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Fix some memory leaks

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This commit is contained in:
Eelco Dolstra 2014-12-12 15:01:16 +01:00
parent 28f22b4653
commit f52b6c944e
3 changed files with 27 additions and 35 deletions
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19
src/libutil/util.cc
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@ -912,16 +912,19 @@ pid_t startProcess(std::function<void()> fun, const ProcessOptions & options)
}
std::vector<const char *> stringsToCharPtrs(const Strings & ss)
{
std::vector<const char *> res;
for (auto & s : ss) res.push_back(s.c_str());
res.push_back(0);
return res;
}
string runProgram(Path program, bool searchPath, const Strings & args)
{
checkInterrupt();
std::vector<const char *> cargs; /* careful with c_str()! */
cargs.push_back(program.c_str());
for (Strings::const_iterator i = args.begin(); i != args.end(); ++i)
cargs.push_back(i->c_str());
cargs.push_back(0);
/* Create a pipe. */
Pipe pipe;
pipe.create();
@ -931,6 +934,10 @@ string runProgram(Path program, bool searchPath, const Strings & args)
if (dup2(pipe.writeSide, STDOUT_FILENO) == -1)
throw SysError("dupping stdout");
Strings args_(args);
args_.push_front(program);
auto cargs = stringsToCharPtrs(args_);
if (searchPath)
execvp(program.c_str(), (char * *) &cargs[0]);
else