Hi, Am Freitag, den 16.03.2012, 21:00 +1100 schrieb Erik de Castro Lopo: > With a base system with just ghc and cabal-install, if I try to install > bytestring-lexing I get: > > $ cabal install bytestring-lexing > Resolving dependencies... > Configuring bytestring-lexing-0.4.0... > cabal: The program alex version >=2.3 is required but it could not be > found. > cabal: Error: some packages failed to install: > bytestring-lexing-0.4.0 failed during the configure step. The exception > was: > ExitFailure 1 > > The cabal file for bytestring-lexing contains > > Build-Tools: alex >= 2.3 > > Is there any way to make the cabal install of bytestring-lexing force > the install of alex first?
no, cabal-install does not automatically install build-tools at all, only Cabal checks them for compilation. I guess the reason is that build-tools needs to be put on the PATH, and that is beyond the scope of cabal-install. Greetings, Joachim -- Joachim "nomeata" Breitner Debian Developer nome...@debian.org | ICQ# 74513189 | GPG-Keyid: 4743206C JID: nome...@joachim-breitner.de | http://people.debian.org/~nomeata
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