Countless improvements to the ipk creation script

1 files changed, 58 insertions, 46 deletions

diff --git a/scripts/mkipkg b/scripts/mkipkg
index 54651af..7877078 100755
--- a/scripts/mkipkg
+++ b/scripts/mkipkg
@@ -1,371 +1,383 @@
 #!/bin/sh
 # vim: et sw=4
 
 # TODO: srcdir!=builddir
 
 usage()
 {
     echo "usage: $self --destdir=[destination installation directory]"
     echo "usage: $self [destination installation directory]"
     exit 1
 }
 
 self=mkipkg
 destdir=
 strip=strip
 control=
 builddir=
 srcdir=
 prefix=
 preinst=
 postinst=
 prerm=
 postrm=
 mkfsjffs2=
 ipkgbuild=ipkg-build
 buildversion=
 subst=
 user=root
 group=root
 filesubst=
 
 oldpwd=
 
 for option
 do
     case "$option" in
         -*=*)
             arg=`echo "$option" | sed 's/[-_a-zA-Z0-9]*=//'`
             ;;
     esac
 
     case "$option" in
         --destdir=*)
             destdir=$arg
             ;;
         --strip=*)
             strip=$arg
             ;;
        --control=*)
             control=$arg
             ;;
        --preinst=*)
             preinst=$arg
             ;;
        --postinst=*)
             postinst=$arg
             ;;
        --prerm=*)
             prerm=$arg
             ;;
        --postrm=*)
             postrm=$arg
             ;;
        --builddir=*)
             builddir=$arg
             ;;
        --srcdir=*)
             srcdir=$arg
             ;;
        --prefix=*)
             prefix=$arg
             ;;
        --mkfsjffs2=*)
             mkfsjffs2=$arg
             ;;
        --ipkgbuild=*)
             ipkgbuild=$arg
             ;;
        --buildversion=*)
             buildversion=$arg
             ;;
        --subst=*)
             subst=$arg
             ;;
        --user=*)
             user=$arg
             ;;
        --group=*)
             group=$arg
             ;;
        --filesubst=*)
             filesubst=$arg
             ;;
        --classic)
             classic=-c
             ;;
        -*)
             usage
             ;;
        *)
             destdir=$option
             ;;
     esac
 done
 
 if [ -z "$control" ]; then
     control=$destdir/CONTROL/control
 fi
 if [ -z "$prerm" ]; then
     prerm=$destdir/CONTROL/prerm
 fi
 if [ -z "$postrm" ]; then
     postrm=$destdir/CONTROL/postrm
 fi
 if [ -z "$preinst" ]; then
     preinst=$destdir/CONTROL/preinst
 fi
 if [ -z "$postinst" ]; then
     postinst=$destdir/CONTROL/postinst
 fi
 
 # remove leading slash from prefix (to fix globbing)
 if [ -n "$prefix" ]; then
     prefix=`echo $prefix | sed -e "s,/\(.*\),\\1,"`
 fi
 
 if [ -z "$destdir" ]; then
     usage
 fi
 
 if [ ! -r $control ]; then
    echo "$self: cannot find $control, exiting..."
    exit 1
 fi
 
 if [ -z "`which $ipkgbuild 2>/dev/null`" ]; then
     echo "$self: cannot find ipkg-build, exiting..."
     exit 1
 fi
 
 findFile()
 {
     local path=
     if [ $# = 1 ]; then
-        find $1 -type f -o -type b -o -type c -o -type l -o -type d 
+        find $1 -type f -o -type b -o -type c -o -type l
+        find $1 -type d -a -empty
     else
-        find . -type f -o -type b -o -type c -o -type l -o -type d | \
-        sed -e "s,\./\(.*\),\\1,g"
+        find . -type f -o -type b -o -type c -o -type l | \
+            sed -e "s,\./\(.*\),\\1,g"
+        find . -type d -a -empty
     fi
-
 }
 
