Merge branch 'master' into core-updates

7 files changed, 21 insertions, 70 deletions

diff --git a/nix/libstore/build.cc b/nix/libstore/build.cc
index c7f32494d0..b2c319f00b 100644
--- a/nix/libstore/build.cc
+++ b/nix/libstore/build.cc
@@ -2466,13 +2466,13 @@ void DerivationGoal::registerOutputs()
 
             /* Check the hash. */
             Hash h2 = recursive ? hashPath(ht, actualPath).first : hashFile(ht, actualPath);
-            if (h != h2)
-                throw BuildError(
-                    format("%1% hash mismatch for output path `%2%'\n"
-			   "  expected: %3%\n"
-			   "  actual:   %4%")
-                    % i->second.hashAlgo % path
-		    % printHash16or32(h) % printHash16or32(h2));
+            if (h != h2) {
+		if (settings.printBuildTrace)
+		    printMsg(lvlError, format("@ hash-mismatch %1% %2% %3% %4%")
+			     % path % i->second.hashAlgo
+			     % printHash16or32(h) % printHash16or32(h2));
+                throw BuildError(format("hash mismatch for store item '%1%'") % path);
+	    }
         }
 
         /* Get rid of all weird permissions.  This also checks that
@@ -3157,11 +3157,14 @@ void SubstitutionGoal::finished()
                 throw Error(format("unknown hash algorithm in `%1%'") % expectedHashStr);
             Hash expectedHash = parseHash16or32(hashType, string(expectedHashStr, n + 1));
             Hash actualHash = hashType == htSHA256 ? hash.first : hashPath(hashType, destPath).first;
-            if (expectedHash != actualHash)
-                throw SubstError(format("hash mismatch in downloaded path `%1%'\n"
-					"  expected: %2%\n"
-					"  actual:   %3%")
-                    % storePath % printHash(expectedHash) % printHash(actualHash));
+            if (expectedHash != actualHash) {
+		if (settings.printBuildTrace)
+		    printMsg(lvlError, format("@ hash-mismatch %1% %2% %3% %4%")
+			     % storePath % "sha256"
+			     % printHash16or32(expectedHash)
+			     % printHash16or32(actualHash));
+                throw SubstError(format("hash mismatch for substituted item `%1%'") % storePath);
+	    }
         }
 
     } catch (SubstError & e) {
diff --git a/nix/libstore/builtins.cc b/nix/libstore/builtins.cc
index a5ebb47737..1f52511c80 100644
--- a/nix/libstore/builtins.cc
+++ b/nix/libstore/builtins.cc
@@ -1,5 +1,5 @@
 /* GNU Guix --- Functional package management for GNU
-   Copyright (C) 2016, 2017 Ludovic Courtès <ludo@gnu.org>
+   Copyright (C) 2016, 2017, 2018 Ludovic Courtès <ludo@gnu.org>
 
    This file is part of GNU Guix.
 
@@ -47,6 +47,9 @@ static void builtinDownload(const Derivation &drv,
        content-addressed mirrors) works correctly.  */
     setenv("NIX_STORE", settings.nixStore.c_str(), 1);
 
+    /* Tell it about options such as "print-extended-build-trace".  */
+    setenv("_NIX_OPTIONS", settings.pack().c_str(), 1);
+
     /* XXX: Hack our way to use the 'download' script from 'LIBEXECDIR/guix'
        or just 'LIBEXECDIR', depending on whether we're running uninstalled or
        not.  */
diff --git a/nix/libstore/globals.cc b/nix/libstore/globals.cc
index fcafac2df6..94c2e516f8 100644
--- a/nix/libstore/globals.cc
+++ b/nix/libstore/globals.cc
@@ -42,7 +42,6 @@ Settings::Settings()
     syncBeforeRegistering = false;
     useSubstitutes = true;
     useChroot = false;
-    useSshSubstituter = false;
     impersonateLinux26 = false;
     keepLog = true;
 #if HAVE_BZLIB_H
@@ -60,7 +59,6 @@ Settings::Settings()
     envKeepDerivations = false;
     lockCPU = getEnv("NIX_AFFINITY_HACK", "1") == "1";
     showTrace = false;
-    enableImportNative = false;
 }
 
