ipkg-build mkipkg : speedup (avoid grepping over controlfile by loading into array)

SpeciapMTFiles tothreaded : convert control files to -mt.control

4 files changed, 209 insertions, 22 deletions

diff --git a/scripts/SpecialMTFiles b/scripts/SpecialMTFiles
new file mode 100644
index 0000000..456550c
--- a/dev/null
+++ b/scripts/SpecialMTFiles
@@ -0,0 +1,14 @@
+ConvertSpecialFiles() {
+       local f
+       for f in "$*"
+       do
+         case "$f" in
+           *libqte*)
+             echo ${f//qte/qte-mt}
+             ;;
+           *)
+             echo $f
+             ;;
+         esac
+       done
+}
diff --git a/scripts/ipkg-build b/scripts/ipkg-build
index c6af056..b661bbf 100755
--- a/scripts/ipkg-build
+++ b/scripts/ipkg-build
@@ -2,28 +2,63 @@
 
 # ipkg-build -- construct a .ipk from a directory
 # Carl Worth <cworth@east.isi.edu>
 # based on a script by Steve Redler IV, steve@sr-tech.com 5-21-2001
 set -e
 
-ipkg_extract_value() {
-        sed -e "s/^[^:]*:[[:space:]]*//"
+#declare array for values and fields found in control file
+declare -a AllValues AllFields
+
+collect_values() {
+      local i line
+
+      i=0
+      while read line
+      do
+        AllFields[$i]=${line%%:*}
+        AllValues[$i]=`echo ${line#*:}` # echo to remove spaces
+        let i=i+1
+      done < ${pkg_dir}/${CONTROL}/control
 }
 
 required_field() {
-        field=$1
-
-        value=`grep "^$field:" < $CONTROL/control | ipkg_extract_value`
-        if [ -z "$value" ]; then
-                echo "*** Error: $CONTROL/control is missing field $field" >&2
-                return 1
-        fi
-        echo $value
-        return 0
+        local field i
+        field=$1
+
+        i=0
+        for af in "${AllFields[@]}"
+        do
+          if [ "$field" = "$af" ]
+          then
+            # return value
+            echo "${AllValues[$i]}"
+            return 0;
+          fi
+          let i=i+1
+        done
+        # not found
+        echo "*** Error: $CONTROL/control is missing field $field" >&2
+        return 1
 }
 
+#ipkg_extract_value() {
+        #sed -e "s/^[^:]*:[[:space:]]*//"
+#}
+#
+#required_field() {
+        #field=$1
+#
+        #value=`grep "^$field:" < $CONTROL/control | ipkg_extract_value`
+        #if [ -z "$value" ]; then
+        #       echo "*** Error: $CONTROL/control is missing field $field" >&2
+        #       return 1
+        #fi
+        #echo $value
+        #return 0
+#}
+
 pkg_appears_sane() {
         local pkg_dir=$1
 
         local owd=`pwd`
         cd $pkg_dir
 
@@ -134,12 +169,15 @@ while getopts "cg:o:" opt; do
         c ) outer=tar
             ;;
                 \? ) echo $usage  >&2
         esac
 done
 
+# maks sure that tar produces headers compatible with busybox format
+# debian needs this
+ogargs="$ogargs --format=oldgnu"
 
 shift $(($OPTIND - 1))
 
 # continue on to process additional arguments
 
 case $# in
@@ -168,12 +206,15 @@ CONTROL=
 [ -d $pkg_dir/CONTROL ] && CONTROL=CONTROL
 if [ -z "$CONTROL" ]; then
         echo "*** Error: Directory $pkg_dir has no CONTROL subdirectory." >&2
         exit 1
 fi
 
+# load values 
+collect_values 
+
 if ! pkg_appears_sane $pkg_dir; then
         echo >&2
         echo "ipkg-build: Please fix the above errors and try again." >&2
         exit 1
 fi
 
diff --git a/scripts/mkipkg b/scripts/mkipkg
index 43bd3a3..a336371 100755
--- a/scripts/mkipkg
+++ b/scripts/mkipkg
@@ -176,29 +176,31 @@ createFileList()
 {
     local excludeMask
     local includeMask
     local includemaskpresent=0
     local excludemaskpresent=0
 
-    if (cat $1|grep -q ^FileExcludeMask); then
+    if (grep -q ^FileExcludeMask $1); then
         excludemaskpresent=1
         excludeMask=$(eval echo '"'$(sed -n -e "s,^FileExcludeMask: *,,p" $1)'"')
     fi
-    if (cat $1|grep -q ^FileIncludeMask); then
+    if (grep -q ^FileIncludeMask $1); then
         includemaskpresent=1
         includeMask=$(eval echo '"'$(sed -n -e "s,^FileIncludeMask: *,,p" $1)'"')
     else
-        if (cat $1|grep -q ^Files:); then
+        if (grep -q ^Files: $1); then
             includemaskpresent=1
             includeMask=$(eval echo '"'$(sed -n -e "s,^Files: *,,p" $1)'"')
         fi
     fi
  
