diff --git a/.clang-format b/.clang-format index 41c73a3e5..1ee475b7a 100644 --- a/.clang-format +++ b/.clang-format @@ -48,4 +48,3 @@ PointerAlignment: Middle SortIncludes: Never SpaceAfterCStyleCast: true SpaceAfterTemplateKeyword: false - diff --git a/.github/workflows/hydra_status.yml b/.github/workflows/hydra_status.yml index 2a7574747..2fa89d72c 100644 --- a/.github/workflows/hydra_status.yml +++ b/.github/workflows/hydra_status.yml @@ -17,4 +17,3 @@ jobs: with: fetch-depth: 0 - run: bash scripts/check-hydra-status.sh - diff --git a/.gitignore b/.gitignore index d08d04ccf..2c53ed5ac 100644 --- a/.gitignore +++ b/.gitignore @@ -159,3 +159,5 @@ result-* buildtime.bin .envrc.local +# We generate this with a Nix shell hook +/.pre-commit-config.yaml diff --git a/COPYING b/COPYING index 5ab7695ab..9c6a6cc38 100644 --- a/COPYING +++ b/COPYING @@ -55,7 +55,7 @@ modified by someone else and passed on, the recipients should know that what they have is not the original version, so that the original author's reputation will not be affected by problems that might be introduced by others. - + Finally, software patents pose a constant threat to the existence of any free program. We wish to make sure that a company cannot effectively restrict the users of a free program by obtaining a @@ -111,7 +111,7 @@ modification follow. Pay close attention to the difference between a "work based on the library" and a "work that uses the library". The former contains code derived from the library, whereas the latter must be combined with the library in order to run. - + GNU LESSER GENERAL PUBLIC LICENSE TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION @@ -146,7 +146,7 @@ such a program is covered only if its contents constitute a work based on the Library (independent of the use of the Library in a tool for writing it). Whether that is true depends on what the Library does and what the program that uses the Library does. - + 1. You may copy and distribute verbatim copies of the Library's complete source code as you receive it, in any medium, provided that you conspicuously and appropriately publish on each copy an @@ -158,7 +158,7 @@ Library. You may charge a fee for the physical act of transferring a copy, and you may at your option offer warranty protection in exchange for a fee. - + 2. You may modify your copy or copies of the Library or any portion of it, thus forming a work based on the Library, and copy and distribute such modifications or work under the terms of Section 1 @@ -216,7 +216,7 @@ instead of to this License. (If a newer version than version 2 of the ordinary GNU General Public License has appeared, then you can specify that version instead if you wish.) Do not make any other change in these notices. - + Once this change is made in a given copy, it is irreversible for that copy, so the ordinary GNU General Public License applies to all subsequent copies and derivative works made from that copy. @@ -267,7 +267,7 @@ Library will still fall under Section 6.) distribute the object code for the work under the terms of Section 6. Any executables containing that work also fall under Section 6, whether or not they are linked directly with the Library itself. - + 6. As an exception to the Sections above, you may also combine or link a "work that uses the Library" with the Library to produce a work containing portions of the Library, and distribute that work @@ -329,7 +329,7 @@ restrictions of other proprietary libraries that do not normally accompany the operating system. Such a contradiction means you cannot use both them and the Library together in an executable that you distribute. - + 7. You may place library facilities that are a work based on the Library side-by-side in a single library together with other library facilities not covered by this License, and distribute such a combined @@ -370,7 +370,7 @@ subject to these terms and conditions. You may not impose any further restrictions on the recipients' exercise of the rights granted herein. You are not responsible for enforcing compliance by third parties with this License. - + 11. If, as a consequence of a court judgment or allegation of patent infringement or for any other reason (not limited to patent issues), conditions are imposed on you (whether by court order, agreement or @@ -422,7 +422,7 @@ conditions either of that version or of any later version published by the Free Software Foundation. If the Library does not specify a license version number, you may choose any version ever published by the Free Software Foundation. - + 14. If you wish to incorporate parts of the Library into other free programs whose distribution conditions are incompatible with these, write to the author to ask for permission. For software which is @@ -456,7 +456,7 @@ SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. END OF TERMS AND CONDITIONS - + How to Apply These Terms to Your New Libraries If you develop a new library, and you want it to be of the greatest @@ -500,5 +500,3 @@ necessary. Here is a sample; alter the names: Ty Coon, President of Vice That's all there is to it! - - diff --git a/boehmgc-coroutine-sp-fallback.diff b/boehmgc-coroutine-sp-fallback.diff index 2afbe9671..24dcfa41a 100644 --- a/boehmgc-coroutine-sp-fallback.diff +++ b/boehmgc-coroutine-sp-fallback.diff @@ -9,7 +9,7 @@ index 0468aaec..b348d869 100644 + size_t stack_limit; if (!EXPECT(GC_thr_initialized, TRUE)) GC_thr_init(); - + @@ -411,6 +412,19 @@ GC_INNER void GC_push_all_stacks(void) GC_push_all_stack_sections(lo, hi, p->traced_stack_sect); } @@ -37,7 +37,7 @@ index edab6c22..f2c61282 100644 @@ -2172,6 +2172,11 @@ GC_API void GC_CALL GC_win32_free_heap(void); (*GC_amiga_allocwrapper_do)(a,GC_malloc_atomic_ignore_off_page) #endif /* _AMIGA && !GC_AMIGA_MAKINGLIB */ - + +#if !__APPLE__ +/* Patch doesn't work on apple */ +#define NIX_BOEHM_PATCH_VERSION 1 diff --git a/boehmgc-traceable_allocator-public.diff b/boehmgc-traceable_allocator-public.diff index 903c707a6..a0c51ef4d 100644 --- a/boehmgc-traceable_allocator-public.diff +++ b/boehmgc-traceable_allocator-public.diff @@ -3,7 +3,7 @@ index 597c7f13..587286be 100644 --- a/include/gc_allocator.h +++ b/include/gc_allocator.h @@ -312,6 +312,7 @@ public: - + template<> class traceable_allocator { +public: diff --git a/doc/manual/anchors.jq b/doc/manual/anchors.jq old mode 100755 new mode 100644 diff --git a/doc/manual/rl-next/better-errors-in-nix-repl.md b/doc/manual/rl-next/better-errors-in-nix-repl.md index 4deaa8c70..3eefdbcbb 100644 --- a/doc/manual/rl-next/better-errors-in-nix-repl.md +++ b/doc/manual/rl-next/better-errors-in-nix-repl.md @@ -37,4 +37,3 @@ error: error: uh oh! ``` - diff --git a/doc/manual/src/_redirects b/doc/manual/src/_redirects index 4ea289d86..8ae5d06c1 100644 --- a/doc/manual/src/_redirects +++ b/doc/manual/src/_redirects @@ -27,4 +27,3 @@ /package-management/channels* /command-ref/nix-channel 301! /package-management/s3-substituter* /command-ref/new-cli/nix3-help-stores#s3-binary-cache-store 301! - diff --git a/doc/manual/src/advanced-topics/diff-hook.md b/doc/manual/src/advanced-topics/diff-hook.md index 207aad3b8..6e5834a15 100644 --- a/doc/manual/src/advanced-topics/diff-hook.md +++ b/doc/manual/src/advanced-topics/diff-hook.md @@ -102,13 +102,13 @@ In particular, notice the has copied the build results to that directory where you can examine it. > []{#check-dirs-are-unregistered} **Note** -> +> > Check paths are not protected against garbage collection, and this > path will be deleted on the next garbage collection. -> +> > The path is guaranteed to be alive for the duration of > the `diff-hook`'s execution, but may be deleted any time after. -> +> > If the comparison is performed as part of automated tooling, please > use the diff-hook or author your tooling to handle the case where the > build was not deterministic and also a check path does not exist. @@ -117,7 +117,7 @@ has copied the build results to that directory where you can examine it. already. If the derivation has not been built Nix will fail with the error: - error: some outputs of '/nix/store/hzi1h60z2qf0nb85iwnpvrai3j2w7rr6-unstable.drv' + error: some outputs of '/nix/store/hzi1h60z2qf0nb85iwnpvrai3j2w7rr6-unstable.drv' are not valid, so checking is not possible Run the build without `--check`, and then try with `--check` again. diff --git a/doc/manual/src/architecture/architecture.md b/doc/manual/src/architecture/architecture.md index 9e969972e..d9752e193 100644 --- a/doc/manual/src/architecture/architecture.md +++ b/doc/manual/src/architecture/architecture.md @@ -112,4 +112,3 @@ Build inputs used as instructions to a build task are marked accordingly: | | +--------------------------------------------------------------------+ ``` - diff --git a/doc/manual/src/command-ref/conf-file-prefix.md b/doc/manual/src/command-ref/conf-file-prefix.md index 1e4085977..181fa5040 100644 --- a/doc/manual/src/command-ref/conf-file-prefix.md +++ b/doc/manual/src/command-ref/conf-file-prefix.md @@ -67,4 +67,3 @@ Configuration options can be set on the command line, overriding the values set The `extra-` prefix is supported for settings that take a list of items (e.g. `--extra-trusted users alice` or `--option extra-trusted-users alice`). # Available settings - diff --git a/doc/manual/src/command-ref/nix-env/install.md b/doc/manual/src/command-ref/nix-env/install.md index 5dc04c385..5c532b856 100644 --- a/doc/manual/src/command-ref/nix-env/install.md +++ b/doc/manual/src/command-ref/nix-env/install.md @@ -184,4 +184,3 @@ channel: ```console $ nix-env --file https://github.com/NixOS/nixpkgs/archive/nixos-14.12.tar.gz --install --attr firefox ``` - diff --git a/doc/manual/src/command-ref/nix-env/list-generations.md b/doc/manual/src/command-ref/nix-env/list-generations.md index a4881ece8..ab04122cf 100644 --- a/doc/manual/src/command-ref/nix-env/list-generations.md +++ b/doc/manual/src/command-ref/nix-env/list-generations.md @@ -30,4 +30,3 @@ $ nix-env --list-generations 97 2004-02-06 16:22:45 98 2004-02-06 16:24:33 (current) ``` - diff --git a/doc/manual/src/command-ref/nix-env/query.md b/doc/manual/src/command-ref/nix-env/query.md index c9b4d8513..3fbb30839 100644 --- a/doc/manual/src/command-ref/nix-env/query.md +++ b/doc/manual/src/command-ref/nix-env/query.md @@ -212,4 +212,3 @@ To show all packages in the latest revision of the Nixpkgs repository: ```console $ nix-env --file https://github.com/NixOS/nixpkgs/archive/master.tar.gz --query --available ``` - diff --git a/doc/manual/src/command-ref/nix-env/set-flag.md b/doc/manual/src/command-ref/nix-env/set-flag.md index e04b22a91..68a88d288 100644 --- a/doc/manual/src/command-ref/nix-env/set-flag.md +++ b/doc/manual/src/command-ref/nix-env/set-flag.md @@ -79,4 +79,3 @@ To make files from `binutils` take precedence over files from `gcc`: $ nix-env --set-flag priority 5 binutils $ nix-env --set-flag priority 10 gcc ``` - diff --git a/doc/manual/src/command-ref/nix-env/set.md b/doc/manual/src/command-ref/nix-env/set.md index b9950eeab..dc2765217 100644 --- a/doc/manual/src/command-ref/nix-env/set.md +++ b/doc/manual/src/command-ref/nix-env/set.md @@ -27,4 +27,3 @@ contain just Firefox: ```console $ nix-env --profile /nix/var/nix/profiles/browser --set firefox ``` - diff --git