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-rw-r--r--doc/manual/nix-store.xml18
-rw-r--r--doc/manual/release-notes.xml2
-rwxr-xr-xscripts/generate-patches.pl.in14
-rw-r--r--src/libstore/build.hh5
-rw-r--r--src/libstore/gc.cc4
-rw-r--r--src/libstore/misc.cc2
-rw-r--r--src/libstore/store.cc64
-rw-r--r--src/libstore/store.hh4
-rw-r--r--src/nix-store/help.txt4
-rw-r--r--src/nix-store/main.cc16
-rw-r--r--tests/dependencies.sh4
11 files changed, 69 insertions, 68 deletions
diff --git a/doc/manual/nix-store.xml b/doc/manual/nix-store.xml
index 18df029b5670..cd7de90fd687 100644
--- a/doc/manual/nix-store.xml
+++ b/doc/manual/nix-store.xml
@@ -292,8 +292,8 @@ $ nix-store --gc</screen>
     <arg choice='plain'><option>--requisites</option></arg>
     <arg choice='plain'><option>-R</option></arg>
     <arg choice='plain'><option>--references</option></arg>
-    <arg choice='plain'><option>--referers</option></arg>
-    <arg choice='plain'><option>--referers-closure</option></arg>
+    <arg choice='plain'><option>--referrers</option></arg>
+    <arg choice='plain'><option>--referrers-closure</option></arg>
     <arg choice='plain'><option>--deriver</option></arg>
     <arg choice='plain'><option>--deriver</option></arg>
     <arg choice='plain'><option>--graph</option></arg>
@@ -411,21 +411,21 @@ query is applied to the target of the symlink.</para>
 
   </varlistentry>
   
-  <varlistentry><term><option>--referers</option></term>
+  <varlistentry><term><option>--referrers</option></term>
   
-    <listitem><para>Prints the set of <emphasis>referers</emphasis> of
+    <listitem><para>Prints the set of <emphasis>referrers</emphasis> of
     the store paths <replaceable>paths</replaceable>, that is, the
     store paths currently existing in the Nix store that refer to one
     of <replaceable>paths</replaceable>.  Note that contrary to the
-    references, the set of referers is not constant; it can change as
+    references, the set of referrers is not constant; it can change as
     store paths are added or removed.</para></listitem>
 
   </varlistentry>
   
-  <varlistentry><term><option>--referers-closure</option></term>
+  <varlistentry><term><option>--referrers-closure</option></term>
   
     <listitem><para>Prints the closure of the set of store paths
-    <replaceable>paths</replaceable> under the referers relation; that
+    <replaceable>paths</replaceable> under the referrers relation; that
     is, all store paths that directly or indirectly refer to one of
     <replaceable>paths</replaceable>.  These are all the path currently
     in the Nix store that are dependent on
@@ -536,7 +536,7 @@ $ nix-store -q --tree $(nix-store -qd $(which svn))
 <command>svn</command>:
 
 <screen>
-$ nix-store -q --referers $(nix-store -q --binding openssl $(nix-store -qd $(which svn)))
+$ nix-store -q --referrers $(nix-store -q --binding openssl $(nix-store -qd $(which svn)))
 /nix/store/23ny9l9wixx21632y2wi4p585qhva1q8-sylpheed-1.0.0
 /nix/store/5mbglq5ldqld8sj57273aljwkfvj22mc-subversion-1.1.4
 /nix/store/dpmvp969yhdqs7lm2r1a3gng7pyq6vy4-subversion-1.1.3
@@ -548,7 +548,7 @@ $ nix-store -q --referers $(nix-store -q --binding openssl $(nix-store -qd $(whi
 (C library) used by <command>svn</command>:
 
