Artifact 6604513a112eba131e1e54e38b5bc47138f42cbb:


0000: 64 6e 6c 20 2d 2a 2d 20 41 75 74 6f 63 6f 6e 66  dnl -*- Autoconf
0010: 20 2d 2a 2d 0a 64 6e 6c 20 43 6f 70 79 72 69 67   -*-.dnl Copyrig
0020: 68 74 20 28 43 29 20 31 39 39 33 2d 32 30 30 33  ht (C) 1993-2003
0030: 20 46 72 65 65 20 53 6f 66 74 77 61 72 65 20 46   Free Software F
0040: 6f 75 6e 64 61 74 69 6f 6e 2c 20 49 6e 63 2e 0a  oundation, Inc..
0050: 64 6e 6c 20 54 68 69 73 20 66 69 6c 65 20 69 73  dnl This file is
0060: 20 66 72 65 65 20 73 6f 66 74 77 61 72 65 2c 20   free software, 
0070: 64 69 73 74 72 69 62 75 74 65 64 20 75 6e 64 65  distributed unde
0080: 72 20 74 68 65 20 74 65 72 6d 73 20 6f 66 20 74  r the terms of t
0090: 68 65 20 47 4e 55 0a 64 6e 6c 20 47 65 6e 65 72  he GNU.dnl Gener
00a0: 61 6c 20 50 75 62 6c 69 63 20 4c 69 63 65 6e 73  al Public Licens
00b0: 65 2e 20 20 41 73 20 61 20 73 70 65 63 69 61 6c  e.  As a special
00c0: 20 65 78 63 65 70 74 69 6f 6e 20 74 6f 20 74 68   exception to th
00d0: 65 20 47 4e 55 20 47 65 6e 65 72 61 6c 0a 64 6e  e GNU General.dn
00e0: 6c 20 50 75 62 6c 69 63 20 4c 69 63 65 6e 73 65  l Public License
00f0: 2c 20 74 68 69 73 20 66 69 6c 65 20 6d 61 79 20  , this file may 
0100: 62 65 20 64 69 73 74 72 69 62 75 74 65 64 20 61  be distributed a
0110: 73 20 70 61 72 74 20 6f 66 20 61 20 70 72 6f 67  s part of a prog
0120: 72 61 6d 0a 64 6e 6c 20 74 68 61 74 20 63 6f 6e  ram.dnl that con
0130: 74 61 69 6e 73 20 61 20 63 6f 6e 66 69 67 75 72  tains a configur
0140: 61 74 69 6f 6e 20 73 63 72 69 70 74 20 67 65 6e  ation script gen
0150: 65 72 61 74 65 64 20 62 79 20 41 75 74 6f 63 6f  erated by Autoco
0160: 6e 66 2c 20 75 6e 64 65 72 0a 64 6e 6c 20 74 68  nf, under.dnl th
0170: 65 20 73 61 6d 65 20 64 69 73 74 72 69 62 75 74  e same distribut
0180: 69 6f 6e 20 74 65 72 6d 73 20 61 73 20 74 68 65  ion terms as the
0190: 20 72 65 73 74 20 6f 66 20 74 68 61 74 20 70 72   rest of that pr
01a0: 6f 67 72 61 6d 2e 0a 0a 64 6e 6c 20 46 72 6f 6d  ogram...dnl From
01b0: 20 42 72 75 6e 6f 20 48 61 69 62 6c 65 2c 20 4d   Bruno Haible, M
01c0: 61 72 63 75 73 20 44 61 6e 69 65 6c 73 2c 20 53  arcus Daniels, S
01d0: 61 6d 20 53 74 65 69 6e 67 6f 6c 64 0a 0a 41 43  am Steingold..AC
01e0: 5f 50 52 45 52 45 51 28 32 2e 35 37 29 0a 0a 41  _PREREQ(2.57)..A
01f0: 43 5f 44 45 46 55 4e 28 5b 52 4c 5f 56 4f 49 44  C_DEFUN([RL_VOID
0200: 5d 2c 0a 5b 43 4c 5f 43 4f 4d 50 49 4c 45 5f 43  ],.[CL_COMPILE_C
0210: 48 45 43 4b 28 5b 77 6f 72 6b 69 6e 67 20 76 6f  HECK([working vo
0220: 69 64 5d 2c 20 72 6c 5f 63 76 5f 63 5f 76 6f 69  id], rl_cv_c_voi
0230: 64 2c 20 2c 0a 5b 76 6f 69 64 20 66 28 29 3b 0a  d, ,.[void f();.