 _pushd() { oldpwd=`pwd`; cd $1; }
 _popd() { cd $oldpwd; }
 
 setVar()
 {
     eval "$1='$2'"
 }
 
 expandMaskToList()
 {
     local _list=`echo $1`
     local _tmpFileList=
     for f in $_list; do
         if [ -d $f ]; then
-            find="`findFile $f`"
-            if [ -z "$find" ]; then
-                find="$f"
-            fi
-            f="$f `findFile $f`"
+            f="`findFile $f`"
         fi
-        _tmpFileList=$f" $_tmpFileList"
+        _tmpFileList="`eval echo $f` $_tmpFileList"
     done
     setVar $2 "$_tmpFileList"
 }
 
 createFileList()
 {
     local excludeMask
     local includeMask
+    local includemaskpresent=0
+    local excludemaskpresent=0
+
     if (cat $1|grep -q ^FileExcludeMask); then
         excludemaskpresent=1
         excludeMask=$(eval echo '"'$(sed -n -e "s,^FileExcludeMask: *,,p" $1)'"')
     fi
     if (cat $1|grep -q ^FileIncludeMask); then
         includemaskpresent=1
         includeMask=$(eval echo '"'$(sed -n -e "s,^FileIncludeMask: *,,p" $1)'"')
     else
         if (cat $1|grep -q ^Files:); then
             includemaskpresent=1
             includeMask=$(eval echo '"'$(sed -n -e "s,^Files: *,,p" $1)'"')
         fi
     fi
  
-    excludeMask="$excludeMask CONTROL/* usr/share/* CVS/* SCCS/*"
+    _pushd $destdir
+    
+    excludeMask="$excludeMask CONTROL/* usr/share/*"
 
-    if [ $includemaskpresent == 1 ]; then
-        if [ -z "$includeMask" ]; then
-            setVar $2 ""
-            return 0
-        fi
-        _pushd $destdir
-        expandMaskToList "$includeMask" _fileList
-        _popd
-    else
-        _fileList=`cd $destdir && findFile`
+    if [ $includemaskpresent != 1 ]; then
+        includeMask="."
+    fi
+
+    if [ -z "$includeMask" ]; then
+        setVar $2 ""
+        _popd
+        return 0
     fi
 
+    expandMaskToList "$includeMask" _fileList
+
     _excludeList=
     if [ -n "$excludeMask" ]; then
-        _pushd $destdir
         expandMaskToList "$excludeMask" _excludeList
-        _popd
+        _excludeList="$_excludeList `find -name \*CVS\* -o -name \*SCCS\*`"
     fi
 
     local realFileList=
     local missing=0
     for file in $_fileList; do
         local containedInList=0
         for i in $_excludeList; do
             if [ $file = $i ]; then
                 containedInList=1
             fi
         done
         if [ $containedInList = 0 ]; then
-            if [ ! -e $file ]; then
-#                echo "$self: $file not found"
+            if ! [ -e $file -o -L $file ]; then
+                echo "$self: $file not found"
                 missing=1
             fi
             realFileList=$file" $realFileList"
         fi
     done
 
+    _popd
+
     if [ $missing = 1 ]; then
         return 1
     fi
 
     setVar $2 "$realFileList"
 }
 
 stripFile()
 {
     if [ -f $1 -a -x $1 ]; then
         $strip --strip-all $1
     fi
 }
 
 substFile()
 {
     local oldfile=$1
 
     if [ ! -e $2 ]; then return 1; fi
 
-    if [ -e $oldfile ]; then
-        newfile=./`echo $1|sed -f $2|sed -e's,^/,,g'`
-        olddir=./`dirname $1`
+    if [ -e $oldfile -o -L $oldfile ]; then
+        newfile=`echo $oldfile|sed -f $2|sed -e's,^/,,g'`
+        olddir=`dirname $oldfile`
+        base=`basename $oldfile`
         newdir=`dirname $newfile`
 