a/doc/manual/src/command-ref/nix-env/switch-generation.md b/doc/manual/src/command-ref/nix-env/switch-generation.md index 38cf0534d..d211c5f85 100644 --- a/doc/manual/src/command-ref/nix-env/switch-generation.md +++ b/doc/manual/src/command-ref/nix-env/switch-generation.md @@ -30,4 +30,3 @@ Switching will fail if the specified generation does not exist. $ nix-env --switch-generation 42 switching from generation 50 to 42 ``` - diff --git a/doc/manual/src/command-ref/nix-env/upgrade.md b/doc/manual/src/command-ref/nix-env/upgrade.md index 322dfbda2..11e0eddbe 100644 --- a/doc/manual/src/command-ref/nix-env/upgrade.md +++ b/doc/manual/src/command-ref/nix-env/upgrade.md @@ -138,4 +138,3 @@ This is illustrated by the following examples: 2.3a < 2.3c 2.3pre1 < 2.3c 2.3pre1 < 2.3q - diff --git a/doc/manual/src/command-ref/nix-store/add-fixed.md b/doc/manual/src/command-ref/nix-store/add-fixed.md index d25db091c..3f02e3155 100644 --- a/doc/manual/src/command-ref/nix-store/add-fixed.md +++ b/doc/manual/src/command-ref/nix-store/add-fixed.md @@ -32,4 +32,3 @@ This operation has the following options: $ nix-store --add-fixed sha256 ./hello-2.10.tar.gz /nix/store/3x7dwzq014bblazs7kq20p9hyzz0qh8g-hello-2.10.tar.gz ``` - diff --git a/doc/manual/src/command-ref/nix-store/gc.md b/doc/manual/src/command-ref/nix-store/gc.md index 7be0d559a..4d7b41db2 100644 --- a/doc/manual/src/command-ref/nix-store/gc.md +++ b/doc/manual/src/command-ref/nix-store/gc.md @@ -69,4 +69,3 @@ To delete at least 100 MiBs of unreachable paths: ```console $ nix-store --gc --max-freed $((100 * 1024 * 1024)) ``` - diff --git a/doc/manual/src/command-ref/nix-store/opt-common.md b/doc/manual/src/command-ref/nix-store/opt-common.md index dd9a6bf21..04092ab45 100644 --- a/doc/manual/src/command-ref/nix-store/opt-common.md +++ b/doc/manual/src/command-ref/nix-store/opt-common.md @@ -33,4 +33,3 @@ The following options are allowed for all `nix-store` operations, but may not al If there are multiple results, then multiple symlinks will be created by sequentially numbering symlinks beyond the first one (e.g., `foo`, `foo-2`, `foo-3`, and so on). - diff --git a/doc/manual/src/command-ref/nix-store/optimise.md b/doc/manual/src/command-ref/nix-store/optimise.md index dc392aeb8..2a0b583c8 100644 --- a/doc/manual/src/command-ref/nix-store/optimise.md +++ b/doc/manual/src/command-ref/nix-store/optimise.md @@ -37,4 +37,3 @@ hashing files in `/nix/store/qhqx7l2f1kmwihc9bnxs7rc159hsxnf3-gcc-4.1.1' 541838819 bytes (516.74 MiB) freed by hard-linking 54143 files; there are 114486 files with equal contents out of 215894 files in total ``` - diff --git a/doc/manual/src/command-ref/nix-store/print-env.md b/doc/manual/src/command-ref/nix-store/print-env.md index bd2084ef6..a02fcb7a3 100644 --- a/doc/manual/src/command-ref/nix-store/print-env.md +++ b/doc/manual/src/command-ref/nix-store/print-env.md @@ -28,4 +28,3 @@ export stdenv; stdenv='/nix/store/7c8asx3yfrg5dg1gzhzyq2236zfgibnn-stdenv' export system; system='x86_64-linux' export _args; _args='-e /nix/store/9krlzvny65gdc8s7kpb6lkx8cd02c25c-default-builder.sh' ``` - diff --git a/doc/manual/src/command-ref/nix-store/query.md b/doc/manual/src/command-ref/nix-store/query.md index a158c76aa..37f1b63a9 100644 --- a/doc/manual/src/command-ref/nix-store/query.md +++ b/doc/manual/src/command-ref/nix-store/query.md @@ -225,4 +225,3 @@ $ nix-store --query --roots $(which svn) /nix/var/nix/profiles/default-82-link /home/eelco/.local/state/nix/profiles/profile-97-link ``` - diff --git a/doc/manual/src/command-ref/nix-store/read-log.md b/doc/manual/src/command-ref/nix-store/read-log.md index d1ff17891..f68de4c8c 100644 --- a/doc/manual/src/command-ref/nix-store/read-log.md +++ b/doc/manual/src/command-ref/nix-store/read-log.md @@ -35,4 +35,3 @@ ktorrent-2.2.1/ ktorrent-2.2.1/NEWS ... ``` - diff --git a/doc/manual/src/command-ref/nix-store/repair-path.md b/doc/manual/src/command-ref/nix-store/repair-path.md index 9c3d9f7cd..4e4b6a67c 100644 --- a/doc/manual/src/command-ref/nix-store/repair-path.md +++ b/doc/manual/src/command-ref/nix-store/repair-path.md @@ -32,4 +32,3 @@ $ nix-store --repair-path /nix/store/dj7a81wsm1ijwwpkks3725661h3263p5-glibc-2.13 fetching path `/nix/store/d7a81wsm1ijwwpkks3725661h3263p5-glibc-2.13'... … ``` - diff --git a/doc/manual/src/command-ref/nix-store/serve.md b/doc/manual/src/command-ref/nix-store/serve.md index 0f90f65ae..3ef5a64e2 100644 --- a/doc/manual/src/command-ref/nix-store/serve.md +++ b/doc/manual/src/command-ref/nix-store/serve.md @@ -35,4 +35,3 @@ $ cat <>/root/.ssh/authorized_keys command="nice -n20 nix-store --serve --write" ssh-rsa AAAAB3NzaC1yc2EAAAA... EOF ``` - diff --git a/doc/manual/src/command-ref/nix-store/verify-path.md b/doc/manual/src/command-ref/nix-store/verify-path.md index 927201599..77e8fb222 100644 --- a/doc/manual/src/command-ref/nix-store/verify-path.md +++ b/doc/manual/src/command-ref/nix-store/verify-path.md @@ -26,4 +26,3 @@ To verify the integrity of the `svn` command and all its dependencies: ```console $ nix-store --verify-path $(nix-store --query --requisites $(which svn)) ``` - diff --git a/doc/manual/src/command-ref/opt-common.md b/doc/manual/src/command-ref/opt-common.md index 114b292f9..67772cac8 100644 --- a/doc/manual/src/command-ref/opt-common.md +++ b/doc/manual/src/command-ref/opt-common.md @@ -37,7 +37,7 @@ Most Nix commands accept the following command-line options: Print even more informational messages. - `4` “Debug” - + Print debug information. - `5` “Vomit” diff --git a/doc/manual/src/contributing/testing.md b/doc/manual/src/contributing/testing.md index 6f954ac68..883850561 100644 --- a/doc/manual/src/contributing/testing.md +++ b/doc/manual/src/contributing/testing.md @@ -289,4 +289,3 @@ search/replaced in it for each new build. The installer now supports a `--tarball-url-prefix` flag which _may_ have solved this need? --> - diff --git a/doc/manual/src/installation/building-source.md b/doc/manual/src/installation/building-source.md index 7dad9805a..d57f42c5a 100644 --- a/doc/manual/src/installation/building-source.md +++ b/doc/manual/src/installation/building-source.md @@ -21,7 +21,7 @@ Nix keeps its *store* (the place where packages are stored) in `--with-store-dir=path`. > **Warning** -> +> > It is best *not* to change the Nix store from its default, since doing > so makes it impossible to use pre-built binaries from the standard > Nixpkgs channels — that is, all packages will need to be built from diff --git a/doc/manual/src/installation/multi-user.md b/doc/manual/src/installation/multi-user.md index 6920591c4..a4cdd928b 100644 --- a/doc/manual/src/installation/multi-user.md +++ b/doc/manual/src/installation/multi-user.md @@ -14,7 +14,7 @@ builds) are forwarded to a *Nix daemon* running under the owner of the Nix store/database that performs the operation. > **Note** -> +> > Multi-user mode has one important limitation: only root and a set of > trusted users specified in `nix.conf` can specify arbitrary binary > caches. So while unprivileged users may install packages from diff --git a/doc/manual/src/installation/uninstall.md b/doc/manual/src/installation/uninstall.md index 9ead5e53c..06dab6cdb 100644 --- a/doc/manual/src/installation/uninstall.md +++ b/doc/manual/src/installation/uninstall.md @@ -145,4 +145,3 @@ which you may remove. > complete. macOS (Catalina+) directly controls root directories and its > read-only root will prevent you from manually deleting the empty `/nix` > mountpoint. - diff --git a/doc/manual/src/language/constructs.md b/doc/manual/src/language/constructs.md index a3590f55d..2a527770a 100644 --- a/doc/manual/src/language/constructs.md +++ b/doc/manual/src/language/constructs.md @@ -146,65 +146,65 @@ three kinds of patterns: - If a pattern is a single identifier, then the function matches any argument. Example: - + ```nix let negate = x: !x; concat = x: y: x + y; in if negate true then concat "foo" "bar" else "" ``` - + Note that `concat` is a function that takes one argument and returns a function that takes another argument. This allows partial parameterisation (i.e., only filling some of the arguments of a function); e.g., - + ```nix map (concat "foo") [ "bar" "bla" "abc" ] ``` - + evaluates to `[ "foobar" "foobla" "fooabc" ]`. - A *set pattern* of the form `{ name1, name2, …, nameN }` matches a set containing the listed attributes, and binds the values of those attributes to variables in the function body. For example, the function - + ```nix { x, y, z }: z + y + x ``` - + can only be called with a set containing exactly the attributes `x`, `y` and `z`. No other attributes are allowed. If you want to allow additional arguments, you can use an ellipsis (`...`): - + ```nix { x, y, z, ... }: z + y + x ``` - + This works on any set that contains at least the three named attributes. - + It is possible to provide *default values* for attributes, in which case they are allowed to be missing. A default value is specified by writing `name ? e`, where *e* is an arbitrary expression. For example, - + ```nix { x, y ? "foo", z ? "bar" }: z + y + x ``` - + specifies a function that only requires an attribute named `x`, but optionally accepts `y` and `z`. - An `@`-pattern provides a means of referring to the whole value being matched: - + ```nix args@{ x, y, z, ... }: z + y + x + args.a ``` - + but can also be written as: - + ```nix { x, y, z, ... } @ args: z + y + x + args.a ``` diff --git a/doc/manual/src/language/derivations.md b/doc/manual/src/language/derivations.md index e4a2fe714..1dceacab7 100644 --- a/doc/manual/src/language/derivations.md +++ b/doc/manual/src/language/derivations.md @@ -24,22 +24,22 @@ the attributes of which specify the inputs of the build. - Every attribute is passed as an environment variable to the builder. Attribute values are translated to environment variables as follows: - + - Strings and numbers are just passed verbatim. - + - A *path* (e.g., `../foo/sources.tar`) causes the referenced file to be copied to the store; its location in the store is put in the environment variable. The idea is that all sources should reside in the Nix store, since all inputs to a derivation should reside in the Nix store. - + - A *derivation* causes that derivation to be built prior to the present derivation; its default output path is put in the environment variable. - + - Lists of the previous types are also allowed. They are simply concatenated, separated by spaces. - + - `true` is passed as the string `1`, `false` and `null` are passed as an empty string. @@ -56,36 +56,36 @@ the attributes of which specify the inputs of the build. library doesn’t need the header files and documentation at runtime, and it doesn’t need the documentation at build time. Thus, the library package could specify: - + ```nix outputs = [ "lib" "headers" "doc" ]; ``` - + This will cause Nix to pass environment variables `lib`, `headers` and `doc` to the builder containing the intended store paths of each output. The builder would typically do something like - + ```bash ./configure \ --libdir=$lib/lib \ --includedir=$headers/include \ --docdir=$doc/share/doc ``` - + for an Autoconf-style package. You can refer to each output of a derivation by selecting it as an attribute, e.g. - + ```nix buildInputs = [ pkg.lib pkg.headers ]; ``` - + The first element of `outputs` determines the *default output*. Thus, you could also write - + ```nix buildInputs = [ pkg pkg.headers ]; ``` - + since `pkg` is equivalent to `pkg.lib`. The function `mkDerivation` in the Nixpkgs standard environment is a @@ -103,24 +103,24 @@ The builder is executed as follows: specified above. - In addition, the following variables are set: - + - `NIX_BUILD_TOP` contains the path of the temporary directory for this build. - + - Also, `TMPDIR`, `TEMPDIR`, `TMP`, `TEMP` are set to point to the temporary directory. This is to prevent the builder from accidentally writing temporary files anywhere else. Doing so might cause interference by other processes. - + - `PATH` is set to `/path-not-set` to prevent shells from initialising it to their built-in default value. - + - `HOME` is set to `/homeless-shelter` to prevent programs from using `/etc/passwd` or the like to find the user's home directory, which could cause impurity. Usually, when `HOME` is set, it is used as the location of the home directory, even if it points to a non-existent path. - + - `NIX_STORE` is set to the path of the top-level Nix store directory (typically, `/nix/store`). @@ -128,7 +128,7 @@ The builder is executed as follows: is set to `true` for the dervation. A detailed explanation of this behavior can be found in the [section about structured attrs](./advanced-attributes.md#adv-attr-structuredAttrs). - + - For each output declared in `outputs`, the corresponding environment variable is set to point to the intended path in the Nix store for that output. Each output path is a concatenation diff --git a/doc/manual/src/language/operators.md b/doc/manual/src/language/operators.md index f8382ae19..418d0349f 100644 --- a/doc/manual/src/language/operators.md +++ b/doc/manual/src/language/operators.md @@ -161,4 +161,3 @@ All comparison operators are implemented in terms of `<`, and the following equi Equivalent to `!`*b1* `||` *b2*. [Logical implication]: #logical-implication - diff --git a/doc/manual/src/package-management/basic-package-mgmt.md b/doc/manual/src/package-management/basic-package-mgmt.md index 07b92fb76..e86ef7396 100644 --- a/doc/manual/src/package-management/basic-package-mgmt.md +++ b/doc/manual/src/package-management/basic-package-mgmt.md @@ -37,7 +37,7 @@ $ nix-channel --update ``` > **Note** -> +> > On NixOS, you’re automatically subscribed to a NixOS channel > corresponding to your NixOS major release (e.g. > ). A NixOS channel is identical @@ -120,7 +120,7 @@ will install the package called `subversion` from `nixpkgs` channel (which is, o [Subversion version management system](http://subversion.tigris.org/)). > **Note** -> +> > When you ask Nix to install a package, it will first try to get it in > pre-compiled form from a *binary cache*. By default, Nix will use the > binary cache ; it contains binaries for most diff --git a/doc/manual/src/package-management/ssh-substituter.md b/doc/manual/src/package-management/ssh-substituter.md index 7014c3cc8..bd07b97cc 100644 --- a/doc/manual/src/package-management/ssh-substituter.md +++ b/doc/manual/src/package-management/ssh-substituter.md @@ -16,7 +16,7 @@ it will fall back to using the binary cache substituter, and then to building from source. > **Note** -> +> > The SSH substituter currently does not allow you to enter an SSH > passphrase interactively. Therefore, you should use `ssh-add` to load > the decrypted private key into `ssh-agent`. diff --git a/doc/manual/src/release-notes/rl-0.10.md b/doc/manual/src/release-notes/rl-0.10.md index 1301add26..05e6dcf76 100644 --- a/doc/manual/src/release-notes/rl-0.10.md +++ b/doc/manual/src/release-notes/rl-0.10.md @@ -1,67 +1,67 @@ # Release 0.10 (2006-10-06) > **Note** -> +> > This version of Nix uses Berkeley DB 4.4 instead of 4.3. The database > is upgraded automatically, but you should be careful not to use old > versions of Nix that still use Berkeley DB 4.3. In particular, if you > use a Nix installed through Nix, you should run -> +> > $ nix-store --clear-substitutes -> +> > first. > **Warning** -> +> > Also, the database schema has changed slighted to fix a performance > issue (see below). When you run any Nix 0.10 command for the first > time, the database will be upgraded automatically. This is > irreversible. - `nix-env` usability improvements: - + - An option `--compare-versions` (or `-c`) has been added to `nix-env --query` to allow you to compare installed versions of packages to available versions, or vice versa. An easy way to see if you are up to date with what’s in your subscribed channels is `nix-env -qc \*`. - + - `nix-env --query` now takes as arguments a list of package names about which to show information, just like `--install`, etc.: for example, `nix-env -q gcc`. Note that to show all derivations, you need to specify `\*`. - + - `nix-env -i pkgname` will now install the highest available version of *pkgname*, rather than installing all available versions (which would probably give collisions) (`NIX-31`). - + - `nix-env (-i|-u) --dry-run` now shows exactly which missing paths will be built or substituted. - + - `nix-env -qa --description` shows human-readable descriptions of packages, provided that they have a `meta.description` attribute (which most packages in Nixpkgs don’t have yet). - New language features: - + - Reference scanning (which happens after each build) is much faster and takes a constant amount of memory. - + - String interpolation. Expressions like - + "--with-freetype2-library=" + freetype + "/lib" - + can now be written as - + "--with-freetype2-library=${freetype}/lib" - + You can write arbitrary expressions within `${...}`, not just identifiers. - + - Multi-line string literals. - + - String concatenations can now involve derivations, as in the example `"--with-freetype2-library=" + freetype + "/lib"`. This was not previously possible because @@ -69,17 +69,17 @@ dependent on `freetype`. The evaluator now properly propagates this information. Consequently, the subpath operator (`~`) has been deprecated. - + - Default values of function arguments can now refer to other function arguments; that is, all arguments are in scope in the default values (`NIX-45`). - + - Lots of new built-in primitives, such as functions for list manipulation and integer arithmetic. See the manual for a complete list. All primops are now available in the set `builtins`, allowing one to test for the availability of primop in a backwards-compatible way. - + - Real let-expressions: `let x = ...; ... z = ...; in ...`. @@ -89,15 +89,15 @@ your machine and you want to copy it somewhere else. - XML support: - + - `nix-env -q --xml` prints the installed or available packages in an XML representation for easy processing by other tools. - + - `nix-instantiate --eval-only --xml` prints an XML representation of the resulting term. (The new flag `--strict` forces ‘deep’ evaluation of the result, i.e., list elements and attributes are evaluated recursively.) - + - In Nix expressions, the primop `builtins.toXML` converts a term to an XML representation. This is primarily useful for passing structured information to builders. @@ -133,21 +133,21 @@ something other than `result`. - Platform support: - + - Support for 64-bit platforms, provided a [suitably patched ATerm library](http://bugzilla.sen.cwi.nl:8080/show_bug.cgi?id=606) is used. Also, files larger than 2 GiB are now supported. - + - Added support for Cygwin (Windows, `i686-cygwin`), Mac OS X on Intel (`i686-darwin`) and Linux on PowerPC (`powerpc-linux`). - + - Users of SMP and multicore machines will appreciate that the number of builds to be performed in parallel can now be specified in the configuration file in the `build-max-jobs` setting. - Garbage collector improvements: - + - Open files (such as running programs) are now used as roots of the garbage collector. This prevents programs that have been uninstalled from being garbage collected while they are still @@ -155,17 +155,17 @@ (`find-runtime-roots.pl`) is inherently system-specific, but it should work on Linux and on all platforms that have the `lsof` utility. - + - `nix-store --gc` (a.k.a. `nix-collect-garbage`) prints out the number of bytes freed on standard output. `nix-store --gc --print-dead` shows how many bytes would be freed by an actual garbage collection. - + - `nix-collect-garbage -d` removes all old generations of *all* profiles before calling the actual garbage collector (`nix-store --gc`). This is an easy way to get rid of all old packages in the Nix store. - + - `nix-store` now has an operation `--delete` to delete specific paths from the Nix store. It won’t delete reachable (non-garbage) paths unless `--ignore-liveness` is specified. @@ -192,13 +192,13 @@ memoisation of path hashing. - Lots of bug fixes, notably: - + - Make sure that the garbage collector can run successfully when the disk is full (`NIX-18`). - + - `nix-env` now locks the profile to prevent races between concurrent `nix-env` operations on the same profile (`NIX-7`). - + - Removed misleading messages from `nix-env -i` (e.g., ``installing `foo'`` followed by ``uninstalling diff --git a/doc/manual/src/release-notes/rl-0.11.md b/doc/manual/src/release-notes/rl-0.11.md index d2f4d73aa..4564db977 100644 --- a/doc/manual/src/release-notes/rl-0.11.md +++ b/doc/manual/src/release-notes/rl-0.11.md @@ -50,7 +50,7 @@ on Nix. Here is an (incomplete) list: multiple packages with the same name, then pick the package with the highest priority, and only use the version if there are multiple packages with the same priority. - + This makes it possible to mark specific versions/variant in Nixpkgs more or less desirable than others. A typical example would be a beta version of some package (e.g., `gcc-4.2.0rc1`) which should not @@ -62,14 +62,14 @@ on Nix. Here is an (incomplete) list: be modified. There are several attributes that can be usefully modified, because they affect the behaviour of `nix-env` or the user environment build script: - + - `meta.priority` can be changed to resolve filename clashes (see above). - + - `meta.keep` can be set to `true` to prevent the package from being upgraded or replaced. Useful if you want to hang on to an older version of a package. - + - `meta.active` can be set to `false` to “disable” the package. That is, no symlinks will be generated to the files of the package, but it remains part of the profile (so it won’t be diff --git a/doc/manual/src/release-notes/rl-0.12.md b/doc/manual/src/release-notes/rl-0.12.md index 3a4aba07d..7042abb4c 100644 --- a/doc/manual/src/release-notes/rl-0.12.md +++ b/doc/manual/src/release-notes/rl-0.12.md @@ -7,23 +7,23 @@ Nix process crashes; no write access is needed for read-only operations; no more running out of Berkeley DB locks on certain operations. - + You still need to compile Nix with Berkeley DB support if you want Nix to automatically convert your old Nix store to the new schema. If you don’t need this, you can build Nix with the `configure` option `--disable-old-db-compat`. - + After the automatic conversion to the new schema, you can delete the old Berkeley DB files: - + $ cd /nix/var/nix/db $ rm __db* log.