c83d4f3dbb
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@4191 ec53bebd-3082-4978-b11e-865c3cabbd6b
27 lines
537 B
Plaintext
27 lines
537 B
Plaintext
dnl $Id$
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dnl
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dnl
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dnl Check if we need the prototype for a function
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dnl
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dnl AC_NEED_PROTO(includes, function)
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AC_DEFUN(AC_NEED_PROTO, [
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AC_CACHE_CHECK([if $2 needs a prototype], ac_cv_func_$2_noproto,
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AC_TRY_COMPILE([$1],
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[struct foo { int foo; } xx;
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extern int $2 (struct foo*);
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$2(&xx);
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],
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eval "ac_cv_func_$2_noproto=yes",
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eval "ac_cv_func_$2_noproto=no"))
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define([foo], [NEED_]translit($2, [a-z], [A-Z])[_PROTO])
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if test "$ac_cv_func_$2_noproto" = yes; then
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AC_DEFINE(foo)
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fi
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: << END
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@@@syms="$syms foo"@@@
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END
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undefine([foo])
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])
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