New script copyright.py

gdb/ChangeLog:

        * copyright.py: New script.
        * copyright.sh (byhand): Add *.ads, *.adb, *.gpr and *.inc.
        Launch emacs without exec'ing. Call copyright.py afterwards.

1 files changed, 608 insertions, 0 deletions

diff --git a/gdb/copyright.py b/gdb/copyright.py
new file mode 100644
index 0000000..71f261d6
--- /dev/null
+++ b/gdb/copyright.py
@@ -0,0 +1,608 @@
+#! /usr/bin/env python
+
+"""copyright.py
+
+This script updates most of the files that are not already handled
+by copyright.sh.  It must be run from the gdb/ subdirectory of the
+GDB source tree.
+
+"""
+
+import datetime
+import re
+import os
+import os.path
+
+class Comment(object):
+    """A class describing comment.
+
+    ATTRIBUTES
+      start:  A string describing how comments are started.
+      stop:   A string describing how comments end.  If None, then
+              a comment ends at the end of the line.
+      start2: Some files accept more than 1 kind of comment.
+              For those that do, this is the alternative form.
+              For now, it is assumed that if start2 is not None,
+              then stop is None (thus no stop2 attribute).
+    """
+    def __init__(self, start, stop=None, start2=None, max_lines=30):
+        """The "Copyright" keyword should be within MAX_LINES lines
+        from the start of the file."""
+        self.start = start
+        self.stop = stop
+        self.start2 = start2
+        self.max_lines = max_lines
+
+# The Comment object for Ada code (and GPR files).
+ADA_COMMENT = Comment(start="--")
+
+THIS_YEAR = str(datetime.date.today().year)
+
+# Files which should not be modified, either because they are
+# generated, non-FSF, or otherwise special (e.g. license text,
+# or test cases which must be sensitive to line numbering).
+EXCLUSION_LIST = (
+  "COPYING", "COPYING.LIB", "CVS", "configure", "copying.c", "gdbarch.c",
+  "gdbarch.h", "fdl.texi", "gpl.texi", "gdbtk", "gdb.gdbtk", "osf-share",
+  "aclocal.m4", "step-line.inp", "step-line.c",
+  )
+
+# Files that are too different from the rest to be processed automatically.
+BY_HAND = ['../sim/ppc/psim.texinfo']
+
+# Files for which we know that they do not have a copyright header.
+# Ideally, this list should be empty (but it may not be possible to
+# add a copyright header in some of them).
+NO_COPYRIGHT = (
+   # Configure files.  We should fix those, one day.
+   "testsuite/gdb.cell/configure.ac", "testsuite/gdb.hp/configure.ac",
+   "testsuite/gdb.hp/gdb.aCC/configure.ac",
+   "testsuite/gdb.hp/gdb.base-hp/configure.ac",
+   "testsuite/gdb.hp/gdb.compat/configure.ac",
+   "testsuite/gdb.hp/gdb.defects/configure.ac",
+   "testsuite/gdb.hp/gdb.objdbg/configure.ac",
+   "testsuite/gdb.stabs/configure.ac",
+   "../sim/arm/configure.ac", "../sim/avr/configure.ac",
+   "../sim/common/configure.ac", "../sim/configure.ac",
+   "../sim/cr16/configure.ac", "../sim/cris/configure.ac",
+   "../sim/d10v/configure.ac", "../sim/erc32/configure.ac",
+   "../sim/frv/configure.ac", "../sim/h8300/configure.ac",
+   "../sim/igen/configure.ac", "../sim/iq2000/configure.ac",
+   "../sim/lm32/configure.ac", "../sim/m32r/configure.ac",
+   "../sim/m68hc11/configure.ac", "../sim/mcore/configure.ac",
+   "../sim/microblaze/configure.ac", "../sim/mips/configure.ac",
+   "../sim/mn10300/configure.ac", "../sim/moxie/configure.ac",
+   "../sim/ppc/configure.ac", "../sim/sh/configure.ac",
+   "../sim/sh64/configure.ac", "../sim/testsuite/configure.ac",
+   "../sim/testsuite/d10v-elf/configure.ac",
+   "../sim/testsuite/frv-elf/configure.ac",
+   "../sim/testsuite/m32r-elf/configure.ac",
+   "../sim/testsuite/mips64el-elf/configure.ac", "../sim/v850/configure.ac",
+   # Assembly files.  It's not certain that we can add a copyright
+   # header in a way that works for all platforms supported by the
+   # testcase...