* derivers references referrers reserved validpaths DB_CONFIG - + The new metadata is stored in the directories `/nix/var/nix/db/info` and `/nix/var/nix/db/referrer`. Though the metadata is stored in human-readable plain-text files, they are not intended to be human-editable, as Nix is rather strict about the format. - + The new storage schema may or may not require less disk space than the Berkeley DB environment, mostly depending on the cluster size of your file system. With 1 KiB clusters (which seems to be the `ext3` @@ -50,11 +50,11 @@ last access time. This allows non-recently used stuff to be deleted. The option `--max-atime time` specifies an upper limit to the last accessed time of paths that may be deleted. For instance, - - ``` + + ``` $ nix-store --gc -v --max-atime $(date +%s -d "2 months ago") ``` - + deletes everything that hasn’t been accessed in two months. - `nix-env` now uses optimistic profile locking when performing an @@ -73,7 +73,7 @@ now always shown by `nix-env`, `nix-store -r` and `nix-build`. The total download size of substitutable paths is now also shown. For instance, a build will show something like - + the following derivations will be built: /nix/store/129sbxnk5n466zg6r1qmq1xjv9zymyy7-activate-configuration.sh.drv /nix/store/7mzy971rdm8l566ch8hgxaf89x7lr7ik-upstart-jobs.drv @@ -84,24 +84,24 @@ ... - Language features: - + - @-patterns as in Haskell. For instance, in a function definition - + f = args @ {x, y, z}: ...; - + `args` refers to the argument as a whole, which is further pattern-matched against the attribute set pattern `{x, y, z}`. - + - “`...`” (ellipsis) patterns. An attribute set pattern can now say `...` at the end of the attribute name list to specify that the function takes *at least* the listed attributes, while ignoring additional attributes. For instance, - + {stdenv, fetchurl, fuse, ...}: ... - + defines a function that accepts any attribute set that includes at least the three listed attributes. - + - New primops: `builtins.parseDrvName` (split a package name string like `"nix-0.12pre12876"` into its name and version components, e.g. `"nix"` and `"0.12pre12876"`), diff --git a/doc/manual/src/release-notes/rl-0.13.md b/doc/manual/src/release-notes/rl-0.13.md index 13a60e01c..bdb750051 100644 --- a/doc/manual/src/release-notes/rl-0.13.md +++ b/doc/manual/src/release-notes/rl-0.13.md @@ -3,7 +3,7 @@ This is primarily a bug fix release. It has some new features: - Syntactic sugar for writing nested attribute sets. Instead of - + { foo = { bar = 123; @@ -11,15 +11,15 @@ This is primarily a bug fix release. It has some new features: }; a = { b = { c = "d"; }; }; } - + you can write - + { foo.bar = 123; foo.xyzzy = true; a.b.c = "d"; } - + This is useful, for instance, in NixOS configuration files. - Support for Nix channels generated by Hydra, the Nix-based diff --git a/doc/manual/src/release-notes/rl-0.6.md b/doc/manual/src/release-notes/rl-0.6.md index ed2d21583..7fa0324eb 100644 --- a/doc/manual/src/release-notes/rl-0.6.md +++ b/doc/manual/src/release-notes/rl-0.6.md @@ -1,15 +1,15 @@ # Release 0.6 (2004-11-14) - Rewrite of the normalisation engine. - + - Multiple builds can now be performed in parallel (option `-j`). - + - Distributed builds. Nix can now call a shell script to forward builds to Nix installations on remote machines, which may or may not be of the same platform type. - + - Option `--fallback` allows recovery from broken substitutes. - + - Option `--keep-going` causes building of other (unaffected) derivations to continue if one failed. @@ -28,32 +28,32 @@ - Manual updates. - `nix-env` changes: - + - Derivations for other platforms are filtered out (which can be overridden using `--system-filter`). - + - `--install` by default now uninstall previous derivations with the same name. - + - `--upgrade` allows upgrading to a specific version. - + - New operation `--delete-generations` to remove profile generations (necessary for effective garbage collection). - + - Nicer output (sorted, columnised). - More sensible verbosity levels all around (builder output is now shown always, unless `-Q` is given). - Nix expression language changes: - + - New language construct: `with E1; E2` brings all attributes defined in the attribute set *E1* in scope in *E2*. - + - Added a `map` function. - + - Various new operators (e.g., string concatenation). - Expression evaluation is much faster. diff --git a/doc/manual/src/release-notes/rl-0.8.md b/doc/manual/src/release-notes/rl-0.8.md index 626c0c92b..5ba6e0e72 100644 --- a/doc/manual/src/release-notes/rl-0.8.md +++ b/doc/manual/src/release-notes/rl-0.8.md @@ -39,29 +39,29 @@ Nix 0.8 has the following improvements: notion of “closure store expressions” is gone (and so is the notion of “successors”); the file system references of a store path are now just stored in the database. - + For instance, given any store path, you can query its closure: - + $ nix-store -qR $(which firefox) ... lots of paths ... - + Also, Nix now remembers for each store path the derivation that built it (the “deriver”): - + $ nix-store -qR $(which firefox) /nix/store/4b0jx7vq80l9aqcnkszxhymsf1ffa5jd-firefox-1.0.1.drv - + So to see the build-time dependencies, you can do - + $ nix-store -qR $(nix-store -qd $(which firefox)) - + or, in a nicer format: - + $ nix-store -q --tree $(nix-store -qd $(which firefox)) - + File system references are also stored in reverse. For instance, you can query all paths that directly or indirectly use a certain Glibc: - + $ nix-store -q --referrers-closure \ /nix/store/8lz9yc6zgmc0vlqmn2ipcpkjlmbi51vv-glibc-2.3.4 @@ -92,28 +92,28 @@ Nix 0.8 has the following improvements: - `nix-channel` has new operations `--list` and `--remove`. - New ways of installing components into user environments: - + - Copy from another user environment: - + $ nix-env -i --from-profile .../other-profile firefox - + - Install a store derivation directly (bypassing the Nix expression language entirely): - + $ nix-env -i /nix/store/z58v41v21xd3...-aterm-2.3.1.drv - + (This is used to implement `nix-install-package`, which is therefore immune to evolution in the Nix expression language.) - + - Install an already built store path directly: - + $ nix-env -i /nix/store/hsyj5pbn0d9i...-aterm-2.3.1 - + - Install the result of a Nix expression specified as a command-line argument: - + $ nix-env -f .../i686-linux.nix -i -E 'x: x.firefoxWrapper' - + The difference with the normal installation mode is that `-E` does not use the `name` attributes of derivations. Therefore, this can be used to disambiguate multiple derivations with the @@ -127,7 +127,7 @@ Nix 0.8 has the following improvements: - Implemented a concurrent garbage collector. It is now always safe to run the garbage collector, even if other Nix operations are happening simultaneously. - + However, there can still be GC races if you use `nix-instantiate` and `nix-store --realise` directly to build things. To prevent races, use the @@ -147,13 +147,13 @@ Nix 0.8 has the following improvements: - The behaviour of the garbage collector can be changed globally by setting options in `/nix/etc/nix/nix.conf`. - + - `gc-keep-derivations` specifies whether deriver links should be followed when searching for live paths. - + - `gc-keep-outputs` specifies whether outputs of derivations should be followed when searching for live paths. - + - `env-keep-derivations` specifies whether user environments should store the paths of derivations when they are added (thus keeping the derivations alive). diff --git a/doc/manual/src/release-notes/rl-0.9.md b/doc/manual/src/release-notes/rl-0.9.md index 8c3e1b28e..a08aa38c4 100644 --- a/doc/manual/src/release-notes/rl-0.9.md +++ b/doc/manual/src/release-notes/rl-0.9.md @@ -18,36 +18,36 @@ first. derivations can mutually refer to each other (as long as there are no data dependencies on the `outPath` and `drvPath` attributes computed by `derivation`). - + For example, the expression `derivation attrs` now evaluates to (essentially) - + attrs // { type = "derivation"; outPath = derivation! attrs; drvPath = derivation! attrs; } - + where `derivation!` is a primop that does the actual derivation instantiation (i.e., it does what `derivation` used to do). The advantage is that it allows commands such as `nix-env -qa` and `nix-env -i` to be much faster since they no longer need to instantiate all derivations, just the `name` attribute. - + Also, it allows derivations to cyclically reference each other, for example, - + webServer = derivation { ... hostName = "svn.cs.uu.nl"; services = [svnService]; }; - + svnService = derivation { ... hostName = webServer.hostName; }; - + Previously, this would yield a black hole (infinite recursion). - `nix-build` now defaults to using `./default.nix` if no Nix diff --git a/doc/manual/src/release-notes/rl-1.1.md b/doc/manual/src/release-notes/rl-1.1.md index 1e658fe15..665dd92a2 100644 --- a/doc/manual/src/release-notes/rl-1.1.md +++ b/doc/manual/src/release-notes/rl-1.1.md @@ -5,26 +5,26 @@ This release has the following improvements: - On Linux, when doing a chroot build, Nix now uses various namespace features provided by the Linux kernel to improve build isolation. Namely: - + - The private network namespace ensures that builders cannot talk to the outside world (or vice versa): each build only sees a private loopback interface. This also means that two concurrent builds can listen on the same port (e.g. as part of a test) without conflicting with each other. - + - The PID namespace causes each build to start as PID 1. Processes outside of the chroot are not visible to those on the inside. On the other hand, processes inside the chroot *are* visible from the outside (though with different PIDs). - + - The IPC namespace prevents the builder from communicating with outside processes using SysV IPC mechanisms (shared memory, message queues, semaphores). It also ensures that all IPC objects are destroyed when the builder exits. - + - The UTS namespace ensures that builders see a hostname of `localhost` rather than the actual hostname. - + - The private mount namespace was already used by Nix to ensure that the bind-mounts used to set up the chroot are cleaned up automatically. diff --git a/doc/manual/src/release-notes/rl-1.11.md b/doc/manual/src/release-notes/rl-1.11.md index fbabdaa2f..8108114b8 100644 --- a/doc/manual/src/release-notes/rl-1.11.md +++ b/doc/manual/src/release-notes/rl-1.11.md @@ -5,23 +5,23 @@ features: - `nix-prefetch-url` can now download URLs specified in a Nix expression. For example, - + $ nix-prefetch-url -A hello.src - + will prefetch the file specified by the `fetchurl` call in the attribute `hello.src` from the Nix expression in the current directory, and print the cryptographic hash of the resulting file on stdout. This differs from `nix-build -A hello.src` in that it doesn't verify the hash, and is thus useful when you’re updating a Nix expression. - + You can also prefetch the result of functions that unpack a tarball, such as `fetchFromGitHub`. For example: - + $ nix-prefetch-url --unpack https://github.com/NixOS/patchelf/archive/0.8.tar.gz - + or from a Nix expression: - + $ nix-prefetch-url -A nix-repl.src - The builtin function `` now supports downloading @@ -49,12 +49,12 @@ features: same derivation and `-K` is given, will make the output of the other run available under `store-path-check`. This makes it easier to investigate