Just strip everything by default

Run strip of each file and discard expected failure types.
Also default to stripping the entire output.

pkgs/build-support/setup-hooks/strip.sh

@@ -4,7 +4,7 @@ fixupOutputHooks+=(_doStrip)
 
 _doStrip() {
     if [ -z "$dontStrip" ]; then
-        stripDebugList=${stripDebugList:-lib lib32 lib64 libexec bin sbin}
+        stripDebugList=${stripDebugList:-.}
         if [ -n "$stripDebugList" ]; then
             stripDirs "$stripDebugList" "${stripDebugFlags:--S}"
         fi
@@ -29,8 +29,20 @@ stripDirs() {
     dirs=${dirsNew}
 
     if [ -n "${dirs}" ]; then
-        header "stripping (with flags $stripFlags) in$dirs"
+        header "Stripping (with flags $stripFlags) in$dirs"
-        find $dirs -type f -print0 | xargs -0 ${xargsFlags:--r} strip $commonStripFlags $stripFlags || true
+        while IFS= read -r -d $'\0' f; do
+            if out=$(strip $commonStripFlags $stripFlags "$f" 2>&1); then
+                echo "Stripped $f"
+            else
+                # Ignore failures on files that cannot be stripped.
+                if [ "$out" = "strip:$f: File format not recognized" ]; then
+                    continue
+                fi
+
+                echo "Strip failed on file $f: $out"
+                false # fail !
+            fi
+        done < <(find $dirs -type f -print0)
         stopNest
     fi
 }