cafkafk/lix
cafkafk/lix
1
0
Fork 0
Code Issues Pull requests 1 Projects Releases Packages Wiki Activity Actions

Merge changes Ic0dfcfe2,Ibe73851f,Ia7a8df1c,I400b2031 into main

Browse source 
* changes:
  package.nix: remove dead code
  diff-closures: remove gratuitous copy
  tree-wide: NULL -> nullptr
  libutil: rip out GNU Hurd support code
This commit is contained in:
jade 2024-07-25 18:05:41 +00:00 committed by Gerrit Code Review
commit c4c7cb7613
10 changed files with 33 additions and 60 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

36
package.nix
View file

@ -92,31 +92,19 @@ let
# Reimplementation of Nixpkgs' Meson cross file, with some additions to make
# it actually work.
mesonCrossFile =
let
cpuFamily =
platform:
with platform;
if isAarch32 then
"arm"
else if isx86_32 then
"x86"
else
platform.uname.processor;
in
builtins.toFile "lix-cross-file.conf" ''
[properties]
# Meson is convinced that if !buildPlatform.canExecute hostPlatform then we cannot
# build anything at all, which is not at all correct. If we can't execute the host
# platform, we'll just disable tests and doc gen.
needs_exe_wrapper = false
mesonCrossFile = builtins.toFile "lix-cross-file.conf" ''
[properties]
# Meson is convinced that if !buildPlatform.canExecute hostPlatform then we cannot
# build anything at all, which is not at all correct. If we can't execute the host
# platform, we'll just disable tests and doc gen.
needs_exe_wrapper = false
[binaries]
# Meson refuses to consider any CMake binary during cross compilation if it's
# not explicitly specified here, in the cross file.
# https://github.com/mesonbuild/meson/blob/0ed78cf6fa6d87c0738f67ae43525e661b50a8a2/mesonbuild/cmake/executor.py#L72
cmake = 'cmake'
'';
[binaries]
# Meson refuses to consider any CMake binary during cross compilation if it's
# not explicitly specified here, in the cross file.
# https://github.com/mesonbuild/meson/blob/0ed78cf6fa6d87c0738f67ae43525e661b50a8a2/mesonbuild/cmake/executor.py#L72
cmake = 'cmake'
'';
# The internal API docs need these for the build, but if we're not building
# Nix itself, then these don't need to be propagated.

4
src/build-remote/build-remote.cc
View file

@ -236,9 +236,9 @@ static int main_build_remote(int argc, char * * argv)
}
#if __APPLE__
futimes(bestSlotLock.get(), NULL);
futimes(bestSlotLock.get(), nullptr);
#else
futimens(bestSlotLock.get(), NULL);
futimens(bestSlotLock.get(), nullptr);
#endif
lock.reset();

2
src/libstore/build/local-derivation-goal.cc
View file

@ -1882,7 +1882,7 @@ void LocalDerivationGoal::runChild()
sandboxArgs.push_back("_ALLOW_LOCAL_NETWORKING");
sandboxArgs.push_back("1");
}
if (sandbox_init_with_parameters(sandboxProfile.c_str(), 0, stringsToCharPtrs(sandboxArgs).data(), NULL)) {
if (sandbox_init_with_parameters(sandboxProfile.c_str(), 0, stringsToCharPtrs(sandboxArgs).data(), nullptr)) {
writeFull(STDERR_FILENO, "failed to configure sandbox\n");
_exit(1);
}

4
src/libstore/globals.cc
View file

@ -177,14 +177,14 @@ static bool hasVirt() {
size_t size;
size = sizeof(hasVMM);
if (sysctlbyname("kern.hv_vmm_present", &hasVMM, &size, NULL, 0) == 0) {
if (sysctlbyname("kern.hv_vmm_present", &hasVMM, &size, nullptr, 0) == 0) {
if (hasVMM)
return false;
}
// whether the kernel and hardware supports virt
size = sizeof(hvSupport);
if (sysctlbyname("kern.hv_support", &hvSupport, &size, NULL, 0) == 0) {
if (sysctlbyname("kern.hv_support", &hvSupport, &size, nullptr, 0) == 0) {
return hvSupport == 1;
} else {
return false;

2
src/libstore/local-store.cc
View file

@ -557,7 +557,7 @@ void LocalStore::openDB(State & state, bool create)
if (sqlite3_exec(db, "pragma main.journal_size_limit = 1099511627776;", 0, 0, 0) != SQLITE_OK)
SQLiteError::throw_(db, "setting journal_size_limit");
int enable = 1;
if (sqlite3_file_control(db, NULL, SQLITE_FCNTL_PERSIST_WAL, &enable) != SQLITE_OK)
if (sqlite3_file_control(db, nullptr, SQLITE_FCNTL_PERSIST_WAL, &enable) != SQLITE_OK)
SQLiteError::throw_(db, "setting persistent WAL mode");
}

