gen_determineargs.sh

   1 #!/bin/bash
   2
   3 get_KV() {
   4         if [ "${NO_KERNEL_SOURCES}" = '1' -a -e "${KERNCACHE}" ]
   5         then
   6                 /bin/tar -xj -C ${TEMP} -f ${KERNCACHE} kerncache.config
   7                 if [ -e ${TEMP}/kerncache.config ]
   8                 then
   9                         KERN_24=0
  10                         VER=`grep ^VERSION\ \= ${TEMP}/kerncache.config | awk '{ print $3 };'`
  11                         PAT=`grep ^PATCHLEVEL\ \= ${TEMP}/kerncache.config | awk '{ print $3 };'`
  12                         SUB=`grep ^SUBLEVEL\ \= ${TEMP}/kerncache.config | awk '{ print $3 };'`
  13                         EXV=`grep ^EXTRAVERSION\ \= ${TEMP}/kerncache.config | sed -e "s/EXTRAVERSION =//" -e "s/ //g"`
  14                         if [ "${PAT}" -gt '4' -a "${VER}" -ge '2' ]
  15                         then
  16                                 LOV=`grep ^CONFIG_LOCALVERSION\= ${TEMP}/kerncache.config | sed -e "s/CONFIG_LOCALVERSION=\"\(.*\)\"/\1/"`
  17                                 KV=${VER}.${PAT}.${SUB}${EXV}${LOV}
  18                         else
  19                                 KERN_24=1
  20                                 KV=${VER}.${PAT}.${SUB}${EXV}
  21                         fi
  22
  23                 else
  24                         gen_die "Could not find kerncache.config in the kernel cache! Exiting."
  25                 fi
  26
  27         else
  28                 # Configure the kernel
  29                 # If BUILD_KERNEL=0 then assume --no-clean, menuconfig is cleared
  30
  31                 VER=`grep ^VERSION\ \= ${KERNEL_DIR}/Makefile | awk '{ print $3 };'`
  32                 PAT=`grep ^PATCHLEVEL\ \= ${KERNEL_DIR}/Makefile | awk '{ print $3 };'`
  33                 SUB=`grep ^SUBLEVEL\ \= ${KERNEL_DIR}/Makefile | awk '{ print $3 };'`
  34                 EXV=`grep ^EXTRAVERSION\ \= ${KERNEL_DIR}/Makefile | sed -e "s/EXTRAVERSION =//" -e "s/ //g" -e 's/\$([a-z]*)//gi'`
  35                 if [ "${PAT}" -gt '4' -a "${VER}" -ge '2' -a -e ${KERNEL_DIR}/.config ]
  36                 then
  37                         KERN_24=0
  38                         cd ${KERNEL_DIR}
  39                         #compile_generic prepare kernel > /dev/null 2>&1
  40                         cd - > /dev/null 2>&1
  41                         [ -f "${KERNEL_DIR}/include/linux/version.h" ] && \
  42                                 VERSION_SOURCE="${KERNEL_DIR}/include/linux/version.h"
  43                         [ -f "${KERNEL_DIR}/include/linux/utsrelease.h" ] && \
  44                                 VERSION_SOURCE="${KERNEL_DIR}/include/linux/utsrelease.h"
  45                         # Handle new-style releases where version.h doesn't have UTS_RELEASE
  46                         if [ -f ${KERNEL_DIR}/include/config/kernel.release ]
  47                         then
  48                                 UTS_RELEASE=`cat ${KERNEL_DIR}/include/config/kernel.release`
  49                                 LOV=`echo ${UTS_RELEASE}|sed -e "s/${VER}.${PAT}.${SUB}${EXV}//"`
  50                                 KV=${VER}.${PAT}.${SUB}${EXV}${LOV}
  51                         elif [ -n "${VERSION_SOURCE}" ]
  52                         then
  53                                 UTS_RELEASE=`grep UTS_RELEASE ${VERSION_SOURCE} | sed -e 's/#define UTS_RELEASE "\(.*\)"/\1/'`
  54                                 LOV=`echo ${UTS_RELEASE}|sed -e "s/${VER}.${PAT}.${SUB}${EXV}//"`
  55                                 KV=${VER}.${PAT}.${SUB}${EXV}${LOV}
  56                         else
  57                                 LCV=`grep ^CONFIG_LOCALVERSION= ${KERNEL_DIR}/.config | sed -r -e "s/.*=\"(.*)\"/\1/"`
  58                                 KV=${VER}.${PAT}.${SUB}${EXV}${LCV}
  59                         fi
  60                 else
  61                         KERN_24=1
  62                         KV=${VER}.${PAT}.${SUB}${EXV}
  63                 fi
  64         fi
  65 }
  66
  67 determine_real_args() {
  68         print_info 4 "Resolving config file, command line, and arch default settings."
