Drop usage of $UID in scripts

[grml-autoconfig.git] / sbin / grml-autoconfig

diff --git a/sbin/grml-autoconfig b/sbin/grml-autoconfig
index 57e7601..03ad905 100755 (executable)
--- a/sbin/grml-autoconfig
+++ b/sbin/grml-autoconfig
@@ -1,34 +1,36 @@
-#!/bin/sh
+#!/bin/bash

 # Filename:      grml-autoconfig
 # Purpose:       configuration interface for grml-autoconfig
 # Authors:       grml-team (grml.org), (c) Michael Prokop <mika(at)grml.org>
 # Bug-Reports:   see http://grml.org/bugs/
 # License:       This file is licensed under the GPL v2.
 # Filename:      grml-autoconfig
 # Purpose:       configuration interface for grml-autoconfig
 # Authors:       grml-team (grml.org), (c) Michael Prokop <mika(at)grml.org>
 # Bug-Reports:   see http://grml.org/bugs/
 # License:       This file is licensed under the GPL v2.

-# Latest change: Don Nov 16 20:24:16 CET 2006 [mika]

 ################################################################################
 
 ################################################################################
 

-if [ "$UID" != 0 ];  then
+if [ $(id -u) != 0 ] ; then

   echo "Error: please run this script with uid 0 (root)." ; exit 1
 fi
 
 LANG=C
 LC_ALL=C
   echo "Error: please run this script with uid 0 (root)." ; exit 1
 fi
 
 LANG=C
 LC_ALL=C

-PN=`basename "$0"`
-TMPFILE=`mktemp`
-
-grep -q small /etc/grml_version 2>/dev/null && AUTOCONFIG=/etc/grml/autoconfig.small || AUTOCONFIG=/etc/grml/autoconfig
+PN="$(basename $0)"
+TMPFILE="$(mktemp)"

 
 

+AUTOCONFIG=/etc/grml/autoconfig

 [ -r $AUTOCONFIG ] || exit 1
 
 [ -r $AUTOCONFIG ] || exit 1
 

+. $AUTOCONFIG
+

 # helper functions
 activate_value()
 {
 # helper functions
 activate_value()
 {

-  sed -i "s/$1.*/$1='yes'/" $AUTOCONFIG
+  check_entry $1
+  sed -i "s/$1.*/$1'yes'/" ${CONFIG_AUTOCONFIG_LOCAL}

 }
 
 deactivate_value()
 {
 }
 
 deactivate_value()
 {

-  sed -i "s/$1.*/$1='no'/" $AUTOCONFIG
+  check_entry $1
+  sed -i "s/$1.*/$1'no'/" ${CONFIG_AUTOCONFIG_LOCAL}

 }
 
 check_setting()
 }
 
 check_setting()


@@ -36,14 +38,28 @@ check_setting()
   grep -q $* $TMPFILE && return 0 || return 1
 }
 
   grep -q $* $TMPFILE && return 0 || return 1
 }
 

+check_entry()
+{
+  if ! grep -q ${1} ${CONFIG_AUTOCONFIG_LOCAL} 2>/dev/null ; then
+    grep $1 ${AUTOCONFIG} >> ${CONFIG_AUTOCONFIG_LOCAL}
+  fi
+}
+
+is_set()
+{
+    [ $1 = 'yes' ] && return 0 || return 1
+}

 check_current_state()
 {
 check_current_state()
 {

-  grep -q '^CONFIG_DHCP=.*yes'     $AUTOCONFIG && DHCPSTATUS=ON     || DHCPSTATUS=OFF
-  grep -q '^CONFIG_FSTAB=.*yes'    $AUTOCONFIG && FSTABSTATUS=ON    || FSTABSTATUS=OFF
-  grep -q '^CONFIG_CPU=.*yes'      $AUTOCONFIG && CPUSTATUS=ON      || CPUSTATUS=OFF
-  grep -q '^CONFIG_ACPI_APM=.*yes' $AUTOCONFIG && ACPI_APMSTATUS=ON || ACPI_APMSTATUS=OFF
-  grep -q '^CONFIG_SYSLOG=.*yes'   $AUTOCONFIG && SYSLOGSTATUS=ON   || SYSLOGSTATUS=OFF
-  grep -q '^CONFIG_GPM=.*yes'      $AUTOCONFIG && GPMSTATUS=ON      || GPMSTATUS=OFF
+  is_set $CONFIG_DHCP       && DHCPSTATUS=ON     || DHCPSTATUS=OFF
+  if [ "$(grep '^auto' /etc/network/interfaces | sed 's/ lo// ; s/auto// ; s/ //g')" != "" ] ; then
+     DHCPSTATUS=OFF
+  fi
+  is_set $CONFIG_FSTAB      && FSTABSTATUS=ON    || FSTABSTATUS=OFF
+  is_set $CONFIG_CPU        && CPUSTATUS=ON      || CPUSTATUS=OFF
+  is_set $CONFIG_ACPI_APM   && ACPI_APMSTATUS=ON || ACPI_APMSTATUS=OFF
+  is_set $CONFIG_SYSLOG     && SYSLOGSTATUS=ON   || SYSLOGSTATUS=OFF
+  is_set $CONFIG_GPM        && GPMSTATUS=ON      || GPMSTATUS=OFF

 }
 
 # main program
 }
 
 # main program


@@ -56,7 +72,7 @@ interface to activate or deactivate some features.
 If you do not know what to do at this stage just leave it untouched,
 the defaults are the recommended values.
 
 If you do not know what to do at this stage just leave it untouched,
 the defaults are the recommended values.
 

-All the configuration happens in the file /etc/grml/autoconfig - you can
+All the configuration happens in the file /etc/grml/autoconfig.local - you can

 edit it manually as well.
 " 0 0 0 \
 dhcp "check for network devices and run pump (get ip-address via DHCP)" $DHCPSTATUS \
 edit it manually as well.
 " 0 0 0 \
 dhcp "check for network devices and run pump (get ip-address via DHCP)" $DHCPSTATUS \


@@ -70,12 +86,12 @@ gpm "start GPM (mouse on console)" $GPMSTATUS \
 
 set_values()
 {
 
 set_values()
 {

-  check_setting dhcp        && activate_value CONFIG_DHCP         || deactivate_value CONFIG_DHCP
-  check_setting fstab       && activate_value CONFIG_FSTAB        || deactivate_value CONFIG_FSTAB
-  check_setting cpufreq     && activate_value CONFIG_CPU          || deactivate_value CONFIG_CPU
-  check_setting acpi_apm    && activate_value CONFIG_ACPI_APM     || deactivate_value CONFIG_ACPI_APM
-  check_setting syslog      && activate_value CONFIG_SYSLOG       || deactivate_value CONFIG_SYSLOG
-  check_setting gpm         && activate_value CONFIG_GPM          || deactivate_value CONFIG_GPM
+  check_setting dhcp      && activate_value CONFIG_DHCP=     || deactivate_value CONFIG_DHCP=
+  check_setting fstab     && activate_value CONFIG_FSTAB=    || deactivate_value CONFIG_FSTAB=
+  check_setting cpufreq   && activate_value CONFIG_CPU=      || deactivate_value CONFIG_CPU=
+  check_setting acpi_apm  && activate_value CONFIG_ACPI_APM= || deactivate_value CONFIG_ACPI_APM=
+  check_setting syslog    && activate_value CONFIG_SYSLOG=   || deactivate_value CONFIG_SYSLOG=
+  check_setting gpm       && activate_value CONFIG_GPM=      || deactivate_value CONFIG_GPM=

 }
 
 # and now run it:
 }
 
 # and now run it: