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daemon: Remove "case hack" for nars. 

This code has never been of any use in Guix.

* nix/libutil/archive.cc (useCaseHack): Remove.
(parse): Keep only the alternate branch in "if (useCaseHack)".
This commit is contained in:
Ludovic Courtès 2018-10-02 22:53:47 +02:00
parent 2bc8b2af89
commit 7eca789201
No known key found for this signature in database
GPG Key ID: 090B11993D9AEBB5
2 changed files with 1 additions and 35 deletions
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29
nix/libutil/archive.cc
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@ -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~";
@ -85,18 +77,6 @@ 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;
for (auto & i : unhacked)
@ -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);

5
nix/libutil/archive.hh
View File

@ -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;
}