  69
  70         #                          Config File          Command Line             Arch Default
  71         #                          -----------          ------------             ------------
  72         set_config_with_override 2 DEBUGFILE            CMD_DEBUGFILE
  73         set_config_with_override 2 KERNEL_DIR           CMD_KERNEL_DIR           "${DEFAULT_KERNEL_SOURCE}"
  74         set_config_with_override 1 NO_KERNEL_SOURCES    CMD_NO_KERNEL_SOURCES
  75         set_config_with_override 2 KNAME                CMD_KERNNAME             "genkernel"
  76
  77         set_config_with_override 2 MAKEOPTS             CMD_MAKEOPTS             "$DEFAULT_MAKEOPTS"
  78         set_config_with_override 2 KERNEL_MAKE          CMD_KERNEL_MAKE          "$DEFAULT_KERNEL_MAKE"
  79         set_config_with_override 2 UTILS_MAKE           CMD_UTILS_MAKE           "$DEFAULT_UTILS_MAKE"
  80         set_config_with_override 2 KERNEL_CC            CMD_KERNEL_CC            "$DEFAULT_KERNEL_CC"
  81         set_config_with_override 2 KERNEL_LD            CMD_KERNEL_LD            "$DEFAULT_KERNEL_LD"
  82         set_config_with_override 2 KERNEL_AS            CMD_KERNEL_AS            "$DEFAULT_KERNEL_AS"
  83         set_config_with_override 2 UTILS_CC             CMD_UTILS_CC             "$DEFAULT_UTILS_CC"
  84         set_config_with_override 2 UTILS_LD             CMD_UTILS_LD             "$DEFAULT_UTILS_LD"
  85         set_config_with_override 2 UTILS_AS             CMD_UTILS_AS             "$DEFAULT_UTILS_AS"
  86
  87         set_config_with_override 2 KERNEL_CROSS_COMPILE CMD_KERNEL_CROSS_COMPILE
  88         set_config_with_override 2 UTILS_CROSS_COMPILE  CMD_UTILS_CROSS_COMPILE
  89         set_config_with_override 2 BOOTDIR              CMD_BOOTDIR              "/boot"
  90
  91         set_config_with_override 1 SPLASH               CMD_SPLASH
  92         set_config_with_override 1 POSTCLEAR            CMD_POSTCLEAR
  93         set_config_with_override 1 MRPROPER             CMD_MRPROPER
  94         set_config_with_override 1 MENUCONFIG           CMD_MENUCONFIG
  95         set_config_with_override 1 CLEAN                CMD_CLEAN
  96
  97         set_config_with_override 2 MINKERNPACKAGE       CMD_MINKERNPACKAGE
  98         set_config_with_override 2 MODULESPACKAGE       CMD_MODULESPACKAGE
  99         set_config_with_override 2 KERNCACHE            CMD_KERNCACHE
 100         set_config_with_override 1 NOINITRDMODULES      CMD_NOINITRDMODULES
 101         set_config_with_override 1 ALLINITRDMODULES     CMD_ALLINITRDMODULES
 102         set_config_with_override 2 INITRAMFS_OVERLAY    CMD_INITRAMFS_OVERLAY
 103         set_config_with_override 1 MOUNTBOOT            CMD_MOUNTBOOT
 104         set_config_with_override 1 BUILD_STATIC         CMD_STATIC
 105         set_config_with_override 1 BUILD_INITRAMFS      CMD_INITRAMFS
 106         set_config_with_override 1 SAVE_CONFIG          CMD_SAVE_CONFIG
 107         set_config_with_override 1 SYMLINK              CMD_SYMLINK
 108         set_config_with_override 2 INSTALL_MOD_PATH     CMD_INSTALL_MOD_PATH
 109         set_config_with_override 1 OLDCONFIG            CMD_OLDCONFIG
 110         set_config_with_override 1 LVM                  CMD_LVM
 111         set_config_with_override 1 EVMS                 CMD_EVMS
 112         set_config_with_override 1 DMRAID               CMD_DMRAID
 113         set_config_with_override 1 BUSYBOX              CMD_BUSYBOX              "yes"
 114         set_config_with_override 1 DEVFS                CMD_UNDEFINED_CMD        "no"
