gen_cmdline.sh

   1 #!/bin/bash
   2
   3 longusage() {
   4   echo "Gentoo Linux Genkernel ${GK_V}"
   5   echo "Usage: "
   6   echo "  genkernel [options] action"
   7   echo
   8   echo "Available Actions: "
   9   echo "  all                           Build all steps"
  10   echo "  kernel                        Build only the kernel and modules"
  11   echo "  initrd                        Build only the initrd"
  12   echo
  13   echo "Available Options: "
  14   echo "  Debug settings"
  15   echo "        --debuglevel=<0-5>      Debug Verbosity Level"
  16   echo "        --debugfile=<outfile>   Output file for debug info"
  17   echo "        --color                 Output debug in color"
  18   echo "        --no-color              Do not output debug in color"
  19   echo "  Kernel Configuration settings"
  20   echo "        --menuconfig            Run menuconfig after oldconfig"
  21   echo "        --no-menuconfig         Do not run menuconfig after oldconfig"
  22   echo "        --gconfig               Run gconfig after oldconfig"
  23   echo "        --xconfig               Run xconfig after oldconfig"
  24   echo "        --save-config           Save the configuration to /etc/kernels"
  25   echo "        --no-save-config        Don't save the configuration to /etc/kernels"
  26   echo "  Kernel Compile settings"
  27   echo "        --clean                 Run make clean before compilation"
  28   echo "        --mrproper              Run make mrproper before compilation"
  29   echo "        --no-clean              Do not run make clean before compilation"
  30   echo "        --no-mrproper           Do not run make mrproper before compilation"
  31   echo "        --oldconfig             Implies --no-clean and runs a 'make oldconfig'"
  32   echo "        --bootsplash            Install bootsplash support to the initrd"
  33   echo "        --no-bootsplash         Do not use bootsplash"
  34   echo "        --install               Install the kernel after building"
  35   echo "        --no-install            Do not install the kernel after building"
  36   echo "        --no-initrdmodules      Don't copy any modules to the initrd"
  37   echo "        --callback=<...>        Run the specified arguments after"
  38   echo "                                the kernel and modules have been"
  39   echo "                                compiled."
  40   echo "  Kernel settings"
  41   echo "        --kerneldir=<dir>       Location of the kernel sources"
  42   echo "        --kernel-config=<file>  Kernel configuration file to use for compilation"
  43   echo "        --module-prefix=<dir>   Prefix to kernel module destination, modules will"
  44   echo "                                be installed in <prefix>/lib/modules"
  45   echo "  Low-Level Compile settings"
  46   echo "        --kernel-cc=<compiler>  Compiler to use for kernel (e.g. distcc)"
  47   echo "        --kernel-as=<assembler> Assembler to use for kernel"
  48   echo "        --kernel-ld=<linker>    Linker to use for kernel"
  49   echo "        --kernel-make=<makeprg> GNU Make to use for kernel"
  50   echo "        --utils-cc=<compiler>   Compiler to use for utilities"
  51   echo "        --utils-as=<assembler>  Assembler to use for utils"
  52   echo "        --utils-ld=<linker>     Linker to use for utils"
  53   echo "        --utils-make=<makeprog> GNU Make to use for utils"
  54   echo "        --makeopts=<makeopts>   Make options such as -j2, etc."
  55   echo "        --mountboot             Mount /boot automatically"
  56   echo "        --no-mountboot          Don't mount /boot automatically"
  57   echo "  Initialization"
  58   echo "        --bootsplash=<theme>    Force bootsplash using <theme>."
  59   echo "        --do-keymap-auto        Forces keymap selection at boot."
  60   echo "        --no-lvm2               Don't add in LVM2 support."
