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Merge pull request #8276 from aschmolck/short-options-to-long-ones

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Convert short options to long ones, 2023 edition
This commit is contained in:
Robert Hensing 2023-05-17 13:54:08 +02:00 committed by GitHub
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48 changed files with 142 additions and 142 deletions
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10
doc/manual/src/advanced-topics/diff-hook.md
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@ -48,13 +48,13 @@ If the build passes and is deterministic, Nix will exit with a status
code of 0: code of 0:
```console ```console
$ nix-build ./deterministic.nix -A stable $ nix-build ./deterministic.nix --attr stable
this derivation will be built: this derivation will be built:
/nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv /nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv
building '/nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv'... building '/nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv'...
/nix/store/yyxlzw3vqaas7wfp04g0b1xg51f2czgq-stable /nix/store/yyxlzw3vqaas7wfp04g0b1xg51f2czgq-stable
$ nix-build ./deterministic.nix -A stable --check $ nix-build ./deterministic.nix --attr stable --check
checking outputs of '/nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv'... checking outputs of '/nix/store/z98fasz2jqy9gs0xbvdj939p27jwda38-stable.drv'...
/nix/store/yyxlzw3vqaas7wfp04g0b1xg51f2czgq-stable /nix/store/yyxlzw3vqaas7wfp04g0b1xg51f2czgq-stable
``` ```
@ -63,13 +63,13 @@ If the build is not deterministic, Nix will exit with a status code of
1: 1:
```console ```console
$ nix-build ./deterministic.nix -A unstable $ nix-build ./deterministic.nix --attr unstable
this derivation will be built: this derivation will be built:
/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv /nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv
building '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv'... building '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv'...
/nix/store/krpqk0l9ib0ibi1d2w52z293zw455cap-unstable /nix/store/krpqk0l9ib0ibi1d2w52z293zw455cap-unstable
$ nix-build ./deterministic.nix -A unstable --check $ nix-build ./deterministic.nix --attr unstable --check
checking outputs of '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv'... checking outputs of '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv'...
error: derivation '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv' may error: derivation '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv' may
not be deterministic: output '/nix/store/krpqk0l9ib0ibi1d2w52z293zw455cap-unstable' differs not be deterministic: output '/nix/store/krpqk0l9ib0ibi1d2w52z293zw455cap-unstable' differs
@ -89,7 +89,7 @@ Using `--check` with `--keep-failed` will cause Nix to keep the second
build's output in a special, `.check` path: build's output in a special, `.check` path:
```console ```console
$ nix-build ./deterministic.nix -A unstable --check --keep-failed $ nix-build ./deterministic.nix --attr unstable --check --keep-failed
checking outputs of '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv'... checking outputs of '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv'...
note: keeping build directory '/tmp/nix-build-unstable.drv-0' note: keeping build directory '/tmp/nix-build-unstable.drv-0'
error: derivation '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv' may error: derivation '/nix/store/cgl13lbj1w368r5z8gywipl1ifli7dhk-unstable.drv' may

2
doc/manual/src/advanced-topics/post-build-hook.md
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@ -90,7 +90,7 @@ Then, restart the `nix-daemon`.
Build any derivation, for example: Build any derivation, for example:
```console ```console
$ nix-build -E '(import <nixpkgs> {}).writeText "example" (builtins.toString builtins.currentTime)' $ nix-build --expr '(import <nixpkgs> {}).writeText "example" (builtins.toString builtins.currentTime)'
this derivation will be built: this derivation will be built:
/nix/store/s4pnfbkalzy5qz57qs6yybna8wylkig6-example.drv /nix/store/s4pnfbkalzy5qz57qs6yybna8wylkig6-example.drv
building '/nix/store/s4pnfbkalzy5qz57qs6yybna8wylkig6-example.drv'... building '/nix/store/s4pnfbkalzy5qz57qs6yybna8wylkig6-example.drv'...

10
doc/manual/src/command-ref/nix-build.md
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@ -76,7 +76,7 @@ except for `--arg` and `--attr` / `-A` which are passed to `nix-instantiate`.
# Examples # Examples
```console ```console
$ nix-build '<nixpkgs>' -A firefox $ nix-build '<nixpkgs>' --attr firefox
store derivation is /nix/store/qybprl8sz2lc...-firefox-1.5.0.7.drv store derivation is /nix/store/qybprl8sz2lc...-firefox-1.5.0.7.drv
/nix/store/d18hyl92g30l...-firefox-1.5.0.7 /nix/store/d18hyl92g30l...-firefox-1.5.0.7
@ -91,7 +91,7 @@ If a derivation has multiple outputs, `nix-build` will build the default
(first) output. You can also build all outputs: (first) output. You can also build all outputs:
```console ```console
$ nix-build '<nixpkgs>' -A openssl.all $ nix-build '<nixpkgs>' --attr openssl.all
``` ```
This will create a symlink for each output named `result-outputname`. This will create a symlink for each output named `result-outputname`.
@ -101,7 +101,7 @@ outputs `out`, `bin` and `man`, `nix-build` will create symlinks
specific output: specific output:
```console ```console
$ nix-build '<nixpkgs>' -A openssl.man $ nix-build '<nixpkgs>' --attr openssl.man
``` ```
This will create a symlink `result-man`. This will create a symlink `result-man`.
@ -109,7 +109,7 @@ This will create a symlink `result-man`.
Build a Nix expression given on the command line: Build a Nix expression given on the command line:
```console ```console
$ nix-build -E 'with import <nixpkgs> { }; runCommand "foo" { } "echo bar > $out"' $ nix-build --expr 'with import <nixpkgs> { }; runCommand "foo" { } "echo bar > $out"'
$ cat ./result $ cat ./result
bar bar
``` ```
@ -118,5 +118,5 @@ Build the GNU Hello package from the latest revision of the master
branch of Nixpkgs: branch of Nixpkgs:
```console ```console
$ nix-build https://github.com/NixOS/nixpkgs/archive/master.tar.gz -A hello $ nix-build https://github.com/NixOS/nixpkgs/archive/master.tar.gz --attr hello
``` ```

6
doc/manual/src/command-ref/nix-channel.md
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@ -59,18 +59,18 @@ To subscribe to the Nixpkgs channel and install the GNU Hello package:
```console ```console
$ nix-channel --add https://nixos.org/channels/nixpkgs-unstable $ nix-channel --add https://nixos.org/channels/nixpkgs-unstable
$ nix-channel --update $ nix-channel --update
$ nix-env -iA nixpkgs.hello $ nix-env --install --attr nixpkgs.hello
``` ```
You can revert channel updates using `--rollback`: You can revert channel updates using `--rollback`:
```console ```console
$ nix-instantiate --eval -E '(import <nixpkgs> {}).lib.version' $ nix-instantiate --eval --expr '(import <nixpkgs> {}).lib.version'
"14.04.527.0e935f1" "14.04.527.0e935f1"
$ nix-channel --rollback $ nix-channel --rollback
switching from generation 483 to 482 switching from generation 483 to 482
$ nix-instantiate --eval -E '(import <nixpkgs> {}).lib.version' $ nix-instantiate --eval --expr '(import <nixpkgs> {}).lib.version'
"14.04.526.dbadfad" "14.04.526.dbadfad"
``` ```

2
doc/manual/src/command-ref/nix-copy-closure.md
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@ -87,5 +87,5 @@ environment:
```console ```console
$ nix-copy-closure --from alice@itchy.labs \ $ nix-copy-closure --from alice@itchy.labs \
/nix/store/0dj0503hjxy5mbwlafv1rsbdiyx1gkdy-subversion-1.4.4 /nix/store/0dj0503hjxy5mbwlafv1rsbdiyx1gkdy-subversion-1.4.4
$ nix-env -i /nix/store/0dj0503hjxy5mbwlafv1rsbdiyx1gkdy-subversion-1.4.4 $ nix-env --install /nix/store/0dj0503hjxy5mbwlafv1rsbdiyx1gkdy-subversion-1.4.4
``` ```

2
doc/manual/src/command-ref/nix-env.md
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@ -49,7 +49,7 @@ These pages can be viewed offline:
# Selectors # Selectors
Several commands, such as `nix-env -q` and `nix-env -i`, take a list of Several commands, such as `nix-env --query ` and `nix-env --install `, take a list of
arguments that specify the packages on which to operate. These are arguments that specify the packages on which to operate. These are
extended regular expressions that must match the entire name of the extended regular expressions that must match the entire name of the
package. (For details on regular expressions, see **regex**(7).) The match is package. (For details on regular expressions, see **regex**(7).) The match is