 115
 116         set_config_with_override 1 DISKLABEL            CMD_DISKLABEL
 117         set_config_with_override 1 LUKS                 CMD_LUKS
 118         set_config_with_override 1 MDADM                CMD_MDADM
 119
 120                 BOOTDIR=`arch_replace "${BOOTDIR}"`
 121                 BOOTDIR=${BOOTDIR%/}    # Remove any trailing slash
 122
 123         CACHE_DIR=`arch_replace "${CACHE_DIR}"`
 124         BUSYBOX_BINCACHE=`cache_replace "${BUSYBOX_BINCACHE}"`
 125         DEVFSD_BINCACHE=`cache_replace "${DEVFSD_BINCACHE}"`
 126         DEVFSD_CONF_BINCACHE=`cache_replace "${DEVFSD_CONF_BINCACHE}"`
 127         DEVICE_MAPPER_BINCACHE=`cache_replace "${DEVICE_MAPPER_BINCACHE}"`
 128         LVM_BINCACHE=`cache_replace "${LVM_BINCACHE}"`
 129         DMRAID_BINCACHE=`cache_replace "${DMRAID_BINCACHE}"`
 130         BLKID_BINCACHE=`cache_replace "${BLKID_BINCACHE}"`
 131
 132         DEFAULT_KERNEL_CONFIG=`arch_replace "${DEFAULT_KERNEL_CONFIG}"`
 133         BUSYBOX_CONFIG=`arch_replace "${BUSYBOX_CONFIG}"`
 134         BUSYBOX_BINCACHE=`arch_replace "${BUSYBOX_BINCACHE}"`
 135         DEVICE_MAPPER_BINCACHE=`arch_replace "${DEVICE_MAPPER_BINCACHE}"`
 136         LVM_BINCACHE=`arch_replace "${LVM_BINCACHE}"`
 137         DMRAID_BINCACHE=`arch_replace "${DMRAID_BINCACHE}"`
 138         BLKID_BINCACHE=`arch_replace "${BLKID_BINCACHE}"`
 139
 140
 141         if [ "${CMD_BOOTLOADER}" != '' ]
 142         then
 143                 BOOTLOADER="${CMD_BOOTLOADER}"
 144
 145                 if [ "${CMD_BOOTLOADER}" != "${CMD_BOOTLOADER/:/}" ]
 146         then
 147                         BOOTFS=`echo "${CMD_BOOTLOADER}" | cut -f2- -d:`
 148                         BOOTLOADER=`echo "${CMD_BOOTLOADER}" | cut -f1 -d:`
 149         fi
 150         fi
 151
 152         if [ "${NO_KERNEL_SOURCES}" != "1" ]
 153         then
 154                 if [ ! -d ${KERNEL_DIR} ]
 155                 then
 156                         gen_die "kernel source directory \"${KERNEL_DIR}\" was not found!"
 157                 fi
 158         fi
 159
 160         if [ -z "${KERNCACHE}" ]
 161         then
 162                 if [ "${KERNEL_DIR}" = '' -a "${NO_KERNEL_SOURCES}" != "1" ]
 163                 then
 164                         gen_die 'No kernel source directory!'
 165                 fi
 166                 if [ ! -e "${KERNEL_DIR}" -a "${NO_KERNEL_SOURCES}" != "1" ]
 167                 then
 168                         gen_die 'No kernel source directory!'
 169                 fi
 170         else
 171                 if [ "${KERNEL_DIR}" = '' ]
 172                 then
 173                         gen_die 'Kernel Cache specified but no kernel tree to verify against!'
 174                 fi
 175         fi
 176
 177         # Special case:  If --no-clean is specified on the command line,
 178         # imply --no-mrproper.
 179         if [ "${CMD_CLEAN}" != '' ]
 180         then
 181                 if ! isTrue ${CLEAN}
 182                 then
 183                         MRPROPER=0
 184                 fi
 185         fi
 186
 187         if [ -n "${MINKERNPACKAGE}" ]
 188         then
 189                 mkdir -p `dirname ${MINKERNPACKAGE}`
 190         fi
 191
 192         if [ -n "${MODULESPACKAGE}" ]
 193         then
 194                 mkdir -p `dirname ${MODULESPACKAGE}`
 195         fi
 196
 197         if [ -n "${KERNCACHE}" ]
 198         then
 199                 mkdir -p `dirname ${KERNCACHE}`
 200         fi
 201
 202         get_KV
 203 }