# avoid user interaction
options(repos = c(CRAN = "https://cloud.r-project.org"))
ap = available.packages()
pk = c('EasyMx', 'ifaTools', 'metaSEM') # 'umx', 'semtree', 'ctsem', 'lvnet', 'gwsem'
v = sapply(pk, function(x) ap[which(ap[,'Package'] == x), 'Version'],
USE.NAMES=FALSE)
cat(mapply(function(p1, v1) { paste0(p1,'_',v1,'.tar.gz') },
pk, v, USE.NAMES = FALSE))
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