diff options
Diffstat (limited to 'doc/manual/src/command-ref')
| -rw-r--r-- | doc/manual/src/command-ref/env-common.md | 30 | ||||
| -rw-r--r-- | doc/manual/src/command-ref/nix-build.md | 6 | ||||
| -rw-r--r-- | doc/manual/src/command-ref/opt-common.md | 42 |
3 files changed, 39 insertions, 39 deletions
diff --git a/doc/manual/src/command-ref/env-common.md b/doc/manual/src/command-ref/env-common.md index 6e2403461..ab048074a 100644 --- a/doc/manual/src/command-ref/env-common.md +++ b/doc/manual/src/command-ref/env-common.md @@ -2,11 +2,11 @@ Most Nix commands interpret the following environment variables: - - `IN_NIX_SHELL`\ + - [`IN_NIX_SHELL`]{#env-IN_NIX_SHELL}\ Indicator that tells if the current environment was set up by `nix-shell`. Since Nix 2.0 the values are `"pure"` and `"impure"` - - `NIX_PATH`\ + - [`NIX_PATH`]{#env-NIX_PATH}\ A colon-separated list of directories used to look up Nix expressions enclosed in angle brackets (i.e., `<path>`). For instance, the value @@ -44,7 +44,7 @@ Most Nix commands interpret the following environment variables: The Nix search path can also be extended using the `-I` option to many Nix commands, which takes precedence over `NIX_PATH`. - - `NIX_IGNORE_SYMLINK_STORE`\ + - [`NIX_IGNORE_SYMLINK_STORE`]{#env-NIX_IGNORE_SYMLINK_STORE}\ Normally, the Nix store directory (typically `/nix/store`) is not allowed to contain any symlink components. This is to prevent “impure” builds. Builders sometimes “canonicalise” paths by @@ -66,41 +66,41 @@ Most Nix commands interpret the following environment variables: Consult the mount 8 manual page for details. - - `NIX_STORE_DIR`\ + - [`NIX_STORE_DIR`]{#env-NIX_STORE_DIR}\ Overrides the location of the Nix store (default `prefix/store`). - - `NIX_DATA_DIR`\ + - [`NIX_DATA_DIR`]{#env-NIX_DATA_DIR}\ Overrides the location of the Nix static data directory (default `prefix/share`). - - `NIX_LOG_DIR`\ + - [`NIX_LOG_DIR`]{#env-NIX_LOG_DIR}\ Overrides the location of the Nix log directory (default `prefix/var/log/nix`). - - `NIX_STATE_DIR`\ + - [`NIX_STATE_DIR`]{#env-NIX_STATE_DIR}\ Overrides the location of the Nix state directory (default `prefix/var/nix`). - - `NIX_CONF_DIR`\ + - [`NIX_CONF_DIR`]{#env-NIX_CONF_DIR}\ Overrides the location of the system Nix configuration directory (default `prefix/etc/nix`). - - `NIX_CONFIG`\ + - [`NIX_CONFIG`]{#env-NIX_CONFIG}\ Applies settings from Nix configuration from the environment. The content is treated as if it was read from a Nix configuration file. Settings are separated by the newline character. - - `NIX_USER_CONF_FILES`\ + - [`NIX_USER_CONF_FILES`]{#env-NIX_USER_CONF_FILES}\ Overrides the location of the user Nix configuration files to load from (defaults to the XDG spec locations). The variable is treated as a list separated by the `:` token. - - `TMPDIR`\ + - [`TMPDIR`]{#env-TMPDIR}\ Use the specified directory to store temporary files. In particular, this includes temporary build directories; these can take up substantial amounts of disk space. The default is `/tmp`. - - `NIX_REMOTE`\ + - [`NIX_REMOTE`]{#env-NIX_REMOTE}\ This variable should be set to `daemon` if you want to use the Nix daemon to execute Nix operations. This is necessary in [multi-user Nix installations](../installation/multi-user.md). If the Nix @@ -108,16 +108,16 @@ Most Nix commands interpret the following environment variables: should be set to `unix://path/to/socket`. Otherwise, it should be left unset. - - `NIX_SHOW_STATS`\ + - [`NIX_SHOW_STATS`]{#env-NIX_SHOW_STATS}\ If set to `1`, Nix will print some evaluation statistics, such as the number of values allocated. - - `NIX_COUNT_CALLS`\ + - [`NIX_COUNT_CALLS`]{#env-NIX_COUNT_CALLS}\ If set to `1`, Nix will print how often functions were called during Nix expression evaluation. This is useful for profiling your Nix expressions. - - `GC_INITIAL_HEAP_SIZE`\ + - [`GC_INITIAL_HEAP_SIZE`]{#env-GC_INITIAL_HEAP_SIZE}\ If Nix has been configured to use the Boehm garbage