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Add OS::is_process_running function.

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Adds the is_process_running function to the native OS class and exposes it to script.

This is implemented on Windows and Unix platforms. A stub is provided for other platforms that do not support this function.

Documentation is updated to reflect new API function.
This commit is contained in:
mdavisprog 2021-08-12 20:36:23 -07:00
parent 1b2992799b
commit f3c1232c59
12 changed files with 56 additions and 0 deletions
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9
drivers/unix/os_unix.cpp
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@ -412,6 +412,15 @@ int OS_Unix::get_process_id() const {
return getpid();
}
bool OS_Unix::is_process_running(const ProcessID &p_pid) const {
int status = 0;
if (waitpid(p_pid, &status, WNOHANG) != 0) {
return false;
}
return true;
}
bool OS_Unix::has_environment(const String &p_var) const {
return getenv(p_var.utf8().get_data()) != nullptr;
}