+   "testsuite/gdb.arch/pa-nullify.s", "testsuite/gdb.arch/pa64-nullify.s",
+   "testsuite/gdb.asm/asmsrc1.s", "testsuite/gdb.asm/asmsrc2.s",
+   "testsuite/gdb.disasm/am33.s", "testsuite/gdb.disasm/h8300s.s",
+   "testsuite/gdb.disasm/hppa.s", "testsuite/gdb.disasm/mn10200.s",
+   "testsuite/gdb.disasm/mn10300.s", "testsuite/gdb.disasm/sh3.s",
+   "testsuite/gdb.disasm/t01_mov.s", "testsuite/gdb.disasm/t02_mova.s",
+   "testsuite/gdb.disasm/t03_add.s", "testsuite/gdb.disasm/t04_sub.s",
+   "testsuite/gdb.disasm/t05_cmp.s", "testsuite/gdb.disasm/t06_ari2.s",
+   "testsuite/gdb.disasm/t07_ari3.s", "testsuite/gdb.disasm/t08_or.s",
+   "testsuite/gdb.disasm/t09_xor.s", "testsuite/gdb.disasm/t10_and.s",
+   "testsuite/gdb.disasm/t11_logs.s", "testsuite/gdb.disasm/t12_bit.s",
+   "testsuite/gdb.disasm/t13_otr.s", "testsuite/gdb.hp/gdb.base-hp/reg-pa64.s",
+   "testsuite/gdb.hp/gdb.base-hp/reg.s",
+   "../sim/testsuite/d10v-elf/exit47.s",
+   "../sim/testsuite/d10v-elf/hello.s",
+   "../sim/testsuite/d10v-elf/loop.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld-d.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld-i.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld-id.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld-im.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld-ip.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld2w-d.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld2w-i.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld2w-id.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld2w-im.s",
+   "../sim/testsuite/d10v-elf/t-ae-ld2w-ip.s",
+   "../sim/testsuite/d10v-elf/t-ae-st-d.s",
+   "../sim/testsuite/d10v-elf/t-ae-st-i.s",
+   "../sim/testsuite/d10v-elf/t-ae-st-id.s",
+   "../sim/testsuite/d10v-elf/t-ae-st-im.s",
+   "../sim/testsuite/d10v-elf/t-ae-st-ip.s",
+   "../sim/testsuite/d10v-elf/t-ae-st-is.s",
+   "../sim/testsuite/d10v-elf/t-ae-st2w-d.s",
+   "../sim/testsuite/d10v-elf/t-ae-st2w-i.s",
+   "../sim/testsuite/d10v-elf/t-ae-st2w-id.s",
+   "../sim/testsuite/d10v-elf/t-ae-st2w-im.s",
+   "../sim/testsuite/d10v-elf/t-ae-st2w-ip.s",
+   "../sim/testsuite/d10v-elf/t-ae-st2w-is.s",
+   "../sim/testsuite/d10v-elf/t-dbt.s",
+   "../sim/testsuite/d10v-elf/t-ld-st.s",
+   "../sim/testsuite/d10v-elf/t-mac.s",
+   "../sim/testsuite/d10v-elf/t-mod-ld-pre.s",
+   "../sim/testsuite/d10v-elf/t-msbu.s",
+   "../sim/testsuite/d10v-elf/t-mulxu.s",
+   "../sim/testsuite/d10v-elf/t-mvtac.s",
+   "../sim/testsuite/d10v-elf/t-mvtc.s",
+   "../sim/testsuite/d10v-elf/t-rac.s",
+   "../sim/testsuite/d10v-elf/t-rachi.s",
+   "../sim/testsuite/d10v-elf/t-rdt.s",
+   "../sim/testsuite/d10v-elf/t-rep.s",
+   "../sim/testsuite/d10v-elf/t-rie-xx.s",
+   "../sim/testsuite/d10v-elf/t-rte.s",