2
doc/manual/src/command-ref/nix-env/delete-generations.md
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@ -41,6 +41,6 @@ $ nix-env --delete-generations 30d
``` ```
```console ```console
$ nix-env -p other_profile --delete-generations old $ nix-env --profile other_profile --delete-generations old
``` ```

24
doc/manual/src/command-ref/nix-env/install.md
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@ -36,7 +36,7 @@ a number of possible ways:
then the derivation with the highest version will be installed. then the derivation with the highest version will be installed.
You can force the installation of multiple derivations with the same You can force the installation of multiple derivations with the same
name by being specific about the versions. For instance, `nix-env -i name by being specific about the versions. For instance, `nix-env --install
gcc-3.3.6 gcc-4.1.1` will install both version of GCC (and will gcc-3.3.6 gcc-4.1.1` will install both version of GCC (and will
probably cause a user environment conflict\!). probably cause a user environment conflict\!).
@ -44,7 +44,7 @@ a number of possible ways:
paths* that select attributes from the top-level Nix paths* that select attributes from the top-level Nix
expression. This is faster than using derivation names and expression. This is faster than using derivation names and
unambiguous. To find out the attribute paths of available unambiguous. To find out the attribute paths of available
packages, use `nix-env -qaP`. packages, use `nix-env --query --available --attr-path `.
- If `--from-profile` *path* is given, *args* is a set of names - If `--from-profile` *path* is given, *args* is a set of names
denoting installed store paths in the profile *path*. This is an denoting installed store paths in the profile *path*. This is an
@ -87,7 +87,7 @@ a number of possible ways:
- `--remove-all` / `-r`\ - `--remove-all` / `-r`\
Remove all previously installed packages first. This is equivalent Remove all previously installed packages first. This is equivalent
to running `nix-env -e '.*'` first, except that everything happens to running `nix-env --uninstall '.*'` first, except that everything happens
in a single transaction. in a single transaction.
{{#include ./opt-common.md}} {{#include ./opt-common.md}}
@ -103,9 +103,9 @@ a number of possible ways:
To install a package using a specific attribute path from the active Nix expression: To install a package using a specific attribute path from the active Nix expression:
```console ```console
$ nix-env -iA gcc40mips $ nix-env --install --attr gcc40mips
installing `gcc-4.0.2' installing `gcc-4.0.2'
$ nix-env -iA xorg.xorgserver $ nix-env --install --attr xorg.xorgserver
installing `xorg-server-1.2.0' installing `xorg-server-1.2.0'
``` ```
@ -133,32 +133,32 @@ installing `gcc-3.3.2'
To install all derivations in the Nix expression `foo.nix`: To install all derivations in the Nix expression `foo.nix`:
```console ```console
$ nix-env -f ~/foo.nix -i '.*' $ nix-env --file ~/foo.nix --install '.*'
``` ```
To copy the store path with symbolic name `gcc` from another profile: To copy the store path with symbolic name `gcc` from another profile:
```console ```console
$ nix-env -i --from-profile /nix/var/nix/profiles/foo gcc $ nix-env --install --from-profile /nix/var/nix/profiles/foo gcc
``` ```
To install a specific [store derivation] (typically created by To install a specific [store derivation] (typically created by
`nix-instantiate`): `nix-instantiate`):
```console ```console
$ nix-env -i /nix/store/fibjb1bfbpm5mrsxc4mh2d8n37sxh91i-gcc-3.4.3.drv $ nix-env --install /nix/store/fibjb1bfbpm5mrsxc4mh2d8n37sxh91i-gcc-3.4.3.drv
``` ```
To install a specific output path: To install a specific output path:
```console ```console
$ nix-env -i /nix/store/y3cgx0xj1p4iv9x0pnnmdhr8iyg741vk-gcc-3.4.3 $ nix-env --install /nix/store/y3cgx0xj1p4iv9x0pnnmdhr8iyg741vk-gcc-3.4.3
``` ```
To install from a Nix expression specified on the command-line: To install from a Nix expression specified on the command-line:
```console ```console
$ nix-env -f ./foo.nix -i -E \ $ nix-env --file ./foo.nix --install --expr \
'f: (f {system = "i686-linux";}).subversionWithJava' 'f: (f {system = "i686-linux";}).subversionWithJava'
``` ```
@ -170,7 +170,7 @@ function defined in `./foo.nix`.
A dry-run tells you which paths will be downloaded or built from source: A dry-run tells you which paths will be downloaded or built from source:
```console ```console
$ nix-env -f '<nixpkgs>' -iA hello --dry-run $ nix-env --file '<nixpkgs>' --install --attr hello --dry-run
(dry run; not doing anything) (dry run; not doing anything)
installing ‘hello-2.10’ installing ‘hello-2.10’
this path will be fetched (0.04 MiB download, 0.19 MiB unpacked): this path will be fetched (0.04 MiB download, 0.19 MiB unpacked):
@ -182,6 +182,6 @@ To install Firefox from the latest revision in the Nixpkgs/NixOS 14.12
channel: channel:
```console ```console
$ nix-env -f https://github.com/NixOS/nixpkgs/archive/nixos-14.12.tar.gz -iA firefox $ nix-env --file https://github.com/NixOS/nixpkgs/archive/nixos-14.12.tar.gz --install --attr firefox
``` ```

16
doc/manual/src/command-ref/nix-env/query.md
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@ -137,7 +137,7 @@ derivation is shown unless `--no-name` is specified.
To show installed packages: To show installed packages:
```console ```console
$ nix-env -q $ nix-env --query
bison-1.875c bison-1.875c
docbook-xml-4.2 docbook-xml-4.2
firefox-1.0.4 firefox-1.0.4
@ -149,7 +149,7 @@ ORBit2-2.8.3
To show available packages: To show available packages:
```console ```console
$ nix-env -qa $ nix-env --query --available
firefox-1.0.7 firefox-1.0.7
GConf-2.4.0.1 GConf-2.4.0.1
MPlayer-1.0pre7 MPlayer-1.0pre7
@ -160,7 +160,7 @@ ORBit2-2.8.3
To show the status of available packages: To show the status of available packages:
```console ```console
$ nix-env -qas $ nix-env --query --available --status
-P- firefox-1.0.7 (not installed but present) -P- firefox-1.0.7 (not installed but present)
--S GConf-2.4.0.1 (not present, but there is a substitute for fast installation) --S GConf-2.4.0.1 (not present, but there is a substitute for fast installation)
--S MPlayer-1.0pre3 (i.e., this is not the installed MPlayer, even though the version is the same!) --S MPlayer-1.0pre3 (i.e., this is not the installed MPlayer, even though the version is the same!)
@ -171,14 +171,14 @@ IP- ORBit2-2.8.3 (installed and by definition present)
To show available packages in the Nix expression `foo.nix`: To show available packages in the Nix expression `foo.nix`:
```console ```console
$ nix-env -f ./foo.nix -qa $ nix-env --file ./foo.nix --query --available
foo-1.2.3 foo-1.2.3
``` ```
To compare installed versions to what’s available: To compare installed versions to what’s available:
```console ```console
$ nix-env -qc $ nix-env --query --compare-versions
... ...
acrobat-reader-7.0 - ? (package is not available at all) acrobat-reader-7.0 - ? (package is not available at all)
autoconf-2.59 = 2.59 (same version) autoconf-2.59 = 2.59 (same version)
@ -189,7 +189,7 @@ firefox-1.0.4 < 1.0.7 (a more recent version is available)
To show all packages with “`zip`” in the name: To show all packages with “`zip`” in the name:
```console ```console
$ nix-env -qa '.*zip.*' $ nix-env --query --available '.*zip.*'
bzip2-1.0.6 bzip2-1.0.6
gzip-1.6 gzip-1.6
zip-3.0 zip-3.0
@ -199,7 +199,7 @@ zip-3.0
To show all packages with “`firefox`” or “`chromium`” in the name: To show all packages with “`firefox`” or “`chromium`” in the name:
```console ```console
$ nix-env -qa '.*(firefox|chromium).*' $ nix-env --query --available '.*(firefox|chromium).*'
chromium-37.0.2062.94 chromium-37.0.2062.94
chromium-beta-38.0.2125.24 chromium-beta-38.0.2125.24
firefox-32.0.3 firefox-32.0.3
@ -210,6 +210,6 @@ firefox-with-plugins-13.0.1
To show all packages in the latest revision of the Nixpkgs repository: To show all packages in the latest revision of the Nixpkgs repository:
```console ```console
$ nix-env -f https://github.com/NixOS/nixpkgs/archive/master.tar.gz -qa $ nix-env --file https://github.com/NixOS/nixpkgs/archive/master.tar.gz --query --available
``` ```

