gen_configkernel.sh

   1 #!/bin/bash
   2
   3 determine_config_file() {
   4         if [ "${CMD_KERNEL_CONFIG}" != "" ]
   5         then
   6                 KERNEL_CONFIG="${CMD_KERNEL_CONFIG}"
   7         elif [ -f "/etc/kernels/kernel-config-${ARCH}-${KV}" ]
   8         then
   9                 KERNEL_CONFIG="/etc/kernels/kernel-config-${ARCH}-${KV}"
  10         elif [ -f "${GK_SHARE}/${ARCH}/kernel-config-${KV}" ]
  11         then
  12                 KERNEL_CONFIG="${GK_SHARE}/${ARCH}/kernel-config-${KV}"
  13         elif [ "${DEFAULT_KERNEL_CONFIG}" != "" -a -f "${DEFAULT_KERNEL_CONFIG}" ]
  14         then
  15                 KERNEL_CONFIG="${DEFAULT_KERNEL_CONFIG}"
  16         elif [ -f "${GK_SHARE}/${ARCH}/kernel-config-${VER}.${PAT}" ]
  17         then
  18                 KERNEL_CONFIG="${GK_SHARE}/${ARCH}/kernel-config-${VER}.${PAT}"
  19         elif [ -f "${GK_SHARE}/${ARCH}/kernel-config" ]
  20         then
  21                 KERNEL_CONFIG="${GK_SHARE}/${ARCH}/kernel-config"
  22         else
  23                 gen_die "no kernel config specified, or file not found"
  24         fi
  25 }
  26
  27 config_kernel() {
  28         print_info 1 "kernel: configuring source"
  29
  30         determine_config_file
  31
  32         cd "${KERNEL_DIR}" || gen_die "could not switch to kernel directory"
  33
  34         if isTrue ${MRPROPER}
  35         then
  36                 print_info 1 "kernel: running mrproper"
  37                 compile_generic "mrproper" kernel
  38         fi
  39
  40         # If we're not cleaning, then we don't want to try to overwrite the configs there
  41         # or we might screw up something someone is trying to test.
  42         if isTrue ${CLEAN}
  43         then
  44                 print_info 1 "kernel: using config from ${KERNEL_CONFIG} -- prev backed up to .config.bak"
  45                 cp "${KERNEL_DIR}/.config" "${KERNEL_DIR}/.config.bak" > /dev/null 2>&1
  46                 cp "${KERNEL_CONFIG}" "${KERNEL_DIR}/.config" || gen_die "could not copy config file"
  47
  48                 print_info 1 "kernel: running oldconfig"
  49                 yes "" | compile_generic "oldconfig" kernel
  50
  51                 print_info 1 "kernel: running clean"
  52                 compile_generic "clean" kernel
  53         else
  54                 print_info 1 "kernel: skipping copy of config. CLEAN is OFF"
  55         fi
  56
  57         if isTrue ${MENUCONFIG}
  58         then
  59                 print_info 1 "kernel: running menuconfig"
  60                 make menuconfig
  61                 [ "$?" != "0" ] && gen_die "menuconfig failed"
  62         fi
  63
  64 }