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Merge pull request #7485 from fricklerhandwerk/doc-store-derivation
define "store derivation"
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commit
cfd6c7fc9b
11 changed files with 67 additions and 29 deletions
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@ -168,7 +168,7 @@ SourceExprCommand::SourceExprCommand(bool supportReadOnlyMode)
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addFlag({
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.longName = "derivation",
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.description = "Operate on the store derivation rather than its outputs.",
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.description = "Operate on the [store derivation](../../glossary.md#gloss-store-derivation) rather than its outputs.",
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.category = installablesCategory,
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.handler = {&operateOn, OperateOn::Derivation},
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});
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@ -115,12 +115,12 @@ the Nix store. Here are the recognised types of installables:
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* **Store derivations**: `/nix/store/p7gp6lxdg32h4ka1q398wd9r2zkbbz2v-hello-2.10.drv`
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Store derivations are store paths with extension `.drv` and are a
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low-level representation of a build-time dependency graph used
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internally by Nix. By default, if you pass a store derivation to a
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`nix` subcommand, it will operate on the *output paths* of the
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derivation. For example, `nix path-info` prints information about
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the output paths:
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Store derivations are a low-level, internal representation of build tasks in Nix, and have store paths with extension `.drv`.
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By default, if you pass the path to a store derivation to a `nix` subcommand, the command will operate on the [output path]s of the derivation.
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[output path]: ../../glossary.md#gloss-output-path
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For example, `nix path-info` prints information about the output paths:
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```console
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# nix path-info --json /nix/store/p7gp6lxdg32h4ka1q398wd9r2zkbbz2v-hello-2.10.drv
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@ -202,9 +202,11 @@ operate are determined as follows:
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a command like `nix shell nixpkgs#libxml2` will provide only those
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two outputs by default.
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Note that a store derivation (given by `.drv` file store path) doesn't have
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Note that a [store derivation] (given by its `.drv` file store path) doesn't have
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any attributes like `meta`, and thus this case doesn't apply to it.
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[store derivation]: ../../glossary.md#gloss-store-derivation
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* Otherwise, Nix will use all outputs of the derivation.
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# Nix stores
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@ -68,7 +68,9 @@ R""(
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]
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```
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* Print the path of the store derivation produced by `nixpkgs#hello`:
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* Print the path of the [store derivation] produced by `nixpkgs#hello`:
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[store derivation]: ../../glossary.md#gloss-store-derivation
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```console
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# nix path-info --derivation nixpkgs#hello
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@ -2,9 +2,11 @@ R""(
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# Examples
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* Show the store derivation that results from evaluating the Hello
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* Show the [store derivation] that results from evaluating the Hello
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package:
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[store derivation]: ../../glossary.md#gloss-store-derivation
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```console
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# nix show-derivation nixpkgs#hello
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{
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@ -37,7 +39,7 @@ R""(
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# Description
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This command prints on standard output a JSON representation of the
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store derivations to which *installables* evaluate. Store derivations
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[store derivation]s to which *installables* evaluate. Store derivations
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are used internally by Nix. They are store paths with extension `.drv`
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that represent the build-time dependency graph to which a Nix
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expression evaluates.
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@ -18,7 +18,9 @@ R""(
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(The flag `--substituters ''` avoids querying
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`https://cache.nixos.org` for the log.)
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* To copy the log for a specific store derivation via SSH:
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* To copy the log for a specific [store derivation] via SSH:
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[store derivation]: ../../glossary.md#gloss-store-derivation
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```console
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# nix store copy-log --to ssh-ng://machine /nix/store/ilgm50plpmcgjhcp33z6n4qbnpqfhxym-glibc-2.33-59.drv
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