Configure script

[Projekt Manager]

I can assure you I will test it out when complete!

Cheers

Pavel Roskin wrote:
> Hello!
> 
> Is there any interest in having a Configure script for HostAP (like the
> one in linux-wlan-ng)?
> 
> I started writing it.  The preliminary version is attached.  What needs to
> be done:
> 
> 1) Load the previous configuration as defaults.
> 2) Rewrite the output files only if the configuration is successful.
> 3) Change the build system to use config.mk and config.h is they are
> present.
> 4) Add all configurable parameters.
> 
> I just want to know if this script will be used once it's finished.
> 
> I'm subscribed in no-mail mode, make sure to keep me in cc: if you want me
> to read your e-mails.
> 
> 
> 
> ------------------------------------------------------------------------
> 
> #! /bin/sh
> 
> # Ask user for configurable parameters.
> # (C) Pavel Roskin (proski at gnu.org)
> #
> # This program is free software; you can redistribute it and/or modify 
> # it under the terms of the GNU General Public License version 2 as 
> # published by the Free Software Foundation. See README and COPYING for 
> # more details. 
> 
> function echo_n () {
>   echo $ECHO_N "$@$ECHO_C"
> }
> 
> 
> function die () {
>   echo "ERROR: $@" 2>&1
>   echo "ERROR: Configuration unsuccessful" 2>&1
>   exit 1
> }
> 
> 
> # Write data to configuration file
> # Arguments:
> # $1 - variable, $2 - value, $3 - config file type.
> # Variable from $1 is also assigned the value from $2.
> function write_data () {
>   case "$3" in
>   make)
>     echo "$1 = $2" >>config.mk ;;
>   header)
>     echo "#define $1 $2" >>config.h ;;
>   *)
>     die "Invalid configuration file" ;;
>   esac
>   eval "$1=$2"
> }
> 
> 
> # Write disabled (commented out) data to configuration file
> # Arguments:
> # $1 - variable, $2 - value, $3 - config file type.
> # Variable from $1 is also assigned the value from $2.
> function write_disabled_data () {
>   case "$3" in
>   make)
>     echo "# $1 = $2" >>config.mk ;;
>   header)
>     echo "/* #define $1 $2 */" >>config.h ;;
>   *)
>     die "Invalid configuration file" ;;
>   esac
>   eval "$1=$2"
> }
> 
> 
> # Ask user for a free form string.
> # Arguments:
> # $1 - message, $2 - default value, $3 - variable, $4 - config file type.
> # Variable from $3 is assigned the value entered by the user.
> function ask() {
>   echo_n "$1 [$2] "
>   read i
>   if test -z "$i"; then
>     i="$2"
>   fi
> 
>   write_data "$3" "$i" "$4"
> }
> 
> # Ask user for a boolean value.
> # Arguments:
> # $1 - message, $2 - default value, $3 - variable, $4 - config file type.
> # Variable from $3 is assigned the value entered by the user.
> function askbool() {
>   case "$2" in
>   y) c="[Y/n]" ;;
>   n) c="[y/N]" ;;
>   *) die "Invalid default for $3"
>   esac
> 
>   i=
>   while test -z "$i"; do
>     echo_n "$1 $c "
>     read i
>     case "x$i" in
>     xy) ;;
>     xn) ;;
>     x) i="$2" ;;
>     *) i=""; echo "Invalid input" ;;
>     esac
>   done
> 
>   if test "$i" = "y"; then
>     write_data "$3" "1" "$4"
>   else
>     write_disabled_data "$3" "1" "$4"
>   fi
> }
> 
> # Figure out how to turn off newline in echo.  From Autoconf.
> case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
>   *c*,-n*) ECHO_N= ECHO_C=' 
> ' ;;
>   *c*,*  ) ECHO_N=-n ECHO_C= ;;
>   *)       ECHO_N= ECHO_C='\c' ;;
> esac
> 
> echo "# Generated by Configure" >config.mk
> echo >>config.mk
> echo "/* Generated by Configure */" >config.h
> echo >>config.h
> 
> ask "Linux source directory" "/usr/src/linux" KERNEL_PATH make
> 
> test -d $KERNEL_PATH || die "Cannot find Linux source directory"
> test -f $KERNEL_PATH/.config || die "Linux source directory is not configured"
> . $KERNEL_PATH/.config
> 
> if test -z "$CONFIG_PCMCIA"; then
>   ask "Path to the PCMCIA sources" "/usr/src/pcmcia" PCMCIA_PATH make
> fi
> 
> askbool "Build PCMCIA Card Services driver" "y" BUILD_PCMCIA make
> 
> if test -n "$CONFIG_PCI"; then
>   askbool "Build PLX9052 based PCI driver" "n" BUILD_PLX make
>   askbool "Build native PCI driver" "n" BUILD_PCI make
> fi
> 
> ask "Target root directory (empty to install locally)" "" DESTDIR make
> 
> askbool "Enable hostapd support" "n" PRISM2_HOSTAPD header
> askbool "Enable firmware download" "n" PRISM2_DOWNLOAD_SUPPORT header