the non-determinism using tools like `diffoscope`, e.g., - + $ nix-build pkgs/stdenv/linux -A stage1.pkgs.zlib --check -K error: derivation ‘/nix/store/l54i8wlw2265…-zlib-1.2.8.drv’ may not be deterministic: output ‘/nix/store/11a27shh6n2i…-zlib-1.2.8’ differs from ‘/nix/store/11a27shh6n2i…-zlib-1.2.8-check’ - + $ diffoscope /nix/store/11a27shh6n2i…-zlib-1.2.8 /nix/store/11a27shh6n2i…-zlib-1.2.8-check … ├── lib/libz.a diff --git a/doc/manual/src/release-notes/rl-1.2.md b/doc/manual/src/release-notes/rl-1.2.md index 25b830955..0a30e8909 100644 --- a/doc/manual/src/release-notes/rl-1.2.md +++ b/doc/manual/src/release-notes/rl-1.2.md @@ -8,9 +8,9 @@ This release has the following improvements and changes: binary caches to see if any of them has a pre-built binary of that path. The configuration setting `binary-caches` contains a list of URLs of binary caches. For instance, doing - + $ nix-env -i thunderbird --option binary-caches http://cache.nixos.org - + will install Thunderbird and its dependencies, using the available pre-built binaries in . The main advantage over the old “manifest”-based method of getting pre-built binaries @@ -19,12 +19,12 @@ This release has the following improvements and changes: need to run `nix-pull` to update your manifest. It’s also more scalable because you don’t need to redownload a giant manifest file every time. - + A Nix channel can provide a binary cache URL that will be used automatically if you subscribe to that channel. If you use the Nixpkgs or NixOS channels () you automatically get the cache . - + Binary caches are created using `nix-push`. For details on the operation and format of binary caches, see the `nix-push` manpage. More details are provided in [this nix-dev @@ -33,16 +33,16 @@ This release has the following improvements and changes: - Multiple output support should now be usable. A derivation can declare that it wants to produce multiple store paths by saying something like - + outputs = [ "lib" "headers" "doc" ]; - + This will cause Nix to pass the intended store path of each output to the builder through the environment variables `lib`, `headers` and `doc`. Other packages can refer to a specific output by referring to `pkg.output`, e.g. - + buildInputs = [ pkg.lib pkg.headers ]; - + If you install a package with multiple outputs using `nix-env`, each output path will be symlinked into the user environment. @@ -60,10 +60,10 @@ This release has the following improvements and changes: Instead, the recommended way to guard the Nix store against accidental modification on Linux is to make it a read-only bind mount, like this: - + $ mount --bind /nix/store /nix/store $ mount -o remount,ro,bind /nix/store - + Nix will automatically make `/nix/store` writable as needed (using a private mount namespace) to allow modifications. diff --git a/doc/manual/src/release-notes/rl-1.6.md b/doc/manual/src/release-notes/rl-1.6.md index 9b83d9274..1d517ce1a 100644 --- a/doc/manual/src/release-notes/rl-1.6.md +++ b/doc/manual/src/release-notes/rl-1.6.md @@ -25,28 +25,28 @@ features: declarative package management similar to NixOS’s `environment.systemPackages`. For instance, if you have a specification `my-packages.nix` like this: - + with import {}; [ thunderbird geeqie ... ] - + then after any change to this file, you can run: - + $ nix-env -f my-packages.nix -ir - + to update your profile to match the specification. - The ‘`with`’ language construct is now more lazy. It only evaluates its argument if a variable might actually refer to an attribute in the argument. For instance, this now works: - + let pkgs = with pkgs; { foo = "old"; bar = foo; } // overrides; overrides = { foo = "new"; }; in pkgs.bar - + This evaluates to `"new"`, while previously it gave an “infinite recursion” error. diff --git a/doc/manual/src/release-notes/rl-1.7.md b/doc/manual/src/release-notes/rl-1.7.md index fb18e797d..8c3a9f357 100644 --- a/doc/manual/src/release-notes/rl-1.7.md +++ b/doc/manual/src/release-notes/rl-1.7.md @@ -25,7 +25,7 @@ features: builds a previously built derivation again, and prints an error message if the output is not exactly the same. This helps to verify whether a derivation is truly deterministic. For example: - + $ nix-build '' -A patchelf … $ nix-build '' -A patchelf --check @@ -43,31 +43,31 @@ features: '1 + 2'` will print `3`. - `nix-shell` improvements: - + - It has a new flag, `--packages` (or `-p`), that sets up a build environment containing the specified packages from Nixpkgs. For example, the command - + $ nix-shell -p sqlite xorg.libX11 hello - + will start a shell in which the given packages are present. - + - It now uses `shell.nix` as the default expression, falling back to `default.nix` if the former doesn’t exist. This makes it convenient to have a `shell.nix` in your project to set up a nice development environment. - + - It evaluates the derivation attribute `shellHook`, if set. Since `stdenv` does not normally execute this hook, it allows you to do `nix-shell`-specific setup. - + - It preserves the user’s timezone setting. - In chroots, Nix now sets up a `/dev` containing only a minimal set of devices (such as `/dev/null`). Note that it only does this if you *don’t* have `/dev` listed in your `build-chroot-dirs` setting; otherwise, it will bind-mount the `/dev` from outside the chroot. - + Similarly, if you don’t have `/dev/pts` listed in `build-chroot-dirs`, Nix will mount a private `devpts` filesystem on the chroot’s `/dev/pts`. @@ -82,7 +82,7 @@ features: such as attribute sets. - The `-A` flag now allows attribute names with dots in them, e.g. - + $ nix-instantiate --eval '' -A 'config.systemd.units."nscd.service".text' - The `--max-freed` option to `nix-store --gc` now accepts a unit @@ -106,7 +106,7 @@ features: `unsafeGetAttrPos`, that returns the position of an attribute. This is used by Nixpkgs to provide location information in error messages, e.g. - + $ nix-build '' -A libreoffice --argstr system x86_64-darwin error: the package ‘libreoffice-4.0.5.2’ in ‘.../applications/office/libreoffice/default.nix:263’ is not supported on ‘x86_64-darwin’ @@ -116,12 +116,12 @@ features: - The binary tarball installer has been improved. You can now install Nix by running: - + $ bash <(curl -L https://nixos.org/nix/install) - More evaluation errors include position information. For instance, selecting a missing attribute will print something like - + error: attribute `nixUnstabl' missing, at /etc/nixos/configurations/misc/eelco/mandark.nix:216:15 - The command `nix-setuid-helper` is gone. diff --git a/doc/manual/src/release-notes/rl-1.8.md b/doc/manual/src/release-notes/rl-1.8.md index 59af363e8..242ab380b 100644 --- a/doc/manual/src/release-notes/rl-1.8.md +++ b/doc/manual/src/release-notes/rl-1.8.md @@ -10,24 +10,24 @@ - `nix-env` selectors are now regular expressions. For instance, you can do - + $ nix-env -qa '.*zip.*' - + to query all packages with a name containing `zip`. - `nix-store --read-log` can now fetch remote build logs. If a build log is not available locally, then ‘nix-store -l’ will now try to download it from the servers listed in the ‘log-servers’ option in nix.conf. For instance, if you have the configuration option - + log-servers = http://hydra.nixos.org/log - + then it will try to get logs from `http://hydra.nixos.org/log/base name of the store path`. This allows you to do things like: - + $ nix-store -l $(which xterm) - + and get a log even if `xterm` wasn't built locally. - New builtin functions: `attrValues`, `deepSeq`, `fromJSON`, diff --git a/doc/manual/src/release-notes/rl-1.9.md b/doc/manual/src/release-notes/rl-1.9.md index 92c6af90b..b56e3a9fc 100644 --- a/doc/manual/src/release-notes/rl-1.9.md +++ b/doc/manual/src/release-notes/rl-1.9.md @@ -5,17 +5,17 @@ features: - Signed binary cache support. You can enable signature checking by adding the following to `nix.conf`: - + signed-binary-caches = * binary-cache-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= - + This will prevent Nix from downloading any binary from the cache that is not signed by one of the keys listed in `binary-cache-public-keys`. - + Signature checking is only supported if you built Nix with the `libsodium` package. - + Note that while Nix has had experimental support for signed binary caches since version 1.7, this release changes the signature format in a backwards-incompatible way. @@ -24,79 +24,79 @@ features: you can now specify the URL of a tarball containing Nix expressions (such as Nixpkgs), which will be downloaded and unpacked automatically. For example: - + - In `nix-env`: - + $ nix-env -f https://github.com/NixOS/nixpkgs-channels/archive/nixos-14.12.tar.gz -iA firefox - + This installs Firefox from the latest tested and built revision of the NixOS 14.12 channel. - + - In `nix-build` and `nix-shell`: - + $ nix-build https://github.com/NixOS/nixpkgs/archive/master.tar.gz -A hello - + This builds GNU Hello from the latest revision of the Nixpkgs master branch. - + - In the Nix search path (as specified via `NIX_PATH` or `-I`). For example, to start a shell containing the Pan package from a specific version of Nixpkgs: - + $ nix-shell -p pan -I nixpkgs=https://github.com/NixOS/nixpkgs-channels/archive/8a3eea054838b55aca962c3fbde9c83c102b8bf2.tar.gz - + - In `nixos-rebuild` (on NixOS): - + $ nixos-rebuild test -I nixpkgs=https://github.com/NixOS/nixpkgs-channels/archive/nixos-unstable.tar.gz - + - In Nix expressions, via the new builtin function `fetchTarball`: - + with import (fetchTarball https://github.com/NixOS/nixpkgs-channels/archive/nixos-14.12.tar.gz) {}; … - + (This is not allowed in restricted mode.) - `nix-shell` improvements: - + - `nix-shell` now has a flag `--run` to execute a command in the `nix-shell` environment, e.g. `nix-shell --run make`. This is like the existing `--command` flag, except that it uses a non-interactive shell (ensuring that hitting Ctrl-C won’t drop you into the child shell). - + - `nix-shell` can now be used as a `#!