  61   echo "        --bootloader=grub       Add new kernel to grub configuration"
  62   echo "  Internals"
  63   echo "        --tempdir=<dir>   Location of Genkernel's temporary directory"
  64   echo "        --arch-override=<arch>  Force to arch instead of autodetect"
  65   echo "        --busybox-config=<file> Busybox configuration file to use"
  66   echo "        --busybox-bin=<file>    Don't compile busybox, use this _static_"
  67   echo "                                bzip2'd binary"
  68   echo "  Output Settings"
  69   echo "        --minkernpackage=<tbz2> File to output a .tar.bz2'd kernel and initrd:"
  70   echo "                                No modules outside of the initrd will be"
  71   echo "                                included..."
  72 }
  73
  74 usage() {
  75   echo "Gentoo Linux Genkernel ${GK_V}"
  76   echo "Usage: "
  77   echo "        genkernel [options] all"
  78   echo
  79   echo 'Some useful options:'
  80   echo '        --menuconfig            Run menuconfig after oldconfig'
  81   echo '        --no-clean              Do not run make clean before compilation'
  82   echo '        --no-mrproper           Do not run make mrproper before compilation,'
  83   echo '                                this is implied by --no-clean.'
  84   echo
  85   echo 'For a detailed list of supported options and flags; issue:'
  86   echo '        genkernel --help'
  87 }
  88
  89 parse_opt() {
  90         case "$1" in
  91                 *\=*)
  92                         echo "$1" | cut -f2- -d=
  93                 ;;
  94         esac
  95 }
  96
  97 parse_cmdline() {
  98         case "$*" in
  99               --kernel-cc*)
 100                       CMD_KERNEL_CC=`parse_opt "$*"`
 101                       print_info 2 "CMD_KERNEL_CC: $CMD_KERNEL_CC"
 102               ;;
 103               --kernel-ld*)
 104                       CMD_KERNEL_LD=`parse_opt "$*"`
 105                       print_info 2 "CMD_KERNEL_LD: $CMD_KERNEL_LD"
 106               ;;
 107               --kernel-as*)
 108                       CMD_KERNEL_AS=`parse_opt "$*"`
 109                       print_info 2 "CMD_KERNEL_AS: $CMD_KERNEL_AS"
 110               ;;
 111               --kernel-make*)
 112                       CMD_KERNEL_MAKE=`parse_opt "$*"`
 113                       print_info 2 "CMD_KERNEL_MAKE: $CMD_KERNEL_MAKE"
 114               ;;
 115               --utils-cc*)
 116                       CMD_UTILS_CC=`parse_opt "$*"`
 117                       print_info 2 "CMD_UTILS_CC: $CMD_UTILS_CC"
 118               ;;
 119               --utils-ld*)
 120                       CMD_UTILS_LD=`parse_opt "$*"`
 121                       print_info 2 "CMD_UTILS_LD: $CMD_UTILS_LD"
 122               ;;
 123               --utils-as*)
 124                       CMD_UTILS_AS=`parse_opt "$*"`
 125                       print_info 2 "CMD_UTILS_AS: $CMD_UTILS_AS"
 126               ;;
 127               --utils-make*)
 128                       CMD_UTILS_MAKE=`parse_opt "$*"`
 129                       print_info 2 "CMD_UTILS_MAKE: $CMD_UTILS_MAKE"
 130               ;;
 131               --makeopts*)
 132                       CMD_MAKEOPTS=`parse_opt "$*"`
 133                       print_info 2 "CMD_MAKEOPTS: $CMD_MAKEOPTS"
 134               ;;
 135               --mountboot)
 136                       CMD_MOUNTBOOT=1
 137                       print_info 2 "CMD_MOUNTBOOT: $CMD_MOUNTBOOT"
 138               ;;
 139               --no-mountboot)
 140                       CMD_MOUNTBOOT=0
 141                       print_info 2 "CMD_MOUNTBOOT: $CMD_MOUNTBOOT"
 142               ;;
 143               --do-keymap-auto)
 144                       CMD_DOKEYMAPAUTO=1
 145                       print_info 2 "CMD_DOKEYMAPAUTO: $CMD_DOKEYMAPAUTO"
 146               ;;
 147               --no-lvm-2)
 148                       CMD_NOLVM2=1
 149                       print_info 2 'CMD_NOLVM2: 1'
 150               ;;
 151               --bootloader*)
 152                       CMD_BOOTLOADER=`parse_opt "$*"`
 153                       print_info 2 "CMD_BOOTLOADER: $CMD_BOOTLOADER"
 154               ;;
 155               --debuglevel*)
 156                       CMD_DEBUGLEVEL=`parse_opt "$*"`
 157                       DEBUGLEVEL="${CMD_DEBUGLEVEL}"
 158                       print_info 2 "CMD_DEBUGLEVEL: $CMD_DEBUGLEVEL"
 159               ;;
 160               --menuconfig)
 161                       TERM_LINES=`stty -a | head -n 1 | cut -d\  -f5 | cut -d\; -f1`
 162                       TERM_COLUMNS=`stty -a | head -n 1 | cut -d\  -f7 | cut -d\; -f1`
 163
 164                       if [[ TERM_LINES -lt 19 || TERM_COLUMNS -lt 80 ]]
 165                       then
 166                               echo "Error: You need a terminal with at least 80 columns"
 167                               echo "       and 19 lines for --menuconfig; try --nomenuconfig..."
