Full form of SIGUSR1 is SIGnal: USeR-defined signal 1
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What is the full form of SIGUSR1?
SIGUSR1 stands for SIGnal: USeR-defined signal 1.
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Citations
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"SIGUSR1." Fullformexpand.com, https://www.fullformexpand.com/sigusr1/signal-user-defined-signal-1. Accessed 22 Feb. 2026.
Fullformexpand.com, 2026. "SIGUSR1." Accessed February 22, 2026. https://www.fullformexpand.com/sigusr1/signal-user-defined-signal-1.
"SIGUSR1." (n.d.). Fullformexpand.com. Retrieved February 22, 2026, from https://www.fullformexpand.com/sigusr1/signal-user-defined-signal-1.
SIGUSR1. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/sigusr1/signal-user-defined-signal-1 (Accessed: 22 February 2026).
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SIGUSR1 Full Form
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