 
@@ -142,11 +140,6 @@ void Settings::update()
     _get(gcKeepDerivations, "gc-keep-derivations");
     _get(autoOptimiseStore, "auto-optimise-store");
     _get(envKeepDerivations, "env-keep-derivations");
-    _get(sshSubstituterHosts, "ssh-substituter-hosts");
-    _get(useSshSubstituter, "use-ssh-substituter");
-    _get(logServers, "log-servers");
-    _get(enableImportNative, "allow-unsafe-native-code-during-evaluation");
-    _get(useCaseHack, "use-case-hack");
 
     string subs = getEnv("NIX_SUBSTITUTERS", "default");
     if (subs == "default") {
@@ -157,8 +150,6 @@ void Settings::update()
 #endif
         substituters.push_back(nixLibexecDir + "/nix/substituters/download-using-manifests.pl");
         substituters.push_back(nixLibexecDir + "/nix/substituters/download-from-binary-cache.pl");
-        if (useSshSubstituter)
-            substituters.push_back(nixLibexecDir + "/nix/substituters/download-via-ssh");
     } else
         substituters = tokenizeString<Strings>(subs, ":");
 }
diff --git a/nix/libstore/globals.hh b/nix/libstore/globals.hh
index 1293625e1f..4c142e6933 100644
--- a/nix/libstore/globals.hh
+++ b/nix/libstore/globals.hh
@@ -161,12 +161,6 @@ struct Settings {
     /* Whether to build in chroot. */
     bool useChroot;
 
-    /* Set of ssh connection strings for the ssh substituter */
-    Strings sshSubstituterHosts;
-
-    /* Whether to use the ssh substituter at all */
-    bool useSshSubstituter;
-
     /* Whether to impersonate a Linux 2.6 machine on newer kernels. */
     bool impersonateLinux26;
 
@@ -212,12 +206,6 @@ struct Settings {
     /* Whether to show a stack trace if Nix evaluation fails. */
     bool showTrace;
 
-    /* A list of URL prefixes that can return Nix build logs. */
-    Strings logServers;
-
-    /* Whether the importNative primop should be enabled */
-    bool enableImportNative;
-
 private:
     SettingsMap settings, overrides;
 
diff --git a/nix/libstore/worker-protocol.hh b/nix/libstore/worker-protocol.hh
index efe9eadf23..103d60a8c2 100644
--- a/nix/libstore/worker-protocol.hh
+++ b/nix/libstore/worker-protocol.hh
@@ -6,7 +6,7 @@ namespace nix {
 #define WORKER_MAGIC_1 0x6e697863
 #define WORKER_MAGIC_2 0x6478696f
 
-#define PROTOCOL_VERSION 0x161
+#define PROTOCOL_VERSION 0x162
 #define GET_PROTOCOL_MAJOR(x) ((x) & 0xff00)
 #define GET_PROTOCOL_MINOR(x) ((x) & 0x00ff)
 
diff --git a/nix/libutil/archive.cc b/nix/libutil/archive.cc
index 4e3d99356a..2599030454 100644
--- a/nix/libutil/archive.cc
+++ b/nix/libutil/archive.cc
@@ -21,14 +21,6 @@
 
 namespace nix {
 
-
-bool useCaseHack =
-#if __APPLE__
-    true;
-#else
-    false;
-#endif
-
 static string archiveVersion1 = "nix-archive-1";
 
 static string caseHackSuffix = "~nix~case~hack~";
@@ -85,19 +77,7 @@ static void dump(const Path & path, Sink & sink, PathFilter & filter)
            the case hack applied by restorePath(). */
         std::map<string, string> unhacked;
         for (auto & i : readDirectory(path))
-            if (useCaseHack) {
-                string name(i.name);
-                size_t pos = i.name.find(caseHackSuffix);
-                if (pos != string::npos) {
-                    printMsg(lvlDebug, format("removing case hack suffix from `%1%'") % (path + "/" + i.name));
-                    name.erase(pos);
-                }
-                if (unhacked.find(name) != unhacked.end())
-                    throw Error(format("file name collision in between `%1%' and `%2%'")
-                        % (path + "/" + unhacked[name]) % (path + "/" + i.name));
-                unhacked[name] = i.name;
-            } else
-                unhacked[i.name] = i.name;
+	    unhacked[i.name] = i.name;
 
         for (auto & i : unhacked)
             if (filter(path + "/" + i.first)) {
@@ -251,15 +231,6 @@ static void parse(ParseSink & sink, Source & source, const Path & path)
                     if (name <= prevName)
                         throw Error("NAR directory is not sorted");
                     prevName = name;
-                    if (useCaseHack) {
-                        auto i = names.find(name);
-                        if (i != names.end()) {
-                            printMsg(lvlDebug, format("case collision between `%1%' and `%2%'") % i->first % name);
-                            name += caseHackSuffix;
-                            name += std::to_string(++i->second);
-                        } else
-                            names[name] = 0;
-                    }
                 } else if (s == "node") {
                     if (s.empty()) throw badArchive("entry name missing");
                     parse(sink, source, path + "/" + name);
diff --git a/nix/libutil/archive.hh b/nix/libutil/archive.hh
index c216e9768f..9b83a5f288 100644
--- a/nix/libutil/archive.hh
+++ b/nix/libutil/archive.hh
@@ -71,9 +71,4 @@ void parseDump(ParseSink & sink, Source & source);
 
 void restorePath(const Path & path, Source & source);
 
-
-// FIXME: global variables are bad m'kay.
-extern bool useCaseHack;
-
-
 }