docs: Refer to the glossary with @docroot@ instead of ..

These unweildy relative paths probably predate the `@docroot@`
mechanism.

doc/manual/src/architecture/architecture.md

@@ -69,7 +69,7 @@ It can also execute build plans to produce new data, which are made available to
 A build plan itself is a series of *build tasks*, together with their build inputs.
 
 > **Important**
-> A build task in Nix is called [derivation](../glossary.md#gloss-derivation).
+> A build task in Nix is called [derivation](@docroot@/glossary.md#gloss-derivation).
 
 Each build task has a special build input executed as *build instructions* in order to perform the build.
 The result of a build task can be input to another build task.

doc/manual/src/command-ref/nix-build.md

@@ -41,7 +41,7 @@ expression to a low-level [store derivation]) and [`nix-store
 --realise`](@docroot@/command-ref/nix-store/realise.md) (to build the store
 derivation).
 
-[store derivation]: ../glossary.md#gloss-store-derivation
+[store derivation]: @docroot@/glossary.md#gloss-store-derivation
 
 > **Warning**
 >

doc/manual/src/command-ref/nix-copy-closure.md

@@ -49,7 +49,7 @@ authentication, you can avoid typing the passphrase with `ssh-agent`.
   - `--include-outputs`\
     Also copy the outputs of [store derivation]s included in the closure.
 
-    [store derivation]: ../glossary.md#gloss-store-derivation
+    [store derivation]: @docroot@/glossary.md#gloss-store-derivation
 
   - `--use-substitutes` / `-s`\
     Attempt to download missing paths on the target machine using Nix’s

doc/manual/src/command-ref/nix-instantiate.md

@@ -23,7 +23,7 @@ It evaluates the Nix expressions in each of *files* (which defaults to
 derivation, a list of derivations, or a set of derivations. The paths
 of the resulting store derivations are printed on standard output.
 
-[store derivation]: ../glossary.md#gloss-store-derivation
+[store derivation]: @docroot@/glossary.md#gloss-store-derivation
 
 If *files* is the character `-`, then a Nix expression will be read from
 standard input.

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

@@ -40,12 +40,12 @@ symlink.
     derivations *paths*. These are the paths that will be produced when
     the derivation is built.
 
-    [output paths]: ../../glossary.md#gloss-output-path
+    [output paths]: @docroot@/glossary.md#gloss-output-path
 
   - `--requisites`; `-R`\
     Prints out the [closure] of the store path *paths*.
 
-    [closure]: ../../glossary.md#gloss-closure
+    [closure]: @docroot@/glossary.md#gloss-closure
 
     This query has one option:
 
@@ -66,7 +66,7 @@ symlink.
     *paths*, that is, their immediate dependencies. (For *all*
     dependencies, use `--requisites`.)
 
-    [references]: ../../glossary.md#gloss-reference
+    [references]: @docroot@/glossary.md#gloss-reference
 
   - `--referrers`\
     Prints the set of *referrers* of the store paths *paths*, that is,
@@ -90,7 +90,7 @@ symlink.
     example when *paths* were substituted from a binary cache.
     Use `--valid-derivers` instead to obtain valid paths only.
 
-    [deriver]: ../../glossary.md#gloss-deriver
+    [deriver]: @docroot@/glossary.md#gloss-deriver
 
   - `--valid-derivers`\
     Prints a set of derivation files (`.drv`) which are supposed produce

doc/manual/src/language/advanced-attributes.md

@@ -303,7 +303,7 @@ Derivations can declare some infrequently used optional attributes.
     [`disallowedReferences`](#adv-attr-disallowedReferences) and [`disallowedRequisites`](#adv-attr-disallowedRequisites),
     the following attributes are available:
 
-    - `maxSize` defines the maximum size of the resulting [store object](../glossary.md#gloss-store-object).
+    - `maxSize` defines the maximum size of the resulting [store object](@docroot@/glossary.md#gloss-store-object).
     - `maxClosureSize` defines the maximum size of the output's closure.
     - `ignoreSelfRefs` controls whether self-references should be considered when
       checking for allowed references/requisites.

doc/manual/src/language/operators.md

@@ -128,8 +128,8 @@ The result is a string.
 > The file or directory at *path* must exist and is copied to the [store].
 > The path appears in the result as the corresponding [store path].
 