10
doc/manual/src/command-ref/nix-env/set-flag.md
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@ -46,16 +46,16 @@ To prevent the currently installed Firefox from being upgraded:
$ nix-env --set-flag keep true firefox $ nix-env --set-flag keep true firefox
``` ```
After this, `nix-env -u` will ignore Firefox. After this, `nix-env --upgrade ` will ignore Firefox.
To disable the currently installed Firefox, then install a new Firefox To disable the currently installed Firefox, then install a new Firefox
while the old remains part of the profile: while the old remains part of the profile:
```console ```console
$ nix-env -q $ nix-env --query
firefox-2.0.0.9 (the current one) firefox-2.0.0.9 (the current one)
$ nix-env --preserve-installed -i firefox-2.0.0.11 $ nix-env --preserve-installed --install firefox-2.0.0.11
installing `firefox-2.0.0.11' installing `firefox-2.0.0.11'
building path(s) `/nix/store/myy0y59q3ig70dgq37jqwg1j0rsapzsl-user-environment' building path(s) `/nix/store/myy0y59q3ig70dgq37jqwg1j0rsapzsl-user-environment'
collision between `/nix/store/...-firefox-2.0.0.11/bin/firefox' collision between `/nix/store/...-firefox-2.0.0.11/bin/firefox'
@ -65,10 +65,10 @@ collision between `/nix/store/...-firefox-2.0.0.11/bin/firefox'
$ nix-env --set-flag active false firefox $ nix-env --set-flag active false firefox
setting flag on `firefox-2.0.0.9' setting flag on `firefox-2.0.0.9'
$ nix-env --preserve-installed -i firefox-2.0.0.11 $ nix-env --preserve-installed --install firefox-2.0.0.11
installing `firefox-2.0.0.11' installing `firefox-2.0.0.11'
$ nix-env -q $ nix-env --query
firefox-2.0.0.11 (the enabled one) firefox-2.0.0.11 (the enabled one)
firefox-2.0.0.9 (the disabled one) firefox-2.0.0.9 (the disabled one)
``` ```

2
doc/manual/src/command-ref/nix-env/set.md
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@ -25,6 +25,6 @@ The following updates a profile such that its current generation will
contain just Firefox: contain just Firefox:
```console ```console
$ nix-env -p /nix/var/nix/profiles/browser --set firefox $ nix-env --profile /nix/var/nix/profiles/browser --set firefox
``` ```

2
doc/manual/src/command-ref/nix-env/switch-generation.md
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@ -27,7 +27,7 @@ Switching will fail if the specified generation does not exist.
# Examples # Examples
```console ```console
$ nix-env -G 42 $ nix-env --switch-generation 42
switching from generation 50 to 42 switching from generation 50 to 42
``` ```

2
doc/manual/src/command-ref/nix-env/switch-profile.md
View file

@ -22,5 +22,5 @@ the symlink `~/.nix-profile` is made to point to *path*.
# Examples # Examples
```console ```console
$ nix-env -S ~/my-profile $ nix-env --switch-profile ~/my-profile
``` ```

2
doc/manual/src/command-ref/nix-env/uninstall.md
View file

@ -24,5 +24,5 @@ designated by the symbolic names *drvnames* are removed.
```console ```console
$ nix-env --uninstall gcc $ nix-env --uninstall gcc
$ nix-env -e '.*' (remove everything) $ nix-env --uninstall '.*' (remove everything)
``` ```

8
doc/manual/src/command-ref/nix-env/upgrade.md
View file

@ -76,21 +76,21 @@ version is installed.
# Examples # Examples
```console ```console
$ nix-env --upgrade -A nixpkgs.gcc $ nix-env --upgrade --attr nixpkgs.gcc
upgrading `gcc-3.3.1' to `gcc-3.4' upgrading `gcc-3.3.1' to `gcc-3.4'
``` ```
When there are no updates available, nothing will happen: When there are no updates available, nothing will happen:
```console ```console
$ nix-env --upgrade -A nixpkgs.pan $ nix-env --upgrade --attr nixpkgs.pan
``` ```
Using `-A` is preferred when possible, as it is faster and unambiguous but Using `-A` is preferred when possible, as it is faster and unambiguous but
it is also possible to upgrade to a specific version by matching the derivation name: it is also possible to upgrade to a specific version by matching the derivation name:
```console ```console
$ nix-env -u gcc-3.3.2 --always $ nix-env --upgrade gcc-3.3.2 --always
upgrading `gcc-3.4' to `gcc-3.3.2' upgrading `gcc-3.4' to `gcc-3.3.2'
``` ```
@ -98,7 +98,7 @@ To try to upgrade everything
(matching packages based on the part of the derivation name without version): (matching packages based on the part of the derivation name without version):
```console ```console
$ nix-env -u $ nix-env --upgrade
upgrading `hello-2.1.2' to `hello-2.1.3' upgrading `hello-2.1.2' to `hello-2.1.3'
upgrading `mozilla-1.2' to `mozilla-1.4' upgrading `mozilla-1.2' to `mozilla-1.4'
``` ```

16
doc/manual/src/command-ref/nix-instantiate.md
View file

@ -88,7 +88,7 @@ Instantiate [store derivation]s from a Nix expression, and build them using `nix
$ nix-instantiate test.nix (instantiate) $ nix-instantiate test.nix (instantiate)
/nix/store/cigxbmvy6dzix98dxxh9b6shg7ar5bvs-perl-BerkeleyDB-0.26.drv /nix/store/cigxbmvy6dzix98dxxh9b6shg7ar5bvs-perl-BerkeleyDB-0.26.drv
$ nix-store -r $(nix-instantiate test.nix) (build) $ nix-store --realise $(nix-instantiate test.nix) (build)
... ...
/nix/store/qhqk4n8ci095g3sdp93x7rgwyh9rdvgk-perl-BerkeleyDB-0.26 (output path) /nix/store/qhqk4n8ci095g3sdp93x7rgwyh9rdvgk-perl-BerkeleyDB-0.26 (output path)
@ -100,30 +100,30 @@ dr-xr-xr-x 2 eelco users 4096 1970-01-01 01:00 lib
You can also give a Nix expression on the command line: You can also give a Nix expression on the command line:
```console ```console
$ nix-instantiate -E 'with import <nixpkgs> { }; hello' $ nix-instantiate --expr 'with import <nixpkgs> { }; hello'
/nix/store/j8s4zyv75a724q38cb0r87rlczaiag4y-hello-2.8.drv /nix/store/j8s4zyv75a724q38cb0r87rlczaiag4y-hello-2.8.drv
``` ```
This is equivalent to: This is equivalent to:
```console ```console
$ nix-instantiate '<nixpkgs>' -A hello $ nix-instantiate '<nixpkgs>' --attr hello
``` ```
Parsing and evaluating Nix expressions: Parsing and evaluating Nix expressions:
```console ```console
$ nix-instantiate --parse -E '1 + 2' $ nix-instantiate --parse --expr '1 + 2'
1 + 2 1 + 2
``` ```
```console ```console
$ nix-instantiate --eval -E '1 + 2' $ nix-instantiate --eval --expr '1 + 2'
3 3
``` ```
```console ```console
$ nix-instantiate --eval --xml -E '1 + 2' $ nix-instantiate --eval --xml --expr '1 + 2'
<?xml version='1.0' encoding='utf-8'?> <?xml version='1.0' encoding='utf-8'?>
<expr> <expr>
<int value="3" /> <int value="3" />
@ -133,7 +133,7 @@ $ nix-instantiate --eval --xml -E '1 + 2'
The difference between non-strict and strict evaluation: The difference between non-strict and strict evaluation:
```console ```console
$ nix-instantiate --eval --xml -E 'rec { x = "foo"; y = x; }' $ nix-instantiate --eval --xml --expr 'rec { x = "foo"; y = x; }'
... ...
<attr name="x"> <attr name="x">
<string value="foo" /> <string value="foo" />
@ -148,7 +148,7 @@ Note that `y` is left unevaluated (the XML representation doesn’t
attempt to show non-normal forms). attempt to show non-normal forms).
```console ```console
$ nix-instantiate --eval --xml --strict -E 'rec { x = "foo"; y = x; }' $ nix-instantiate --eval --xml --strict --expr 'rec { x = "foo"; y = x; }'
... ...
<attr name="x"> <attr name="x">
<string value="foo" /> <string value="foo" />

