4.4BSD/usr/share/man/cat2/sigpending.0

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SIGPENDING(2)               BSD Programmer's Manual              SIGPENDING(2)

NNAAMMEE
     ssiiggppeennddiinngg - get pending signals

SSYYNNOOPPSSIISS
     ##iinncclluuddee <<ssiiggnnaall..hh>>

     _i_n_t
     ssiiggppeennddiinngg(_s_i_g_s_e_t___t _*_s_e_t);

DDEESSCCRRIIPPTTIIOONN
     The ssiiggppeennddiinngg function returns a mask of the signals pending for deliv-
     ery to the calling process in the location indicated by _s_e_t. Signals may
     be pending because they are currently masked, or transiently before de-
     livery (although the latter case is not normally detectable).

RREETTUURRNN VVAALLUUEESS
     A 0 value indicated that the call succeeded.  A -1 return value indicates
     an error occurred and _e_r_r_n_o is set to indicated the reason.

EERRRROORRSS
     The ssiiggppeennddiinngg function does not currently detect any errors.

SSEEEE AALLSSOO
     sigaction(2),  sigprocmask(2)

SSTTAANNDDAARRDDSS
     The ssiiggppeennddiinngg function is defined by .

4.4BSD                           June 4, 1993                                1