shlib.sh: set some additional variables
commit33f31f3fc7769c067eadd392bd840d144adbb9b3
authorKyle J. McKay <mackyle@gmail.com>
Fri, 13 Feb 2015 10:54:37 +0000 (13 02:54 -0800)
committerKyle J. McKay <mackyle@gmail.com>
Fri, 13 Feb 2015 10:54:37 +0000 (13 02:54 -0800)
treeaaa9646638d14a162688305b5f5602a1e00e3a21
parent7796e8095d58d12a34a46298cd68f9e20c6cbe35
shlib.sh: set some additional variables

Set var_git_ver to the version number part of `git version`.
Set var_have_git_172 to 1 if the Git version is at least 1.7.2.
Provide vcmp shell function to compare dotted version numbers.
shlib.sh