mklibs: do not touch libraries that cannot be rebuilt

SVN-Revision: 17172

tools/mklibs/patches/003-no_copy.patch

@@ -0,0 +1,50 @@
+--- a/src/mklibs.py
++++ b/src/mklibs.py
+@@ -440,7 +440,7 @@ while 1:
+     passnr = passnr + 1
+     # Gather all already reduced libraries and treat them as objects as well
+     small_libs = []
+-    for lib in regexpfilter(os.listdir(dest_path), "(.*-so-stripped)$"):
++    for lib in regexpfilter(os.listdir(dest_path), "(.*-so)$"):
+         obj = dest_path + "/" + lib
+         small_libs.append(obj)
+         inode = os.stat(obj)[ST_INO]
+@@ -552,12 +552,7 @@ while 1:
+         if not so_file:
+             sys.exit("File not found:" + library)
+         pic_file = find_pic(library)
+-        if not pic_file:
+-            # No pic file, so we have to use the .so file, no reduction
+-            debug(DEBUG_VERBOSE, "No pic file found for", so_file, "; copying")
+-            command(target + "objcopy", "--strip-unneeded -R .note -R .comment",
+-                    so_file, dest_path + "/" + so_file_name + "-so-stripped")
+-        else:
++        if pic_file:
+             # we have a pic file, recompile
+             debug(DEBUG_SPAM, "extracting from:", pic_file, "so_file:", so_file)
+             soname = extract_soname(so_file)
+@@ -600,22 +595,14 @@ while 1:
+             cmd.append(library_depends_gcc_libnames(so_file))
+             command(target + "gcc", *cmd)
+ 
+-            # strip result
+-            command(target + "objcopy", "--strip-unneeded -R .note -R .comment",
+-                      dest_path + "/" + so_file_name + "-so",
+-                      dest_path + "/" + so_file_name + "-so-stripped")
+             ## DEBUG
+             debug(DEBUG_VERBOSE, so_file, "\t", `os.stat(so_file)[ST_SIZE]`)
+             debug(DEBUG_VERBOSE, dest_path + "/" + so_file_name + "-so", "\t",
+                   `os.stat(dest_path + "/" + so_file_name + "-so")[ST_SIZE]`)
+-            debug(DEBUG_VERBOSE, dest_path + "/" + so_file_name + "-so-stripped",
+-                  "\t", `os.stat(dest_path + "/" + so_file_name + "-so-stripped")[ST_SIZE]`)
+ 
+ # Finalising libs and cleaning up
+-for lib in regexpfilter(os.listdir(dest_path), "(.*)-so-stripped$"):
+-    os.rename(dest_path + "/" + lib + "-so-stripped", dest_path + "/" + lib)
+-for lib in regexpfilter(os.listdir(dest_path), "(.*-so)$"):
+-    os.remove(dest_path + "/" + lib)
++for lib in regexpfilter(os.listdir(dest_path), "(.*)-so$"):
++    os.rename(dest_path + "/" + lib + "-so", dest_path + "/" + lib)
+ 
+ # Canonicalize library names.
+ for lib in regexpfilter(os.listdir(dest_path), "(.*so[.\d]*)$"):