24
doc/manual/src/command-ref/nix-shell.md
View file

@ -89,7 +89,7 @@ All options not listed here are passed to `nix-store
- `--packages` / `-p` *packages*…\ - `--packages` / `-p` *packages*…\
Set up an environment in which the specified packages are present. Set up an environment in which the specified packages are present.
The command line arguments are interpreted as attribute names inside The command line arguments are interpreted as attribute names inside
the Nix Packages collection. Thus, `nix-shell -p libjpeg openjdk` the Nix Packages collection. Thus, `nix-shell --packages libjpeg openjdk`
will start a shell in which the packages denoted by the attribute will start a shell in which the packages denoted by the attribute
names `libjpeg` and `openjdk` are present. names `libjpeg` and `openjdk` are present.
@ -118,7 +118,7 @@ To build the dependencies of the package Pan, and start an interactive
shell in which to build it: shell in which to build it:
```console ```console
$ nix-shell '<nixpkgs>' -A pan $ nix-shell '<nixpkgs>' --attr pan
[nix-shell]$ eval ${unpackPhase:-unpackPhase} [nix-shell]$ eval ${unpackPhase:-unpackPhase}
[nix-shell]$ cd $sourceRoot [nix-shell]$ cd $sourceRoot
[nix-shell]$ eval ${patchPhase:-patchPhase} [nix-shell]$ eval ${patchPhase:-patchPhase}
@ -137,7 +137,7 @@ To clear the environment first, and do some additional automatic
initialisation of the interactive shell: initialisation of the interactive shell:
```console ```console
$ nix-shell '<nixpkgs>' -A pan --pure \ $ nix-shell '<nixpkgs>' --attr pan --pure \
--command 'export NIX_DEBUG=1; export NIX_CORES=8; return' --command 'export NIX_DEBUG=1; export NIX_CORES=8; return'
``` ```
@ -146,13 +146,13 @@ Nix expressions can also be given on the command line using the `-E` and
packages `sqlite` and `libX11`: packages `sqlite` and `libX11`:
```console ```console
$ nix-shell -E 'with import <nixpkgs> { }; runCommand "dummy" { buildInputs = [ sqlite xorg.libX11 ]; } ""' $ nix-shell --expr 'with import <nixpkgs> { }; runCommand "dummy" { buildInputs = [ sqlite xorg.libX11 ]; } ""'
``` ```
A shorter way to do the same is: A shorter way to do the same is:
```console ```console
$ nix-shell -p sqlite xorg.libX11 $ nix-shell --packages sqlite xorg.libX11
[nix-shell]$ echo $NIX_LDFLAGS [nix-shell]$ echo $NIX_LDFLAGS
… -L/nix/store/j1zg5v…-sqlite-3.8.0.2/lib -L/nix/store/0gmcz9…-libX11-1.6.1/lib … … -L/nix/store/j1zg5v…-sqlite-3.8.0.2/lib -L/nix/store/0gmcz9…-libX11-1.6.1/lib …
``` ```
@ -162,7 +162,7 @@ the `buildInputs = [ ... ]` shown above, not only package names. So the
following is also legal: following is also legal:
```console ```console
$ nix-shell -p sqlite 'git.override { withManual = false; }' $ nix-shell --packages sqlite 'git.override { withManual = false; }'
``` ```
The `-p` flag looks up Nixpkgs in the Nix search path. You can override The `-p` flag looks up Nixpkgs in the Nix search path. You can override
@ -171,7 +171,7 @@ gives you a shell containing the Pan package from a specific revision of
Nixpkgs: Nixpkgs:
```console ```console
$ nix-shell -p pan -I nixpkgs=https://github.com/NixOS/nixpkgs/archive/8a3eea054838b55aca962c3fbde9c83c102b8bf2.tar.gz $ nix-shell --packages pan -I nixpkgs=https://github.com/NixOS/nixpkgs/archive/8a3eea054838b55aca962c3fbde9c83c102b8bf2.tar.gz
[nix-shell:~]$ pan --version [nix-shell:~]$ pan --version
Pan 0.139 Pan 0.139
@ -185,7 +185,7 @@ done by starting the script with the following lines:
```bash ```bash
#! /usr/bin/env nix-shell #! /usr/bin/env nix-shell
#! nix-shell -i real-interpreter -p packages #! nix-shell -i real-interpreter --packages packages
``` ```
where *real-interpreter* is the “real” script interpreter that will be where *real-interpreter* is the “real” script interpreter that will be
@ -202,7 +202,7 @@ For example, here is a Python script that depends on Python and the
```python ```python
#! /usr/bin/env nix-shell #! /usr/bin/env nix-shell
#! nix-shell -i python -p python pythonPackages.prettytable #! nix-shell -i python --packages python pythonPackages.prettytable
import prettytable import prettytable
@ -217,7 +217,7 @@ requires Perl and the `HTML::TokeParser::Simple` and `LWP` packages:
```perl ```perl
#! /usr/bin/env nix-shell #! /usr/bin/env nix-shell
#! nix-shell -i perl -p perl perlPackages.HTMLTokeParserSimple perlPackages.LWP #! nix-shell -i perl --packages perl perlPackages.HTMLTokeParserSimple perlPackages.LWP
use HTML::TokeParser::Simple; use HTML::TokeParser::Simple;
@ -235,7 +235,7 @@ package like Terraform:
```bash ```bash
#! /usr/bin/env nix-shell #! /usr/bin/env nix-shell
#! nix-shell -i bash -p "terraform.withPlugins (plugins: [ plugins.openstack ])" #! nix-shell -i bash --packages "terraform.withPlugins (plugins: [ plugins.openstack ])"
terraform apply terraform apply
``` ```
@ -251,7 +251,7 @@ branch):
```haskell ```haskell
#! /usr/bin/env nix-shell #! /usr/bin/env nix-shell
#! nix-shell -i runghc -p "haskellPackages.ghcWithPackages (ps: [ps.download-curl ps.tagsoup])" #! nix-shell -i runghc --packages "haskellPackages.ghcWithPackages (ps: [ps.download-curl ps.tagsoup])"
#! nix-shell -I nixpkgs=https://github.com/NixOS/nixpkgs/archive/nixos-20.03.tar.gz #! nix-shell -I nixpkgs=https://github.com/NixOS/nixpkgs/archive/nixos-20.03.tar.gz
import Network.Curl.Download import Network.Curl.Download

2
doc/manual/src/command-ref/nix-store/dump.md
View file

@ -23,7 +23,7 @@ produce the same NAR archive. For instance, directory entries are
always sorted so that the actual on-disk order doesn’t influence the always sorted so that the actual on-disk order doesn’t influence the
result. This means that the cryptographic hash of a NAR dump of a result. This means that the cryptographic hash of a NAR dump of a
path is usable as a fingerprint of the contents of the path. Indeed, path is usable as a fingerprint of the contents of the path. Indeed,
the hashes of store paths stored in Nix’s database (see `nix-store -q the hashes of store paths stored in Nix’s database (see `nix-store --query
--hash`) are SHA-256 hashes of the NAR dump of each store path. --hash`) are SHA-256 hashes of the NAR dump of each store path.
NAR archives support filenames of unlimited length and 64-bit file NAR archives support filenames of unlimited length and 64-bit file

2
doc/manual/src/command-ref/nix-store/export.md
View file

@ -31,7 +31,7 @@ To copy a whole closure, do something
like: like:
```console ```console
$ nix-store --export $(nix-store -qR paths) > out $ nix-store --export $(nix-store --query --requisites paths) > out
``` ```
To import the whole closure again, run: To import the whole closure again, run:

2
doc/manual/src/command-ref/nix-store/opt-common.md
View file

@ -11,7 +11,7 @@ The following options are allowed for all `nix-store` operations, but may not al
be created in `/nix/var/nix/gcroots/auto/`. For instance, be created in `/nix/var/nix/gcroots/auto/`. For instance,
```console ```console
$ nix-store --add-root /home/eelco/bla/result -r ... $ nix-store --add-root /home/eelco/bla/result --realise ...
$ ls -l /nix/var/nix/gcroots/auto $ ls -l /nix/var/nix/gcroots/auto
lrwxrwxrwx 1 ... 2005-03-13 21:10 dn54lcypm8f8... -> /home/eelco/bla/result lrwxrwxrwx 1 ... 2005-03-13 21:10 dn54lcypm8f8... -> /home/eelco/bla/result