     _pushd $destdir
     
-    excludeMask="$excludeMask CONTROL/* usr/share/*"
+    declare -a excludeMaskArray
+    excludeMaskArray=( $excludeMask )
+    excludeMaskArray=( "${excludeMaskArray[@]}" "CONTROL/*" "usr/share/*" )
 
     if [ $includemaskpresent != 1 ]; then
         includeMask="."
     fi
 
     if [ -z "$includeMask" ]; then
@@ -206,27 +208,25 @@ createFileList()
         _popd
         return 0
     fi
 
     expandMaskToList "$includeMask" _fileList
 
-    _excludeList=
-    if [ -n "$excludeMask" ]; then
-        expandMaskToList "$excludeMask" _excludeList
-        _excludeList="$_excludeList `find -name \*CVS\* -o -name \*SCCS\*`"
-    fi
+    excludeMaskArray=( "${excludeMaskArray[@]}" "*/CVS*" "*/SCCS*" )
 
     local realFileList=
     local missing=0
     for file in $_fileList; do
         local containedInList=0
-        for i in $_excludeList; do
-            if [ $file = $i ]; then
+        for i in "${excludeMaskArray[@]}"; do
+            if [[ $file == $i ]]; then
                 containedInList=1
+                break;
             fi
         done
+
         if [ $containedInList = 0 ]; then
             if ! [ -e $file -o -L $file ]; then
                 echo "$self: $file not found"
                 missing=1
             fi
             realFileList=$file" $realFileList"
diff --git a/scripts/tothreaded b/scripts/tothreaded
new file mode 100755
index 0000000..d9f8488
--- a/dev/null
+++ b/scripts/tothreaded
@@ -0,0 +1,132 @@
+#!/bin/sh
+
+# PURPOSE :
+#
+# this script converts a non-threaded control file to a threaded one
+# by extending appropriate names with -mt as extension
+#
+# eg abc.control becoms abc-mt.control
+#
+
+#
+# make sure that the depends expression has enough spaces
+# expression can contian : , ( ) || && 
+#
+tokenize() {
+    sed "s/,/ & /g" | sed "s/)/ & /g" | sed "s/(/ & /g" |  sed "s/|/ & /g" | sed "s/&/ & /g"
+}
+
+#
+# function converts package name to threaded equivalend IF the
+# package file HAS a threaded version
+#
+findthreadedequiv() {
+      local isin i
+      for i in $*
+      do
+        isin=`grep "^$i\$" "$ALLTHREADEDPKGSFILE"`
+        if [ -z "$isin" ]
+        then
+          # no threaded package
+          echo -n "$i "
+        else
+          # threaded package
+          echo -n "${isin}-mt " 
+        fi
+      done
+      echo 
+}
+
+#
+# signature of binary files
+# currently obsolete
+#
+# ISBINARY="*ELF*LSB*"
+
+usage() {
+      echo "Usage : tothreaded <controlfile> <ALLPackages file>"
+      exit 2
+}
+
+. scripts/SpecialMTFiles
+
+#
+# get the name of the controlfile to check for threading
+#
+if [ -z "$1" ]
+then
+    usage
+fi
+controlfile=$1
+shift
+
+case $controlfile in
+  *-mt.control)
+    #already threaded
+    echo $controlfile
+    exit 0;
+    ;;
+esac
+
+#
+# file containing list of all known threaded packages
+#
+if [ -z "$1" ]
+then
+    usage
+fi
+ALLTHREADEDPKGSFILE=$1
+shift
+
+#
+# strip out the name of the package
+#
+packagename=${controlfile##*/}  # path
+packagename=${packagename%.control} # extension
+
+#
+# generate new control file
+#
+newcontrolfile=${controlfile/\.control/-mt\.control}
+
+#
+# read all lines in original control file
+#
+while read line
+do
+  case $line in
+    # convert some files to threaded equivalent
+    "Files:"*)
+       files=${line#Files:}
+       # thread-converted files
+       T_files=`ConvertSpecialFiles "$files"`
+       echo "Files: $T_files"
+       ;;
+     "Package: "*)
+       T_package=`findthreadedequiv ${line#Package: }`
+       echo "Package: ${T_package}"
+       ;;
+     "Depends: "*)
+       depends=`echo "${line#Depends: }" | tokenize`
+       T_depends=`findthreadedequiv ${depends}`
+       echo "Depends: $T_depends"
+       ;;
+     "Provides: "*)
+       T_provides=`findthreadedequiv ${line#Provides: }`
+       echo "Provides: $T_provides"
+       ;;
+     "Conflicts: "*)
+       conflicts=`echo "${line#Conflicts: }" | tokenize`
+       T_conflicts=`findthreadedequiv ${conflicts}`
+       echo "Conflicts: $T_conflicts"
+       ;;
+     *":"*) 
+       echo "$line"
+       ;;
+     *) # al other lines
+       echo " $line"
+       ;;
+  esac
+done < $controlfile > $newcontrolfile
+
+echo $newcontrolfile