 168                               exit 1
 169                       fi
 170                       CMD_MENUCONFIG=1
 171                       print_info 2 "CMD_MENUCONFIG: $CMD_MENUCONFIG"
 172               ;;
 173               --no-menuconfig)
 174                       CMD_MENUCONFIG=0
 175                       print_info 2 "CMD_MENUCONFIG: $CMD_MENUCONFIG"
 176               ;;
 177               --gconfig)
 178                       CMD_GCONFIG=1
 179                       print_info 2 "CMD_GCONFIG: $CMD_GCONFIG"
 180               ;;
 181               --xconfig)
 182                       CMD_XCONFIG=1
 183                       print_info 2 "CMD_XCONFIG: $CMD_XCONFIG"
 184               ;;
 185               --save-config)
 186                       CMD_SAVE_CONFIG=1
 187                       print_info 2 "CMD_SAVE_CONFIG: $CMD_SAVE_CONFIG"
 188               ;;
 189               --no-save-config)
 190                       CMD_SAVE_CONFIG=0
 191                       print_info 2 "CMD_SAVE_CONFIG: $CMD_SAVE_CONFIG"
 192               ;;
 193               --mrproper)
 194                       CMD_MRPROPER=1
 195                       print_info 2 "CMD_MRPROPER: $CMD_MRPROPER"
 196               ;;
 197               --no-mrproper)
 198                       CMD_MRPROPER=0
 199                       print_info 2 "CMD_MRPROPER: $CMD_MRPROPER"
 200               ;;
 201               --clean)
 202                       CMD_CLEAN=1
 203                       print_info 2 "CMD_CLEAN: $CMD_CLEAN"
 204               ;;
 205               --no-clean)
 206                       CMD_CLEAN=0
 207                       print_info 2 "CMD_CLEAN: $CMD_CLEAN"
 208               ;;
 209               --oldconfig)
 210                       CMD_CLEAN=0
 211                       CMD_OLDCONFIG=1
 212                       print_info 2 "CMD_CLEAN: $CMD_CLEAN"
 213                       print_info 2 "CMD_OLDCONFIG: $CMD_OLDCONFIG"
 214               ;;
 215               --bootsplash=*)
 216                       CMD_BOOTSPLASH=1
 217                       BOOTSPLASH_THEME=`parse_opt "$*"`
 218                       print_info 2 "CMD_BOOTSPLASH: $CMD_BOOTSPLASH"
 219                       print_info 2 "BOOTSPLASH_THEME: $BOOTSPLASH_THEME"
 220               ;;
 221               --bootsplash)
 222                       CMD_BOOTSPLASH=1
 223                       print_info 2 "CMD_BOOTSPLASH: $CMD_BOOTSPLASH"
 224               ;;
 225               --no-bootsplash)
 226                       CMD_BOOTSPLASH=0
 227                       print_info 2 "CMD_BOOTSPLASH: $CMD_BOOTSPLASH"
 228               ;;
 229               --install)
 230                       CMD_NOINSTALL=0
 231                       print_info 2 "CMD_NOINSTALL: $CMD_NOINSTALL"
 232               ;;
 233               --no-install)
 234                       CMD_NOINSTALL=1
 235                       print_info 2 "CMD_NOINSTALL: $CMD_NOINSTALL"
 236               ;;
 237               --no-initrdmodules)
 238                       CMD_NOINITRDMODULES=1
 239                       print_info 2 "CMD_NOINITRDMODULES: $CMD_NOINITRDMODULES"