 <screen>
-$ nix-store -q --referers-closure $(ldd $(which svn) | grep /libc.so | awk '{print $3}')
+$ nix-store -q --referrers-closure $(ldd $(which svn) | grep /libc.so | awk '{print $3}')
 /nix/store/034a6h4vpz9kds5r6kzb9lhh81mscw43-libgnomeprintui-2.8.2
 /nix/store/15l3yi0d45prm7a82pcrknxdh6nzmxza-gawk-3.1.4
 <replaceable>...</replaceable></screen>
diff --git a/doc/manual/release-notes.xml b/doc/manual/release-notes.xml
index 707b590a7da3..8a8a7168023e 100644
--- a/doc/manual/release-notes.xml
+++ b/doc/manual/release-notes.xml
@@ -236,7 +236,7 @@ $ nix-store -q --tree $(nix-store -qd $(which firefox))</screen>
   certain Glibc:
 
   <screen>
-$ nix-store -q --referers-closure \
+$ nix-store -q --referrers-closure \
     /nix/store/8lz9yc6zgmc0vlqmn2ipcpkjlmbi51vv-glibc-2.3.4</screen>
 
   </para>
diff --git a/scripts/generate-patches.pl.in b/scripts/generate-patches.pl.in
index 5dfacd896811..bdb6d513c27a 100755
--- a/scripts/generate-patches.pl.in
+++ b/scripts/generate-patches.pl.in
@@ -1,4 +1,4 @@
-#! @perl@ -w -I@libexecdir@/nix
+>#! @perl@ -w -I@libexecdir@/nix
 
 use strict;
 use POSIX qw(tmpnam);
@@ -140,19 +140,19 @@ sub computeUses {
 
 #    print "  DERIVER $deriver\n";
 
-    # Optimisation: build the referers graph from the references
+    # Optimisation: build the referrers graph from the references
     # graph.
-    my %referers;
+    my %referrers;
     foreach my $q (keys %{$narFiles}) {
         my @refs = split " ", @{$$narFiles{$q}}[0]->{references};
         foreach my $r (@refs) {
-            $referers{$r} = [] unless defined $referers{$r};
-            push @{$referers{$r}}, $q;
+            $referrers{$r} = [] unless defined $referrers{$r};
+            push @{$referrers{$r}}, $q;
         }
     }
 
     # Determine the shortest path from $deriver to all other reachable
-    # paths in the `referers' graph.
+    # paths in the `referrers' graph.
 
     my %dist;
     $dist{$deriver} = 0;
@@ -164,7 +164,7 @@ sub computeUses {
         my $p = $queue[$pos];
         $pos++;
 
-        foreach my $q (@{$referers{$p}}) {
+        foreach my $q (@{$referrers{$p}}) {
             if (!defined $dist{$q}) {
                 $dist{$q} = $dist{$p} + 1;
 #                print "    $q $dist{$q}\n";
diff --git a/src/libstore/build.hh b/src/libstore/build.hh
index 45997ebb24d0..9e3d365e989a 100644
--- a/src/libstore/build.hh
+++ b/src/libstore/build.hh
@@ -23,8 +23,9 @@ Derivation derivationFromPath(const Path & drvPath);
    closure of `storePath'; that is, all paths than can be directly or
    indirectly reached from it.  `paths' is not cleared.  If
    `flipDirection' is true, the set of paths that can reach
-   `storePath' is returned; that is, the closures under the `referers'
-   relation instead of the `references' relation is returned. */
+   `storePath' is returned; that is, the closures under the
+   `referrers' relation instead of the `references' relation is
+   returned. */
 void computeFSClosure(const Path & storePath,
     PathSet & paths, bool flipDirection = false);
 
diff --git a/src/libstore/gc.cc b/src/libstore/gc.cc
index 634c610263b0..bdaf2946ca58 100644
--- a/src/libstore/gc.cc
+++ b/src/libstore/gc.cc
@@ -401,8 +401,8 @@ void collectGarbage(GCAction action, PathSet & result)
     for (Paths::iterator i = storePaths.begin(); i != storePaths.end(); ++i)
         storePaths2.insert(canonPath(nixStore + "/" + *i));
 
-    /* Topologically sort them under the `referers' relation.  That
-       is, a < b iff a is in referers(b).  This gives us the order in
+    /* Topologically sort them under the `referrers' relation.  That
+       is, a < b iff a is in referrers(b).  This gives us the order in
        which things can be deleted safely. */
     /* !!! when we have multiple output paths per derivation, this
        will not work anymore because we get cycles. */
diff --git a/src/libstore/misc.cc b/src/libstore/misc.cc
index f3cc98bf4e2a..33efe8bebc98 100644
--- a/src/libstore/misc.cc
+++ b/src/libstore/misc.cc
@@ -19,7 +19,7 @@ void computeFSClosure(const Path & storePath,
 
