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Merge remote-tracking branch 'upstream/master' into path-info

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This commit is contained in:
John Ericson 2022-03-10 15:48:14 +00:00
commit 8ba089597f
434 changed files with 23391 additions and 36322 deletions
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43
src/libstore/derivations.cc
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@ -4,6 +4,7 @@
#include "util.hh"
#include "worker-protocol.hh"
#include "fs-accessor.hh"
#include <boost/container/small_vector.hpp>
namespace nix {
@ -81,7 +82,7 @@ bool derivationIsImpure(DerivationType dt) {
bool BasicDerivation::isBuiltin() const
{
return string(builder, 0, 8) == "builtin:";
return builder.substr(0, 8) == "builtin:";
}
@ -103,19 +104,19 @@ StorePath writeDerivation(Store & store,
/* Read string `s' from stream `str'. */
static void expect(std::istream & str, const string & s)
static void expect(std::istream & str, std::string_view s)
{
char s2[s.size()];
str.read(s2, s.size());
if (string(s2, s.size()) != s)
if (std::string(s2, s.size()) != s)
throw FormatError("expected string '%1%'", s);
}
/* Read a C-style string from stream `str'. */
static string parseString(std::istream & str)
static std::string parseString(std::istream & str)
{
string res;
std::string res;
expect(str, "\"");
int c;
while ((c = str.get()) != '"')
@ -171,7 +172,7 @@ static DerivationOutput parseDerivationOutput(const Store & store,
{
if (hashAlgo != "") {
auto method = FileIngestionMethod::Flat;
if (string(hashAlgo, 0, 2) == "r:") {
if (hashAlgo.substr(0, 2) == "r:") {
method = FileIngestionMethod::Recursive;
hashAlgo = hashAlgo.substr(2);
}
@ -187,7 +188,7 @@ static DerivationOutput parseDerivationOutput(const Store & store,
},
};
} else {
settings.requireExperimentalFeature("ca-derivations");
settings.requireExperimentalFeature(Xp::CaDerivations);
assert(pathS == "");
return DerivationOutput {
.output = DerivationOutputCAFloating {
@ -259,8 +260,8 @@ Derivation parseDerivation(const Store & store, std::string && s, std::string_vi
/* Parse the environment variables. */
expect(str, ",[");
while (!endOfList(str)) {
expect(str, "("); string name = parseString(str);
expect(str, ","); string value = parseString(str);
expect(str, "("); auto name = parseString(str);
expect(str, ","); auto value = parseString(str);
expect(str, ")");
drv.env[name] = value;
}
@ -270,9 +271,11 @@ Derivation parseDerivation(const Store & store, std::string && s, std::string_vi
}
static void printString(string & res, std::string_view s)
static void printString(std::string & res, std::string_view s)
{
char buf[s.size() * 2 + 2];
boost::container::small_vector<char, 64 * 1024> buffer;
buffer.reserve(s.size() * 2 + 2);
char * buf = buffer.data();
char * p = buf;
*p++ = '"';
for (auto c : s)
@ -286,7 +289,7 @@ static void printString(string & res, std::string_view s)
}
static void printUnquotedString(string & res, std::string_view s)
static void printUnquotedString(std::string & res, std::string_view s)
{
res += '"';
res.append(s);
@ -295,7 +298,7 @@ static void printUnquotedString(string & res, std::string_view s)
template<class ForwardIterator>
static void printStrings(string & res, ForwardIterator i, ForwardIterator j)
static void printStrings(std::string & res, ForwardIterator i, ForwardIterator j)
{
res += '[';
bool first = true;
@ -308,7 +311,7 @@ static void printStrings(string & res, ForwardIterator i, ForwardIterator j)
template<class ForwardIterator>
static void printUnquotedStrings(string & res, ForwardIterator i, ForwardIterator j)
static void printUnquotedStrings(std::string & res, ForwardIterator i, ForwardIterator j)
{
res += '[';
bool first = true;
@ -320,10 +323,10 @@ static void printUnquotedStrings(string & res, ForwardIterator i, ForwardIterato
}
string Derivation::unparse(const Store & store, bool maskOutputs,
std::string Derivation::unparse(const Store & store, bool maskOutputs,
std::map<std::string, StringSet> * actualInputs) const
{
string s;
std::string s;
s.reserve(65536);
s += "Derive([";
@ -398,7 +401,7 @@ string Derivation::unparse(const Store & store, bool maskOutputs,
// FIXME: remove
bool isDerivation(const string & fileName)
bool isDerivation(const std::string & fileName)
{
return hasSuffix(fileName, drvExtension);
}
@ -590,7 +593,7 @@ std::map<std::string, Hash> staticOutputHashes(Store & store, const Derivation &
}
bool wantOutput(const string & output, const std::set<string> & wanted)
bool wantOutput(const std::string & output, const std::set<std::string> & wanted)
{
return wanted.empty() || wanted.find(output) != wanted.end();
}
@ -696,10 +699,10 @@ void writeDerivation(Sink & out, const Store & store, const BasicDerivation & dr
}
std::string hashPlaceholder(const std::string & outputName)
std::string hashPlaceholder(const std::string_view outputName)
{
// FIXME: memoize?
return "/" + hashString(htSHA256, "nix-output:" + outputName).to_string(Base32, false);
return "/" + hashString(htSHA256, concatStrings("nix-output:", outputName)).to_string(Base32, false);
}
std::string downstreamPlaceholder(const Store & store, const StorePath & drvPath, std::string_view outputName)