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+?RCS: $Id: d_strctcpy.U,v 3.0 1993/08/18 12:07:34 ram Exp $
+?RCS:
+?RCS: Copyright (c) 1991-1993, Raphael Manfredi
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic Licence,
+?RCS: as specified in the README file that comes with the distribution.
+?RCS: You may reuse parts of this distribution only within the terms of
+?RCS: that same Artistic Licence; a copy of which may be found at the root
+?RCS: of the source tree for dist 3.0.
+?RCS:
+?RCS: $Log: d_strctcpy.U,v $
+?RCS: Revision 3.0 1993/08/18 12:07:34 ram
+?RCS: Baseline for dist 3.0 netwide release.
+?RCS:
+?MAKE:d_strctcpy: cat rm cc Setvar
+?MAKE: -pick add $@ %<
+?S:d_strctcpy:
+?S: This variable conditionally defines the USE_STRUCT_COPY symbol, which
+?S: indicates to the C program that this C compiler knows how to copy
+?S: structures.
+?S:.
+?C:USE_STRUCT_COPY (STRUCTCOPY):
+?C: This symbol, if defined, indicates that this C compiler knows how
+?C: to copy structures. If undefined, you'll need to use a block copy
+?C: routine of some sort instead.
+?C:.
+?H:#$d_strctcpy USE_STRUCT_COPY /**/
+?H:.
+?LINT:set d_strctcpy
+: check for structure copying
+echo " "
+echo "Checking to see if your C compiler can copy structs..." >&4
+$cat >try.c <<'EOCP'
+main()
+{
+ struct blurfl {
+ int dyick;
+ } foo, bar;
+
+ foo = bar;
+}
+EOCP
+if $cc -c try.c >/dev/null 2>&1 ; then
+ val="$define"
+ echo "Yup, it can."
+else
+ val="$undef"
+ echo "Nope, it can't."
+fi
+set d_strctcpy
+eval $setvar
+$rm -f try.*
+