     PathSet references;
     if (flipDirection)
-        queryReferers(noTxn, storePath, references);
+        queryReferrers(noTxn, storePath, references);
     else
         queryReferences(noTxn, storePath, references);
 
diff --git a/src/libstore/store.cc b/src/libstore/store.cc
index db12ba2d537b..48f09fefe144 100644
--- a/src/libstore/store.cc
+++ b/src/libstore/store.cc
@@ -309,7 +309,7 @@ static string stripPrefix(const string & prefix, const string & s)
 }
 
 
-static PathSet getReferers(const Transaction & txn, const Path & storePath)
+static PathSet getReferrers(const Transaction & txn, const Path & storePath)
 {
     PathSet referrers;
     Strings keys;
@@ -338,13 +338,13 @@ void setReferences(const Transaction & txn, const Path & storePath,
     nixDB.setStrings(txn, dbReferences, storePath,
         Paths(references.begin(), references.end()));
 
-    /* Update the referers mappings of all new referenced paths. */
+    /* Update the referrers mappings of all new referenced paths. */
     for (PathSet::const_iterator i = references.begin();
          i != references.end(); ++i)
         if (oldReferences2.find(*i) == oldReferences2.end())
             nixDB.setString(txn, dbReferrers, addPrefix(*i, storePath), "");
 
-    /* Remove referer mappings from paths that are no longer
+    /* Remove referrer mappings from paths that are no longer
        references. */
     for (Paths::iterator i = oldReferences.begin();
          i != oldReferences.end(); ++i)
@@ -364,13 +364,13 @@ void queryReferences(const Transaction & txn,
 }
 
 
-void queryReferers(const Transaction & txn,
-    const Path & storePath, PathSet & referers)
+void queryReferrers(const Transaction & txn,
+    const Path & storePath, PathSet & referrers)
 {
     if (!isRealisablePath(txn, storePath))
         throw Error(format("path `%1%' is not valid") % storePath);
-    PathSet referers2 = getReferers(txn, storePath);
-    referers.insert(referers2.begin(), referers2.end());
+    PathSet referrers2 = getReferrers(txn, storePath);
+    referrers.insert(referrers2.begin(), referrers2.end());
 }
 
 
@@ -499,9 +499,9 @@ void clearSubstitutes()
             invalidatePath(txn, *i);
     }
 
-    /* !!! there should be no referers to any of the invalid
+    /* !!! there should be no referrers to any of the invalid
        substitutable paths.  This should be the case by construction
-       (the only referers can be other invalid substitutable paths,
+       (the only referrers can be other invalid substitutable paths,
        which have all been removed now). */
     
     txn.commit();
@@ -587,13 +587,13 @@ void registerValidPaths(const Transaction & txn,
 
 
 /* Invalidate a path.  The caller is responsible for checking that
-   there are no referers. */
+   there are no referrers. */
 static void invalidatePath(Transaction & txn, const Path & path)
 {
     debug(format("unregistering path `%1%'") % path);
 
     /* Clear the `references' entry for this path, as well as the
-       inverse `referers' entries, and the `derivers' entry; but only
+       inverse `referrers' entries, and the `derivers' entry; but only
        if there are no substitutes for this path.  This maintains the
        cleanup invariant. */
     if (querySubstitutes(txn, path).size() == 0) {
@@ -754,9 +754,9 @@ void deleteFromStore(const Path & _path)
 
     Transaction txn(nixDB);
     if (isValidPathTxn(txn, path)) {
-        PathSet referers = getReferers(txn, path);
-        for (PathSet::iterator i = referers.begin();
-             i != referers.end(); ++i)
+        PathSet referrers = getReferrers(txn, path);
+        for (PathSet::iterator i = referrers.begin();
+             i != referrers.end(); ++i)
             if (*i != path && isValidPathTxn(txn, *i))
                 throw Error(format("cannot delete path `%1%' because it is in use by path `%2%'") % path % *i);
         invalidatePath(txn, path);
@@ -817,7 +817,7 @@ void verifyStore(bool checkContents)
     }
 
