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#include "testtools.hh"
#include "common/tools.hh"
#include <unistd.h>
using namespace rtfl::tools;
namespace rtfl {
namespace tests {
int openPipe (const char *command)
{
int pipefd[2];
if (pipe (pipefd) == -1)
syserr ("pipe failed");
switch (fork ()) {
case -1:
syserr ("fork failed");
break;
case 0:
if (close (pipefd[0]) == -1)
syserr ("close(%d) failed", pipefd[0]);
if (close (1) == -1)
syserr ("close(%d) failed", 1);
if (dup2 (pipefd[1], 1) == -1)
syserr ("dup2(%d, %d) failed", pipefd[1], 1);
if (close (pipefd[1]) == -1)
syserr ("close(%d) failed", pipefd[1]);
execlp ("sh", "sh", "-c", command, NULL);
syserr ("exec(\"%s\", \"%s\", \"%s\", \"%s\", NULL) failed",
"sh", "sh", "-c", command);
break;
default:
if (close (pipefd[1]) == -1)
syserr ("close(%d) failed", pipefd[1]);
return pipefd[0];
}
return -1;
}
} // namespace tests
} // namespace rtfl
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