14
doc/manual/src/command-ref/nix-store/query.md
View file

@ -145,7 +145,7 @@ Print the closure (runtime dependencies) of the `svn` program in the
current user environment: current user environment:
```console ```console
$ nix-store -qR $(which svn) $ nix-store --query --requisites $(which svn)
/nix/store/5mbglq5ldqld8sj57273aljwkfvj22mc-subversion-1.1.4 /nix/store/5mbglq5ldqld8sj57273aljwkfvj22mc-subversion-1.1.4
/nix/store/9lz9yc6zgmc0vlqmn2ipcpkjlmbi51vv-glibc-2.3.4 /nix/store/9lz9yc6zgmc0vlqmn2ipcpkjlmbi51vv-glibc-2.3.4
... ...
@ -154,7 +154,7 @@ $ nix-store -qR $(which svn)
Print the build-time dependencies of `svn`: Print the build-time dependencies of `svn`:
```console ```console
$ nix-store -qR $(nix-store -qd $(which svn)) $ nix-store --query --requisites $(nix-store --query --deriver $(which svn))
/nix/store/02iizgn86m42q905rddvg4ja975bk2i4-grep-2.5.1.tar.bz2.drv /nix/store/02iizgn86m42q905rddvg4ja975bk2i4-grep-2.5.1.tar.bz2.drv
/nix/store/07a2bzxmzwz5hp58nf03pahrv2ygwgs3-gcc-wrapper.sh /nix/store/07a2bzxmzwz5hp58nf03pahrv2ygwgs3-gcc-wrapper.sh
/nix/store/0ma7c9wsbaxahwwl04gbw3fcd806ski4-glibc-2.3.4.drv /nix/store/0ma7c9wsbaxahwwl04gbw3fcd806ski4-glibc-2.3.4.drv
@ -168,7 +168,7 @@ the derivation (`-qd`), not the closure of the output path that contains
Show the build-time dependencies as a tree: Show the build-time dependencies as a tree:
```console ```console
$ nix-store -q --tree $(nix-store -qd $(which svn)) $ nix-store --query --tree $(nix-store --query --deriver $(which svn))
/nix/store/7i5082kfb6yjbqdbiwdhhza0am2xvh6c-subversion-1.1.4.drv /nix/store/7i5082kfb6yjbqdbiwdhhza0am2xvh6c-subversion-1.1.4.drv
+---/nix/store/d8afh10z72n8l1cr5w42366abiblgn54-builder.sh +---/nix/store/d8afh10z72n8l1cr5w42366abiblgn54-builder.sh
+---/nix/store/fmzxmpjx2lh849ph0l36snfj9zdibw67-bash-3.0.drv +---/nix/store/fmzxmpjx2lh849ph0l36snfj9zdibw67-bash-3.0.drv
@ -180,7 +180,7 @@ $ nix-store -q --tree $(nix-store -qd $(which svn))
Show all paths that depend on the same OpenSSL library as `svn`: Show all paths that depend on the same OpenSSL library as `svn`:
```console ```console
$ nix-store -q --referrers $(nix-store -q --binding openssl $(nix-store -qd $(which svn))) $ nix-store --query --referrers $(nix-store --query --binding openssl $(nix-store --query --deriver $(which svn)))
/nix/store/23ny9l9wixx21632y2wi4p585qhva1q8-sylpheed-1.0.0 /nix/store/23ny9l9wixx21632y2wi4p585qhva1q8-sylpheed-1.0.0
/nix/store/5mbglq5ldqld8sj57273aljwkfvj22mc-subversion-1.1.4 /nix/store/5mbglq5ldqld8sj57273aljwkfvj22mc-subversion-1.1.4
/nix/store/dpmvp969yhdqs7lm2r1a3gng7pyq6vy4-subversion-1.1.3 /nix/store/dpmvp969yhdqs7lm2r1a3gng7pyq6vy4-subversion-1.1.3
@ -191,7 +191,7 @@ Show all paths that directly or indirectly depend on the Glibc (C
library) used by `svn`: library) used by `svn`:
```console ```console
$ nix-store -q --referrers-closure $(ldd $(which svn) | grep /libc.so | awk '{print $3}') $ nix-store --query --referrers-closure $(ldd $(which svn) | grep /libc.so | awk '{print $3}')
/nix/store/034a6h4vpz9kds5r6kzb9lhh81mscw43-libgnomeprintui-2.8.2 /nix/store/034a6h4vpz9kds5r6kzb9lhh81mscw43-libgnomeprintui-2.8.2
/nix/store/15l3yi0d45prm7a82pcrknxdh6nzmxza-gawk-3.1.4 /nix/store/15l3yi0d45prm7a82pcrknxdh6nzmxza-gawk-3.1.4
... ...
@ -204,7 +204,7 @@ Make a picture of the runtime dependency graph of the current user
environment: environment:
```console ```console
$ nix-store -q --graph ~/.nix-profile | dot -Tps > graph.ps $ nix-store --query --graph ~/.nix-profile | dot -Tps > graph.ps
$ gv graph.ps $ gv graph.ps
``` ```
@ -212,7 +212,7 @@ Show every garbage collector root that points to a store path that
depends on `svn`: depends on `svn`:
```console ```console
$ nix-store -q --roots $(which svn) $ nix-store --query --roots $(which svn)
/nix/var/nix/profiles/default-81-link /nix/var/nix/profiles/default-81-link
/nix/var/nix/profiles/default-82-link /nix/var/nix/profiles/default-82-link
/home/eelco/.local/state/nix/profiles/profile-97-link /home/eelco/.local/state/nix/profiles/profile-97-link

2
doc/manual/src/command-ref/nix-store/read-log.md
View file

@ -27,7 +27,7 @@ substitute, then the log is unavailable.
# Example # Example
```console ```console
$ nix-store -l $(which ktorrent) $ nix-store --read-log $(which ktorrent)
building /nix/store/dhc73pvzpnzxhdgpimsd9sw39di66ph1-ktorrent-2.2.1 building /nix/store/dhc73pvzpnzxhdgpimsd9sw39di66ph1-ktorrent-2.2.1
unpacking sources unpacking sources
unpacking source archive /nix/store/p8n1jpqs27mgkjw07pb5269717nzf5f8-ktorrent-2.2.1.tar.gz unpacking source archive /nix/store/p8n1jpqs27mgkjw07pb5269717nzf5f8-ktorrent-2.2.1.tar.gz

4
doc/manual/src/command-ref/nix-store/realise.md
View file

@ -99,7 +99,7 @@ This operation is typically used to build [store derivation]s produced by
[store derivation]: @docroot@/glossary.md#gloss-store-derivation [store derivation]: @docroot@/glossary.md#gloss-store-derivation
```console ```console
$ nix-store -r $(nix-instantiate ./test.nix) $ nix-store --realise $(nix-instantiate ./test.nix)
/nix/store/31axcgrlbfsxzmfff1gyj1bf62hvkby2-aterm-2.3.1 /nix/store/31axcgrlbfsxzmfff1gyj1bf62hvkby2-aterm-2.3.1
``` ```
@ -108,7 +108,7 @@ This is essentially what [`nix-build`](@docroot@/command-ref/nix-build.md) does.
To test whether a previously-built derivation is deterministic: To test whether a previously-built derivation is deterministic:
```console ```console
$ nix-build '<nixpkgs>' -A hello --check -K $ nix-build '<nixpkgs>' --attr hello --check -K
``` ```
Use [`nix-store --read-log`](./read-log.md) to show the stderr and stdout of a build: Use [`nix-store --read-log`](./read-log.md) to show the stderr and stdout of a build:

2
doc/manual/src/command-ref/nix-store/verify-path.md
View file

@ -24,6 +24,6 @@ path has changed, and 1 otherwise.
To verify the integrity of the `svn` command and all its dependencies: To verify the integrity of the `svn` command and all its dependencies:
```console ```console
$ nix-store --verify-path $(nix-store -qR $(which svn)) $ nix-store --verify-path $(nix-store --query --requisites $(which svn))
``` ```

6
doc/manual/src/command-ref/opt-common.md
View file

@ -162,11 +162,11 @@ Most Nix commands accept the following command-line options:
}: ... }: ...
``` ```
So if you call this Nix expression (e.g., when you do `nix-env -iA So if you call this Nix expression (e.g., when you do `nix-env --install --attr
pkgname`), the function will be called automatically using the pkgname`), the function will be called automatically using the
value [`builtins.currentSystem`](@docroot@/language/builtins.md) for value [`builtins.currentSystem`](@docroot@/language/builtins.md) for
the `system` argument. You can override this using `--arg`, e.g., the `system` argument. You can override this using `--arg`, e.g.,
`nix-env -iA pkgname --arg system \"i686-freebsd\"`. (Note that `nix-env --install --attr pkgname --arg system \"i686-freebsd\"`. (Note that
since the argument is a Nix string literal, you have to escape the since the argument is a Nix string literal, you have to escape the
quotes.) quotes.)
@ -199,7 +199,7 @@ Most Nix commands accept the following command-line options:
For `nix-shell`, this option is commonly used to give you a shell in For `nix-shell`, this option is commonly used to give you a shell in
which you can build the packages returned by the expression. If you which you can build the packages returned by the expression. If you
want to get a shell which contain the *built* packages ready for want to get a shell which contain the *built* packages ready for
use, give your expression to the `nix-shell -p` convenience flag use, give your expression to the `nix-shell --packages ` convenience flag
instead. instead.
- <span id="opt-I">[`-I`](#opt-I)</span> *path*\ - <span id="opt-I">[`-I`](#opt-I)</span> *path*\

