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Simplify commonChildInit()

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This commit is contained in:
Eelco Dolstra 2023-03-14 18:58:12 +01:00
parent a387f46967
commit 19326ac297
4 changed files with 5 additions and 5 deletions
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2
src/libstore/build/hook-instance.cc
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@ -35,7 +35,7 @@ HookInstance::HookInstance()
/* Fork the hook. */
pid = startProcess([&]() {
commonChildInit(fromHook);
commonChildInit(fromHook.writeSide.get());
if (chdir("/") == -1) throw SysError("changing into /");

2
src/libstore/build/local-derivation-goal.cc
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@ -1649,7 +1649,7 @@ void LocalDerivationGoal::runChild()
try { /* child */
commonChildInit(builderOut);
commonChildInit(builderOut.writeSide.get());
try {
setupSeccomp();

4
src/libutil/util.cc
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@ -1968,7 +1968,7 @@ std::string showBytes(uint64_t bytes)
// FIXME: move to libstore/build
void commonChildInit(Pipe & logPipe)
void commonChildInit(int stderrFd)
{
logger = makeSimpleLogger();
@ -1983,7 +1983,7 @@ void commonChildInit(Pipe & logPipe)
throw SysError("creating a new session");
/* Dup the write side of the logger pipe into stderr. */
if (dup2(logPipe.writeSide.get(), STDERR_FILENO) == -1)
if (dup2(stderrFd, STDERR_FILENO) == -1)
throw SysError("cannot pipe standard error into log file");
/* Dup stderr to stdout. */

2
src/libutil/util.hh
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@ -704,7 +704,7 @@ typedef std::function<bool(const Path & path)> PathFilter;
extern PathFilter defaultPathFilter;
/* Common initialisation performed in child processes. */
void commonChildInit(Pipe & logPipe);
void commonChildInit(int stderrFd);
/* Create a Unix domain socket. */
AutoCloseFD createUnixDomainSocket();