 240               ;;
 241               --callback*)
 242                       CMD_CALLBACK=`parse_opt "$*"`
 243                       print_info 2 "CMD_CALLBACK: $CMD_CALLBACK/$*"
 244               ;;
 245               --tempdir*)
 246                 TEMP=`parse_opt "$*"`
 247                 print_info 2 "TEMP: $TEMP"
 248               ;;
 249               --arch-override*)
 250                       CMD_ARCHOVERRIDE=`parse_opt "$*"`
 251                       print_info 2 "CMD_ARCHOVERRIDE: $CMD_ARCHOVERRIDE"
 252               ;;
 253               --color)
 254                       CMD_USECOLOR=1
 255                       print_info 2 "CMD_USECOLOR: $CMD_USECOLOR"
 256               ;;
 257               --no-color)
 258                       CMD_USECOLOR=0
 259                       print_info 2 "CMD_USECOLOR: $CMD_USECOLOR"
 260               ;;
 261               --debugfile*)
 262                       CMD_DEBUGFILE=`parse_opt "$*"`
 263                       DEBUGFILE=`parse_opt "$*"`
 264                       print_info 2 "CMD_DEBUGFILE: $CMD_DEBUGFILE"
 265                       print_info 2 "DEBUGFILE: $CMD_DEBUGFILE"
 266               ;;
 267               --kerneldir*)
 268                       CMD_KERNELDIR=`parse_opt "$*"`
 269                       print_info 2 "CMD_KERNELDIR: $CMD_KERNELDIR"
 270               ;;
 271               --kernel-config*)
 272                       CMD_KERNEL_CONFIG=`parse_opt "$*"`
 273                       print_info 2 "CMD_KERNEL_CONFIG: $CMD_KERNEL_CONFIG"
 274               ;;
 275               --module-prefix*)
 276                       CMD_INSTALL_MOD_PATH=`parse_opt "$*"`
 277                       print_info 2 "CMD_INSTALL_MOD_PATH: $CMD_INSTALL_MOD_PATH"
 278               ;;
 279               --busybox-config*)
 280                       CMD_BUSYBOX_CONFIG=`parse_opt "$*"`
 281                       print_info 2 "CMD_BUSYBOX_CONFIG: $CMD_BUSYBOX_CONFIG"
 282               ;;
 283               --busybox-bin*)
 284                       CMD_BUSYBOX_BIN=`parse_opt "$*"`
 285                       print_info 2 "CMD_BUSYBOX_BIN: $CMD_BUSYBOX_BIN"
 286               ;;
 287               --minkernpackage*)
 288                       CMD_MINKERNPACKAGE=`parse_opt "$*"`
 289                       print_info 2 "MINKERNPACKAGE: $CMD_MINKERNPACKAGE"
 290               ;;
 291               all)
 292                       BUILD_KERNEL=1
 293                       BUILD_INITRD=1
 294               ;;
 295               initrd)
 296                       BUILD_INITRD=1
 297               ;;
 298               kernel)
 299                       BUILD_KERNEL=1
 300               ;;
 301               --help)
 302                       longusage
 303                       exit 1
 304               ;;
 305               --version)
 306                       echo "${GK_V}"
 307                       exit 0
 308               ;;
 309               *)
 310                       echo "Error: Unknown option '$*'!"
 311                       exit 1
 312               ;;
 313         esac
 314 }