-[store path]: ../glossary.md#gloss-store-path
+[store path]: @docroot@/glossary.md#gloss-store-path
-[store]: ../glossary.md#gloss-store
+[store]: @docroot@/glossary.md#gloss-store
 
 [String and path concatenation]: #string-and-path-concatenation
 

doc/manual/src/language/string-interpolation.md

@@ -20,7 +20,7 @@ Rather than writing
 
 (where `freetype` is a [derivation]), you can instead write
 
-[derivation]: ../glossary.md#gloss-derivation
+[derivation]: @docroot@/glossary.md#gloss-derivation
 
 ```nix
 "--with-freetype2-library=${freetype}/lib"
@@ -107,9 +107,9 @@ An expression that is interpolated must evaluate to one of the following:
 
 A string interpolates to itself.
 
-A path in an interpolated expression is first copied into the Nix store, and the resulting string is the [store path] of the newly created [store object](../glossary.md#gloss-store-object).
+A path in an interpolated expression is first copied into the Nix store, and the resulting string is the [store path] of the newly created [store object](@docroot@/glossary.md#gloss-store-object).
 
-[store path]: ../glossary.md#gloss-store-path
+[store path]: @docroot@/glossary.md#gloss-store-path
 
 > **Example**
 >

doc/manual/src/language/values.md

@@ -113,7 +113,7 @@
   For example, assume you used a file path in an interpolated string during a `nix repl` session.
   Later in the same session, after having changed the file contents, evaluating the interpolated string with the file path again might not return a new [store path], since Nix might not re-read the file contents.
 
-  [store path]: ../glossary.md#gloss-store-path
+  [store path]: @docroot@/glossary.md#gloss-store-path
 
   Paths can include [string interpolation] and can themselves be [interpolated in other expressions].
 

doc/manual/src/release-notes/rl-2.15.md

@@ -11,7 +11,7 @@
   As the choice of hash formats is no longer binary, the `--base16` flag is also added
   to explicitly specify the Base16 format, which is still the default.
 
-* The special handling of an [installable](../command-ref/new-cli/nix.md#installables) with `.drv` suffix being interpreted as all of the given [store derivation](../glossary.md#gloss-store-derivation)'s output paths is removed, and instead taken as the literal store path that it represents.
+* The special handling of an [installable](../command-ref/new-cli/nix.md#installables) with `.drv` suffix being interpreted as all of the given [store derivation](@docroot@/glossary.md#gloss-store-derivation)'s output paths is removed, and instead taken as the literal store path that it represents.
 
   The new `^` syntax for store paths introduced in Nix 2.13 allows explicitly referencing output paths of a derivation.
   Using this is better and more clear than relying on the now-removed `.drv` special handling.

src/libcmd/command.cc

@@ -148,7 +148,7 @@ MixOperateOnOptions::MixOperateOnOptions()
 {
     addFlag({
         .longName = "derivation",
-        .description = "Operate on the [store derivation](../../glossary.md#gloss-store-derivation) rather than its outputs.",
+        .description = "Operate on the [store derivation](@docroot@/glossary.md#gloss-store-derivation) rather than its outputs.",
         .category = installablesCategory,
         .handler = {&operateOn, OperateOn::Derivation},
     });

src/nix/nix.md

@@ -229,7 +229,7 @@ operate are determined as follows:
   Note that a [store derivation] (given by its `.drv` file store path) doesn't have
   any attributes like `meta`, and thus this case doesn't apply to it.
 
-  [store derivation]: ../../glossary.md#gloss-store-derivation
+  [store derivation]: @docroot@/glossary.md#gloss-store-derivation
 
 * Otherwise, Nix will use all outputs of the derivation.
 

src/nix/path-info.md

@@ -70,7 +70,7 @@ R""(
 
 * Print the path of the [store derivation] produced by `nixpkgs#hello`:
 
-  [store derivation]: ../../glossary.md#gloss-store-derivation
+  [store derivation]: @docroot@/glossary.md#gloss-store-derivation
 
   ```console
   # nix path-info --derivation nixpkgs#hello

src/nix/store-copy-log.md

@@ -20,7 +20,7 @@ R""(
 
 * To copy the log for a specific [store derivation] via SSH:
 
-  [store derivation]: ../../glossary.md#gloss-store-derivation
+  [store derivation]: @docroot@/glossary.md#gloss-store-derivation
 
   ```console
   # nix store copy-log --to ssh-ng://machine /nix/store/ilgm50plpmcgjhcp33z6n4qbnpqfhxym-glibc-2.33-59.drv