`-interpreter. This allows you to write scripts that dynamically fetch their own dependencies. For example, here is a Haskell script that, when invoked, first downloads GHC and the Haskell packages on which it depends: - + #! /usr/bin/env nix-shell #! nix-shell -i runghc -p haskellPackages.ghc haskellPackages.HTTP - + import Network.HTTP - + main = do resp <- Network.HTTP.simpleHTTP (getRequest "http://nixos.org/") body <- getResponseBody resp print (take 100 body) - + Of course, the dependencies are cached in the Nix store, so the second invocation of this script will be much faster. - Chroot improvements: - + - Chroot builds are now supported on Mac OS X (using its sandbox mechanism). - + - If chroots are enabled, they are now used for all derivations, including fixed-output derivations (such as `fetchurl`). The latter do have network access, but can no longer access the host filesystem. If you need the old behaviour, you can set the option `build-use-chroot` to `relaxed`. - + - On Linux, if chroots are enabled, builds are performed in a private PID namespace once again. (This functionality was lost in Nix 1.8.) - + - Store paths listed in `build-chroot-dirs` are now automatically expanded to their closure. For instance, if you want `/nix/store/…-bash/bin/sh` mounted in your chroot as `/bin/sh`, diff --git a/doc/manual/src/release-notes/rl-2.0.md b/doc/manual/src/release-notes/rl-2.0.md index 9f6d4aa83..aad0de211 100644 --- a/doc/manual/src/release-notes/rl-2.0.md +++ b/doc/manual/src/release-notes/rl-2.0.md @@ -8,13 +8,13 @@ The following incompatible changes have been made: It has been superseded by the binary cache substituter mechanism since several years. As a result, the following programs have been removed: - + - `nix-pull` - + - `nix-generate-patches` - + - `bsdiff` - + - `bspatch` - The “copy from other stores” substituter mechanism @@ -58,26 +58,26 @@ This release has the following new features: `nix-build`, `nix-shell -p`, `nix-env -qa`, `nix-instantiate --eval`, `nix-push` and `nix-copy-closure`. It has the following major features: - + - Unlike the legacy commands, it has a consistent way to refer to packages and package-like arguments (like store paths). For example, the following commands all copy the GNU Hello package to a remote machine: - + nix copy --to ssh://machine nixpkgs.hello - + nix copy --to ssh://machine /nix/store/0i2jd68mp5g6h2sa5k9c85rb80sn8hi9-hello-2.10 - + nix copy --to ssh://machine '(with import {}; hello)' - + By contrast, `nix-copy-closure` only accepted store paths as arguments. - + - It is self-documenting: `--help` shows all available command-line arguments. If `--help` is given after a subcommand, it shows examples for that subcommand. `nix --help-config` shows all configuration options. - + - It is much less verbose. By default, it displays a single-line progress indicator that shows how many packages are left to be built or downloaded, and (if there are running builds) the most @@ -85,7 +85,7 @@ This release has the following new features: last few lines of builder output. The full build log can be retrieved using `nix log`. - + - It [provides](https://github.com/NixOS/nix/commit/b8283773bd64d7da6859ed520ee19867742a03ba) all `nix.conf` configuration options as command line flags. For @@ -93,122 +93,122 @@ This release has the following new features: http-connections 100` you can write `--http-connections 100`. Boolean options can be written as `--foo` or `--no-foo` (e.g. `--no-auto-optimise-store`). - + - Many subcommands have a `--json` flag to write results to stdout in JSON format. - + > **Warning** - > + > > Please note that the `nix` command is a work in progress and the > interface is subject to change. - + It provides the following high-level (“porcelain”) subcommands: - + - `nix build` is a replacement for `nix-build`. - + - `nix run` executes a command in an environment in which the specified packages are available. It is (roughly) a replacement for `nix-shell -p`. Unlike that command, it does not execute the command in a shell, and has a flag (`-c`) that specifies the unquoted command line to be executed. - + It is particularly useful in conjunction with chroot stores, allowing Linux users who do not have permission to install Nix in `/nix/store` to still use binary substitutes that assume `/nix/store`. For example, - + nix run --store ~/my-nix nixpkgs.hello -c hello --greeting 'Hi everybody!' - + downloads (or if not substitutes are available, builds) the GNU Hello package into `~/my-nix/nix/store`, then runs `hello` in a mount namespace where `~/my-nix/nix/store` is mounted onto `/nix/store`. - + - `nix search` replaces `nix-env -qa`. It searches the available packages for occurrences of a search string in the attribute name, package name or description. Unlike `nix-env -qa`, it has a cache to speed up subsequent searches. - + - `nix copy` copies paths between arbitrary Nix stores, generalising `nix-copy-closure` and `nix-push`. - + - `nix repl` replaces the external program `nix-repl`. It provides an interactive environment for evaluating and building Nix expressions. Note that it uses `linenoise-ng` instead of GNU Readline. - + - `nix upgrade-nix` upgrades Nix to the latest stable version. This requires that Nix is installed in a profile. (Thus it won’t work on NixOS, or if it’s installed outside of the Nix store.) - + - `nix verify` checks whether store paths are unmodified and/or “trusted” (see below). It replaces `nix-store --verify` and `nix-store --verify-path`. - + - `nix log` shows the build log of a package or path. If the build log is not available locally, it will try to obtain it from the configured substituters (such as [cache.nixos.org](https://cache.nixos.org/), which now provides build logs). - + - `nix edit` opens the source code of a package in your editor. - + - `nix eval` replaces `nix-instantiate --eval`. - + - `nix why-depends` shows why one store path has another in its closure. This is primarily useful to finding the causes of closure bloat. For example, - + nix why-depends nixpkgs.vlc nixpkgs.libdrm.dev - + shows a chain of files and fragments of file contents that cause the VLC package to have the “dev” output of `libdrm` in its closure — an undesirable situation. - + - `nix path-info` shows information about store paths, replacing `nix-store -q`. A useful feature is the option `--closure-size` (`-S`). For example, the following command show the closure sizes of every path in the current NixOS system closure, sorted by size: - + nix path-info -rS /run/current-system | sort -nk2 - + - `nix optimise-store` replaces `nix-store --optimise`. The main difference is that it has a progress indicator. - + A number of low-level (“plumbing”) commands are also available: - + - `nix ls-store` and `nix ls-nar` list the contents of a store path or NAR file. The former is primarily useful in conjunction with remote stores, e.g. - + nix ls-store --store https://cache.nixos.org/ -lR /nix/store/0i2jd68mp5g6h2sa5k9c85rb80sn8hi9-hello-2.10 - + lists the contents of path in a binary cache. - + - `nix cat-store` and `nix cat-nar` allow extracting a file from a store path or NAR file. - + - `nix dump-path` writes the contents of a store path to stdout in NAR format. This replaces `nix-store --dump`. - + - `nix show-derivation` displays a store derivation in JSON format. This is an alternative to `pp-aterm`. - + - `nix add-to-store` replaces `nix-store --add`. - + - `nix sign-paths` signs store paths. - + - `nix copy-sigs` copies signatures from one store to another. - + - `nix show-config` shows all configuration options and their current values. @@ -224,11 +224,11 @@ This release has the following new features: `nix-copy-closure`, `nix-push` and substitution are all instances of the general notion of copying paths between different kinds of Nix stores. - + Stores are specified using an URI-like syntax, e.g. or . The following store types are supported: - + - `LocalStore` (stori URI `local` or an absolute path) and the misnamed `RemoteStore` (`daemon`) provide access to a local Nix store, the latter via the Nix daemon. You can use `auto` or the @@ -236,63 +236,63 @@ This release has the following new features: whether you have write permission to the Nix store. It is no longer necessary to set the `NIX_REMOTE` environment variable to use the Nix daemon. - + As noted above, `LocalStore` now supports chroot builds, allowing the “physical” location of the Nix store (e.g. `/home/alice/nix/store`) to differ from its “logical” location (typically `/nix/store`). This allows non-root users to use Nix while still getting the benefits from prebuilt binaries from [cache.nixos.org](https://cache.nixos.org/). - + - `BinaryCacheStore` is the abstract superclass of all binary cache stores. It supports writing build logs and NAR content listings in JSON format. - + - `HttpBinaryCacheStore` (`http://`, `https://`) supports binary caches via HTTP or HTTPS. If the server supports `PUT` requests, it supports uploading store paths via commands such as `nix copy`. - + - `LocalBinaryCacheStore` (`file://`) supports binary caches in the local filesystem. - + - `S3BinaryCacheStore` (`s3://`) supports binary caches stored in Amazon S3, if enabled at compile time. - + - `LegacySSHStore` (`ssh://`) is used to implement remote builds and `nix-copy-closure`. - + - `SSHStore` (`ssh-ng://`) supports arbitrary Nix operations on a remote machine via the same protocol used by `nix-daemon`. - Security has been improved in various ways: - + - Nix now stores signatures for local store paths. When paths are copied between stores (e.g., copied from a binary cache to a local store), signatures are propagated. - + Locally-built paths are signed automatically using the secret keys specified by the `secret-key-files` store option. Secret/public key pairs can be generated using `nix-store --generate-binary-cache-key`. - + In addition, locally-built store paths are marked as “ultimately trusted”, but this bit is not propagated when paths are copied between stores. - + - Content-addressable store paths no longer require signatures — they can be imported into a store by unprivileged users even if they lack signatures. - + - The command `nix verify` checks whether the specified paths are trusted, i.e., have a certain number of trusted signatures, are ultimately trusted, or are content-addressed. - + - Substitutions from binary caches [now](https://github.com/NixOS/nix/commit/ecbc3fedd3d5bdc5a0e1a0a51b29062f2874ac8b) require signatures by default. This was already the case on NixOS. - + - In Linux sandbox builds, we [now](https://github.com/NixOS/nix/commit/eba840c8a13b465ace90172ff76a0db2899ab11b) use `/build` instead of `/tmp` as the temporary build directory. @@ -309,7 +309,7 @@ This release has the following new features: hash or commit hash is specified. For example, calls to `builtins.fetchGit` are only allowed if a `rev` attribute is specified. - + The goal of this feature is to enable true reproducibility and traceability of builds (including NixOS system configurations) at the evaluation level. For example, in the future, `nixos-rebuild` @@ -367,21 +367,21 @@ This release has the following new features: log will be shown if a build fails. - Networking has been improved: - + - HTTP/2 is now supported. This makes binary cache lookups [much more efficient](https://github.com/NixOS/nix/commit/90ad02bf626b885a5dd8967894e2eafc953bdf92). - + - We now retry downloads on many HTTP errors, making binary caches substituters more resilient to temporary failures. - + - HTTP credentials can now be configured via the standard `netrc` mechanism. - + - If S3 support is enabled at compile time, URIs are [supported](https://github.com/NixOS/nix/commit/9ff9c3f2f80ba4108e9c945bbfda2c64735f987b) in all places where Nix allows URIs. - + - Brotli compression is now supported. In particular, [cache.nixos.org](https://cache.nixos.org/) build logs are now compressed using Brotli. @@ -431,9 +431,9 @@ The Nix language has the following new features: - Derivation attributes can now reference the outputs of the derivation using the `placeholder` builtin function. For example, the attribute - + configureFlags = "--prefix=${placeholder "out"} --includedir=${placeholder "dev"}"; - + will cause the `configureFlags` environment variable to contain the actual store paths corresponding to the `out` and `dev` outputs. @@ -444,7 +444,7 @@ The following builtin functions are new or extended: Nixpkgs, which fetches at build time and cannot be used to fetch Nix expressions during evaluation. A