Question

我正在尝试在webfaction共享服务器上安装一个Hamlet，以便我可以在那里编译和运行我的Web应用程序。我正在使用Yesod来开发应用程序。

我设法从源代码和bootstrapped cabal安装编译GHC 7。接下来我做了cabal install hamlet并期望它能够正常工作。没有运气！

我从cabal / GHC收到以下奇怪的错误消息。谁能帮助我？

$ cabal install hamlet                       Resolving dependencies...
Configuring hamlet-0.8.2...
Preprocessing library hamlet-0.8.2...
Building hamlet-0.8.2...
[ 1 of 14] Compiling Text.MkSizeType  ( Text/MkSizeType.hs, dist/build/Text/MkSizeType.o )
[ 2 of 14] Compiling Text.Shakespeare ( Text/Shakespeare.hs, dist/build/Text/Shakespeare.o )
[ 3 of 14] Compiling Text.Hamlet.Parse ( Text/Hamlet/Parse.hs, dist/build/Text/Hamlet/Parse.o )

Text/Hamlet/Parse.hs:113:13:
    Warning: A do-notation statement discarded a result of type String.
         Suppress this warning by saying "_ <- ($) try string "!--"",
         or by using the flag -fno-warn-unused-do-bind
[ 4 of 14] Compiling Text.Hamlet.Quasi ( Text/Hamlet/Quasi.hs, dist/build/Text/Hamlet/Quasi.o )
[ 5 of 14] Compiling Text.Css         ( Text/Css.hs, dist/build/Text/Css.o )
[ 6 of 14] Compiling Text.Cassius     ( Text/Cassius.hs, dist/build/Text/Cassius.o )
Loading package ghc-prim ... linking ... done.
Loading package integer-gmp ... linking ... done.
Loading package base ... linking ... done.
Loading package array-0.3.0.2 ... linking ... done.
Loading package containers-0.4.0.0 ... linking ... done.
Loading package pretty-1.0.1.2 ... linking ... done.
Loading package template-haskell ... linking ... done.
Loading package filepath-1.2.0.0 ... linking ... done.
Loading package old-locale-1.0.0.2 ... linking ... done.
Loading package old-time-1.0.0.6 ... linking ... done.
Loading package unix-2.4.2.0 ... linking ... done.
Loading package directory-1.1.0.0 ... linking ... done.
Loading package process-1.0.1.5 ... linking ... done.
Loading package bytestring-0.9.1.10 ... linking ... done.
Loading package transformers-0.2.2.0 ... linking ... done.
Loading package mtl-2.0.1.0 ... linking ... done.
Loading package parsec-3.1.1 ... linking ... done.
Loading package failure-0.1.0.1 ... linking ... done.
Loading package deepseq-1.1.0.2 ... linking ... done.
Loading package text-0.11.0.8 ... linking ... done.
Loading package blaze-builder-0.3.0.1 ... linking ... done.
Loading package blaze-html-0.4.1.1 ... linking ... done.
Loading package ffi-1.0 ... linking ... done.
ghc: mmap 36864 bytes at (nil): Operation not permitted
ghc: Try specifying an address with +RTS -xm<addr> -RTS
cabal: Error: some packages failed to install:
hamlet-0.8.2 failed during the building phase. The exception was:
ExitFailure 1

Answer 1

好吧，我似乎已经解决了这个问题，并在此注意到它，希望它能帮助其他人。

问题是webfaction不允许您执行存储在/ tmp中的文件。来自cabal的错误信息非常令人困惑。

修复是在运行cabal安装之前将环境变量设置为homepath中的目录（不适用此类限制）。我只是创建了一个别名 -

alias cabalinstall='export TMPDIR=~/tmp; cabal install'

这确保在尝试安装任何cabal包之前正确设置了tmpdir。

GHC cabal安装小区失败，出现了一个模糊的错误

1 个答案: