--- /dev/null
+?RCS: $Id: d_const.U,v 3.0.1.1 1993/11/10 17:33:41 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_const.U,v $
+?RCS: Revision 3.0.1.1 1993/11/10 17:33:41 ram
+?RCS: patch14: stronger const check with added typedef for MIPS cc
+?RCS:
+?RCS: Revision 3.0 1993/08/18 12:05:51 ram
+?RCS: Baseline for dist 3.0 netwide release.
+?RCS:
+?MAKE:d_const: cat cc ccflags Setvar
+?MAKE: -pick add $@ %<
+?S:d_const:
+?S: This variable conditionally defines the HASCONST symbol, which
+?S: indicates to the C program that this C compiler knows about the
+?S: const type.
+?S:.
+?C:HASCONST ~ %<:
+?C: This symbol, if defined, indicates that this C compiler knows about
+?C: the const type. There is no need to actually test for that symbol
+?C: within your programs. The mere use of the "const" keyword will
+?C: trigger the necessary tests.
+?C:.
+?H:?%<:#$d_const HASCONST /**/
+?H:?%<:#ifndef HASCONST
+?H:?%<:#define const
+?H:?%<:#endif
+?H:.
+?W:%<:const
+?LINT:set d_const
+?LINT:known const
+: check for const keyword
+echo " "
+echo 'Checking to see if your C compiler knows about "const"...' >&4
+$cat >const.c <<'EOCP'
+?X: mmcg@bruce.cs.monash.edu.au reports that:
+?X: The MIPS cc compiler (V2.10) on a dec 5000 running Ultrix 4.2A
+?X: pretends to understand `const' but doesn't - it'll also fail to
+?X: handle typedefs properly if they're declared const. To guard
+?X: against this, boost up the test by using an explicit typedef...
+typedef struct spug { int drokk; } spug;
+int main()
+{
+ const char *foo;
+ const spug y = { 0 };
+}
+EOCP
+if $cc -c $ccflags const.c >/dev/null 2>&1 ; then
+ val="$define"
+ echo "Yup, it does."
+else
+ val="$undef"
+ echo "Nope, it doesn't."
+fi
+set d_const
+eval $setvar
+
--- /dev/null
+?RCS: $Id: d_dlopen.U,v 3.0.1.2 1995/07/25 13:52:56 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: Original Author: Andy Dougherty <doughera@lafcol.lafayette.edu>
+?RCS:
+?RCS: $Log: d_dlopen.U,v $
+?RCS: Revision 3.0.1.2 1995/07/25 13:52:56 ram
+?RCS: patch56: force compile-link test since symbol might lie in crt0.o (ADO)
+?RCS:
+?RCS: Revision 3.0.1.1 1994/08/29 16:07:34 ram
+?RCS: patch32: created by ADO
+?RCS:
+?MAKE:d_dlopen: Inlibc runnm d_cplusplus ccflags gccversion
+?MAKE: -pick add $@ %<
+?S:d_dlopen:
+?S: This variable conditionally defines the HAS_DLOPEN symbol, which
+?S: indicates to the C program that the dlopen() routine is available.
+?S:.
+?C:HAS_DLOPEN :
+?C: This symbol, if defined, indicates that the dlopen routine is
+?C: available.
+?C:.
+?H:#$d_dlopen HAS_DLOPEN /**/
+?H:.
+?T: xxx_runnm
+?T: xxx_ccflags
+?LINT:set d_dlopen
+?X: We don't permanently change runnm and ccflags, but we do temporarily.
+?LINT: change runnm
+?LINT: change ccflags
+: see if dlopen exists
+?X: On NetBSD and FreeBSD, dlopen is available, but it is in
+?X: /usr/lib/crt0.o, not in any of the libraries. Therefore, do not
+?X: use the nm extraction, but use a real compile and link test instead.
+xxx_runnm="$runnm"
+xxx_ccflags="$ccflags"
+runnm=false
+: with g++ one needs -shared to get is-in-libc to work for dlopen
+case "$gccversion" in
+'') ;;
+*) case "$d_cplusplus" in
+ "$define") ccflags="$ccflags -shared" ;;
+ esac
+ ;;
+esac
+set dlopen d_dlopen
+eval $inlibc
+runnm="$xxx_runnm"
+ccflags="$xxx_ccflags"
+
?C:Mmap_t:
?C: This symbol holds the return type of the mmap() system call
?C: (and simultaneously the type of the first argument).
-?C: Usually set to 'void *' or 'cadd_t'.
+?C: Usually set to 'void *' or 'caddr_t'.
?C:.
?H:#$d_mmap HAS_MMAP /**/
?H:#define Mmap_t $mmaptype /**/
--- /dev/null
+?RCS: $Id$
+?RCS:
+?RCS: Copyright (c) 2005 H.Merijn Brand
+?RCS:
+?RCS: You may distribute under the terms of either the GNU General Public
+?RCS: License or the Artistic License, as specified in the README file.
+?RCS:
+?MAKE:d_cplusplus: Compile Inlibc Setvar run cat rm
+?MAKE: -pick add $@ %<
+?S:d_cplusplus (d_cplusplus.U):
+?S: This variable conditionally defines the USE_CPLUSPLUS symbol, which
+?S: indicates that a C++ compiler was used to compiled Perl and will be
+?S: used to compile extensions.
+?S:.
+?C:USE_CPLUSPLUS:
+?C: This symbol, if defined, indicates that a C++ compiler was
+?C: used to compiled Perl and will be used to compile extensions.
+?C:.
+?H:#$d_cplusplus USE_CPLUSPLUS /**/
+?H:.
+?LINT:set d_cplusplus
+
+echo " "
+echo "Checking for C++..." >&4
+cat >try.c <<'EOCP'
+#include <stdio.h>
+int main(void)
+{
+#ifdef __cplusplus
+ printf("define\n");
+#else
+ printf("undef\n");
+#endif
+ return 0;
+}
+EOCP
+set try
+if eval $compile_ok && $run ./try >cplusplus$$; then
+ val=`$cat cplusplus$$`
+ echo "You are using a C++ compiler."
+else
+ val="$undef"
+ echo "You are not using a C++ compiler."
+fi
+$rm -f try try.* cplusplus$$
+set d_cplusplus
+eval $setvar
+
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