0240: 74 79 70 65 64 65 66 20 76 6f 69 64 20 78 3b 20  typedef void x; 
0250: 78 20 67 28 29 3b 0a 74 79 70 65 64 65 66 20 76  x g();.typedef v
0260: 6f 69 64 2a 20 79 3b 20 79 20 61 3b 0a 5d 2c 20  oid* y; y a;.], 
0270: 2c 20 41 43 5f 44 45 46 49 4e 45 28 5b 76 6f 69  , AC_DEFINE([voi
0280: 64 5d 2c 5b 63 68 61 72 5d 2c 5b 44 65 66 69 6e  d],[char],[Defin
0290: 65 20 74 6f 2c 20 73 61 79 2c 20 63 68 61 72 2c  e to, say, char,
02a0: 20 69 66 20 79 6f 75 72 20 73 79 73 74 65 6d 20   if your system 
02b0: 64 6f 65 73 20 6e 6f 74 20 73 75 70 70 6f 72 74  does not support
02c0: 20 76 6f 69 64 20 74 79 70 65 5d 29 29 64 6e 6c   void type]))dnl
02d0: 0a 5d 29 0a 0a 41 43 5f 44 45 46 55 4e 28 5b 43  .])..AC_DEFUN([C
02e0: 4c 5f 56 4f 49 44 5d 2c 0a 5b 43 4c 5f 43 4f 4d  L_VOID],.[CL_COM
02f0: 50 49 4c 45 5f 43 48 45 43 4b 28 5b 77 6f 72 6b  PILE_CHECK([work
0300: 69 6e 67 20 76 6f 69 64 5d 2c 20 63 6c 5f 63 76  ing void], cl_cv
0310: 5f 63 5f 76 6f 69 64 2c 20 2c 0a 5b 76 6f 69 64  _c_void, ,.[void
0320: 20 66 28 29 3b 0a 74 79 70 65 64 65 66 20 76 6f   f();.typedef vo
0330: 69 64 20 78 3b 20 78 20 67 28 29 3b 0a 74 79 70  id x; x g();.typ
0340: 65 64 65 66 20 76 6f 69 64 2a 20 79 3b 20 79 20  edef void* y; y 
0350: 61 3b 0a 5d 2c 20 68 61 76 65 5f 76 6f 69 64 3d  a;.], have_void=
0360: 31 2c 20 41 43 5f 44 45 46 49 4e 45 28 76 6f 69  1, AC_DEFINE(voi
0370: 64 2c 63 68 61 72 2c 5b 44 65 66 69 6e 65 20 74  d,char,[Define t
0380: 6f 2c 20 73 61 79 2c 20 63 68 61 72 2c 20 69 66  o, say, char, if
0390: 20 79 6f 75 72 20 73 79 73 74 65 6d 20 64 6f 65   your system doe
03a0: 73 20 6e 6f 74 20 73 75 70 70 6f 72 74 20 76 6f  s not support vo
03b0: 69 64 20 74 79 70 65 5d 29 29 64 6e 6c 0a 69 66  id type]))dnl.if
03c0: 20 74 65 73 74 20 2d 6e 20 22 24 68 61 76 65 5f   test -n "$have_
03d0: 76 6f 69 64 22 3b 20 74 68 65 6e 0a 43 4c 5f 43  void"; then.CL_C
03e0: 4f 4d 50 49 4c 45 5f 43 48 45 43 4b 28 5b 77 6f  OMPILE_CHECK([wo
03f0: 72 6b 69 6e 67 20 5c 22 72 65 74 75 72 6e 20 76  rking \"return v
0400: 6f 69 64 5c 22 5d 2c 20 63 6c 5f 63 76 5f 63 5f  oid\"], cl_cv_c_
0410: 72 65 74 75 72 6e 5f 76 6f 69 64 2c 0a 5b 76 6f  return_void,.[vo
0420: 69 64 20 66 28 29 20 7b 7d 20 74 79 70 65 64 65  id f() {} typede
0430: 66 20 76 6f 69 64 20 78 3b 20 78 20 67 28 29 20  f void x; x g() 
0440: 7b 20 72 65 74 75 72 6e 20 66 28 29 3b 20 7d 5d  { return f(); }]
0450: 2c 20 5b 5d 2c 0a 63 6c 5f 63 76 5f 63 5f 72 65  , [],.cl_cv_c_re
0460: 74 75 72 6e 5f 76 6f 69 64 5f 66 6f 72 6d 3d 72  turn_void_form=r
0470: 65 74 75 72 6e 2c 20 63 6c 5f 63 76 5f 63 5f 72  eturn, cl_cv_c_r
0480: 65 74 75 72 6e 5f 76 6f 69 64 5f 66 6f 72 6d 3d  eturn_void_form=
0490: 22 22 29 0a 66 69 0a 41 43 5f 44 45 46 49 4e 45  "").fi.AC_DEFINE
04a0: 5f 55 4e 51 55 4f 54 45 44 28 72 65 74 75 72 6e  _UNQUOTED(return
04b0: 5f 76 6f 69 64 2c 24 63 6c 5f 63 76 5f 63 5f 72  _void,$cl_cv_c_r
04c0: 65 74 75 72 6e 5f 76 6f 69 64 5f 66 6f 72 6d 2c  eturn_void_form,
04d0: 5b 44 65 66 69 6e 65 20 61 73 20 60 72 65 74 75  [Define as `retu
04e0: 72 6e 27 20 69 66 20 79 6f 75 72 20 63 6f 6d 70  rn' if your comp
04f0: 69 6c 65 72 20 61 6c 6c 6f 77 73 20 72 65 74 75  iler allows retu
0500: 72 6e 69 6e 67 20 65 78 70 72 65 73 73 69 6f 6e  rning expression
0510: 73 20 6f 66 20 74 79 70 65 20 60 76 6f 69 64 27  s of type `void'
0520: 20 66 72 6f 6d 20 66 75 6e 63 74 69 6f 6e 73 5d   from functions]
0530: 29 0a 5d 29 0a                                   ).]).