Import KTH Heimdal, which will be the core of our Kerberos5.

Userland to follow.

1 files changed, 63 insertions, 0 deletions

diff --git a/crypto/heimdal/cf/find-func-no-libs2.m4 b/crypto/heimdal/cf/find-func-no-libs2.m4
new file mode 100644
index 0000000..c404a7c
--- /dev/null
+++ b/crypto/heimdal/cf/find-func-no-libs2.m4
@@ -0,0 +1,63 @@
+dnl $Id: find-func-no-libs2.m4,v 1.3 1999/10/30 21:09:53 assar Exp $
+dnl
+dnl
+dnl Look for function in any of the specified libraries
+dnl
+
+dnl AC_FIND_FUNC_NO_LIBS2(func, libraries, includes, arguments, extra libs, extra args)
+AC_DEFUN(AC_FIND_FUNC_NO_LIBS2, [
+
+AC_MSG_CHECKING([for $1])
+AC_CACHE_VAL(ac_cv_funclib_$1,
+[
+if eval "test \"\$ac_cv_func_$1\" != yes" ; then
+	ac_save_LIBS="$LIBS"
+	for ac_lib in $2; do
+		if test -n "$ac_lib"; then 
+			ac_lib="-l$ac_lib"
+		else
+			ac_lib=""
+		fi
+		LIBS="$6 $ac_lib $5 $ac_save_LIBS"
+		AC_TRY_LINK([$3],[$1($4)],eval "if test -n \"$ac_lib\";then ac_cv_funclib_$1=$ac_lib; else ac_cv_funclib_$1=yes; fi";break)
+	done
+	eval "ac_cv_funclib_$1=\${ac_cv_funclib_$1-no}"
+	LIBS="$ac_save_LIBS"
+fi
+])
+
+eval "ac_res=\$ac_cv_funclib_$1"
+
+dnl autoheader tricks *sigh*
+: << END
+@@@funcs="$funcs $1"@@@
+@@@libs="$libs $2"@@@
+END
+
+# $1
+eval "ac_tr_func=HAVE_[]upcase($1)"
+eval "ac_tr_lib=HAVE_LIB[]upcase($ac_res | sed -e 's/-l//')"
+eval "LIB_$1=$ac_res"
+
+case "$ac_res" in
+	yes)
+	eval "ac_cv_func_$1=yes"
+	eval "LIB_$1="
+	AC_DEFINE_UNQUOTED($ac_tr_func)
+	AC_MSG_RESULT([yes])
+	;;
+	no)
+	eval "ac_cv_func_$1=no"
+	eval "LIB_$1="
+	AC_MSG_RESULT([no])
+	;;
+	*)
+	eval "ac_cv_func_$1=yes"
+	eval "ac_cv_lib_`echo "$ac_res" | sed 's/-l//'`=yes"
+	AC_DEFINE_UNQUOTED($ac_tr_func)
+	AC_DEFINE_UNQUOTED($ac_tr_lib)
+	AC_MSG_RESULT([yes, in $ac_res])
+	;;
+esac
+AC_SUBST(LIB_$1)
+])