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Diffstat (limited to 'doc/manual/src/command-ref/env-common.md')
| -rw-r--r-- | doc/manual/src/command-ref/env-common.md | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/doc/manual/src/command-ref/env-common.md b/doc/manual/src/command-ref/env-common.md index 6e2403461..3f3eb6915 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-shell`. It can have the values `pure` or `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 |