6
doc/manual/src/contributing/hacking.md
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@ -77,7 +77,7 @@ $ nix-shell
To get a shell with one of the other [supported compilation environments](#compilation-environments): To get a shell with one of the other [supported compilation environments](#compilation-environments):
```console ```console
$ nix-shell -A devShells.x86_64-linux.native-clang11StdenvPackages $ nix-shell --attr devShells.x86_64-linux.native-clang11StdenvPackages
``` ```
> **Note** > **Note**
@ -139,7 +139,7 @@ $ nix build .#packages.aarch64-linux.default
for flake-enabled Nix, or for flake-enabled Nix, or
```console ```console
$ nix-build -A packages.aarch64-linux.default $ nix-build --attr packages.aarch64-linux.default
``` ```
for classic Nix. for classic Nix.
@ -166,7 +166,7 @@ $ nix build .#nix-ccacheStdenv
for flake-enabled Nix, or for flake-enabled Nix, or
```console ```console
$ nix-build -A nix-ccacheStdenv $ nix-build --attr nix-ccacheStdenv
``` ```
for classic Nix. for classic Nix.

2
doc/manual/src/glossary.md
View file

@ -163,7 +163,7 @@
build-time dependencies, while the closure of its output path is build-time dependencies, while the closure of its output path is
equivalent to its runtime dependencies. For correct deployment it equivalent to its runtime dependencies. For correct deployment it
is necessary to deploy whole closures, since otherwise at runtime is necessary to deploy whole closures, since otherwise at runtime
files could be missing. The command `nix-store -qR` prints out files could be missing. The command `nix-store --query --requisites ` prints out
closures of store paths. closures of store paths.
As an example, if the [store object] at path `P` contains a [reference] As an example, if the [store object] at path `P` contains a [reference]

6
doc/manual/src/installation/upgrading.md
View file

@ -2,13 +2,13 @@
Multi-user Nix users on macOS can upgrade Nix by running: `sudo -i sh -c Multi-user Nix users on macOS can upgrade Nix by running: `sudo -i sh -c
'nix-channel --update && 'nix-channel --update &&
nix-env -iA nixpkgs.nix && nix-env --install --attr nixpkgs.nix &&
launchctl remove org.nixos.nix-daemon && launchctl remove org.nixos.nix-daemon &&
launchctl load /Library/LaunchDaemons/org.nixos.nix-daemon.plist'` launchctl load /Library/LaunchDaemons/org.nixos.nix-daemon.plist'`
Single-user installations of Nix should run this: `nix-channel --update; Single-user installations of Nix should run this: `nix-channel --update;
nix-env -iA nixpkgs.nix nixpkgs.cacert` nix-env --install --attr nixpkgs.nix nixpkgs.cacert`
Multi-user Nix users on Linux should run this with sudo: `nix-channel Multi-user Nix users on Linux should run this with sudo: `nix-channel
--update; nix-env -iA nixpkgs.nix nixpkgs.cacert; systemctl --update; nix-env --install --attr nixpkgs.nix nixpkgs.cacert; systemctl
daemon-reload; systemctl restart nix-daemon` daemon-reload; systemctl restart nix-daemon`

6
doc/manual/src/introduction.md
View file

@ -76,7 +76,7 @@ there after an upgrade. This means that you can _roll back_ to the
old version: old version:
```console ```console
$ nix-env --upgrade -A nixpkgs.some-package $ nix-env --upgrade --attr nixpkgs.some-package
$ nix-env --rollback $ nix-env --rollback
``` ```
@ -122,7 +122,7 @@ Nix expressions generally describe how to build a package from
source, so an installation action like source, so an installation action like
```console ```console
$ nix-env --install -A nixpkgs.firefox $ nix-env --install --attr nixpkgs.firefox
``` ```
_could_ cause quite a bit of build activity, as not only Firefox but _could_ cause quite a bit of build activity, as not only Firefox but
@ -158,7 +158,7 @@ Pan newsreader, as described by [its
Nix expression](https://github.com/NixOS/nixpkgs/blob/master/pkgs/applications/networking/newsreaders/pan/default.nix): Nix expression](https://github.com/NixOS/nixpkgs/blob/master/pkgs/applications/networking/newsreaders/pan/default.nix):
```console ```console
$ nix-shell '<nixpkgs>' -A pan $ nix-shell '<nixpkgs>' --attr pan
``` ```
You’re then dropped into a shell where you can edit, build and test You’re then dropped into a shell where you can edit, build and test

24
doc/manual/src/package-management/basic-package-mgmt.md
View file

@ -47,7 +47,7 @@ $ nix-channel --update
You can view the set of available packages in Nixpkgs: You can view the set of available packages in Nixpkgs:
```console ```console
$ nix-env -qaP $ nix-env --query --available --attr-path
nixpkgs.aterm aterm-2.2 nixpkgs.aterm aterm-2.2
nixpkgs.bash bash-3.0 nixpkgs.bash bash-3.0
nixpkgs.binutils binutils-2.15 nixpkgs.binutils binutils-2.15
@ -65,7 +65,7 @@ If you downloaded Nixpkgs yourself, or if you checked it out from GitHub,
then you need to pass the path to your Nixpkgs tree using the `-f` flag: then you need to pass the path to your Nixpkgs tree using the `-f` flag:
```console ```console
$ nix-env -qaPf /path/to/nixpkgs $ nix-env --query --available --attr-path --file /path/to/nixpkgs
aterm aterm-2.2 aterm aterm-2.2
bash bash-3.0 bash bash-3.0
… …
@ -77,7 +77,7 @@ Nixpkgs.
You can filter the packages by name: You can filter the packages by name:
```console ```console
$ nix-env -qaP firefox $ nix-env --query --available --attr-path firefox
nixpkgs.firefox-esr firefox-91.3.0esr nixpkgs.firefox-esr firefox-91.3.0esr
nixpkgs.firefox firefox-94.0.1 nixpkgs.firefox firefox-94.0.1
``` ```
@ -85,7 +85,7 @@ nixpkgs.firefox firefox-94.0.1
and using regular expressions: and using regular expressions:
```console ```console
$ nix-env -qaP 'firefox.*' $ nix-env --query --available --attr-path 'firefox.*'
``` ```
It is also possible to see the *status* of available packages, i.e., It is also possible to see the *status* of available packages, i.e.,
@ -93,7 +93,7 @@ whether they are installed into the user environment and/or present in
the system: the system:
```console ```console
$ nix-env -qaPs $ nix-env --query --available --attr-path --status
… …
-PS nixpkgs.bash bash-3.0 -PS nixpkgs.bash bash-3.0
--S nixpkgs.binutils binutils-2.15 --S nixpkgs.binutils binutils-2.15
@ -110,10 +110,10 @@ which is Nix’s mechanism for doing binary deployment. It just means that
Nix knows that it can fetch a pre-built package from somewhere Nix knows that it can fetch a pre-built package from somewhere
(typically a network server) instead of building it locally. (typically a network server) instead of building it locally.
You can install a package using `nix-env -iA`. For instance, You can install a package using `nix-env --install --attr `. For instance,
```console ```console
$ nix-env -iA nixpkgs.subversion $ nix-env --install --attr nixpkgs.subversion
``` ```
will install the package called `subversion` from `nixpkgs` channel (which is, of course, the will install the package called `subversion` from `nixpkgs` channel (which is, of course, the
@ -143,14 +143,14 @@ instead of the attribute path, as `nix-env` does not record which attribute
was used for installing: was used for installing:
```console ```console
$ nix-env -e subversion $ nix-env --uninstall subversion
``` ```
Upgrading to a new version is just as easy. If you have a new release of Upgrading to a new version is just as easy. If you have a new release of
Nix Packages, you can do: Nix Packages, you can do:
```console ```console
$ nix-env -uA nixpkgs.subversion $ nix-env --upgrade --attr nixpkgs.subversion
``` ```
This will *only* upgrade Subversion if there is a “newer” version in the This will *only* upgrade Subversion if there is a “newer” version in the
@ -163,15 +163,15 @@ whatever version is in the Nix expressions, use `-i` instead of `-u`;
You can also upgrade all packages for which there are newer versions: You can also upgrade all packages for which there are newer versions:
```console ```console
$ nix-env -u $ nix-env --upgrade
``` ```
Sometimes it’s useful to be able to ask what `nix-env` would do, without Sometimes it’s useful to be able to ask what `nix-env` would do, without
actually doing it. For instance, to find out what packages would be actually doing it. For instance, to find out what packages would be
upgraded by `nix-env -u`, you can do upgraded by `nix-env --upgrade `, you can do
```console ```console
$ nix-env -u --dry-run $ nix-env --upgrade --dry-run
(dry run; not doing anything) (dry run; not doing anything)
upgrading `libxslt-1.1.0' to `libxslt-1.1.10' upgrading `libxslt-1.1.0' to `libxslt-1.1.10'
upgrading `graphviz-1.10' to `graphviz-1.12' upgrading `graphviz-1.10' to `graphviz-1.12'

