From 7a0e770be1f1ed93323edfe93bd0a326c6ad886c Mon Sep 17 00:00:00 2001
From: "Yann E. MORIN\"" <yann.morin.1998@anciens.enib.fr>
Date: Wed, 10 Sep 2008 21:40:23 +0000
Subject: Remove the now really obsolete Linux kernel headers copy and
 sanitised. Remove orphanned Linux kernel patchsets. Initiate a kernel build
 scripts directory. Move the Linux kernel build script there.

 /trunk/scripts/build/kernel/linux.sh |  146    11   135     0 +++---------------------------------------
 /trunk/scripts/crosstool.sh          |    2     1     1     0
 /trunk/steps.mk                      |    1     0     1     0 -
 /trunk/config/kernel/linux.in        |   49     0    49     0 --------------
 /trunk/config/kernel.in              |    4     4     0     0 +
 5 files changed, 16 insertions(+), 186 deletions(-)
---
 scripts/build/kernel/linux.sh | 84 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 scripts/build/kernel/linux.sh

(limited to 'scripts/build/kernel/linux.sh')

diff --git a/scripts/build/kernel/linux.sh b/scripts/build/kernel/linux.sh
new file mode 100644
index 00000000..8cf87379
--- /dev/null
+++ b/scripts/build/kernel/linux.sh
@@ -0,0 +1,84 @@
+# This file declares functions to install the kernel headers for linux
+# Copyright 2007 Yann E. MORIN
+# Licensed under the GPL v2. See COPYING in the root of this package
+
+do_print_filename() {
+    [ "${CT_KERNEL}" = "linux" ] || return 0
+    echo "linux-${CT_KERNEL_VERSION}"
+}
+
+# Download the kernel
+do_kernel_get() {
+    if [ "${CT_KERNEL_LINUX_HEADERS_USE_CUSTOM_DIR}" != "y" ]; then
+        CT_GetFile "${CT_KERNEL_FILE}" {ftp,http}://ftp.kernel.org/pub/linux/kernel/v2.{6{,/testing},4,2}
+    fi
+    return 0
+}
+
+# Extract kernel
+do_kernel_extract() {
+    if [ "${CT_KERNEL_LINUX_HEADERS_USE_CUSTOM_DIR}" != "y" ]; then
+        CT_ExtractAndPatch "${CT_KERNEL_FILE}"
+    fi
+    return 0
+}
+
+# Wrapper to the actual headers install method
+do_kernel_headers() {
+    CT_DoStep INFO "Installing kernel headers"
+
+    if [ "${CT_KERNEL_LINUX_HEADERS_USE_CUSTOM_DIR}" = "y" ]; then
+        do_kernel_preinstalled
+    else
+        do_kernel_install
+    fi
+
+    CT_EndStep
+}
+
+# Install kernel headers using headers_install from kernel sources.
+do_kernel_install() {
+    CT_DoLog DEBUG "Using kernel's headers_install"
+
+    mkdir -p "${CT_BUILD_DIR}/build-kernel-headers"
+    cd "${CT_BUILD_DIR}/build-kernel-headers"
+
+    # Only starting with 2.6.18 does headers_install is usable. We only
+    # have 2.6 version available, so only test for sublevel.
+    k_sublevel=$(awk '/^SUBLEVEL =/ { print $3 }' "${CT_SRC_DIR}/${CT_KERNEL_FILE}/Makefile")
+    [ ${k_sublevel} -ge 18 ] || CT_Abort "Kernel version >= 2.6.18 is needed to install kernel headers."
+
+    V_OPT="V=${CT_KERNEL_LINUX_VERBOSE_LEVEL}"
+
+    CT_DoLog EXTRA "Installing kernel headers"
+    CT_DoExecLog ALL                                \
+    make -C "${CT_SRC_DIR}/${CT_KERNEL_FILE}"       \
+         O=$(pwd)                                   \
+         ARCH=${CT_KERNEL_ARCH}                     \
+         INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr"   \
+         ${V_OPT}                                   \
+         headers_install
+
+    if [ "${CT_KERNEL_LINUX_HEADERS_INSTALL_CHECK}" = "y" ]; then
+        CT_DoLog EXTRA "Checking installed headers"
+        CT_DoExecLog ALL                                \
+        make -C "${CT_SRC_DIR}/${CT_KERNEL_FILE}"       \
+             O=$(pwd)                                   \
+             ARCH=${CT_KERNEL_ARCH}                     \
+             INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr"   \
+             ${V_OPT}                                   \
+             headers_check
+        find "${CT_SYSROOT_DIR}" -type f -name '.check*' -exec rm {} \;
+    fi
+}
+
+# Use preinstalled headers (most probably by using make headers_install in a
+# modified (read: customised) kernel tree, or using pre-2.6.18 headers, such
+# as 2.4). In this case, simply copy the headers in place
+do_kernel_preinstalled() {
+    CT_DoLog EXTRA "Copying preinstalled kernel headers"
+
+    mkdir -p "${CT_SYSROOT_DIR}/usr"
+    cd "${CT_KERNEL_LINUX_HEADERS_CUSTOM_DIR}"
+    cp -rv include "${CT_SYSROOT_DIR}/usr" 2>&1 |CT_DoLog ALL
+}
-- 
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