[LU-8080] Replace calls to signal with sigaction in multithreaded environments

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.9.0
• Labels: patch
• Severity: 3
• Assignee: Bruno Faccini (Inactive)
• Reporter: CEA

Description

The man page for signal (2) states that sigaction should replace signal for portability. It also states:
"The effects of signal() in a multithreaded process are unspecified."