From e3be63ee62bc71f58224c19d3d5d545fe315fc59 Mon Sep 17 00:00:00 2001
From: Preston Brown <pbrown@redhat.com>
Date: Sat, 7 Apr 2001 15:10:47 +0000
Subject: broke out kernel.h symlink code from rc.sysinit into
 /sbin/mkkerneldoth

---
 src/Makefile     |  3 ++-
 src/mkkerneldoth | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+), 1 deletion(-)
 create mode 100644 src/mkkerneldoth

(limited to 'src')

diff --git a/src/Makefile b/src/Makefile
index 32d87b9b..9e642e6e 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,7 +1,7 @@
 CFLAGS+=$(RPM_OPT_FLAGS) -Wall -D_GNU_SOURCE
 
 PROGS=usernetctl doexec netreport testd usleep ipcalc initlog minilogd \
-	getkey ppp-watch consoletype
+	getkey ppp-watch consoletype mkkerneldoth
 PPPWATCH_OBJS=ppp-watch.o shvar.o
 INITLOG_OBJS=initlog.o process.o
 USLEEP_OBJS=usleep.o
@@ -34,6 +34,7 @@ install:
 	install -m 644 ipcalc.1 $(ROOT)$(mandir)/man1
 	install -m 644 consoletype.1 $(ROOT)$(mandir)/man1
 	install -m 644 initlog.conf $(ROOT)/etc
+	install -m 755 mkkerneldoth $(ROOT)/sbin
 
 # this daemon and initscript are useful for testing the up/down/status stuff
 # not installed by default, only comes from sources.
diff --git a/src/mkkerneldoth b/src/mkkerneldoth
new file mode 100644
index 00000000..ff205e18
--- /dev/null
+++ b/src/mkkerneldoth
@@ -0,0 +1,46 @@
+#!/bin/bash
+#
+# Generate a header that defines the boot kernel.
+#
+
+KERNEL_TYPE=`uname -r | sed 's_^[^se]*\(\|smp\|enterprise\)$_-\1_;s_^-$__'`
+KERNEL_RELEASE=`uname -r | sed 's|smp\|enterprise||g'`
+
+rpm -q kernel$KERNEL_TYPE-$KERNEL_RELEASE >/dev/null 2>&1 && KERNEL_ARCH=`rpm -q --qf '%{ARCH}' kernel$KERNEL_TYPE-$KERNEL_RELEASE 2>/dev/null` || KERNEL_ARCH=`uname -m`
+
+OLD_KERNEL_ARCH_TYPE=`sed -n 's_^/\* Kernel type \(.*\) \*/_\1_p' /boot/kernel.h 2>/dev/null`
+if [ -n "$KERNEL_ARCH" -a "$KERNEL_ARCH$KERNEL_TYPE" != "$OLD_KERNEL_ARCH_TYPE" ]; then
+  ENTERPRISE='0'
+  SMP='0'
+  UP='0'
+  case "$KERNEL_TYPE" in
+  -smp) SMP='1';;
+  -enterprise) ENTERPRISE='1';;
+  *) UP='1';;
+  esac
+  cat > /boot/kernel.h << EOF
+/* This file is automatically generated at boot time. */
+#ifndef __BOOT_KERNEL_H_
+#define __BOOT_KERNEL_H_
+
+/* Kernel type $KERNEL_ARCH$KERNEL_TYPE */
+
+#ifndef __MODULE_KERNEL_$KERNEL_ARCH
+#define __MODULE_KERNEL_$KERNEL_ARCH 1
+#endif
+
+#ifndef __BOOT_KERNEL_ENTERPRISE
+#define __BOOT_KERNEL_ENTERPRISE $ENTERPRISE
+#endif
+
+#ifndef __BOOT_KERNEL_SMP
+#define __BOOT_KERNEL_SMP $SMP
+#endif
+
+#ifndef __BOOT_KERNEL_UP
+#define __BOOT_KERNEL_UP $UP
+#endif
+
+#endif
+EOF
+fi
-- 
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