scripts/mono-find-requires.in

   1 #!/bin/bash
   2 #
   3 # mono-find-requires
   4 #
   5 # Authors:
   6 #       Ben Maurer (bmaurer@ximian.com)
   7 #
   8 # (C) 2005 Novell (http://www.novell.com)
   9 #
  10
  11 IFS=$'\n'
  12 filelist=($(grep -Ev '/usr/doc/|/usr/share/doc/'))
  13 monolist=($(printf "%s\n" "${filelist[@]}" | egrep "\\.(exe|dll)\$"))
  14
  15 # parse .config files to find which native libraries to depend on
  16 #  (target attribute must have double quotes for this to work, ie: target="file" )
  17 # Add /etc/mono/config ?
  18 configlist=($(printf "%s\n" "${filelist[@]}" | egrep "\\.config\$"))
  19
  20 # Set the prefix, unless it is overriden (used when building mono rpms)
  21 : ${prefix=@prefix@}
  22
  23 libdir=$prefix/@reloc_libdir@
  24 bindir=$prefix/bin
  25
  26 # Bail out if monodis or libmono is missing
  27 if [ ! -x $bindir/monodis ] || [ ! -f $libdir/libmono.so ] ; then
  28         echo "monodis missing or unusable, exiting..." 1>&2
  29         exit 1
  30 fi
  31
  32 # special case for 64bit archs
  33 if test "x@reloc_libdir@" = "xlib64" ; then
  34         libext="()(64bit)"
  35 else
  36         # (note, this works on ppc64 since we only have 32bit mono)
  37         libext=""
  38 fi
  39
  40 # Exceptions:
  41 case `uname -m` in
  42         # ia64 doesn't use lib64 for 'libdir' (sles 9 rpm used to provide both... no longer)
  43         ia64)   libext="()(64bit)" ;;
  44 esac
  45
  46 # set LD_LIBRARY_PATH to ensure that libmono.so is found
  47 export LD_LIBRARY_PATH=$libdir${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}
  48
  49 REQUIRES=$(
  50         for i in "${monolist[@]}"; do
  51                 ($bindir/monodis --assemblyref $i | awk '
  52                         BEGIN { START=0; LIBNAME=""; VERSION=""; }
  53                         (START==0) && /^[0-9]+: Version=/ {
  54                                 START=1;
  55                                 sub(/Version=/, "", $2);
  56                                 VERSION=$2
  57                         }
  58
  59                         (START==1) && /^\tName=/ {
  60                                 sub(/Name=/, "", $1);
  61                                 LIBNAME=$1
  62                                 # Allow rpm deps to be resolved for 1.0 profile version
  63                                 if (VERSION=="1.0.3300.0")
  64                                         OP=">="
  65                                 else
  66                                         OP="="
  67                                 print "mono(" LIBNAME ") " OP " " VERSION
  68                                 START=0
  69                         }
  70                     ') 2> /dev/null
  71         done
  72         # Parse the xml .config files to see what native binaries we call into
  73         # TODO: also check monodis --moduleref
  74         for i in "${configlist[@]}"; do
  75                 awk 'match($_, /<dllmap .*target=.*/) {
  76                         ignore=0
  77                         req=""
  78                         split($_, toks, "\"")
  79                         toks_size=0
  80                         for(tok in toks) { toks_size++ }
  81                         for(i=1; i <= toks_size; i++) {
  82                                 if(toks[i] ~ /target=/) {
  83                                         req=toks[i+1]
  84                                 }
  85                                 if(toks[i] ~ /os=/) {
  86                                         negate=0
  87                                         found=0
  88
  89                                         attr=toks[i+1]
  90                                         if(attr ~ /^!/) {
  91                                                 attr=substr(attr, 2, length(attr)-1)
  92                                                 negate=1
  93                                         }
  94
  95                                         split(attr, os_targets, ",")
  96                                         os_targets_size=0
  97                                         for(os_target in os_targets) { os_targets_size++ }
  98                                         for(j=1; j <= os_targets_size; j++) {
  99                                                 if(os_targets[j] == "linux") {
 100                                                         found=1
 101                                                 }
 102                                         }
 103
 104                                         if(negate) {
 105                                                 found=!found
 106                                         }
 107                                         if (!found) {
 108                                                 ignore=1
 109                                         }
 110                                 }
 111                         }
 112                         if(!ignore) {
 113                                 system("rpm -q --whatprovides --queryformat \"%{NAME}\n\" ""\""req"'$libext'""\"")
 114                         }
 115                 } ' $i 2>/dev/null
 116         done
 117 )
 118
 119 # Note about above:
 120 #  Use to do: system("rpm -q --whatprovides --queryformat \"%{NAME}\n\" ""\""req"'$libext'""\"")
 121 #  rpmlint prefers to have lib names instead of package names.  There was a reason I was using package names but it slips me now...
 122 #  Ah... now I remember... it's for noarch packs.  The noarch packages can be built on either 32 or 64 bit... so we have to depend
 123 #   on the package name instead.
 124
 125 PROVIDES=$(
 126         for i in "${monolist[@]}"; do
 127                 ($bindir/monodis --assembly $i | awk '
 128                         BEGIN { LIBNAME=""; VERSION=""; }
 129                         /^Version:/ { VERSION=$2 }
 130                         /^Name:/    { LIBNAME=$2 }
 131                         END {
 132                                 if (VERSION && LIBNAME)
 133                                         print "mono(" LIBNAME ") = " VERSION
 134                         }
 135                     ') 2>/dev/null
 136         done
 137 )
 138 #
 139 # This is a little magic trick to get all REQUIRES that are not
 140 # in PROVIDES. While RPM functions correctly when such deps exist,
 141 # they make the metadata a bit bloated.
 142 #
 143
 144 # Filter out dups from both lists
 145 REQUIRES=$(echo "$REQUIRES" | sort | uniq)
 146 PROVIDES=$(echo "$PROVIDES" | sort | uniq)
 147
 148 #
 149 # Get a list of elements that exist in exactly one of PROVIDES or REQUIRES
 150 #
 151 UNIQ=$(echo "$PROVIDES
 152 $REQUIRES" | sort | uniq -u)
 153
 154 #
 155 # Of those, only choose the ones that are in REQUIRES
 156 #
 157 echo "$UNIQ
 158 $REQUIRES" | sort | uniq -d