build system overhaul

[oweals/busybox.git] / applets / install.sh

diff --git a/applets/install.sh b/applets/install.sh
index 0bffc73007175e2bfe732620927750a43fa0a887..4ec96c254a0ea46ca38e811c1542818b4ac4d2d0 100755 (executable)
--- a/applets/install.sh
+++ b/applets/install.sh
@@ -5,33 +5,55 @@ export LC_CTYPE=POSIX
 
 prefix=${1}
 if [ -z "$prefix" ]; then
-    echo "usage: applets/install.sh DESTINATION [--symlinks/--hardlinks]"
-    exit 1;
+       echo "usage: applets/install.sh DESTINATION [--symlinks/--hardlinks]"
+       exit 1;
 fi
 h=`sort busybox.links | uniq`
+cleanup="0"
+noclobber="0"
 case "$2" in
-    --hardlinks) linkopts="-f";;
-    --symlinks)  linkopts="-fs";;
-    "")          h="";;
-    *)           echo "Unknown install option: $2"; exit 1;;
+       --hardlinks) linkopts="-f";;
+       --symlinks)  linkopts="-fs";;
+       --cleanup)   cleanup="1";;
+       --noclobber) noclobber="1";;
+       "")          h="";;
+       *)           echo "Unknown install option: $2"; exit 1;;
 esac
 
-if [ "$DO_INSTALL_LIBS" != "n" ]; then
+if [ -n "$DO_INSTALL_LIBS" ] && [ "$DO_INSTALL_LIBS" != "n" ]; then
        # get the target dir for the libs
-       # This is an incomplete/incorrect list for now
-       case $(uname -m) in
-       x86_64|ppc64*|sparc64*|ia64*|hppa*64*) libdir=/lib64 ;;
-       *) libdir=/lib ;;
-       esac
+       # assume it starts with lib
+       libdir=$($CC -print-file-name=libc.so | \
+                sed -n 's%^.*\(/lib[^\/]*\)/libc.so%\1%p')
+       if test -z "$libdir"; then
+               libdir=/lib
+       fi
 
        mkdir -p $prefix/$libdir || exit 1
        for i in $DO_INSTALL_LIBS; do
                rm -f $prefix/$libdir/$i || exit 1
                if [ -f $i ]; then
-                       install -m 644 $i $prefix/$libdir/ || exit 1
+                       cp -a $i $prefix/$libdir/ || exit 1
+                       chmod 0644 $prefix/$libdir/$i || exit 1
+               fi
+       done
+fi
+
+if [ "$cleanup" = "1" ] && [ -e "$prefix/bin/busybox" ]; then
+       inode=`ls -i "$prefix/bin/busybox" | awk '{print $1}'`
+       sub_shell_it=`
+       cd "$prefix"
+       for d in usr/sbin usr/bin sbin bin ; do
+               pd=$PWD
+               if [ -d "$d" ]; then
+                       cd $d
+                       ls -iL . | grep "^ *$inode" | awk '{print $2}' | env -i xargs rm -f
                fi
+               cd "$pd"
        done
+       `
 fi
+
 rm -f $prefix/bin/busybox || exit 1
 mkdir -p $prefix/bin || exit 1
 install -m 755 busybox $prefix/bin/busybox || exit 1
@@ -40,29 +62,33 @@ for i in $h ; do
        appdir=`dirname $i`
        mkdir -p $prefix/$appdir || exit 1
        if [ "$2" = "--hardlinks" ]; then
-           bb_path="$prefix/bin/busybox"
+               bb_path="$prefix/bin/busybox"
        else
-           case "$appdir" in
+               case "$appdir" in
                /)
-                   bb_path="bin/busybox"
+                       bb_path="bin/busybox"
                ;;
                /bin)
-                   bb_path="busybox"
+                       bb_path="busybox"
                ;;
                /sbin)
-                   bb_path="../bin/busybox"
+                       bb_path="../bin/busybox"
                ;;
                /usr/bin|/usr/sbin)
-                   bb_path="../../bin/busybox"
+                       bb_path="../../bin/busybox"
                ;;
                *)
                echo "Unknown installation directory: $appdir"
                exit 1
                ;;
-           esac
+               esac
+       fi
+       if [ "$noclobber" = "0" ] || [ ! -e "$prefix$i" ]; then
+               echo "  $prefix$i -> $bb_path"
+               ln $linkopts $bb_path $prefix$i || exit 1
+       else
+               echo "  $prefix$i already exists"
        fi
-       echo "  $prefix$i -> $bb_path"
-       ln $linkopts $bb_path $prefix$i || exit 1
 done
 
 exit 0