kc3-lang/libiconv/m4/proto.m4

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• Hash : 70b9eb6d
  Author :
  Date : 2002-04-29T13:10:06
  

  Make autoconfiguration independent of clisp.
  

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• m4/proto.m4

• dnl Copyright (C) 1993-2002 Free Software Foundation, Inc.
  dnl This file is free software, distributed under the terms of the GNU
  dnl General Public License.  As a special exception to the GNU General
  dnl Public License, this file may be distributed as part of a program
  dnl that contains a configuration script generated by Autoconf, under
  dnl the same distribution terms as the rest of that program.
  
  dnl From Bruno Haible, Marcus Daniels.
  
  AC_PREREQ(2.13)
  
  dnl CL_PROTO(IDENTIFIER, ACTION-IF-NOT-FOUND, FINAL-PROTOTYPE)
  AC_DEFUN([CL_PROTO],
  [AC_MSG_CHECKING([for $1 declaration])
  AC_CACHE_VAL(cl_cv_proto_[$1], [$2
  cl_cv_proto_$1="$3"])
  cl_cv_proto_$1=`echo "[$]cl_cv_proto_$1" | tr -s ' ' | sed -e 's/( /(/'`
  AC_MSG_RESULT([$]{ac_t:-
           }[$]cl_cv_proto_$1)
  ])
  
  dnl CL_PROTO_RET(INCLUDES, DECL, CACHE-ID, TYPE-IF-OK, TYPE-IF-FAILS)
  AC_DEFUN([CL_PROTO_RET],
  [AC_TRY_COMPILE([$1]
  AC_LANG_EXTERN[$2
  ], [], $3="$4", $3="$5")
  ])
  
  dnl CL_PROTO_TRY(INCLUDES, ANSI-DECL, TRAD-DECL, ACTION-IF-OK, ACTION-IF-FAILS)
  AC_DEFUN([CL_PROTO_TRY],
  [AC_TRY_COMPILE([$1]
  AC_LANG_EXTERN
  [#if defined(__STDC__) || defined(__cplusplus)
  $2
  #else
  $3
  #endif
  ], [], [$4], [$5])
  ])
  
  dnl CL_PROTO_CONST(INCLUDES, ANSI-DECL, TRAD-DECL, CACHE-ID)
  AC_DEFUN([CL_PROTO_CONST],
  [CL_PROTO_TRY([$1], [$2], [$3], $4="", $4="const")]
  )
  

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