[src/trunk]: src/usr.sbin/config Add option `KERNEL_foo', where `foo' is the ...

[lukem <lukem%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/d1fe8d77d816
branches:  trunk
changeset: 500454:d1fe8d77d816
user:      lukem <lukem%NetBSD.org@localhost>
date:      Tue Dec 12 08:46:02 2000 +0000

description:
Add option `KERNEL_foo', where `foo' is the basename of the build directory.
This will get added to the Makefile's IDENT= as -DKERNEL_foo.

diffstat:

 usr.sbin/config/main.c |  29 +++++++++++++++++++++++++----
 1 files changed, 25 insertions(+), 4 deletions(-)

diffs (51 lines):

diff -r 2066ccfb4299 -r d1fe8d77d816 usr.sbin/config/main.c
--- a/usr.sbin/config/main.c    Tue Dec 12 08:00:26 2000 +0000
+++ b/usr.sbin/config/main.c    Tue Dec 12 08:46:02 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: main.c,v 1.50 2000/10/08 11:33:40 bjh21 Exp $  */
+/*     $NetBSD: main.c,v 1.51 2000/12/12 08:46:02 lukem Exp $  */
 
 /*
  * Copyright (c) 1992, 1993
@@ -905,10 +905,16 @@
 void
 setupdirs(void)
 {
-       struct stat st;
+#define KERNNAMEOPTPREFIX      "KERNEL_"
+       char            *p, buf[sizeof(KERNNAMEOPTPREFIX) + PATH_MAX + 1];
+       const char      *name;
+       struct stat      st;
 
-       /* srcdir must be specified if builddir is not specified or if
-        * no configuration filename was specified. */
+                       /*
+                        * srcdir must be specified if builddir is not
+                        * specified or if no configuration filename was
+                        * specified.
+                        */
        if ((builddir || strcmp(defbuilddir, ".") == 0) && !srcdir) {
                error("source directory must be specified");
                exit(1);
@@ -940,6 +946,21 @@
                              srcdir);
                exit(2);
        }
+
+                       /*
+                        * add option `KERNEL_foo', where `foo' is the
+                        * basename of either the build dir (if set)
+                        * or the basename of the config file
+                        */
+       name = (builddir) ? builddir : conffile;
+       if ((p = strrchr(name, '/')) != NULL)
+               name = p + 1;
+       snprintf(buf, sizeof(buf), "%s%s", KERNNAMEOPTPREFIX, name);
+       for (p = buf; *p; p++) {                /* prevent pain... */
+               if (! isalnum(*p))
+                       *p = '_';
+       }
+       (void)addoption(intern(buf), NULL);
 }
 
 /*