diff options
| -rw-r--r-- | Library/Homebrew/formula_installer.rb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Library/Homebrew/formula_installer.rb b/Library/Homebrew/formula_installer.rb index c09621cee..479232cd1 100644 --- a/Library/Homebrew/formula_installer.rb +++ b/Library/Homebrew/formula_installer.rb @@ -38,6 +38,12 @@ class FormulaInstaller if ARGV.build_head? and f.unstable.nil? raise CannotInstallFormulaError, "No head is defined for #{f.name}" end + + f.recursive_deps.each do |dep| + if dep.installed? and not dep.keg_only? and not dep.linked_keg.directory? + raise CannotInstallFormulaError, "You must `brew link #{dep}' before #{f} can be installed" + end + end unless ignore_deps end def install |