From 6f85dac676ef4bb4871272cc2499cb321e32c302 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Wed, 30 Jul 2014 14:02:46 +0200
Subject: Wrap tweaks.

---
 tweaks/base | 89 ++++++++++++++++++++++++++++++++++++++++---------------------
 1 file changed, 59 insertions(+), 30 deletions(-)

(limited to 'tweaks/base')

diff --git a/tweaks/base b/tweaks/base
index 9c2811d..2e2ceee 100644
--- a/tweaks/base
+++ b/tweaks/base
@@ -1,38 +1,67 @@
 ## tidy loose ends
-set -e
+set -e;
 # fix mark auto-installed essential packages + dependencies (bug#742977)
-_pkgdeps(){ set -e
-	chroot /target dpkg-query -Wf=',${Pre-Depends},${Depends},${Recommends}\n' $* 2>/dev/null|sed -r -e 's/[,|] *([a-z0-9.+-]+)?(:\s+)?( *[^|,]*)?/\1\n/g'|sed '/^$/d'|sort -u; }
-_pkg2re(){ set -e
-	echo $*|sed -r -e 's/\s+/\|/g;s/^\|//;s/([.+-])/\\\1/g;s/\|$//'; }
-_pkgreal(){ set -e
-	chroot /target dpkg-query -Wf='${Package},${Provides},\n'|sed -r "/,,/d;s/^([a-z0-9.+-]+).*[,|] *($(_pkg2re $*))[ :,]/\1/;/,/d"; }
-_pkganddeepdeps(){ set -e
-	rest=$*
-	all=$rest
-	for i in 1 2 3 4 5
-	do deps=$(_pkgdeps $rest)
-		rest="$deps $(_pkgreal $deps)"
-		all="$all $rest"
-	done
-	echo $all|sed -r 's/\s+/\n/g'|sort -u; }
-essentials=$(chroot /target dpkg-query -Wf='${Package}%${Essential}\n'|sed -r 's/(.*)%yes/\1/;/%/d')
-chroot /target apt-mark auto $(_pkganddeepdeps $essentials apt linux-image-*)
+ _pkgdeps(){ set -e;
+  chroot /target dpkg-query
+    -Wf=',${Pre-Depends},${Depends},${Recommends}\n' $* 2>/dev/null
+    | sed -r
+    -e 's/[,|] *([a-z0-9.+-]+)?(:\s+)?( *[^|,]*)?/\1\n/g'
+    | sed '/^$/d'|sort -u; };
+ _pkg2re(){ set -e;
+  echo $*
+    | sed -r
+    -e 's/\s+/\|/g;'
+    -e 's/^\|//;'
+    -e 's/([.+-])/\\\1/g;'
+    -e 's/\|$//'; };
+ _pkgreal(){ set -e;
+  chroot /target dpkg-query
+    -Wf='${Package},${Provides},\n'
+    | sed -r
+    -e '/,,/d;'
+    -e 's/^([a-z0-9.+-]+).*[,|] *('"$(_pkg2re $*)"')[ :,]/\1/;'
+    -e '/,/d'; };
+ _pkganddeepdeps(){ set -e;
+  rest=$*;
+  all=$rest;
+  for i in 1 2 3 4 5; do
+    deps=$(_pkgdeps $rest);
+    rest="$deps $(_pkgreal $deps)";
+    all="$all $rest";
+  done;
+  echo $all
+    | sed -r
+    -e 's/\s+/\n/g'
+    | sort -u; };
+ _pkgessentials(){ set -e;
+  chroot /target dpkg-query
+    -Wf='${Package}%${Essential}\n'
+    | sed -r
+    -e 's/(.*)%yes/\1/;'
+    -e '/%/d'; };
+ chroot /target apt-mark auto
+  $(_pkganddeepdeps $(_pkgessentials) apt linux-image-*);
 # fix mark auto-installed misc. packages relevant only as dependencies
-chroot /target apt-mark auto apt-utils aptitude-common grub-common isc-dhcp-common tasksel-data vim-common
+ chroot /target apt-mark auto
+  apt-utils aptitude-common grub-common isc-dhcp-common tasksel-data vim-common;
 
 # keep backup of any tweaked (i.e. edited or created) config file
-_backup(){ set -e
-	[ -e "$1.orig" ] || if [ -e "$1" ]; then cp -a "$1" "$1.orig"
-	else touch "$1.orig"
-	fi; }
-_clone(){ set -e
-	_backup "$2"
-	cp -a "$1" "$2"; }
-_setvar(){ set -e
-	_backup "$1"
-	sed -i -r -e "s,^#?($2)=.*,\\1=$3," "$1"; }
+ _backup(){ set -e;
+  if [ -e "$1.orig" ]; then
+    :;
+  elif [ -e "$1" ]; then
+    cp -a "$1" "$1.orig";
+  else
+    touch "$1.orig";
+  fi; };
+ _clone(){ set -e;
+  _backup "$2";
+  cp -a "$1" "$2"; };
+ _setvar(){ set -e;
+  _backup "$1";
+  sed -i -r
+    -e "s,^#?($2)=.*,\\1=$3," "$1"; };
 
 ## improve autonomy
 # auto-repair inconsistent filesystems during boot
-_setvar /target/etc/default/rcS FSCKFIX yes
+ _setvar /target/etc/default/rcS FSCKFIX yes;
-- 
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