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Fix child process spawning on linux (#773)

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This commit is contained in:
Lukas Senionis
2023-01-19 08:40:12 +02:00
committed by GitHub
parent c4c0413f9e
commit c81aa99c38
5 changed files with 36 additions and 14 deletions
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5
src/platform/windows/misc.cpp
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@@ -375,7 +375,7 @@ void free_proc_thread_attr_list(LPPROC_THREAD_ATTRIBUTE_LIST list) {
HeapFree(GetProcessHeap(), 0, list);
}
bp::child run_unprivileged(const std::string &cmd, boost::filesystem::path &working_dir, bp::environment &env, FILE *file, std::error_code &ec) {
bp::child run_unprivileged(const std::string &cmd, boost::filesystem::path &working_dir, bp::environment &env, FILE *file, std::error_code &ec, bp::group *group) {
HANDLE shell_token = duplicate_shell_token();
if(!shell_token) {
// This can happen if the shell has crashed. Fail the launch rather than risking launching with
@@ -490,6 +490,9 @@ bp::child run_unprivileged(const std::string &cmd, boost::filesystem::path &work
// Since we are always spawning a process with a less privileged token than ourselves,
// bp::child() should have no problem opening it with any access rights it wants.
auto child = bp::child((bp::pid_t)process_info.dwProcessId);
if(group) {
group->add(child);
}
// Only close handles after bp::child() has opened the process. If the process terminates
// quickly, the PID could be reused if we close the process handle.