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/ IRIX Base Documentation 2002 November / SGI IRIX Base Documentation 2002 November.iso / usr / share / catman / p_man / cat2 / standard / siginterrupt.z / siginterrupt
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Text File  |  2002-10-03  |  3.3 KB  |  67 lines
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  4. ssssiiiiggggiiiinnnntttteeeerrrrrrrruuuupppptttt((((2222))))                                                ssssiiiiggggiiiinnnntttteeeerrrrrrrruuuupppptttt((((2222))))
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  8. NNNNAAAAMMMMEEEE
  9.      siginterrupt - allow signals to interrupt functions (X/Open XPG4)
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  11. SSSSYYYYNNNNOOOOPPPPSSSSIIIISSSS
  12.      ####iiiinnnncccclllluuuuddddeeee <<<<ssssiiiiggggnnnnaaaallll....hhhh>>>>
  13.  
  14.      iiiinnnntttt ssssiiiiggggiiiinnnntttteeeerrrrrrrruuuupppptttt((((iiiinnnntttt ssssiiiigggg,,,, iiiinnnntttt ffffllllaaaagggg))));;;;
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  16. DDDDEEEESSSSCCCCRRRRIIIIPPPPTTTTIIIIOOOONNNN
  17.      The _s_i_g_i_n_t_e_r_r_u_p_t() function is used to change the restart behaviour when
  18.      a function is interrupted by the specified signal.  The function
  19.      _s_i_g_i_n_t_e_r_r_u_p_t(_s_i_g, _f_l_a_g) has an effect as if implemented as:
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  21.      ssssiiiiggggiiiinnnntttteeeerrrrrrrruuuupppptttt((((iiiinnnntttt ssssiiiigggg,,,, iiiinnnntttt ffffllllaaaagggg)))) {{{{
  22.           iiiinnnntttt rrrreeeetttt;;;;
  23.           ssssttttrrrruuuucccctttt ssssiiiiggggaaaaccccttttiiiioooonnnn aaaacccctttt;;;;
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  25.           vvvvooooiiiidddd ((((ssssiiiiggggaaaaccccttttiiiioooonnnn))))((((ssssiiiigggg,,,, NNNNUUUULLLLLLLL,,,, aaaacccctttt))));;;;
  26.           iiiiffff ((((ffffllllaaaagggg))))
  27.                aaaacccctttt....ssssaaaa____ffffllllaaaaggggssss ==== ~~~~SSSSAAAA____RRRREEEESSSSTTTTAAAARRRRTTTT;;;;
  28.           eeeellllsssseeee
  29.                aaaacccctttt....ssssaaaa____ffffllllaaaaggggssss ==== SSSSAAAA____RRRREEEESSSSTTTTAAAARRRRTTTT;;;;
  30.           rrrreeeetttt ==== ssssiiiiggggaaaaccccttttiiiioooonnnn((((ssssiiiigggg,,,, aaaacccctttt,,,, NNNNUUUULLLLLLLL))));;;;
  31.           rrrreeeettttuuuurrrrnnnn rrrreeeetttt;;;;
  32.      }}}};;;;
  33.  
  34.      The _s_i_g_i_n_t_e_r_r_u_p_t() function supports programs written to historical
  35.      system interfaces.  A portable application, when being written or
  36.      rewritten, should use _s_i_g_a_c_t_i_o_n() with the _SSSS_AAAA______RRRR_EEEE_SSSS_TTTT_AAAA_RRRR_TTTT flag instead of
  37.      _s_i_g_i_n_t_e_r_r_u_p_t().
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  39. SSSSEEEEEEEE AAAALLLLSSSSOOOO
  40.      sigaction(2).
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  42. DDDDIIIIAAAAGGGGNNNNOOOOSSSSTTTTIIIICCCCSSSS
  43.      A 0 value indicates that the call succeeded.  A -1 return value indicates
  44.      an error occurred and _e_r_r_n_o is set to indicate the reason.
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  63.                                                                         PPPPaaaaggggeeee 1111
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