8
src/libstore/platform/darwin.cc
View file

@ -235,15 +235,15 @@ void DarwinLocalDerivationGoal::execBuilder(std::string builder, Strings args, S
if (drv->platform == "aarch64-darwin") {
// Unset kern.curproc_arch_affinity so we can escape Rosetta
int affinity = 0;
sysctlbyname("kern.curproc_arch_affinity", NULL, NULL, &affinity, sizeof(affinity));
sysctlbyname("kern.curproc_arch_affinity", nullptr, nullptr, &affinity, sizeof(affinity));
cpu_type_t cpu = CPU_TYPE_ARM64;
posix_spawnattr_setbinpref_np(&attrp, 1, &cpu, NULL);
posix_spawnattr_setbinpref_np(&attrp, 1, &cpu, nullptr);
} else if (drv->platform == "x86_64-darwin") {
cpu_type_t cpu = CPU_TYPE_X86_64;
posix_spawnattr_setbinpref_np(&attrp, 1, &cpu, NULL);
posix_spawnattr_setbinpref_np(&attrp, 1, &cpu, nullptr);
}
posix_spawn(NULL, builder.c_str(), NULL, &attrp, stringsToCharPtrs(args).data(), stringsToCharPtrs(envStrs).data());
posix_spawn(nullptr, builder.c_str(), nullptr, &attrp, stringsToCharPtrs(args).data(), stringsToCharPtrs(envStrs).data());
}
}

16
src/libutil/file-system.cc
View file

@ -21,22 +21,14 @@ Path absPath(Path path, std::optional<PathView> dir, bool resolveSymlinks)
{
if (path.empty() || path[0] != '/') {
if (!dir) {
#ifdef __GNU__
/* GNU (aka. GNU/Hurd) doesn't have any limitation on path
lengths and doesn't define `PATH_MAX'. */
char *buf = getcwd(NULL, 0);
if (buf == NULL)
#else
char buf[PATH_MAX];
if (!getcwd(buf, sizeof(buf)))
#endif
if (!getcwd(buf, sizeof(buf))) {
throw SysError("cannot get cwd");
}
path = concatStrings(buf, "/", path);
#ifdef __GNU__
free(buf);
#endif
} else
} else {
path = concatStrings(*dir, "/", path);
}
}
return canonPath(path, resolveSymlinks);
}

4
src/libutil/tarfile.cc
View file

@ -54,7 +54,7 @@ TarArchive::TarArchive(Source & source, bool raw) : buffer(65536)
archive_read_support_format_raw(archive);
archive_read_support_format_empty(archive);
}
archive_read_set_option(archive, NULL, "mac-ext", NULL);
archive_read_set_option(archive, nullptr, "mac-ext", nullptr);
check(archive_read_open(archive, (void *)this, callback_open, callback_read, callback_close), "Failed to open archive (%s)");
}
@ -65,7 +65,7 @@ TarArchive::TarArchive(const Path & path)
archive_read_support_filter_all(archive);
archive_read_support_format_all(archive);
archive_read_set_option(archive, NULL, "mac-ext", NULL);
archive_read_set_option(archive, nullptr, "mac-ext", nullptr);
check(archive_read_open_filename(archive, path.c_str(), 16384), "failed to open archive: %s");
}

15
src/nix/diff-closures.cc
View file

@ -24,24 +24,17 @@ GroupedPaths getClosureInfo(ref<Store> store, const StorePath & toplevel)
GroupedPaths groupedPaths;
for (auto & path : closure) {
for (auto const & path : closure) {
/* Strip the output name. Unfortunately this is ambiguous (we
can't distinguish between output names like "bin" and
version suffixes like "unstable"). */
static std::regex regex("(.*)-([a-z]+|lib32|lib64)");
std::smatch match;
std::cmatch match;
std::string name{path.name()};
// Used to keep name alive through being potentially overwritten below
// (to not invalidate the references from the regex result)
//
// n.b. cannot be just path.name().{begin,end}() since that returns const
// char *, which does not, for some reason, convert as required on
// libstdc++. Seems like a libstdc++ bug or standard bug to me... we
// can afford the allocation in any case.
const std::string origName{path.name()};
std::string_view const origName = path.name();
std::string outputName;
if (std::regex_match(origName, match, regex)) {
if (std::regex_match(origName.begin(), origName.end(), match, regex)) {
name = match[1];
outputName = match[2];
}

2
src/resolve-system-dependencies/resolve-system-dependencies.cc
View file

@ -48,7 +48,7 @@ std::set<std::string> runResolver(const Path & filename)
return {};
}
char* obj = (char*) mmap(NULL, st.st_size, PROT_READ, MAP_SHARED, fd.get(), 0);
char* obj = (char*) mmap(nullptr, st.st_size, PROT_READ, MAP_SHARED, fd.get(), 0);
if (!obj)
throw SysError("mmapping '%s'", filename);