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-rw-r--r--src/libstore/binary-cache-store.cc2
-rw-r--r--src/libstore/build/local-derivation-goal.cc4
-rw-r--r--src/libstore/local-binary-cache-store.cc2
-rw-r--r--src/libstore/local-store.cc4
-rw-r--r--src/libstore/store-api.cc2
-rw-r--r--src/libutil/file-system.cc9
-rw-r--r--src/libutil/file-system.hh3
-rw-r--r--src/libutil/hash.cc2
-rw-r--r--src/nix/add-to-store.cc2
-rw-r--r--src/nix/hash.cc2
10 files changed, 19 insertions, 13 deletions
diff --git a/src/libstore/binary-cache-store.cc b/src/libstore/binary-cache-store.cc
index 07c722016..d6ded0a24 100644
--- a/src/libstore/binary-cache-store.cc
+++ b/src/libstore/binary-cache-store.cc
@@ -385,7 +385,7 @@ StorePath BinaryCacheStore::addToStore(
if (method == FileIngestionMethod::Recursive) {
dumpPath(srcPath, sink, filter);
} else {
- readFile(srcPath, sink);
+ readFileSource(srcPath)->drainInto(sink);
}
auto h = sink.finish().first;
diff --git a/src/libstore/build/local-derivation-goal.cc b/src/libstore/build/local-derivation-goal.cc
index 7066f5c93..bae821266 100644
--- a/src/libstore/build/local-derivation-goal.cc
+++ b/src/libstore/build/local-derivation-goal.cc
@@ -2486,7 +2486,7 @@ SingleDrvOutputs LocalDerivationGoal::registerOutputs()
HashModuloSink caSink { outputHash.hashType, oldHashPart };
std::visit(overloaded {
[&](const TextIngestionMethod &) {
- readFile(actualPath, caSink);
+ readFileSource(actualPath)->drainInto(caSink);
},
[&](const FileIngestionMethod & m2) {
switch (m2) {
@@ -2494,7 +2494,7 @@ SingleDrvOutputs LocalDerivationGoal::registerOutputs()
dumpPath(actualPath, caSink);
break;
case FileIngestionMethod::Flat:
- readFile(actualPath, caSink);
+ readFileSource(actualPath)->drainInto(caSink);
break;
}
},
diff --git a/src/libstore/local-binary-cache-store.cc b/src/libstore/local-binary-cache-store.cc
index 5684dcd80..5f6730476 100644
--- a/src/libstore/local-binary-cache-store.cc
+++ b/src/libstore/local-binary-cache-store.cc
@@ -71,7 +71,7 @@ protected:
void getFile(const std::string & path, Sink & sink) override
{
try {
- readFile(binaryCacheDir + "/" + path, sink);
+ readFileSource(binaryCacheDir + "/" + path)->drainInto(sink);
} catch (SysError & e) {
if (e.errNo == ENOENT)
throw NoSuchBinaryCacheFile("file '%s' does not exist in binary cache", path);
diff --git a/src/libstore/local-store.cc b/src/libstore/local-store.cc
index 5e79630c6..6f441a0a1 100644
--- a/src/libstore/local-store.cc
+++ b/src/libstore/local-store.cc
@@ -1890,7 +1890,7 @@ ContentAddress LocalStore::hashCAPath(
HashModuloSink caSink ( hashType, std::string(pathHash) );
std::visit(overloaded {
[&](const TextIngestionMethod &) {
- readFile(path, caSink);
+ readFileSource(path)->drainInto(caSink);
},
[&](const FileIngestionMethod & m2) {
switch (m2) {
@@ -1898,7 +1898,7 @@ ContentAddress LocalStore::hashCAPath(
dumpPath(path, caSink);
break;
case FileIngestionMethod::Flat:
- readFile(path, caSink);
+ readFileSource(path)->drainInto(caSink);
break;
}
},
diff --git a/src/libstore/store-api.cc b/src/libstore/store-api.cc
index 55083e834..e954acff3 100644
--- a/src/libstore/store-api.cc
+++ b/src/libstore/store-api.cc
@@ -279,7 +279,7 @@ StorePath Store::addToStore(
if (method == FileIngestionMethod::Recursive)
dumpPath(srcPath, sink, filter);
else
- readFile(srcPath, sink);
+ readFileSource(srcPath)->drainInto(sink);
});
return addToStoreFromDump(*source, name, method, hashAlgo, repair, references);
}
diff --git a/src/libutil/file-system.cc b/src/libutil/file-system.cc
index d573b22b4..f51f3c092 100644
--- a/src/libutil/file-system.cc
+++ b/src/libutil/file-system.cc
@@ -289,12 +289,17 @@ std::string readFile(const Path & path)
}
-void readFile(const Path & path, Sink & sink)
+box_ptr<Source> readFileSource(const Path & path)
{
AutoCloseFD fd{open(path.c_str(), O_RDONLY | O_CLOEXEC)};
if (!fd)
throw SysError("opening file '%s'", path);
- drainFD(fd.get(), sink);
+
+ struct FileSource : FdSource {
+ AutoCloseFD fd;
+ explicit FileSource(AutoCloseFD fd) : FdSource(fd.get()), fd(std::move(fd)) {}
+ };
+ return make_box_ptr<FileSource>(std::move(fd));
}
diff --git a/src/libutil/file-system.hh b/src/libutil/file-system.hh
index 6c1923d55..64d884227 100644
--- a/src/libutil/file-system.hh
+++ b/src/libutil/file-system.hh
@@ -5,6 +5,7 @@
* Utiltities for working with the file sytem and file paths.
*/
+#include "box_ptr.hh"
#include "types.hh"
#include "file-descriptor.hh"
@@ -142,7 +143,7 @@ unsigned char getFileType(const Path & path);
* Read the contents of a file into a string.
*/
std::string readFile(const Path & path);
-void readFile(const Path & path, Sink & sink);
+box_ptr<Source> readFileSource(const Path & path);
/**
* Write a string to a file.
diff --git a/src/libutil/hash.cc b/src/libutil/hash.cc
index 006b5000c..822fa150e 100644
--- a/src/libutil/hash.cc
+++ b/src/libutil/hash.cc
@@ -324,7 +324,7 @@ Hash hashString(HashType ht, std::string_view s)
Hash hashFile(HashType ht, const Path & path)
{
HashSink sink(ht);
- readFile(path, sink);
+ readFileSource(path)->drainInto(sink);
return sink.finish().first;
}
diff --git a/src/nix/add-to-store.cc b/src/nix/add-to-store.cc
index 39e5cc99d..7dbbbcc56 100644
--- a/src/nix/add-to-store.cc
+++ b/src/nix/add-to-store.cc
@@ -37,7 +37,7 @@ struct CmdAddToStore : MixDryRun, StoreCommand
Hash hash = narHash;
if (ingestionMethod == FileIngestionMethod::Flat) {
HashSink hsink(htSHA256);
- readFile(path, hsink);
+ readFileSource(path)->drainInto(hsink);
hash = hsink.finish().first;
}
diff --git a/src/nix/hash.cc b/src/nix/hash.cc
index 9feca9345..66c5516e7 100644
--- a/src/nix/hash.cc
+++ b/src/nix/hash.cc
@@ -85,7 +85,7 @@ struct CmdHashBase : Command
switch (mode) {
case FileIngestionMethod::Flat:
- readFile(path, *hashSink);
+ readFileSource(path)->drainInto(*hashSink);
break;
case FileIngestionMethod::Recursive:
dumpPath(path, *hashSink);