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Use std::vector::data()

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This commit is contained in:
Eelco Dolstra 2015-06-09 10:50:55 +02:00
parent f2b67fbf2a
commit 7c4501886d
3 changed files with 8 additions and 12 deletions
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7
src/libstore/build.cc
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@ -2305,7 +2305,6 @@ void DerivationGoal::runChild()
Strings envStrs;
foreach (Environment::const_iterator, i, env)
envStrs.push_back(rewriteHashes(i->first + "=" + i->second, rewritesToTmp));
auto envArr = stringsToCharPtrs(envStrs);
/* If we are running in `build-users' mode, then switch to the
user we allocated above. Make sure that we drop all root
@ -2452,7 +2451,6 @@ void DerivationGoal::runChild()
foreach (Strings::iterator, i, drv.args)
args.push_back(rewriteHashes(*i, rewritesToTmp));
auto argArr = stringsToCharPtrs(args);
restoreSIGPIPE();
@ -2466,7 +2464,7 @@ void DerivationGoal::runChild()
}
/* Execute the program. This should not return. */
execve(builder, (char * *) &argArr[0], (char * *) &envArr[0]);
execve(builder, stringsToCharPtrs(args).data(), stringsToCharPtrs(envStrs).data());
throw SysError(format("executing ‘%1%’") % drv.builder);
@ -3094,7 +3092,6 @@ void SubstitutionGoal::tryToRun()
args.push_back("--substitute");
args.push_back(storePath);
args.push_back(destPath);
auto argArr = stringsToCharPtrs(args);
/* Fork the substitute program. */
pid = startProcess([&]() {
@ -3104,7 +3101,7 @@ void SubstitutionGoal::tryToRun()
if (dup2(outPipe.writeSide, STDOUT_FILENO) == -1)
throw SysError("cannot dup output pipe into stdout");
execv(sub.c_str(), (char * *) &argArr[0]);
execv(sub.c_str(), stringsToCharPtrs(args).data());
throw SysError(format("executing ‘%1%’") % sub);
});