xnu-1699.22.73.tar.gz

[apple/xnu.git] / SETUP / config / externs.c

diff --git a/SETUP/config/externs.c b/SETUP/config/externs.c
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+/*
+ * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
+ * Reserved.  This file contains Original Code and/or Modifications of
+ * Original Code as defined in and that are subject to the Apple Public
+ * Source License Version 1.0 (the 'License').  You may not use this file
+ * except in compliance with the License.  Please obtain a copy of the
+ * License at http://www.apple.com/publicsource and read it before using
+ * this file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
+ * License for the specific language governing rights and limitations
+ * under the License."
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+/* Copyright (c) Apple Computer, Inc. All rights reserved. */
+
+#include <config.h>
+
+
+/*
+ * Config has a global notion of which machine type is
+ * being used.  It uses the name of the machine in choosing
+ * files and directories.  Thus if the name of the machine is ``vax'',
+ * it will build from ``Makefile.vax'' and use ``../vax/inline''
+ * in the makerules, etc.
+ */
+int    machine;
+const char     *machinename;
+
+/*
+ * For each machine, a set of CPU's may be specified as supported.
+ * These and the options (below) are put in the C flags in the makefile.
+ */
+
+struct cputype  *cputype;
+
+/*
+ * In order to configure and build outside the kernel source tree,
+ * we may wish to specify where the source tree lives.
+ */
+const char *source_directory;
+const char *object_directory;
+char *config_directory;
+
+/*
+ * A set of options may also be specified which are like CPU types,
+ * but which may also specify values for the options.
+ * A separate set of options may be defined for make-style options.
+ */
+struct opt *opt, *mkopt, *opt_tail, *mkopt_tail;
+
+char   *ident;
+
+int    do_trace;
+
+#if    MACHINE_VAX
+int    seen_mba, seen_uba;
+#endif
+
+int    seen_vme, seen_mbii;
+
+struct device *dtab;
+
+char   errbuf[80];
+int    yyline;
+
+struct file_list *ftab, *conf_list, **confp;
+char   *build_directory;
+
+int    profiling = 0;
+
+int    maxusers;
+