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File finddebuginfo.diff of Package rpm

--- ./scripts/find-debuginfo.sh.orig	2017-10-05 10:04:57.586602035 +0000
+++ ./scripts/find-debuginfo.sh	2017-12-01 14:45:15.439290101 +0000
@@ -326,12 +326,18 @@ trap 'rm -rf "$temp"' EXIT
 
 # Build a list of unstripped ELF files and their hardlinks
 touch "$temp/primary"
-find "$RPM_BUILD_ROOT" ! -path "${debugdir}/*.debug" -type f \
-     		     \( -perm -0100 -or -perm -0010 -or -perm -0001 \) \
-		     -print |
-file -N -f - | sed -n -e 's/^\(.*\):[ 	]*.*ELF.*, not stripped.*/\1/p' |
-xargs --no-run-if-empty stat -c '%h %D_%i %n' |
+find "$RPM_BUILD_ROOT" ! -path "${debugdir}/*.debug" -type f \( -perm /111 -or -name "*.so*" -or -name "*.ko" \) ! -name "*.a" -print0 | sort -z |
+xargs --no-run-if-empty -0 stat -c '%h %D_%i %n' |
 while read nlinks inum f; do
+  case $(objdump -h $f 2>/dev/null | egrep -o '(debug[\.a-z_]*|gnu.version)') in
+    *debuglink*) continue ;;
+    *debug*) ;;
+    *gnu.version*)
+      echo "WARNING: "`echo $f | sed -e "s,^$RPM_BUILD_ROOT/*,/,"`" is already stripped!"
+      continue
+      ;;
+    *) continue ;;
+  esac
   if [ $nlinks -gt 1 ]; then
     var=seen_$inum
     if test -n "${!var}"; then
@@ -364,6 +370,8 @@ do_file()
   if [ "$no_recompute_build_id" = "true" ]; then
     no_recompute="-n"
   fi
+  mode=$(stat -c %a "$f")
+  chmod +w "$f"
   id=$(${lib_rpm_dir}/debugedit -b "$debug_base_name" -d "$debug_dest_name" \
 			      $no_recompute -i \
 			      ${build_id_seed:+--build-id-seed="$build_id_seed"} \
@@ -387,17 +395,30 @@ do_file()
   # just has its file names collected and adjusted.
   case "$dn" in
   /usr/lib/debug/*)
+    chmod $mode "$f"
     return ;;
   esac
 
   mkdir -p "${debugdn}"
-  if test -w "$f"; then
-    strip_to_debug "${debugfn}" "$f"
-  else
-    chmod u+w "$f"
-    strip_to_debug "${debugfn}" "$f"
-    chmod u-w "$f"
-  fi
+  objcopy --only-keep-debug "$f" "$debugfn" || :
+  (
+    shopt -s extglob
+    strip_option="--strip-all"
+    case "$f" in
+      *.ko)
+	strip_option="--strip-debug" ;;
+      *$STRIP_KEEP_SYMTAB*)
+	if test -n "$STRIP_KEEP_SYMTAB"; then
+	  strip_option="--strip-debug"
+        fi
+        ;;
+    esac
+    if test "$NO_DEBUGINFO_STRIP_DEBUG" = true ; then
+      strip_option=
+    fi
+    objcopy --add-gnu-debuglink="$debugfn" -R .comment -R .GCC.command.line $strip_option "$f"
+    chmod $mode "$f"
+  ) || :
 
   # strip -g implies we have full symtab, don't add mini symtab in that case.
   # It only makes sense to add a minisymtab for executables and shared
@@ -507,7 +528,7 @@ if $run_dwz \
     rmdir "${RPM_BUILD_ROOT}/usr/lib/debug/.dwz" 2>/dev/null
     if [ -f "${RPM_BUILD_ROOT}/usr/lib/debug/.dwz/${dwz_multifile_name}" ]; then
       id="`readelf -Wn "${RPM_BUILD_ROOT}/usr/lib/debug/.dwz/${dwz_multifile_name}" \
-	     2>/dev/null | sed -n 's/^    Build ID: \([0-9a-f]\+\)/\1/p'`"
+	     2>/dev/null | sed -n 's/^.* Build ID: \([0-9a-f]\+\)/\1/p'`"
     fi
 
     # dwz invalidates .gnu_debuglink CRC32 in the main files.
@@ -551,12 +572,14 @@ if [ -s "$SOURCEFILE" ]; then
   # and non-standard modes may be inherented from original directories, fixup
   find "${RPM_BUILD_ROOT}${debug_dest_name}" -type d -print0 |
   xargs --no-run-if-empty -0 chmod 0755
+  find "${RPM_BUILD_ROOT}${debug_dest_name}" -type f -print0 |
+  xargs --no-run-if-empty -0 chmod a+r
 fi
 
 if [ -d "${RPM_BUILD_ROOT}/usr/lib" -o -d "${RPM_BUILD_ROOT}/usr/src" ]; then
   ((nout > 0)) ||
   test ! -d "${RPM_BUILD_ROOT}/usr/lib" ||
-  (cd "${RPM_BUILD_ROOT}/usr/lib"; find debug -type d) |
+  (cd "${RPM_BUILD_ROOT}/usr/lib"; test ! -d debug || find debug -type d) |
   sed 's,^,%dir /usr/lib/,' >> "$LISTFILE"
 
   (cd "${RPM_BUILD_ROOT}/usr"