2004-04-03 21:22:55 +00:00
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dnl $Id: proto-compat.m4,v 1.3.34.1 2004/04/01 07:27:35 joda Exp $
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2000-01-09 20:58:00 +00:00
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dnl
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dnl
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dnl Check if the prototype of a function is compatible with another one
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dnl
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dnl AC_PROTO_COMPAT(includes, function, prototype)
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2004-04-03 21:22:55 +00:00
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AC_DEFUN([AC_PROTO_COMPAT], [
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2000-01-09 20:58:00 +00:00
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AC_CACHE_CHECK([if $2 is compatible with system prototype],
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ac_cv_func_$2_proto_compat,
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AC_TRY_COMPILE([$1],
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[$3;],
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eval "ac_cv_func_$2_proto_compat=yes",
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eval "ac_cv_func_$2_proto_compat=no"))
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define([foo], translit($2, [a-z], [A-Z])[_PROTO_COMPATIBLE])
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if test "$ac_cv_func_$2_proto_compat" = yes; then
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AC_DEFINE(foo, 1, [define if prototype of $2 is compatible with
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$3])
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fi
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undefine([foo])
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])
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