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Introduce libiconvOrNull and libiconvOrGlibc

One can use these attrs instead of custom 'if ... then libiconv else null'.
This way we can maintain the correct 'if ... then' check in one place.

NB: I don't know what is the correct condition, so I use stdenv.isLinux. Feel
free to fix this.

svn path=/nixpkgs/trunk/; revision=31906
This commit is contained in:
Yury G. Kudryashov 2012-01-28 12:44:42 +00:00
parent 7d9442e2c3
commit 4b36b6132f

View file

@ -4054,6 +4054,10 @@ let
libiconv = callPackage ../development/libraries/libiconv { };
libiconvOrNull = if gcc ? libc then null else libiconv;
libiconvOrLibc = if gcc ? libc then gcc.libc else libiconv;
libid3tag = callPackage ../development/libraries/libid3tag { };
libidn = callPackage ../development/libraries/libidn { };