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-rw-r--r--src/libexpr/eval.cc3
-rw-r--r--src/libexpr/eval.hh4
-rw-r--r--src/libexpr/primops.cc6
-rw-r--r--src/libstore/derivations.cc4
-rw-r--r--src/libstore/derivations.hh2
-rw-r--r--src/libstore/local-store.cc16
-rw-r--r--src/libstore/local-store.hh6
-rw-r--r--src/libstore/remote-store.cc10
-rw-r--r--src/libstore/remote-store.hh4
-rw-r--r--src/libstore/store-api.hh4
-rw-r--r--src/nix-instantiate/nix-instantiate.cc2
11 files changed, 36 insertions, 25 deletions
diff --git a/src/libexpr/eval.cc b/src/libexpr/eval.cc
index 9e5be908f..2f9601ec5 100644
--- a/src/libexpr/eval.cc
+++ b/src/libexpr/eval.cc
@@ -141,6 +141,7 @@ EvalState::EvalState()
, baseEnv(allocEnv(128))
, baseEnvDispl(0)
, staticBaseEnv(false, 0)
+ , repair(false)
{
nrEnvs = nrValuesInEnvs = nrValues = nrListElems = 0;
nrAttrsets = nrOpUpdates = nrOpUpdateValuesCopied = 0;
@@ -1093,7 +1094,7 @@ string EvalState::coerceToString(Value & v, PathSet & context,
else {
dstPath = settings.readOnlyMode
? computeStorePathForPath(path).first
- : store->addToStore(path);
+ : store->addToStore(path, true, htSHA256, defaultPathFilter, repair);
srcToStore[path] = dstPath;
printMsg(lvlChatty, format("copied source `%1%' -> `%2%'")
% path % dstPath);
diff --git a/src/libexpr/eval.hh b/src/libexpr/eval.hh
index a1f26a056..a3c55a388 100644
--- a/src/libexpr/eval.hh
+++ b/src/libexpr/eval.hh
@@ -95,6 +95,10 @@ public:
const Symbol sWith, sOutPath, sDrvPath, sType, sMeta, sName,
sSystem, sOverrides;
+ /* If set, force copying files to the Nix store even if they
+ already exist there. */
+ bool repair;
+
private:
SrcToStore srcToStore;
diff --git a/src/libexpr/primops.cc b/src/libexpr/primops.cc
index bbe89c5f5..509297003 100644
--- a/src/libexpr/primops.cc
+++ b/src/libexpr/primops.cc
@@ -487,7 +487,7 @@ static void prim_derivationStrict(EvalState & state, Value * * args, Value & v)
}
/* Write the resulting term into the Nix store directory. */
- Path drvPath = writeDerivation(*store, drv, drvName);
+ Path drvPath = writeDerivation(*store, drv, drvName, state.repair);
printMsg(lvlChatty, format("instantiated `%1%' -> `%2%'")
% drvName % drvPath);
@@ -625,7 +625,7 @@ static void prim_toFile(EvalState & state, Value * * args, Value & v)
Path storePath = settings.readOnlyMode
? computeStorePathForText(name, contents, refs)
- : store->addTextToStore(name, contents, refs);
+ : store->addTextToStore(name, contents, refs, state.repair);
/* Note: we don't need to add `context' to the context of the
result, since `storePath' itself has references to the paths
@@ -689,7 +689,7 @@ static void prim_filterSource(EvalState & state, Value * * args, Value & v)
Path dstPath = settings.readOnlyMode
? computeStorePathForPath(path, true, htSHA256, filter).first
- : store->addToStore(path, true, htSHA256, filter);
+ : store->addToStore(path, true, htSHA256, filter, state.repair);
mkString(v, dstPath, singleton<PathSet>(dstPath));
}
diff --git a/src/libstore/derivations.cc b/src/libstore/derivations.cc
index 73047c753..e0a4f43c0 100644
--- a/src/libstore/derivations.cc
+++ b/src/libstore/derivations.cc
@@ -27,7 +27,7 @@ void DerivationOutput::parseHashInfo(bool & recursive, HashType & hashType, Hash
Path writeDerivation(StoreAPI & store,
- const Derivation & drv, const string & name)
+ const Derivation & drv, const string & name, bool repair)
{
PathSet references;
references.insert(drv.inputSrcs.begin(), drv.inputSrcs.end());
@@ -40,7 +40,7 @@ Path writeDerivation(StoreAPI & store,
