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Log error when pipe creation fails

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This commit is contained in:
TheAssassin
2020-10-05 22:31:16 +02:00
parent 04d5321a5f
commit bfcde878e2
1 changed files with 12 additions and 3 deletions
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15
src/subprocess/process.cpp
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@@ -41,10 +41,19 @@ process::process(const std::vector<std::string>& args, const subprocess_env_map_
int stdout_pipe_fds[2];
int stderr_pipe_fds[2];
// FIXME: for debugging of #150
auto create_pipe = [](int fds[]) {
const auto rv = pipe(fds);
if (rv != 0) {
const auto error = errno;
throw std::logic_error("failed to create pipe: " + std::string(strerror(error)));
}
};
// create actual pipes
if (pipe(stdout_pipe_fds) != 0 || pipe(stderr_pipe_fds) != 0) {
throw std::logic_error{"failed to create pipes"};
}
create_pipe(stdout_pipe_fds);
create_pipe(stderr_pipe_fds);
// create child process
child_pid_ = fork();