     /* Check the cleanup invariant: only usable paths can have
-       `references', `referers', or `derivers' entries. */
+       `references', `referrers', or `derivers' entries. */
 
     /* Check the `derivers' table. */
     Paths deriversKeys;
@@ -860,7 +860,7 @@ void verifyStore(bool checkContents)
             {
                 string dummy;
                 if (!nixDB.queryString(txn, dbReferrers, addPrefix(*j, *i), dummy)) {
-                    printMsg(lvlError, format("missing referer mapping from `%1%' to `%2%'")
+                    printMsg(lvlError, format("missing referrer mapping from `%1%' to `%2%'")
                         % *j % *i);
                     nixDB.setString(txn, dbReferrers, addPrefix(*j, *i), "");
                 }
@@ -873,26 +873,26 @@ void verifyStore(bool checkContents)
     }
 
 #if 0 // !!!
-    /* Check the `referers' table. */
-    Paths referersKeys;
-    nixDB.enumTable(txn, dbReferers, referersKeys);
-    for (Paths::iterator i = referersKeys.begin();
-         i != referersKeys.end(); ++i)
+    /* Check the `referrers' table. */
+    Paths referrersKeys;
+    nixDB.enumTable(txn, dbReferrers, referrersKeys);
+    for (Paths::iterator i = referrersKeys.begin();
+         i != referrersKeys.end(); ++i)
     {
         if (usablePaths.find(*i) == usablePaths.end()) {
-            printMsg(lvlError, format("found referers entry for unusable path `%1%'")
+            printMsg(lvlError, format("found referrers entry for unusable path `%1%'")
                 % *i);
-            nixDB.delPair(txn, dbReferers, *i);
+            nixDB.delPair(txn, dbReferrers, *i);
         }
         else {
-            PathSet referers, newReferers;
-            queryReferers(txn, *i, referers);
-            for (PathSet::iterator j = referers.begin();
-                 j != referers.end(); ++j)
+            PathSet referrers, newReferrers;
+            queryReferrers(txn, *i, referrers);
+            for (PathSet::iterator j = referrers.begin();
+                 j != referrers.end(); ++j)
             {
                 Paths references;
                 if (usablePaths.find(*j) == usablePaths.end()) {
-                    printMsg(lvlError, format("referer mapping from `%1%' to unusable `%2%'")
+                    printMsg(lvlError, format("referrer mapping from `%1%' to unusable `%2%'")
                         % *i % *j);
                 } else {
                     nixDB.queryStrings(txn, dbReferences, *j, references);
@@ -901,12 +901,12 @@ void verifyStore(bool checkContents)
                             % *j % *i);
                         /* !!! repair by inserting *i into references */
                     }
-                    else newReferers.insert(*j);
+                    else newReferrers.insert(*j);
                 }
             }
-            if (referers != newReferers)
-                nixDB.setStrings(txn, dbReferers, *i,
-                    Paths(newReferers.begin(), newReferers.end()));
+            if (referrers != newReferrers)
+                nixDB.setStrings(txn, dbReferrers, *i,
+                    Paths(newReferrers.begin(), newReferrers.end()));
         }
     }
 #endif    
diff --git a/src/libstore/store.hh b/src/libstore/store.hh
index 2b83bd7fef04..0f35ff0c626c 100644
--- a/src/libstore/store.hh
+++ b/src/libstore/store.hh
@@ -123,8 +123,8 @@ void queryReferences(const Transaction & txn,
 
 /* Queries the set of incoming FS references for a store path.  The
    result is not cleared. */
-void queryReferers(const Transaction & txn,
-    const Path & storePath, PathSet & referers);
+void queryReferrers(const Transaction & txn,
+    const Path & storePath, PathSet & referrers);
 
