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doc: Use markdown syntax for xrefs

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Syntax is taken from MyST:

https://myst-parser.readthedocs.io/en/latest/using/syntax.html#targets-and-cross-referencing
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Jan Tojnar
2021-06-06 13:17:54 +02:00
parent adecb00f5a
commit 3c78ad2561
10 changed files with 48 additions and 18 deletions
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doc/using/overlays.chapter.md
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@@ -63,7 +63,7 @@ The second argument (`super`) corresponds to the result of the evaluation of the
The value returned by this function should be a set similar to `pkgs/top-level/all-packages.nix`, containing overridden and/or new packages.
Overlays are similar to other methods for customizing Nixpkgs, in particular the `packageOverrides` attribute described in<xref linkend="sec-modify-via-packageOverrides"/>. Indeed, `packageOverrides` acts as an overlay with only the `super` argument. It is therefore appropriate for basic use, but overlays are more powerful and easier to distribute.
Overlays are similar to other methods for customizing Nixpkgs, in particular the `packageOverrides` attribute described in [](#sec-modify-via-packageOverrides). Indeed, `packageOverrides` acts as an overlay with only the `super` argument. It is therefore appropriate for basic use, but overlays are more powerful and easier to distribute.
## Using overlays to configure alternatives {#sec-overlays-alternatives}