typical use case is to import external NixOS modules from your configuration, e.g. - + imports = [ (builtins.fetchGit https://github.com/edolstra/dwarffs + "/module.nix") ]; - Similarly, `builtins.fetchMercurial` allows you to fetch Mercurial @@ -485,7 +485,7 @@ The Nix build environment has the following changes: builder via the file `.attrs.json` in the builder’s temporary directory. This obviates the need for `passAsFile` since JSON files have no size restrictions, unlike process environments. - + [As a convenience to Bash builders](https://github.com/NixOS/nix/commit/2d5b1b24bf70a498e4c0b378704cfdb6471cc699), Nix writes a script named `.attrs.sh` to the builder’s directory diff --git a/doc/manual/src/release-notes/rl-2.2.md b/doc/manual/src/release-notes/rl-2.2.md index b67d65db7..fa9af920d 100644 --- a/doc/manual/src/release-notes/rl-2.2.md +++ b/doc/manual/src/release-notes/rl-2.2.md @@ -6,15 +6,15 @@ This is primarily a bug fix release. It also has the following changes: the `__structuredAttrs` attribute to `true` to cause all attributes to be passed to the builder in JSON format), you can now specify closure checks per output, e.g.: - + outputChecks."out" = { # The closure of 'out' must not be larger than 256 MiB. maxClosureSize = 256 * 1024 * 1024; - + # It must not refer to C compiler or to the 'dev' output. disallowedRequisites = [ stdenv.cc "dev" ]; }; - + outputChecks."dev" = { # The 'dev' output must not be larger than 128 KiB. maxSize = 128 * 1024; @@ -24,7 +24,7 @@ This is primarily a bug fix release. It also has the following changes: for local builds, and not just to route builds to remote builders. The supported features of a machine can be specified through the configuration setting `system-features`. - + By default, `system-features` includes `kvm` if `/dev/kvm` exists. For compatibility, it also includes the pseudo-features `nixos-test`, `benchmark` and `big-parallel` which are used by @@ -45,22 +45,22 @@ This is primarily a bug fix release. It also has the following changes: - Nix now supports [SRI hashes](https://www.w3.org/TR/SRI/), allowing the hash algorithm and hash to be specified in a single string. For example, you can write: - + import { url = https://nixos.org/releases/nix/nix-2.1.3/nix-2.1.3.tar.xz; hash = "sha256-XSLa0FjVyADWWhFfkZ2iKTjFDda6mMXjoYMXLRSYQKQ="; }; - + instead of - + import { url = https://nixos.org/releases/nix/nix-2.1.3/nix-2.1.3.tar.xz; sha256 = "5d22dad058d5c800d65a115f919da22938c50dd6ba98c5e3a183172d149840a4"; }; - + In fixed-output derivations, the `outputHashAlgo` attribute is no longer mandatory if `outputHash` specifies the hash. - + `nix hash-file` and `nix hash-path` now print hashes in SRI format by default. 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"original": { @@ -16,13 +16,52 @@ "type": "github" } }, + "flake-utils": { + "inputs": { + "systems": "systems" + }, + "locked": { + "lastModified": 1710146030, + "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=", + "owner": "numtide", + "repo": "flake-utils", + "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a", + "type": "github" + }, + "original": { + "owner": "numtide", + "repo": "flake-utils", + "type": "github" + } + }, + "gitignore": { + "inputs": { + "nixpkgs": [ + "pre-commit-hooks", + "nixpkgs" + ] + }, + "locked": { + "lastModified": 1709087332, + "narHash": "sha256-HG2cCnktfHsKV0s4XW83gU3F57gaTljL9KNSuG6bnQs=", + "owner": "hercules-ci", + "repo": "gitignore.nix", + "rev": "637db329424fd7e46cf4185293b9cc8c88c95394", + "type": "github" + }, + "original": { + "owner": "hercules-ci", + "repo": "gitignore.nix", + "type": "github" + } + }, "nixpkgs": { "locked": { - "lastModified": 1709884566, - "narHash": "sha256-NSYJg2sfdO/XS3L8XN/59Zhzn0dqWm7XtVnKI2mHq3w=", + "lastModified": 1711481231, + "narHash": "sha256-J/fW3Xhm3WsJPNd8ksZmfMnol5aOG2qEMDPbOnNNdTQ=", "owner": "NixOS", "repo": "nixpkgs", - "rev": "2be119add7b37dc535da2dd4cba68e2cf8d1517e", + "rev": "9d6ddb13cee3cc1192e4430277708c732685f38a", "type": "github" }, "original": { @@ -48,11 +87,56 @@ "type": "github" } }, + "pre-commit-hooks": { + "inputs": { + "flake-compat": [ + "flake-compat" + ], + "flake-utils": "flake-utils", + "gitignore": "gitignore", + "nixpkgs": [ + "nixpkgs" + ], + "nixpkgs-stable": [ + "nixpkgs" + ] + }, + "locked": { + "lastModified": 1711562502, + "narHash": "sha256-SLo1yf/lfozph818VME9Y56uhaZWY0juZcj/qJZPPrs=", + "owner": "9999years", + "repo": "git-hooks.nix", + "rev": "d2f6f9376c38fb0c48526720793a17f10cd3ac10", + "type": "github" + }, + "original": { + "owner": "9999years", + "ref": "add-default-pre-commit-hooks", + "repo": "git-hooks.nix", + "type": "github" + } + }, "root": { "inputs": { "flake-compat": "flake-compat", "nixpkgs": "nixpkgs", - "nixpkgs-regression": "nixpkgs-regression" + "nixpkgs-regression": "nixpkgs-regression", + "pre-commit-hooks": "pre-commit-hooks" + } + }, + "systems": { + "locked": { + "lastModified": 1681028828, + "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=", + "owner": "nix-systems", + "repo": "default", + "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e", + "type": "github" + }, + "original": { + "owner": "nix-systems", + "repo": "default", + "type": "github" } } }, diff --git a/flake.nix b/flake.nix index 5002ee020..be163e386 100644 --- a/flake.nix +++ b/flake.nix @@ -1,11 +1,23 @@ { description = "The purely functional package manager"; - inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11-small"; - inputs.nixpkgs-regression.url = "github:NixOS/nixpkgs/215d4d0fd80ca5163643b03a33fde804a29cc1e2"; - inputs.flake-compat = { url = "github:edolstra/flake-compat"; flake = false; }; + inputs = { + nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11-small"; + nixpkgs-regression.url = "github:NixOS/nixpkgs/215d4d0fd80ca5163643b03a33fde804a29cc1e2"; + pre-commit-hooks = { + # Can go back to `cachix/git-hooks.nix` when this is merged: + # https://github.com/cachix/git-hooks.nix/pull/401 + url = "github:9999years/git-hooks.nix/add-default-pre-commit-hooks"; + inputs = { + flake-compat.follows = "flake-compat"; + nixpkgs.follows = "nixpkgs"; + nixpkgs-stable.follows = "nixpkgs"; + }; + }; + flake-compat = { url = "github:edolstra/flake-compat"; flake = false; }; + }; - outputs = { self, nixpkgs, nixpkgs-regression, flake-compat }: + outputs = { self, nixpkgs, nixpkgs-regression, pre-commit-hooks, flake-compat }: let inherit (nixpkgs) lib; @@ -278,6 +290,49 @@ } ); }; + + pre-commit = builtins.mapAttrs (system: pre-commit-lib: pre-commit-lib.run { + src = self; + hooks = { + no-commit-to-branch = { + enable = true; + settings.branch = ["main"]; + }; + check-case-conflicts.enable = true; + check-executables-have-shebangs = { + enable = true; + stages = [ "commit" ]; + }; + check-shebang-scripts-are-executable = { + enable = true; + stages = [ "commit" ]; + }; + check-symlinks = { + enable = true; + excludes = [ "^tests/functional/lang/symlink-resolution/broken$" ]; + }; + check-merge-conflicts.enable = true; + end-of-file-fixer = { + enable = true; + excludes = [ + "\\.drv$" + "^tests/functional/lang/" + ]; + }; + mixed-line-endings = { + enable = true; + excludes = [ "^tests/functional/lang/" ]; + }; + # TODO: Once the test suite is nicer, clean up and start + # enforcing trailing whitespace on tests that don't explicitly + # check for it. + trim-trailing-whitespace = { + enable = true; + stages = [ "commit" ]; + excludes = [ "^tests/functional/lang/" ]; + }; + }; + }) pre-commit-hooks.lib; }; checks = forAllSystems (system: let @@ -295,6 +350,7 @@ nixpkgsLibTests = self.hydraJobs.tests.nixpkgsLibTests.${system}; rl-next = rl-next-check "rl-next" ./doc/manual/rl-next; rl-next-dev = rl-next-check "rl-next-dev" ./doc/manual/rl-next-dev; + pre-commit = self.hydraJobs.pre-commit.${system}; } // (lib.optionalAttrs (builtins.elem system linux64BitSystems)) { dockerImage = self.hydraJobs.dockerImage.${system}; }); @@ -340,6 +396,7 @@ busybox-sandbox-shell = pkgs.busybox-sandbox-shell or pkgs.default-busybox-sandbox; forDevShell = true; }; + pre-commit = self.hydraJobs.pre-commit.${pkgs.system} or {}; in (nix.override { buildUnreleasedNotes = true; @@ -348,6 +405,7 @@ # Required for clang-tidy checks buildInputs = prev.buildInputs ++ [ pkgs.just ] + ++ lib.optional (pre-commit ? enabledPackages) pre-commit.enabledPackages ++ lib.optionals (stdenv.cc.isClang) [ pkgs.llvmPackages.llvm pkgs.llvmPackages.clang-unwrapped.dev ]; nativeBuildInputs = prev.nativeBuildInputs ++ lib.optional (stdenv.cc.isClang && !stdenv.buildPlatform.isDarwin) pkgs.buildPackages.bear @@ -379,6 +437,8 @@ # Make bash completion work. XDG_DATA_DIRS+=:$out/share + + ${lib.optionalString (pre-commit ? shellHook) pre-commit.shellHook} ''; } // lib.optionalAttrs (stdenv.buildPlatform.isLinux && pkgs.glibcLocales != null) { # Required to make non-NixOS Linux not complain about missing locale files during configure in a dev shell diff --git a/maintainers/build-release-notes.py b/maintainers/build-release-notes.py old mode 100755 new mode 100644 diff --git a/maintainers/release-process.md b/maintainers/release-process.md index db8b064a5..5d68b2861 100644 --- a/maintainers/release-process.md +++ b/maintainers/release-process.md @@ -189,8 +189,7 @@ release: * Bump the version number of the release branch as above (e.g. to `2.12.2`). - + ## Recovering from mistakes `upload-release.pl` should be idempotent. For instance a wrong `IS_LATEST` value can be fixed that way, by running the script on the actual latest release. - diff --git a/meson/run-test.py b/meson/run-test.py index a6551ea7a..3c5baa230 100755 --- a/meson/run-test.py +++ b/meson/run-test.py @@ -84,4 +84,3 @@ except Exception as e: print(f'{name}: INTERNAL ERROR running test ({sys.argv}): {e}', file=sys.stderr) print(f'this is a bug in {name}') sys.exit(99) - diff --git a/misc/systemv/nix-daemon b/misc/systemv/nix-daemon index fea537167..3f2915632 100755 --- a/misc/systemv/nix-daemon +++ b/misc/systemv/nix-daemon @@ -3,20 +3,20 @@ # nix-daemon: Starts the nix package manager daemon # # chkconfig: 345 24 02 -# description: This is a daemon which enable the multi-user mode +# description: This is a daemon which enable the multi-user mode # of the nix package manager. # processname: nix-daemon # pidfile: /var/run/nix/nix-daemon.pid ### BEGIN INIT INFO -# Required-Start: -# Required-Stop: -# Should-Start: -# Should-Stop: +# Required-Start: +# Required-Stop: +# Should-Start: +# Should-Stop: # Default-Start: 3 4 5 # Default-Stop: 0 1 2 6 # Short-Description: Starts the nix daemon -# Description: This is a daemon which enable the multi-user mode +# Description: This is a daemon which enable the multi-user mode # of the nix package manager. ### END INIT INFO diff --git a/src/libexpr/imported-drv-to-derivation.nix b/src/libexpr/imported-drv-to-derivation.nix index eab8b050e..9467e6a22 100644 --- a/src/libexpr/imported-drv-to-derivation.nix +++ b/src/libexpr/imported-drv-to-derivation.nix @@ -15,7 +15,7 @@ let inherit outputName; }; }; - + outputsList = map outputToAttrListElement outputs; - + in (builtins.head outputsList).value diff --git a/src/libstore/build/personality.hh b/src/libstore/build/personality.hh index 91b730fab..5b0a2edcc 100644 --- a/src/libstore/build/personality.hh +++ b/src/libstore/build/personality.hh @@ -8,5 +8,3 @@ namespace nix { void setPersonality(std::string_view system); } - - diff --git a/src/libutil/source-path.hh b/src/libutil/source-path.hh index 03cc998e3..4d4c51062 100644 --- a/src/libutil/source-path.hh +++ b/src/libutil/source-path.hh @@ -144,7 +144,7 @@ struct SourcePath * Resolve any symlinks in this `SourcePath` according to the * given resolution mode. * - * @param mode might only be a temporary solution for this. + * @param mode might only be a temporary solution for this. * See the discussion in https://github.com/NixOS/nix/pull/9985. */ SourcePath resolveSymlinks( diff --git a/src/libutil/thread-pool.cc b/src/libutil/thread-pool.cc index c6ffa75f2..a25769d9b 100644 --- a/src/libutil/thread-pool.cc +++ b/src/libutil/thread-pool.cc @@ -152,5 +152,3 @@ void ThreadPool::doWork(bool mainThread) } } - - diff --git a/tests/functional/ca/build-cache.sh b/tests/functional/ca/build-cache.sh old mode 100644 new mode 100755 index 6a4080fec..9b3b61e87 --- a/tests/functional/ca/build-cache.sh +++ b/tests/functional/ca/build-cache.sh @@ -48,4 +48,4 @@ testRemoteCache () { } clearStore -testRemoteCache \ No newline at end of file +testRemoteCache diff --git a/tests/functional/ca/build-dry.sh b/tests/functional/ca/build-dry.sh index 9a72075ec..7d4406e2f 100644 --- a/tests/functional/ca/build-dry.sh +++ b/tests/functional/ca/build-dry.sh @@ -3,4 +3,3 @@ source common.sh export NIX_TESTS_CA_BY_DEFAULT=1 cd .. && source build-dry.sh - diff --git a/tests/functional/ca/build.sh b/tests/functional/ca/build.sh old mode 100644 new mode 100755 diff --git a/tests/functional/ca/eval-store.sh b/tests/functional/ca/eval-store.sh old mode 100644 new mode 100755 diff --git a/tests/functional/ca/import-derivation.sh b/tests/functional/ca/import-derivation.sh index e98e0fbd0..bc72011f9 100644 --- a/tests/functional/ca/import-derivation.sh +++ b/tests/functional/ca/import-derivation.sh @@ -3,4 +3,3 @@ source common.sh export NIX_TESTS_CA_BY_DEFAULT=1 cd .. && source import-derivation.sh - diff --git a/tests/functional/ca/nix-shell.sh b/tests/functional/ca/nix-shell.sh index 1c5a6639f..d1fbe54d1 100755 --- a/tests/functional/ca/nix-shell.sh +++ b/tests/functional/ca/nix-shell.sh @@ -5,4 +5,3 @@ source common.sh CONTENT_ADDRESSED=true cd .. source ./nix-shell.sh - diff --git a/tests/functional/ca/nondeterministic.nix b/tests/functional/ca/nondeterministic.nix index d6d099a3e..642ec32ae 100644 --- a/tests/functional/ca/nondeterministic.nix +++ b/tests/functional/ca/nondeterministic.nix @@ -32,4 +32,3 @@ rec { ''; }; } - diff --git a/tests/functional/ca/post-hook.sh b/tests/functional/ca/post-hook.sh index 705bde9d4..3a90d2795 100755 --- a/tests/functional/ca/post-hook.sh +++ b/tests/functional/ca/post-hook.sh @@ -7,5 +7,3 @@ requireDaemonNewerThan "2.4pre20210626" export NIX_TESTS_CA_BY_DEFAULT=1 cd .. source ./post-hook.sh - - diff --git a/tests/functional/ca/substitute.sh b/tests/functional/ca/substitute.sh old mode 100644 new mode 100755 diff --git a/tests/functional/dyn-drv/build-built-drv.sh b/tests/functional/dyn-drv/build-built-drv.sh old mode 100644 new mode 100755 diff --git a/tests/functional/dyn-drv/dep-built-drv.sh b/tests/functional/dyn-drv/dep-built-drv.sh old mode 100644 new mode 100755 diff --git a/tests/functional/dyn-drv/eval-outputOf.sh b/tests/functional/dyn-drv/eval-outputOf.sh old mode 100644 new mode 100755 diff --git a/tests/functional/dyn-drv/text-hashed-output.sh b/tests/functional/dyn-drv/text-hashed-output.sh old mode 100644 new mode 100755 diff --git a/tests/functional/fetchClosure.sh b/tests/functional/fetchClosure.sh index a02d1ce7a..618527fa7 100644 --- a/tests/functional/fetchClosure.sh +++ b/tests/functional/fetchClosure.sh @@ -147,4 +147,3 @@ expectStderr 1 nix eval -v --raw --expr " inputAddressed = true; } " | grepQuiet 'error.*The store object referred to by.*fromPath.* at .* is not input-addressed, but .*inputAddressed.* is set to .*true.*' - diff --git a/tests/functional/flakes/circular.sh b/tests/functional/flakes/circular.sh index d3bb8e8a3..14752c3e9 100644 --- a/tests/functional/flakes/circular.sh +++ b/tests/functional/flakes/circular.sh @@ -47,4 +47,3 @@ nix flake update b --flake $flakeA # Test list-inputs with circular dependencies nix flake metadata $flakeA - diff --git a/tests/functional/flakes/follow-paths.sh b/tests/functional/flakes/follow-paths.sh index efc5f95d8..183893bde 100644 --- a/tests/functional/flakes/follow-paths.sh +++ b/tests/functional/flakes/follow-paths.sh @@ -167,7 +167,7 @@ nix flake lock "$flakeFollowsA" 2>&1 | grep "warning: input 'B' has an override # # The message was # error: input 'B/D' follows a non-existent input 'B/C/D' -# +# # Note that for `B` to resolve its follow for `D`, it needs `C/D`, for which it needs to resolve the follow on `C` first. flakeFollowsOverloadA="$TEST_ROOT/follows/overload/flakeA" flakeFollowsOverloadB="$TEST_ROOT/follows/overload/flakeA/flakeB" diff --git a/tests/functional/flakes/run.sh b/tests/functional/flakes/run.sh index 9fa51d1c7..10595ea12 100644 --- a/tests/functional/flakes/run.sh +++ b/tests/functional/flakes/run.sh @@ -26,4 +26,3 @@ nix run --no-write-lock-file .#pkgAsPkg ! nix run --no-write-lock-file .#appAsPkg || fail "elements of 'apps' should be of type 'app'" clearStore - diff --git a/tests/functional/fmt.simple.sh b/tests/functional/fmt.simple.sh index 4c8c67ebb..03109a655 100755 --- a/tests/functional/fmt.simple.sh +++ b/tests/functional/fmt.simple.sh @@ -1 +1,3 @@ +#!/usr/bin/env bash + echo Formatting: "${@}" diff --git a/tests/functional/function-trace.sh b/tests/functional/function-trace.sh index bd804bf18..71f18b67f 100755 --- a/tests/functional/function-trace.sh +++ b/tests/functional/function-trace.sh @@ -1,3 +1,5 @@ +#!/usr/bin/env bash + source common.sh set +x diff --git a/tests/functional/hash-check.nix b/tests/functional/hash-check.nix index 4a8e9b8a8..f029f0cc9 100644 --- a/tests/functional/hash-check.nix +++ b/tests/functional/hash-check.nix @@ -26,4 +26,4 @@ let { inherit input2; }; -} \ No newline at end of file +} diff --git a/tests/functional/init.sh b/tests/functional/init.sh index d697b1a30..f5a04f62e 100755 --- a/tests/functional/init.sh +++ b/tests/functional/init.sh @@ -1,3 +1,5 @@ +#!/usr/bin/env bash + # Don't start the daemon source common/vars-and-functions.sh diff --git a/tests/functional/lang.sh b/tests/functional/lang.sh index 12df32c87..94c00bad0 100755 --- a/tests/functional/lang.sh +++ b/tests/functional/lang.sh @@ -1,3 +1,5 @@ +#!/usr/bin/env bash + source common.sh set -o pipefail diff --git a/tests/functional/linux-sandbox-cert-test.nix b/tests/functional/linux-sandbox-cert-test.nix index 2fc083ea9..fe36baf6b 100644 --- a/tests/functional/linux-sandbox-cert-test.nix +++ b/tests/functional/linux-sandbox-cert-test.nix @@ -27,4 +27,3 @@ mkDerivation ( normal = { }; }.${mode} ) - diff --git a/tests/functional/nar-access.nix b/tests/functional/nar-access.nix index 0e2a7f721..9948abe59 100644 --- a/tests/functional/nar-access.nix +++ b/tests/functional/nar-access.nix @@ -20,4 +20,4 @@ asdom 12398 EOF ''; }; -} \ No newline at end of file +} diff --git a/tests/functional/nix-channel.sh b/tests/functional/nix-channel.sh index b5d935004..c60c7c412 100644 --- a/tests/functional/nix-channel.sh +++ b/tests/functional/nix-channel.sh @@ -63,4 +63,3 @@ grepQuiet 'item.*attrPath="foo".*name="dependencies-top"' $TEST_ROOT/meta.xml # Do an install. nix-env -i dependencies-top [ -e $TEST_HOME/.nix-profile/foobar ] - diff --git a/tests/functional/read-only-store.sh b/tests/functional/read-only-store.sh index d63920c19..f3791ad59 100644 --- a/tests/functional/read-only-store.sh +++ b/tests/functional/read-only-store.sh @@ -9,7 +9,7 @@ clearStore happy () { # We can do a read-only query just fine with a read-only store nix --store local?read-only=true path-info $dummyPath - + # We can "write" an already-present store-path a read-only store, because no IO is actually required nix-store --store local?read-only=true --add dummy } diff --git a/tests/functional/repl_characterization/data/basic.ast b/tests/functional/repl_characterization/data/basic.ast index af70e149b..bdb445c9a 100644 --- a/tests/functional/repl_characterization/data/basic.ast +++ b/tests/functional/repl_characterization/data/basic.ast @@ -14,4 +14,3 @@ Commentary "the blank below should be chomped" Command "command three" Commentary "" Output "meow output" -Output "" diff --git a/tests/functional/repl_characterization/data/basic.test b/tests/functional/repl_characterization/data/basic.test index d62bacbbc..ae5812a2d 100644 --- a/tests/functional/repl_characterization/data/basic.test +++ b/tests/functional/repl_characterization/data/basic.test @@ -14,4 +14,3 @@ the blank below should be chomped nix-repl> command three meow output - diff --git a/tests/functional/shell.shebang.nix b/tests/functional/shell.shebang.nix index 08e43d53c..00124255b 100755 --- a/tests/functional/shell.shebang.nix +++ b/tests/functional/shell.shebang.nix @@ -1,6 +1,6 @@ #! @ENV_PROG@ nix-shell #! nix-shell -I nixpkgs=shell.nix --no-substitute -#! nix-shell --argstr s1 'foo "bar" \baz'"'"'qux' --argstr s2 "foo 'bar' \"\baz" --argstr s3 \foo\ bar\'baz --argstr s4 '' +#! nix-shell --argstr s1 'foo "bar" \baz'"'"'qux' --argstr s2 "foo 'bar' \"\baz" --argstr s3 \foo\ bar\'baz --argstr s4 '' #! nix-shell shell.shebang.nix --command true { s1, s2, s3, s4 }: assert s1 == ''foo "bar" \baz'qux''; diff --git a/tests/functional/shell.shebang.rb b/tests/functional/shell.shebang.rb old mode 100644 new mode 100755 diff --git a/tests/functional/simple.builder.sh b/tests/functional/simple.builder.sh index 569e8ca88..4dbc77702 100644 --- a/tests/functional/simple.builder.sh +++ b/tests/functional/simple.builder.sh @@ -8,4 +8,4 @@ export PATH=$goodPath mkdir $out -echo "Hello World!" > $out/hello \ No newline at end of file +echo "Hello World!" > $out/hello diff --git a/tests/nixos/default.nix b/tests/nixos/default.nix index fcc83b842..547290188 100644 --- a/tests/nixos/default.nix +++ b/tests/nixos/default.nix @@ -109,7 +109,7 @@ in nix.package = lib.mkForce pkgs.nixVersions.nix_2_13; }; }; - + # TODO: (nixpkgs update) remoteBuildsSshNg_remote_2_18 = ... # Test our Nix as a builder for clients that are older diff --git a/tests/nixos/fetch-git/testsupport/gitea-repo.nix b/tests/nixos/fetch-git/testsupport/gitea-repo.nix index 916552bb2..77876d369 100644 --- a/tests/nixos/fetch-git/testsupport/gitea-repo.nix +++ b/tests/nixos/fetch-git/testsupport/gitea-repo.nix @@ -48,4 +48,4 @@ in """) ''; }; -} \ No newline at end of file +} diff --git a/tests/unit/libutil/chunked-vector.cc b/tests/unit/libutil/chunked-vector.cc index 868d11f6f..4feed568b 100644 --- a/tests/unit/libutil/chunked-vector.cc +++ b/tests/unit/libutil/chunked-vector.cc @@ -51,4 +51,3 @@ namespace nix { } } - diff --git a/tests/unit/libutil/git.cc b/tests/unit/libutil/git.cc index 5b5715fc2..e9048278a 100644 --- a/tests/unit/libutil/git.cc +++ b/tests/unit/libutil/git.cc @@ -30,4 +30,3 @@ namespace nix { ASSERT_EQ(res->reference, "refs/head/main"); } } - diff --git a/tests/unit/libutil/references.cc b/tests/unit/libutil/references.cc index a517d9aa1..be2b59051 100644 --- a/tests/unit/libutil/references.cc +++ b/tests/unit/libutil/references.cc @@ -43,4 +43,3 @@ INSTANTIATE_TEST_CASE_P( ); } -