 /* Sets the deriver of a store path.  Use with care! */
 void setDeriver(const Transaction & txn, const Path & storePath,
diff --git a/src/nix-store/help.txt b/src/nix-store/help.txt
index 643c6bff581f..62880583573f 100644
--- a/src/nix-store/help.txt
+++ b/src/nix-store/help.txt
@@ -28,8 +28,8 @@ Query flags:
   --outputs: query the output paths of a Nix derivation (default)
   --requisites / -R: print all paths necessary to realise a path
   --references: print all paths referenced by the given path
-  --referers: print all paths directly refering to the given path
-  --referers-closure: print all paths (in)directly refering to the given path
+  --referrers: print all paths directly refering to the given path
+  --referrers-closure: print all paths (in)directly refering to the given path
   --tree: print a tree showing the dependency graph of the given paths
   --graph: print a dot graph rooted at given paths
 
diff --git a/src/nix-store/main.cc b/src/nix-store/main.cc
index a6ff117cb47b..d1a96aa3a9ef 100644
--- a/src/nix-store/main.cc
+++ b/src/nix-store/main.cc
@@ -273,8 +273,8 @@ static void printTree(const Path & path,
 /* Perform various sorts of queries. */
 static void opQuery(Strings opFlags, Strings opArgs)
 {
-    enum { qOutputs, qRequisites, qReferences, qReferers
-         , qReferersClosure, qDeriver, qBinding, qHash
+    enum { qOutputs, qRequisites, qReferences, qReferrers
+         , qReferrersClosure, qDeriver, qBinding, qHash
          , qTree, qGraph } query = qOutputs;
     bool useOutput = false;
     bool includeOutputs = false;
@@ -286,8 +286,8 @@ static void opQuery(Strings opFlags, Strings opArgs)
         if (*i == "--outputs") query = qOutputs;
         else if (*i == "--requisites" || *i == "-R") query = qRequisites;
         else if (*i == "--references") query = qReferences;
-        else if (*i == "--referers") query = qReferers;
-        else if (*i == "--referers-closure") query = qReferersClosure;
+        else if (*i == "--referrers" || *i == "--referers") query = qReferrers;
+        else if (*i == "--referrers-closure" || *i == "--referers-closure") query = qReferrersClosure;
         else if (*i == "--deriver" || *i == "-d") query = qDeriver;
         else if (*i == "--binding" || *i == "-b") {
             if (opArgs.size() == 0)
@@ -320,8 +320,8 @@ static void opQuery(Strings opFlags, Strings opArgs)
 
         case qRequisites:
         case qReferences:
-        case qReferers:
-        case qReferersClosure: {
+        case qReferrers:
+        case qReferrersClosure: {
             PathSet paths;
             for (Strings::iterator i = opArgs.begin();
                  i != opArgs.end(); ++i)
@@ -330,8 +330,8 @@ static void opQuery(Strings opFlags, Strings opArgs)
                 if (query == qRequisites)
                     storePathRequisites(path, includeOutputs, paths);
                 else if (query == qReferences) queryReferences(noTxn, path, paths);
-                else if (query == qReferers) queryReferers(noTxn, path,  paths);
-                else if (query == qReferersClosure) computeFSClosure(path, paths, true);
+                else if (query == qReferrers) queryReferrers(noTxn, path,  paths);
+                else if (query == qReferrersClosure) computeFSClosure(path, paths, true);
             }
             printPathSet(paths);
             break;
diff --git a/tests/dependencies.sh b/tests/dependencies.sh
index 87f0682ac438..56e1b286b6aa 100644
--- a/tests/dependencies.sh
+++ b/tests/dependencies.sh
@@ -22,8 +22,8 @@ if echo "$deps" | grep -q "dependencies-input-1"; then exit 1; fi
 # Input-2 is retained.
 input2OutPath=$(echo "$deps" | grep "dependencies-input-2")
 
-# The referers closure of input-2 should include outPath.
-$TOP/src/nix-store/nix-store -q --referers-closure "$input2OutPath" | grep "$outPath"
+# The referrers closure of input-2 should include outPath.
+$TOP/src/nix-store/nix-store -q --referrers-closure "$input2OutPath" | grep "$outPath"
 
 # Check that the derivers are set properly.
 test $($TOP/src/nix-store/nix-store -q --deriver "$outPath") = "$drvPath"