+#        echo >&2 moving $oldfile to $newfile
+
         if [ "$newdir" = "$olddir" ]; then
             return 0
         fi
 
         mkdir -p $newdir
-        mv $1 $newfile
+        mv $olddir/$base $newfile
         rmdir -p $olddir 2>/dev/null
     fi
 }
 
 stripFiles()
 {
     for f in $1; do
-        stripFile $f
+        stripFile ./$f
     done
 }
 
 substFiles()
 {
     for f in $1; do
-        substFile $f
+        substFile ./$f
     done
 }
 
 substAndStripFiles()
 {
     for f in $1; do
-        stripFile $f
-        substFile $f $2
+        stripFile ./$f
+        substFile ./$f $2
     done
 }
 
 installScript()
 {
     if [ -n "$1" -a -f "$1" ]; then
         destfile=`basename $1`
+        filetype=`echo $destfile|cut -d. -f2`
+        if [ -n "$filetype" ]; then destfile=$filetype; fi
         if [ -n "$subst" ]; then
             sed -f $subst < $1 > $ctrldir/$destfile
         else
             cat $1 > $ctrldir/$destfile
         fi
         chmod +x $ctrldir/$destfile
     fi
 }
 
 tempDir=/tmp/`basename $self`.$$
 mkdir -p $tempDir
 if [ $? != 0 ]; then
     echo "$self: cannot create $tempDir, exiting..."
     exit 1
 fi
 
-cd $destdir; createFileList $control ipkgFileList
+ctrldir=$tempDir/CONTROL
+
+mkdir -p $ctrldir
+
+if [ ! -e $subst ] || [ -z "$subst" ]; then
+    cat $control > $ctrldir/control.new
+else
+    sed -f $subst < $control > $ctrldir/control.new
+fi
+
+createFileList $ctrldir/control.new ipkgFileList
+
 if [ "$?" != "0" ]; then
     echo "$self: ERROR: missing files, not building $control"
     exit 1
 fi
 
-( cd $destdir && tar cf - $ipkgFileList 2>/dev/null ) | \
-( cd $tempDir && tar xf - 2>/dev/null )
+
+cat $ctrldir/control.new | egrep -v '^(Files|FileExcludeMask|FileIncludeMask):' > $ctrldir/control
+rm -f $ctrldir/control.new
+
+( cd $destdir && tar -cf - $ipkgFileList 2>/dev/null ) | ( cd $tempDir && tar -xf - 2>/dev/null )
 
 if [ -z "$filesubst" ]; then
     ( cd $tempDir && stripFiles "$ipkgFileList" )
 else
     if ! (echo $filesubst|grep -q '^/'); then
         filesubst="$oldpwd/$filesubst"
     fi
     ( cd $tempDir && substAndStripFiles "$ipkgFileList" $filesubst )
 fi
 
 path="`echo "$PATH" | sed -e "s/\:/ /g"`"
 if [ -z "$mkfsjffs2" ]; then
     for i in $path; do
       if [ -x "$i/mkfs.jffs2" ]; then
         mkfsjffs2="$i/mkfs.jffs2"
         break
       fi
     done
 fi
 
 if [ -z "$mkfsjffs2" ]; then
     echo "$self: WARNING: no mkjfs.jffs2 found in path. Falling back to using du"
     echo "for size calculation. mkfs.jffs2 is recommended for size calculation"
     echo "as it calculates the real package size on the compressed file system,"
     echo "in contrast to du calculating the uncompressed size!"
     buildsize=`du -h -s $tempDir | awk '{print $1}'`
 else
     buildsize=`$mkfsjffs2 -r $tempDir | wc -c`
 fi
 
-ctrldir=$tempDir/CONTROL
-
-mkdir -p $ctrldir
-
-if [ ! -e $subst ] || [ -z "$subst" ]; then
-    cat $control | egrep -v '^(FileIncludeMask|FileExcludeMask|Files):' > $ctrldir/control
-else
-    sed -f $subst < $control | egrep -v '^(FileIncludeMask|FileExcludeMask|Files):' > $ctrldir/control
-fi
-
 if [ "$buildsize" != "0" ]; then
     echo "Installed-Size: $buildsize" >> $ctrldir/control
 fi
 
 installScript $preinst
 installScript $postinst
 installScript $prerm
 installScript $posrm
 
 $ipkgbuild $classic -o $user -g $group $tempDir
 
 rm -rf $tempDir