4
doc/manual/src/package-management/binary-cache-substituter.md
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@ -9,7 +9,7 @@ The daemon that handles binary cache requests via HTTP, `nix-serve`, is
not part of the Nix distribution, but you can install it from Nixpkgs: not part of the Nix distribution, but you can install it from Nixpkgs:
```console ```console
$ nix-env -iA nixpkgs.nix-serve $ nix-env --install --attr nixpkgs.nix-serve
``` ```
You can then start the server, listening for HTTP connections on You can then start the server, listening for HTTP connections on
@ -35,7 +35,7 @@ On the client side, you can tell Nix to use your binary cache using
`--substituters`, e.g.: `--substituters`, e.g.:
```console ```console
$ nix-env -iA nixpkgs.firefox --substituters http://avalon:8080/ $ nix-env --install --attr nixpkgs.firefox --substituters http://avalon:8080/
``` ```
The option `substituters` tells Nix to use this binary cache in The option `substituters` tells Nix to use this binary cache in

2
doc/manual/src/package-management/channels.md
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@ -43,7 +43,7 @@ operations (via the symlink `~/.nix-defexpr/channels`). Consequently,
you can then say you can then say
```console ```console
$ nix-env -u $ nix-env --upgrade
``` ```
to upgrade all packages in your profile to the latest versions available to upgrade all packages in your profile to the latest versions available

4
doc/manual/src/package-management/copy-closure.md
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@ -15,7 +15,7 @@ With `nix-store
path (that is, the path and all its dependencies) to a file, and then path (that is, the path and all its dependencies) to a file, and then
unpack that file into another Nix store. For example, unpack that file into another Nix store. For example,
$ nix-store --export $(nix-store -qR $(type -p firefox)) > firefox.closure $ nix-store --export $(nix-store --query --requisites $(type -p firefox)) > firefox.closure
writes the closure of Firefox to a file. You can then copy this file to writes the closure of Firefox to a file. You can then copy this file to
another machine and install the closure: another machine and install the closure:
@ -27,7 +27,7 @@ store are ignored. It is also possible to pipe the export into another
command, e.g. to copy and install a closure directly to/on another command, e.g. to copy and install a closure directly to/on another
machine: machine:
$ nix-store --export $(nix-store -qR $(type -p firefox)) | bzip2 | \ $ nix-store --export $(nix-store --query --requisites $(type -p firefox)) | bzip2 | \
ssh alice@itchy.example.org "bunzip2 | nix-store --import" ssh alice@itchy.example.org "bunzip2 | nix-store --import"
However, `nix-copy-closure` is generally more efficient because it only However, `nix-copy-closure` is generally more efficient because it only

6
doc/manual/src/package-management/profiles.md
View file

@ -39,7 +39,7 @@ just Subversion 1.1.2 (arrows in the figure indicate symlinks). This
would be what we would obtain if we had done would be what we would obtain if we had done
```console ```console
$ nix-env -iA nixpkgs.subversion $ nix-env --install --attr nixpkgs.subversion
``` ```
on a set of Nix expressions that contained Subversion 1.1.2. on a set of Nix expressions that contained Subversion 1.1.2.
@ -54,7 +54,7 @@ environment is generated based on the current one. For instance,
generation 43 was created from generation 42 when we did generation 43 was created from generation 42 when we did
```console ```console
$ nix-env -iA nixpkgs.subversion nixpkgs.firefox $ nix-env --install --attr nixpkgs.subversion nixpkgs.firefox
``` ```
on a set of Nix expressions that contained Firefox and a new version of on a set of Nix expressions that contained Firefox and a new version of
@ -127,7 +127,7 @@ All `nix-env` operations work on the profile pointed to by
(abbreviation `-p`): (abbreviation `-p`):
```console ```console
$ nix-env -p /nix/var/nix/profiles/other-profile -iA nixpkgs.subversion $ nix-env --profile /nix/var/nix/profiles/other-profile --install --attr nixpkgs.subversion
``` ```
This will *not* change the `~/.nix-profile` symlink. This will *not* change the `~/.nix-profile` symlink.

4
doc/manual/src/package-management/ssh-substituter.md
View file

@ -6,7 +6,7 @@ automatically fetching any store paths in Firefox’s closure if they are
available on the server `avalon`: available on the server `avalon`:
```console ```console
$ nix-env -iA nixpkgs.firefox --substituters ssh://alice@avalon $ nix-env --install --attr nixpkgs.firefox --substituters ssh://alice@avalon
``` ```
This works similar to the binary cache substituter that Nix usually This works similar to the binary cache substituter that Nix usually
@ -25,7 +25,7 @@ You can also copy the closure of some store path, without installing it
into your profile, e.g. into your profile, e.g.
```console ```console
$ nix-store -r /nix/store/m85bxg…-firefox-34.0.5 --substituters $ nix-store --realise /nix/store/m85bxg…-firefox-34.0.5 --substituters
ssh://alice@avalon ssh://alice@avalon
``` ```

2
src/nix/build.md
View file

@ -44,7 +44,7 @@ R""(
`release.nix`: `release.nix`:
```console ```console
# nix build -f release.nix build.x86_64-linux # nix build --file release.nix build.x86_64-linux
``` ```
* Build a NixOS system configuration from a flake, and make a profile * Build a NixOS system configuration from a flake, and make a profile

2
src/nix/copy.md
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@ -15,7 +15,7 @@ R""(
SSH: SSH:
```console ```console
# nix copy -s --to ssh://server /run/current-system # nix copy --substitute-on-destination --to ssh://server /run/current-system
``` ```
The `-s` flag causes the remote machine to try to substitute missing The `-s` flag causes the remote machine to try to substitute missing

2
src/nix/develop.md
View file

@ -69,7 +69,7 @@ R""(
* Run a series of script commands: * Run a series of script commands:
```console ```console
# nix develop --command bash -c "mkdir build && cmake .. && make" # nix develop --command bash --command "mkdir build && cmake .. && make"
``` ```
# Description # Description

2
src/nix/eval.md
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@ -18,7 +18,7 @@ R""(
* Evaluate a Nix expression from a file: * Evaluate a Nix expression from a file:
```console ```console
# nix eval -f ./my-nixpkgs hello.name # nix eval --file ./my-nixpkgs hello.name
``` ```
* Get the current version of the `nixpkgs` flake: * Get the current version of the `nixpkgs` flake:

2
src/nix/flake-check.md
View file

@ -68,6 +68,6 @@ The following flake output attributes must be
In addition, the `hydraJobs` output is evaluated in the same way as In addition, the `hydraJobs` output is evaluated in the same way as
Hydra's `hydra-eval-jobs` (i.e. as a arbitrarily deeply nested Hydra's `hydra-eval-jobs` (i.e. as a arbitrarily deeply nested
attribute set of derivations). Similarly, the attribute set of derivations). Similarly, the
`legacyPackages`.*system* output is evaluated like `nix-env -qa`. `legacyPackages`.*system* output is evaluated like `nix-env --query --available `.
)"" )""

4
src/nix/nar-ls.md
View file

@ -5,7 +5,7 @@ R""(
* To list a specific file in a NAR: * To list a specific file in a NAR:
```console ```console
# nix nar ls -l ./hello.nar /bin/hello # nix nar ls --long ./hello.nar /bin/hello
-r-xr-xr-x 38184 hello -r-xr-xr-x 38184 hello
``` ```
@ -13,7 +13,7 @@ R""(
format: format:
```console ```console
# nix nar ls --json -R ./hello.nar /bin # nix nar ls --json --recursive ./hello.nar /bin
{"type":"directory","entries":{"hello":{"type":"regular","size":38184,"executable":true,"narOffset":400}}} {"type":"directory","entries":{"hello":{"type":"regular","size":38184,"executable":true,"narOffset":400}}}
``` ```

