

    – user15760
    Aug 21 '13 at 16:47














  • 1





    That should work, check if mktemp is defined as an alias or function: type mktemp. Also try mktemp --tmpdir pre_XXXXXXXXXX.gif

    – terdon
    Aug 21 '13 at 15:20








  • 1





    To answer your question, yes Mint is based on Ubuntu. But your Mint version is quite old and is based on Ubuntu 10. Your command works on my Mint 15. Maybe the mktemp command changed between the Ubuntu 10 and 12, so between Mint 9 and the latest release of Mint.

    – Junior Dussouillez
    Aug 21 '13 at 16:14













  • Crossposting? askubuntu.com/questions/335414/…

    – user15760
    Aug 21 '13 at 16:47








1




1





That should work, check if mktemp is defined as an alias or function: type mktemp. Also try mktemp --tmpdir pre_XXXXXXXXXX.gif

– terdon
Aug 21 '13 at 15:20







That should work, check if mktemp is defined as an alias or function: type mktemp. Also try mktemp --tmpdir pre_XXXXXXXXXX.gif

– terdon
Aug 21 '13 at 15:20






1




1





To answer your question, yes Mint is based on Ubuntu. But your Mint version is quite old and is based on Ubuntu 10. Your command works on my Mint 15. Maybe the mktemp command changed between the Ubuntu 10 and 12, so between Mint 9 and the latest release of Mint.

– Junior Dussouillez
Aug 21 '13 at 16:14







To answer your question, yes Mint is based on Ubuntu. But your Mint version is quite old and is based on Ubuntu 10. Your command works on my Mint 15. Maybe the mktemp command changed between the Ubuntu 10 and 12, so between Mint 9 and the latest release of Mint.

– Junior Dussouillez
Aug 21 '13 at 16:14















Crossposting? askubuntu.com/questions/335414/…

– user15760
Aug 21 '13 at 16:47





Crossposting? askubuntu.com/questions/335414/…

– user15760
Aug 21 '13 at 16:47










1 Answer
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mktemp is not a standard command and it differs wildly in functionality and options between systems (if the system even has an mktemp command). The only way to know what your mktemp accepts is to read its manual on the system in question.



Anyway, you don't need the .gif extension to tell imagemagick the result should be a gif file.



$ tmpfile=$(mktemp /tmp/pre_XXXXXX)
$ convert rose: "gif:$tmpfile"
$ file "$tmpfile"
/tmp/pre_MDDsuZ: GIF image data, version 89a, 70 x 46





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    1 Answer
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    active

    oldest

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    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    2














    mktemp is not a standard command and it differs wildly in functionality and options between systems (if the system even has an mktemp command). The only way to know what your mktemp accepts is to read its manual on the system in question.



    Anyway, you don't need the .gif extension to tell imagemagick the result should be a gif file.



    $ tmpfile=$(mktemp /tmp/pre_XXXXXX)
    $ convert rose: "gif:$tmpfile"
    $ file "$tmpfile"
    /tmp/pre_MDDsuZ: GIF image data, version 89a, 70 x 46





    share|improve this answer




























      2














      mktemp is not a standard command and it differs wildly in functionality and options between systems (if the system even has an mktemp command). The only way to know what your mktemp accepts is to read its manual on the system in question.



      Anyway, you don't need the .gif extension to tell imagemagick the result should be a gif file.



      $ tmpfile=$(mktemp /tmp/pre_XXXXXX)
      $ convert rose: "gif:$tmpfile"
      $ file "$tmpfile"
      /tmp/pre_MDDsuZ: GIF image data, version 89a, 70 x 46





      share|improve this answer


























        2












        2








        2







        mktemp is not a standard command and it differs wildly in functionality and options between systems (if the system even has an mktemp command). The only way to know what your mktemp accepts is to read its manual on the system in question.



        Anyway, you don't need the .gif extension to tell imagemagick the result should be a gif file.



        $ tmpfile=$(mktemp /tmp/pre_XXXXXX)
        $ convert rose: "gif:$tmpfile"
        $ file "$tmpfile"
        /tmp/pre_MDDsuZ: GIF image data, version 89a, 70 x 46





        share|improve this answer













        mktemp is not a standard command and it differs wildly in functionality and options between systems (if the system even has an mktemp command). The only way to know what your mktemp accepts is to read its manual on the system in question.



        Anyway, you don't need the .gif extension to tell imagemagick the result should be a gif file.



        $ tmpfile=$(mktemp /tmp/pre_XXXXXX)
        $ convert rose: "gif:$tmpfile"
        $ file "$tmpfile"
        /tmp/pre_MDDsuZ: GIF image data, version 89a, 70 x 46






        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Aug 21 '13 at 18:34









        geirhageirha

        35116




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