Land Ben's 32-bit symlink script.

tools/mirror-dev.sh

+ # For each installed *-dev package DEV
+ for DEV in $(dpkg --list | grep '^ii  [^ ]' | cut -d ' ' -f 3 | grep '\-dev$')
+ do
+     # For each multi-arch *.so SO installed by DEV
+     for DEV_64_SO in $(dpkg -L $DEV | grep '/lib/x86_64-linux-gnu/.*\.so$')
+     do
+        # Skip if DEV_64_SO is not a symlink
+        if ! test -L $DEV_64_SO
+        then
+            echo "$DEV installed $DEV_64_SO which is real."
+            continue
+        fi
+ 
+        DEV_64_TARGET=$(readlink $DEV_64_SO)
+        DEV_64_TARGET_FULL=$(readlink -f $DEV_64_SO) 
+ 
+        DEV_32_SO=$(echo $DEV_64_SO | sed -e 's@/lib/x86_64-linux-gnu/@/lib/i386-linux-gnu/@')
+        DEV_32_TARGET=$(echo $DEV_64_TARGET | sed -e 's@/lib/x86_64-linux-gnu/@/lib/i386-linux-gnu/@')
+        DEV_32_TARGET_FULL=$(echo $DEV_64_TARGET_FULL | sed -e 's@/lib/x86_64-linux-gnu/@/lib/i386-linux-gnu/@')
+ 
+        # Error if DEV_32_TARGET does not exist.
+        if ! test -e $DEV_32_TARGET_FULL
+        then
+            DEV_64_TARGET_PKG=$(dpkg -S $DEV_64_TARGET_FULL | cut -d ':' -f 1)
+            echo "Could not find $DEV_32_TARGET_FULL, probably provided by $DEV_64_TARGET_PKG:i386."
+            #echo "   $DEV_64_SO -> $DEV_64_TARGET ($DEV_64_TARGET_FULL)"
+            #echo "   $DEV_32_SO -> $DEV_32_TARGET ($DEV_32_TARGET_FULL)"
+            continue
+        fi
+ 
+        # Create DEV_32_SO
+        sudo ln -s $DEV_32_TARGET $DEV_32_SO
+     done
+ done