string contents = unparseDerivation(drv);
return settings.readOnlyMode
? computeStorePathForText(suffix, contents, references)
- : store.addTextToStore(suffix, contents, references);
+ : store.addTextToStore(suffix, contents, references, repair);
}
diff --git a/src/libstore/derivations.hh b/src/libstore/derivations.hh
index a5ffc2252..7d38e60c0 100644
--- a/src/libstore/derivations.hh
+++ b/src/libstore/derivations.hh
@@ -57,7 +57,7 @@ class StoreAPI;
/* Write a derivation to the Nix store, and return its path. */
Path writeDerivation(StoreAPI & store,
- const Derivation & drv, const string & name);
+ const Derivation & drv, const string & name, bool repair = false);
/* Parse a derivation. */
Derivation parseDerivation(const string & s);
diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index b55ab4284..982644af7 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -1158,7 +1158,7 @@ void LocalStore::invalidatePath(const Path & path)
Path LocalStore::addToStoreFromDump(const string & dump, const string & name,
- bool recursive, HashType hashAlgo)
+ bool recursive, HashType hashAlgo, bool repair)
{
Hash h = hashString(hashAlgo, dump);
@@ -1166,14 +1166,14 @@ Path LocalStore::addToStoreFromDump(const string & dump, const string & name,
addTempRoot(dstPath);
- if (!isValidPath(dstPath)) {
+ if (repair || !isValidPath(dstPath)) {
/* The first check above is an optimisation to prevent
unnecessary lock acquisition. */
PathLocks outputLock(singleton<PathSet, Path>(dstPath));
- if (!isValidPath(dstPath)) {
+ if (repair || !isValidPath(dstPath)) {
if (pathExists(dstPath)) deletePathWrapped(dstPath);
@@ -1213,7 +1213,7 @@ Path LocalStore::addToStoreFromDump(const string & dump, const string & name,
Path LocalStore::addToStore(const Path & _srcPath,
- bool recursive, HashType hashAlgo, PathFilter & filter)
+ bool recursive, HashType hashAlgo, PathFilter & filter, bool repair)
{
Path srcPath(absPath(_srcPath));
debug(format("adding `%1%' to the store") % srcPath);
@@ -1227,22 +1227,22 @@ Path LocalStore::addToStore(const Path & _srcPath,
else
sink.s = readFile(srcPath);
- return addToStoreFromDump(sink.s, baseNameOf(srcPath), recursive, hashAlgo);
+ return addToStoreFromDump(sink.s, baseNameOf(srcPath), recursive, hashAlgo, repair);
}
Path LocalStore::addTextToStore(const string & name, const string & s,
- const PathSet & references)
+ const PathSet & references, bool repair)
{
Path dstPath = computeStorePathForText(name, s, references);
addTempRoot(dstPath);
- if (!isValidPath(dstPath)) {
+ if (repair || !isValidPath(dstPath)) {
PathLocks outputLock(singleton<PathSet, Path>(dstPath));
- if (!isValidPath(dstPath)) {
+ if (repair || !isValidPath(dstPath)) {
if (pathExists(dstPath)) deletePathWrapped(dstPath);
diff --git a/src/libstore/local-store.hh b/src/libstore/local-store.hh
index b2f06d811..8d745cfb8 100644
--- a/src/libstore/local-store.hh
+++ b/src/libstore/local-store.hh
@@ -133,17 +133,17 @@ public:
Path addToStore(const Path & srcPath,
bool recursive = true, HashType hashAlgo = htSHA256,
- PathFilter & filter = defaultPathFilter);
+ PathFilter & filter = defaultPathFilter, bool repair = false);
/* Like addToStore(), but the contents of the path are contained
in `dump', which is either a NAR serialisation (if recursive ==
true) or simply the contents of a regular file (if recursive ==
false). */
Path addToStoreFromDump(const string & dump, const string & name,
- bool recursive = true, HashType hashAlgo = htSHA256);
+ bool recursive = true, HashType hashAlgo = htSHA256, bool repair = false);