collector, this variable sets the initial size of the heap in bytes. It defaults to 384 MiB. Setting it to a low value reduces memory consumption, but diff --git a/doc/manual/src/command-ref/nix-build.md b/doc/manual/src/command-ref/nix-build.md index 43de7a6e6..aacb32a25 100644 --- a/doc/manual/src/command-ref/nix-build.md +++ b/doc/manual/src/command-ref/nix-build.md @@ -47,16 +47,16 @@ All options not listed here are passed to `nix-store --realise`, except for `--arg` and `--attr` / `-A` which are passed to `nix-instantiate`. - - `--no-out-link`\ + - [`--no-out-link`]{#opt-no-out-link}\ Do not create a symlink to the output path. Note that as a result the output does not become a root of the garbage collector, and so might be deleted by `nix-store --gc`. - - `--dry-run`\ + - [`--dry-run`]{#opt-dry-run}\ Show what store paths would be built or downloaded. - - `--out-link` / `-o` *outlink*\ + - [`--out-link`]{#opt-out-link} / `-o` *outlink*\ Change the name of the symlink to the output path created from `result` to *outlink*. diff --git a/doc/manual/src/command-ref/opt-common.md b/doc/manual/src/command-ref/opt-common.md index 7ee1a26bc..51d7de18a 100644 --- a/doc/manual/src/command-ref/opt-common.md +++ b/doc/manual/src/command-ref/opt-common.md @@ -2,13 +2,13 @@ Most Nix commands accept the following command-line options: - - `--help`\ + - [`--help`]{#opt-help}\ Prints out a summary of the command syntax and exits. - - `--version`\ + - [`--version`]{#opt-version}\ Prints out the Nix version number on standard output and exits. - - `--verbose` / `-v`\ + - [`--verbose`]{#opt-verbose} / `-v`\ Increases the level of verbosity of diagnostic messages printed on standard error. For each Nix operation, the information printed on standard output is well-defined; any diagnostic information is @@ -37,14 +37,14 @@ Most Nix commands accept the following command-line options: - 5\ “Vomit”: print vast amounts of debug information. - - `--quiet`\ + - [`--quiet`]{#opt-quiet}\ Decreases the level of verbosity of diagnostic messages printed on standard error. This is the inverse option to `-v` / `--verbose`. This option may be specified repeatedly. See the previous verbosity levels list. - - `--log-format` *format*\ + - [`--log-format`]{#opt-log-format} *format*\ This option can be used to change the output of the log format, with *format* being one of: @@ -66,14 +66,14 @@ Most Nix commands accept the following command-line options: - bar-with-logs\ Display the raw logs, with the progress bar at the bottom. - - `--no-build-output` / `-Q`\ + - [`--no-build-output`]{#opt-no-build-output} / `-Q`\ By default, output written by builders to standard output and standard error is echoed to the Nix command's standard error. This option suppresses this behaviour. Note that the builder's standard output and error are always written to a log file in `prefix/nix/var/log/nix`. - - `--max-jobs` / `-j` *number*\ + - [`--max-jobs`]{#opt-max-jobs} / `-j` *number*\ Sets the maximum number of build jobs that Nix will perform in parallel to the specified number. Specify `auto` to use the number of CPUs in the system. The default is specified by the `max-jobs` @@ -83,7 +83,7 @@ Most Nix commands accept the following command-line options: Setting it to `0` disallows building on the local machine, which is useful when you want builds to happen only on remote builders. - - `--cores`\ + - [`--cores`]{#opt-cores}\ Sets the value of the `NIX_BUILD_CORES` environment variable in the invocation of builders. Builders can use this variable at their discretion to control the maximum amount of parallelism. For @@ -94,18 +94,18 @@ Most Nix commands accept the following command-line options: means that the builder should use all available CPU cores in the system. - - `--max-silent-time`\ + - [`--max-silent-time`]{#opt-max-silent-time}\ Sets the maximum number of seconds that a builder can go without producing any data on standard output or standard error. The default