# vcs.mk - make rules to make fetching/updating VCS repositories easy

# $(call METHOD,URI[,OUTPUT[,MODULE]])
#   Fetch or update a file or directory.
bzr   = $(if $(_wo),bzr up $(_o),bzr co $1 $(_o))
cvs   = $(if $(_wo),cd $(_o) && cvs up -dAP,cvs -d $1 co -d $(_o) $(_o3))
darcs = $(if $(_wo),cd $(_o) && darcs pull -a $1,darcs get $1 $(_o))
git   = $(if $(_wo),cd $(_o) && git pull,git clone $1 $(_o))
hg    = $(if $(_wo),cd $(_o) && hg pull $1,hg clone $1 $(_o))
lcp   = lcp --force $1 $(_o)
rsync = rsync -avrz $1 $(_o)
svn   = $(if $(_wo),svn up $(_o),svn co $1 $(_o))
wget  = wget -O $(_o) $1

lcp += ;$(_ci)
rsync += ;$(_ci)
wget += ;$(_ci)

_nvc = $(warning $@: warning: no support for local version control)
svn += ;$(_nvc)
cvs += ;$(_nvc)

_ignore = ! -wholename "*,v" ! -wholename "*/.bzr/*" ! -wholename "*/\.svn/*" ! -wholename "*/CVS/*"
_ci = find $(_o) -type f $(_ignore) | xargs ci -t/dev/null -m"Updated $(_o) from $1." -l
_o = $(or $2,$@)
_wo = $(wildcard $(_o))
_o3 = $(or $3,$@)

# vcs.mk ends here.