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popen: add getter for pid

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This commit is contained in:
Steffen Vogel 2019-06-05 18:58:56 +02:00
parent 053ca037cb
commit 5c8e297319
2 changed files with 11 additions and 6 deletions
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11
common/include/villas/popen.hpp
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@ -48,21 +48,26 @@ public:
int close();
void kill(int signal = SIGINT);
std::istream &in()
std::istream &cin()
{
return *(input.stream);
}
std::ostream &out()
std::ostream &cout()
{
return *(output.stream);
}
int fd()
int getFd()
{
return input.buffer->fd();
}
pid_t getPid() const
{
return pid;
}
protected:
std::string command;
pid_t pid;

6
common/tests/unit/popen.cpp
View file

@ -33,12 +33,12 @@ Test(popen, cat)
{
Popen proc("cat");
proc.out() << "Hello World" << std::endl;
proc.out().flush();
proc.cout() << "Hello World" << std::endl;
proc.cout().flush();
std::string str, str2;
proc.in() >> str >> str2;
proc.cin() >> str >> str2;
cr_assert_eq(str, "Hello");
cr_assert_eq(str2, "World");