4
src/nix/nix.md
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@ -197,7 +197,7 @@ operate are determined as follows:
of all outputs of the `glibc` package in the binary cache: of all outputs of the `glibc` package in the binary cache:
```console ```console
# nix path-info -S --eval-store auto --store https://cache.nixos.org 'nixpkgs#glibc^*' # nix path-info --closure-size --eval-store auto --store https://cache.nixos.org 'nixpkgs#glibc^*'
/nix/store/g02b1lpbddhymmcjb923kf0l7s9nww58-glibc-2.33-123 33208200 /nix/store/g02b1lpbddhymmcjb923kf0l7s9nww58-glibc-2.33-123 33208200
/nix/store/851dp95qqiisjifi639r0zzg5l465ny4-glibc-2.33-123-bin 36142896 /nix/store/851dp95qqiisjifi639r0zzg5l465ny4-glibc-2.33-123-bin 36142896
/nix/store/kdgs3q6r7xdff1p7a9hnjr43xw2404z7-glibc-2.33-123-debug 155787312 /nix/store/kdgs3q6r7xdff1p7a9hnjr43xw2404z7-glibc-2.33-123-debug 155787312
@ -208,7 +208,7 @@ operate are determined as follows:
and likewise, using a store path to a "drv" file to specify the derivation: and likewise, using a store path to a "drv" file to specify the derivation:
```console ```console
# nix path-info -S '/nix/store/gzaflydcr6sb3567hap9q6srzx8ggdgg-glibc-2.33-78.drv^*' # nix path-info --closure-size '/nix/store/gzaflydcr6sb3567hap9q6srzx8ggdgg-glibc-2.33-78.drv^*'
… …
``` ```
* If you didn't specify the desired outputs, but the derivation has an * If you didn't specify the desired outputs, but the derivation has an

8
src/nix/path-info.md
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@ -13,7 +13,7 @@ R""(
closure, sorted by size: closure, sorted by size:
```console ```console
# nix path-info -rS /run/current-system | sort -nk2 # nix path-info --recursive --closure-size /run/current-system | sort -nk2
/nix/store/hl5xwp9kdrd1zkm0idm3kkby9q66z404-empty 96 /nix/store/hl5xwp9kdrd1zkm0idm3kkby9q66z404-empty 96
/nix/store/27324qvqhnxj3rncazmxc4mwy79kz8ha-nameservers 112 /nix/store/27324qvqhnxj3rncazmxc4mwy79kz8ha-nameservers 112
… …
@ -25,7 +25,7 @@ R""(
readable sizes: readable sizes:
```console ```console
# nix path-info -rsSh nixpkgs#rustc # nix path-info --recursive --size --closure-size --human-readable nixpkgs#rustc
/nix/store/01rrgsg5zk3cds0xgdsq40zpk6g51dz9-ncurses-6.2-dev 386.7K 69.1M /nix/store/01rrgsg5zk3cds0xgdsq40zpk6g51dz9-ncurses-6.2-dev 386.7K 69.1M
/nix/store/0q783wnvixpqz6dxjp16nw296avgczam-libpfm-4.11.0 5.9M 37.4M /nix/store/0q783wnvixpqz6dxjp16nw296avgczam-libpfm-4.11.0 5.9M 37.4M
… …
@ -34,7 +34,7 @@ R""(
* Check the existence of a path in a binary cache: * Check the existence of a path in a binary cache:
```console ```console
# nix path-info -r /nix/store/blzxgyvrk32ki6xga10phr4sby2xf25q-geeqie-1.5.1 --store https://cache.nixos.org/ # nix path-info --recursive /nix/store/blzxgyvrk32ki6xga10phr4sby2xf25q-geeqie-1.5.1 --store https://cache.nixos.org/
path '/nix/store/blzxgyvrk32ki6xga10phr4sby2xf25q-geeqie-1.5.1' is not valid path '/nix/store/blzxgyvrk32ki6xga10phr4sby2xf25q-geeqie-1.5.1' is not valid
``` ```
@ -57,7 +57,7 @@ R""(
size: size:
```console ```console
# nix path-info --json --all -S \ # nix path-info --json --all --closure-size \
| jq 'map(select(.closureSize > 1e9)) | sort_by(.closureSize) | map([.path, .closureSize])' | jq 'map(select(.closureSize > 1e9)) | sort_by(.closureSize) | map([.path, .closureSize])'
[ [
…, …,

4
src/nix/search.md
View file

@ -52,12 +52,12 @@ R""(
* Search for packages containing `neovim` but hide ones containing either `gui` or `python`: * Search for packages containing `neovim` but hide ones containing either `gui` or `python`:
```console ```console
# nix search nixpkgs neovim -e 'python|gui' # nix search nixpkgs neovim --exclude 'python|gui'
``` ```
or or
```console ```console
# nix search nixpkgs neovim -e 'python' -e 'gui' # nix search nixpkgs neovim --exclude 'python' --exclude 'gui'
``` ```
# Description # Description

8
src/nix/shell.md
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@ -19,26 +19,26 @@ R""(
* Run GNU Hello: * Run GNU Hello:
```console ```console
# nix shell nixpkgs#hello -c hello --greeting 'Hi everybody!' # nix shell nixpkgs#hello --command hello --greeting 'Hi everybody!'
Hi everybody! Hi everybody!
``` ```
* Run multiple commands in a shell environment: * Run multiple commands in a shell environment:
```console ```console
# nix shell nixpkgs#gnumake -c sh -c "cd src && make" # nix shell nixpkgs#gnumake --command sh --command "cd src && make"
``` ```
* Run GNU Hello in a chroot store: * Run GNU Hello in a chroot store:
```console ```console
# nix shell --store ~/my-nix nixpkgs#hello -c hello # nix shell --store ~/my-nix nixpkgs#hello --command hello
``` ```
* Start a shell providing GNU Hello in a chroot store: * Start a shell providing GNU Hello in a chroot store:
```console ```console
# nix shell --store ~/my-nix nixpkgs#hello nixpkgs#bashInteractive -c bash # nix shell --store ~/my-nix nixpkgs#hello nixpkgs#bashInteractive --command bash
``` ```
Note that it's necessary to specify `bash` explicitly because your Note that it's necessary to specify `bash` explicitly because your

4
src/nix/store-ls.md
View file

@ -5,7 +5,7 @@ R""(
* To list the contents of a store path in a binary cache: * To list the contents of a store path in a binary cache:
```console ```console
# nix store ls --store https://cache.nixos.org/ -lR /nix/store/0i2jd68mp5g6h2sa5k9c85rb80sn8hi9-hello-2.10 # nix store ls --store https://cache.nixos.org/ --long --recursive /nix/store/0i2jd68mp5g6h2sa5k9c85rb80sn8hi9-hello-2.10
dr-xr-xr-x 0 ./bin dr-xr-xr-x 0 ./bin
-r-xr-xr-x 38184 ./bin/hello -r-xr-xr-x 38184 ./bin/hello
dr-xr-xr-x 0 ./share dr-xr-xr-x 0 ./share
@ -15,7 +15,7 @@ R""(
* To show information about a specific file in a binary cache: * To show information about a specific file in a binary cache:
```console ```console
# nix store ls --store https://cache.nixos.org/ -l /nix/store/0i2jd68mp5g6h2sa5k9c85rb80sn8hi9-hello-2.10/bin/hello # nix store ls --store https://cache.nixos.org/ --long /nix/store/0i2jd68mp5g6h2sa5k9c85rb80sn8hi9-hello-2.10/bin/hello
-r-xr-xr-x 38184 hello -r-xr-xr-x 38184 hello
``` ```

2
src/nix/upgrade-nix.md
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@ -11,7 +11,7 @@ R""(
* Upgrade Nix in a specific profile: * Upgrade Nix in a specific profile:
```console ```console
# nix upgrade-nix -p ~alice/.local/state/nix/profiles/profile # nix upgrade-nix --profile ~alice/.local/state/nix/profiles/profile
``` ```
# Description # Description

2
src/nix/verify.md
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@ -12,7 +12,7 @@ R""(
signatures: signatures:
```console ```console
# nix store verify -r -n2 --no-contents $(type -p firefox) # nix store verify --recursive --sigs-needed 2 --no-contents $(type -p firefox)
``` ```
* Verify a store path in the binary cache `https://cache.nixos.org/`: * Verify a store path in the binary cache `https://cache.nixos.org/`: