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Remove the drain argument from readFile

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Now it is always `drain` (see previous commit).
This commit is contained in:
Guillaume Bouchard 2020-04-29 18:42:19 +02:00
parent 5a34a473dd
commit 7afcb5af98
5 changed files with 9 additions and 6 deletions
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4
src/libstore/gc.cc
View file

@ -419,7 +419,7 @@ void LocalStore::findRuntimeRoots(Roots & roots, bool censor)
try { try {
auto mapFile = fmt("/proc/%s/maps", ent->d_name); auto mapFile = fmt("/proc/%s/maps", ent->d_name);
auto mapLines = tokenizeString<std::vector<string>>(readFile(mapFile, true), "\n"); auto mapLines = tokenizeString<std::vector<string>>(readFile(mapFile), "\n");
for (const auto & line : mapLines) { for (const auto & line : mapLines) {
auto match = std::smatch{}; auto match = std::smatch{};
if (std::regex_match(line, match, mapRegex)) if (std::regex_match(line, match, mapRegex))
@ -427,7 +427,7 @@ void LocalStore::findRuntimeRoots(Roots & roots, bool censor)
} }
auto envFile = fmt("/proc/%s/environ", ent->d_name); auto envFile = fmt("/proc/%s/environ", ent->d_name);
auto envString = readFile(envFile, true); auto envString = readFile(envFile);
auto env_end = std::sregex_iterator{}; auto env_end = std::sregex_iterator{};
for (auto i = std::sregex_iterator{envString.begin(), envString.end(), storePathRegex}; i != env_end; ++i) for (auto i = std::sregex_iterator{envString.begin(), envString.end(), storePathRegex}; i != env_end; ++i)
unchecked[i->str()].emplace(envFile); unchecked[i->str()].emplace(envFile);

3
src/libutil/serialise.hh
View file

@ -148,6 +148,9 @@ struct StringSink : Sink
{ {
ref<std::string> s; ref<std::string> s;
StringSink() : s(make_ref<std::string>()) { }; StringSink() : s(make_ref<std::string>()) { };
explicit StringSink(const size_t reservedSize) : s(make_ref<std::string>()) {
s->reserve(reservedSize);
};
StringSink(ref<std::string> s) : s(s) { }; StringSink(ref<std::string> s) : s(s) { };
void operator () (const unsigned char * data, size_t len) override; void operator () (const unsigned char * data, size_t len) override;
}; };

4
src/libutil/util.cc
View file

@ -316,12 +316,12 @@ string readFile(int fd)
} }
string readFile(const Path & path, bool drain) string readFile(const Path & path)
{ {
AutoCloseFD fd = open(path.c_str(), O_RDONLY | O_CLOEXEC); AutoCloseFD fd = open(path.c_str(), O_RDONLY | O_CLOEXEC);
if (!fd) if (!fd)
throw SysError(format("opening file '%1%'") % path); throw SysError(format("opening file '%1%'") % path);
return drain ? drainFD(fd.get()) : readFile(fd.get()); return readFile(fd.get());
} }

2
src/libutil/util.hh
View file

@ -103,7 +103,7 @@ unsigned char getFileType(const Path & path);
/* Read the contents of a file into a string. */ /* Read the contents of a file into a string. */
string readFile(int fd); string readFile(int fd);
string readFile(const Path & path, bool drain = false); string readFile(const Path & path);
void readFile(const Path & path, Sink & sink); void readFile(const Path & path, Sink & sink);
/* Write a string to a file. */ /* Write a string to a file. */

2
src/nix/ls.cc
View file

@ -136,7 +136,7 @@ struct CmdLsNar : Command, MixLs
void run() override void run() override
{ {
list(makeNarAccessor(make_ref<std::string>(readFile(narPath, true)))); list(makeNarAccessor(make_ref<std::string>(readFile(narPath))));
} }
}; };