scripts/Update-Pkg

   1 #!/usr/bin/env bash
   2 # --- T2-COPYRIGHT-NOTE-BEGIN ---
   3 # T2 SDE: scripts/Update-Pkg
   4 # Copyright (C) 2004 - 2024 The T2 SDE Project
   5 #
   6 # This Copyright note is generated by scripts/Create-CopyPatch,
   7 # more information can be found in the files COPYING and README.
   8 #
   9 # This program is free software; you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License version 2.
  11 # --- T2-COPYRIGHT-NOTE-END ---
  12
  13 # Extract packagename and version number from the script arguments.
  14 pkg="$1"; shift
  15 ver="$1"; shift
  16
  17 # Remote URL
  18 #
  19 if [[ "$pkg" == http*://* ]]; then
  20         curl $pkg/ | tr '"' '\n' | grep "tar.[^.<>]*$"| sort -u |
  21                 sed 's/\.tar.*//'|
  22         while read p; do
  23                 scripts/Update-Pkg $p
  24         done
  25
  26         exit    # TODO: return any update download error
  27 fi
  28
  29 # The script also supports the package name and version separated by a '-',
  30 # '_' or '.'. In this case they have to be separated from each other.
  31 if [ -z "$ver" ]; then
  32     ver=${pkg/*-/}
  33     pkg=${pkg%-$ver}
  34     if [ "$ver" == "$pkg" ]; then
  35         ver=${pkg/*_/}
  36         pkg=${pkg%_$ver}
  37     fi
  38     if [ "$ver" == "$pkg" ]; then
  39         pkg=${pkg/.*/}
  40         ver=${ver#$pkg.}
  41     fi
  42     [ "$ver" == "$pkg" ] && unset ver
  43 fi
  44
  45 # Check if both package name and version have been extracted from the
  46 # commandline arguments. If not the script was called with invalid
  47 # arguments, show the usage.
  48 if [ -z "$pkg" -o -z "$ver" ]; then
  49         echo "Usage: $0 pkg ver, pkg-ver, pkg_ver or pkg.ver, or URL"
  50         echo ""
  51         echo "Updating a package to a new versions."
  52         echo ""
  53         echo "  pkg     Packagename to be updated"
  54         echo "  ver     New version number for the package"
  55         echo "          ver=refresh makes it just add checksums"
  56         echo "  url     extract pkg and version from tarballs"
  57         echo ""
  58         echo "For detailed information on how to update packages"
  59         echo "to new versions, please have a look at the online"
  60         echo "T2 documentaion."
  61         exit
  62 fi
  63
  64 # Make sure any diff files from previous runs are removed.
  65 rm -f $$.diff
  66
  67 # Only package names in lowercase are supported. As an additional
  68 # service any package names supplied in capitols will be converted
  69 # to lowercase.
  70 pkg=`echo "$pkg" | tr A-Z a-z`
  71
  72 # Of course we can only update packages we know about.
  73 if [ -d package/*/$pkg ]; then
  74         if [ "$ver" != "refresh" ]; then
  75                 # The package exists so now update the package descriptor
  76                 # for the given package to the new version. Luckily we have
  77                 # a script for that too :-)
  78                 scripts/Create-PkgUpdPatch "$pkg" "$ver" | tee $$.diff
  79                 patch -p1 < $$.diff
  80                 rm -f $$.diff
  81         fi
  82
  83         # Step 2: Use the modified package descriptor to download
  84         # the package. Again, nothing more that calling an existing
  85         # script.
  86         scripts/Download $pkg || exit 1
  87
  88         # Third and final step is updating the checksum for the
  89         # new download.
  90         scripts/Create-CkSumPatch "$pkg" | patch -p0
  91 else
  92         # Oeps, the given package name does not exist.
  93         echo "ERROR: package $pkg doesn't exist"
  94         # As an extra service for the user a list possibilities is
  95         # presented with packages closely matching the given package
  96         # name.
  97         pkg=`echo "$pkg" | tr '\-_.' '***'`
  98         echo `echo package/*/*$pkg*/ | tr ' ' '\n' | grep -v '*' | cut -d'/' -f3`
  99 fi