is specified by the `max-silent-time` configuration setting. `0` means no time-out. - - `--timeout`\ + - [`--timeout`]{#opt-timeout}\ Sets the maximum number of seconds that a builder can run. The default is specified by the `timeout` configuration setting. `0` means no timeout. - - `--keep-going` / `-k`\ + - [`--keep-going`]{#opt-keep-going} / `-k`\ Keep going in case of failed builds, to the greatest extent possible. That is, if building an input of some derivation fails, Nix will still build the other inputs, but not the derivation @@ -113,13 +113,13 @@ Most Nix commands accept the following command-line options: for builds of substitutes), possibly killing builds in progress (in case of parallel or distributed builds). - - `--keep-failed` / `-K`\ + - [`--keep-failed`]{#opt-keep-failed} / `-K`\ Specifies that in case of a build failure, the temporary directory (usually in `/tmp`) in which the build takes place should not be deleted. The path of the build directory is printed as an informational message. - - `--fallback`\ + - [`--fallback`]{#opt-fallback}\ Whenever Nix attempts to build a derivation for which substitutes are known for each output path, but realising the output paths through the substitutes fails, fall back on building the derivation. @@ -134,12 +134,12 @@ Most Nix commands accept the following command-line options: failure in obtaining the substitutes to lead to a full build from source (with the related consumption of resources). - - `--readonly-mode`\ + - [`--readonly-mode`]{#opt-readonly-mode}\ When this option is used, no attempt is made to open the Nix database. Most Nix operations do need database access, so those operations will fail. - - `--arg` *name* *value*\ + - [`--arg`]{#opt-arg} *name* *value*\ This option is accepted by `nix-env`, `nix-instantiate`, `nix-shell` and `nix-build`. When evaluating Nix expressions, the expression evaluator will automatically try to call functions that @@ -170,13 +170,13 @@ Most Nix commands accept the following command-line options: since the argument is a Nix string literal, you have to escape the quotes.) - - `--argstr` *name* *value*\ + - [`--argstr`]{#opt-argstr} *name* *value*\ This option is like `--arg`, only the value is not a Nix expression but a string. So instead of `--arg system \"i686-linux\"` (the outer quotes are to keep the shell happy) you can say `--argstr system i686-linux`. - - `--attr` / `-A` *attrPath*\ + - [`--attr`]{#opt-attr} / `-A` *attrPath*\ Select an attribute from the top-level Nix expression being evaluated. (`nix-env`, `nix-instantiate`, `nix-build` and `nix-shell` only.) The *attribute path* *attrPath* is a sequence @@ -191,7 +191,7 @@ Most Nix commands accept the following command-line options: attribute of the fourth element of the array in the `foo` attribute of the top-level expression. - - `--expr` / `-E`\ + - [`--expr`]{#opt-expr} / `-E`\ Interpret the command line arguments as a list of Nix expressions to be parsed and evaluated, rather than as a list of file names of Nix expressions. (`nix-instantiate`, `nix-build` and `nix-shell` only.) @@ -202,17 +202,17 @@ Most Nix commands accept the following command-line options: use, give your expression to the `nix-shell -p` convenience flag instead. - - `-I` *path*\ + - [`-I`]{#opt-I} *path*\ Add a path to the Nix expression search path. This option may be given multiple times. See the `NIX_PATH` environment variable for information on the semantics of the Nix search path. Paths added through `-I` take precedence over `NIX_PATH`. - - `--option` *name* *value*\ + - [`--option`]{#opt-option} *name* *value*\ Set the Nix configuration option *name* to *value*. This overrides settings in the Nix configuration file (see nix.conf5). - - `--repair`\ + - [`--repair`]{#opt-repair}\ Fix corrupted or missing store paths by redownloading or rebuilding them. Note that this is slow because it requires computing a cryptographic hash of the contents of every path in the closure of |