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docs: document ghc/macports iconv link issue

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Simon Michael 2010-07-07 17:25:48 +00:00
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MANUAL.markdown
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@ -130,6 +130,24 @@ Here are some known issues and things to try:
hledger or its dependencies. You can sometimes work around this by using
cabal's `--constraint` option.
- <a name="iconv" />**Undefined symbols: ... _iconv ...**
If cabal gives this error:
Linking dist/build/hledger/hledger ...
Undefined symbols:
"_iconv_close", referenced from:
_hs_iconv_close in libHSbase-4.2.0.2.a(iconv.o)
"_iconv", referenced from:
_hs_iconv in libHSbase-4.2.0.2.a(iconv.o)
"_iconv_open", referenced from:
_hs_iconv_open in libHSbase-4.2.0.2.a(iconv.o)
you are probably on a mac with macports libraries installed:
[http://hackage.haskell.org/trac/ghc/ticket/4068](http://hackage.haskell.org/trac/ghc/ticket/4068).
To work around, add this --extra-lib-dirs flag:
$ cabal install hledger --extra-lib-dirs=/usr/lib
### Basic usage
Basic usage is: