Hi Joe, Another idea along those lines would be to embed the image inside the VM executable...
Slava On Fri, Aug 1, 2008 at 12:03 AM, Joe Groff <[EMAIL PROTECTED]> wrote: > Hi folks. I made a little hack to the VM that allows you to embed a #! > string in the front part of a saved Factor image. This way, you can > build standalone CLI utilities like this: > > % ./factor -run=listener > ( scratchpad ) USE: hello-world > ! save-image* is like save-image, but also takes a commandline to > embed in the image > ( scratchpad ) "hello-world" "-no-user-init -quiet -run=hello-world" > save-image* > ( scratchpad ) ^D > % chmod 755 hello-world > % ./hello-world > Hello world > % > > For commandline apps, this could be preferable to the full-blown app > bundles the deploy tool builds, because the image is a single file can > be executed, moved around, and installed without having carry a copy > of the VM and its resources with it. The VM path is coded in the #! > line, so it can hang out in /usr/local/lib while the image goes in / > usr/local/bin, ~/bin, or wherever. ocaml uses a similar ploy to make > bytecode-compiled products executable. > > One drawback I can think of is that the VM–image interface is still > pretty brittle, so if the user rebuilds the VM out from under an > image, running that image will probably crash and burn unless they > rebuild it as well. #! also hardcodes the VM path in the image, so the > VM couldn't be moved without breaking the image's self-executing > ability. And of course, the #! trick doesn't work in Windows. > > -Joe > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Factor-talk mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/factor-talk > ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Factor-talk mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/factor-talk