Path addTextToStore(const string & name, const string & s,
- const PathSet & references);
+ const PathSet & references, bool repair = false);
void exportPath(const Path & path, bool sign,
Sink & sink);
diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc
index 2a895593b..08e409d3f 100644
--- a/src/libstore/remote-store.cc
+++ b/src/libstore/remote-store.cc
@@ -419,8 +419,10 @@ Path RemoteStore::queryPathFromHashPart(const string & hashPart)
Path RemoteStore::addToStore(const Path & _srcPath,
- bool recursive, HashType hashAlgo, PathFilter & filter)
+ bool recursive, HashType hashAlgo, PathFilter & filter, bool repair)
{
+ if (repair) throw Error("repairing is not supported when building through the Nix daemon");
+
openConnection();
Path srcPath(absPath(_srcPath));
@@ -438,8 +440,10 @@ Path RemoteStore::addToStore(const Path & _srcPath,
Path RemoteStore::addTextToStore(const string & name, const string & s,
- const PathSet & references)
+ const PathSet & references, bool repair)
{
+ if (repair) throw Error("repairing is not supported when building through the Nix daemon");
+
openConnection();
writeInt(wopAddTextToStore, to);
writeString(name, to);
@@ -476,7 +480,7 @@ Paths RemoteStore::importPaths(bool requireSignature, Source & source)
void RemoteStore::buildPaths(const PathSet & drvPaths, bool repair)
{
- if (repair) throw Error("`--repair' is not supported when building through the Nix daemon");
+ if (repair) throw Error("repairing is not supported when building through the Nix daemon");
openConnection();
writeInt(wopBuildPaths, to);
writeStrings(drvPaths, to);
diff --git a/src/libstore/remote-store.hh b/src/libstore/remote-store.hh
index fe60ccb39..d23b07176 100644
--- a/src/libstore/remote-store.hh
+++ b/src/libstore/remote-store.hh
@@ -53,10 +53,10 @@ public:
Path addToStore(const Path & srcPath,
bool recursive = true, HashType hashAlgo = htSHA256,
- PathFilter & filter = defaultPathFilter);
+ PathFilter & filter = defaultPathFilter, bool repair = false);
Path addTextToStore(const string & name, const string & s,
- const PathSet & references);
+ const PathSet & references, bool repair = false);
void exportPath(const Path & path, bool sign,
Sink & sink);
diff --git a/src/libstore/store-api.hh b/src/libstore/store-api.hh
index 800645fa4..cbbacc12c 100644
--- a/src/libstore/store-api.hh
+++ b/src/libstore/store-api.hh
@@ -158,12 +158,12 @@ public:
libutil/archive.hh). */
virtual Path addToStore(const Path & srcPath,
bool recursive = true, HashType hashAlgo = htSHA256,
- PathFilter & filter = defaultPathFilter) = 0;
+ PathFilter & filter = defaultPathFilter, bool repair = false) = 0;
/* Like addToStore, but the contents written to the output path is
a regular file containing the given string. */
virtual Path addTextToStore(const string & name, const string & s,
- const PathSet & references) = 0;
+ const PathSet & references, bool repair = false) = 0;
/* Export a store path, that is, create a NAR dump of the store
path and append its references and its deriver. Optionally, a
diff --git a/src/nix-instantiate/nix-instantiate.cc b/src/nix-instantiate/nix-instantiate.cc
index 6ddf9f069..34f81b14a 100644
--- a/src/nix-instantiate/nix-instantiate.cc
+++ b/src/nix-instantiate/nix-instantiate.cc
@@ -125,6 +125,8 @@ void run(Strings args)
xmlOutputSourceLocation = false;
else if (arg == "--strict")
strict = true;
+ else if (arg == "--repair")
+ state.repair = true;
else if (arg[0] == '-')
throw UsageError(format("unknown flag `%1%'") % arg);
else