pause() System Call in Linux

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NAME

pause - wait for signal

SYNOPSIS

#include <unistd.h>

int pause(void);

DESCRIPTION

The pause() library function causes the invoking process (or thread) to sleep until a signal is received that either terminates it or causes it to call a signal-catching function.

RETURN VALUE

The pause() function only returns when a signal was caught and the signal-catching function returned. In this case pause() returns -1, and errno is set to EINTR.

ERRORS

CONFORMING TO

SVr4, 4.3BSD, POSIX.1-2001.

SEE ALSO

• kill (2)

• select (2)

• signal (2)

• sigsuspend (2)