Bug#569204: dpkg --compare-versions is your friend

[Geert Stappers <stappers@stappers.nl>]

Op 20100210 om 19:57 schreef Philipp Kern:
> 
> live-magic/i386 unsatisfiable Depends: live-helper (>= 2.0)
> 
> Indeed live-helper has a version of 2.0~a6-1 which is less than 2.0.


$ dpkg --compare-versions 1.0 lt 2.0 ; echo $?
0
$ dpkg --compare-versions 3.0 lt 2.0 ; echo $?
1
$ dpkg --compare-versions 2.0~a6-1 lt 2.0 ; echo $?
0
$ dpkg --compare-versions 2.0+a6-1 lt 2.0 ; echo $?
1
$ dpkg --compare-versions 1.9pre2.0~a6-1 lt 2.0 ; echo $?
0


HtH
Stappers