diff options
| -rw-r--r-- | raul/Process.hpp | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/raul/Process.hpp b/raul/Process.hpp index 80063a1..2f5e286 100644 --- a/raul/Process.hpp +++ b/raul/Process.hpp @@ -46,27 +46,29 @@ public: ? command.substr(0, command.find(" ")) : command; - std::cerr << "Launching child process '" << executable << "' with command line '" - << command << "'" << std::endl; + const std::string arguments = command.substr((command.find(" ") + 1)); - // Use the same double fork() trick as JACK to prevent zombie children - const int err = fork(); + std::cerr << "Launching child process '" << executable << "' with arguments '" + << arguments << "'" << std::endl; - if (err == 0) { - // (child) + // Use the same double fork() trick as JACK to prevent zombie children + const int err = fork(); - // close all nonstandard file descriptors - struct rlimit max_fds; - getrlimit(RLIMIT_NOFILE, &max_fds); + if (err == 0) { + // (child) - for (rlim_t fd = 3; fd < max_fds.rlim_cur; ++fd) - close(fd); + // close all nonstandard file descriptors + struct rlimit max_fds; + getrlimit(RLIMIT_NOFILE, &max_fds); - switch (fork()) { - case 0: - // (grandchild) - setsid(); - execlp(executable.c_str(), command.c_str(), NULL); + for (rlim_t fd = 3; fd < max_fds.rlim_cur; ++fd) + close(fd); + + switch (fork()) { + case 0: + // (grandchild) + setsid(); + execlp(executable.c_str(), arguments.c_str(), NULL); _exit(-1); case -1: |