+   "../sim/testsuite/d10v-elf/t-sac.s",
+   "../sim/testsuite/d10v-elf/t-sachi.s",
+   "../sim/testsuite/d10v-elf/t-sadd.s",
+   "../sim/testsuite/d10v-elf/t-slae.s",
+   "../sim/testsuite/d10v-elf/t-sp.s",
+   "../sim/testsuite/d10v-elf/t-sub.s",
+   "../sim/testsuite/d10v-elf/t-sub2w.s",
+   "../sim/testsuite/d10v-elf/t-subi.s",
+   "../sim/testsuite/d10v-elf/t-trap.s",
+   "../sim/testsuite/frv-elf/cache.s",
+   "../sim/testsuite/frv-elf/exit47.s",
+   "../sim/testsuite/frv-elf/grloop.s",
+   "../sim/testsuite/frv-elf/hello.s",
+   "../sim/testsuite/frv-elf/loop.s",
+   "../sim/testsuite/m32r-elf/exit47.s",
+   "../sim/testsuite/m32r-elf/hello.s",
+   "../sim/testsuite/m32r-elf/loop.s",
+   "../sim/testsuite/sim/cris/hw/rv-n-cris/quit.s",
+   "../sim/testsuite/sim/h8300/addb.s",
+   "../sim/testsuite/sim/h8300/addl.s",
+   "../sim/testsuite/sim/h8300/adds.s",
+   "../sim/testsuite/sim/h8300/addw.s",
+   "../sim/testsuite/sim/h8300/addx.s",
+   "../sim/testsuite/sim/h8300/andb.s",
+   "../sim/testsuite/sim/h8300/andl.s",
+   "../sim/testsuite/sim/h8300/andw.s",
+   "../sim/testsuite/sim/h8300/band.s",
+   "../sim/testsuite/sim/h8300/bfld.s",
+   "../sim/testsuite/sim/h8300/biand.s",
+   "../sim/testsuite/sim/h8300/bra.s",
+   "../sim/testsuite/sim/h8300/brabc.s",
+   "../sim/testsuite/sim/h8300/bset.s",
+   "../sim/testsuite/sim/h8300/cmpb.s",
+   "../sim/testsuite/sim/h8300/cmpl.s",
+   "../sim/testsuite/sim/h8300/cmpw.s",
+   "../sim/testsuite/sim/h8300/daa.s",
+   "../sim/testsuite/sim/h8300/das.s",
+   "../sim/testsuite/sim/h8300/dec.s",
+   "../sim/testsuite/sim/h8300/div.s",
+   "../sim/testsuite/sim/h8300/extl.s",
+   "../sim/testsuite/sim/h8300/extw.s",
+   "../sim/testsuite/sim/h8300/inc.s",
+   "../sim/testsuite/sim/h8300/jmp.s",
+   "../sim/testsuite/sim/h8300/ldc.s",
+   "../sim/testsuite/sim/h8300/ldm.s",
+   "../sim/testsuite/sim/h8300/mac.s",
+   "../sim/testsuite/sim/h8300/mova.s",
+   "../sim/testsuite/sim/h8300/movb.s",
+   "../sim/testsuite/sim/h8300/movl.s",
+   "../sim/testsuite/sim/h8300/movmd.s",
+   "../sim/testsuite/sim/h8300/movsd.s",
+   "../sim/testsuite/sim/h8300/movw.s",
+   "../sim/testsuite/sim/h8300/mul.s",
+   "../sim/testsuite/sim/h8300/neg.s",
+   "../sim/testsuite/sim/h8300/nop.s",
+   "../sim/testsuite/sim/h8300/not.s",
+   "../sim/testsuite/sim/h8300/orb.s",
+   "../sim/testsuite/sim/h8300/orl.s",
+   "../sim/testsuite/sim/h8300/orw.s",
+   "../sim/testsuite/sim/h8300/rotl.s",
+   "../sim/testsuite/sim/h8300/rotr.s",
+   "../sim/testsuite/sim/h8300/rotxl.s",
+   "../sim/testsuite/sim/h8300/rotxr.s",
+   "../sim/testsuite/sim/h8300/shal.s",
+   "../sim/testsuite/sim/h8300/shar.s",
+   "../sim/testsuite/sim/h8300/shll.s",
+   "../sim/testsuite/sim/h8300/shlr.s",
+   "../sim/testsuite/sim/h8300/stack.s",
+   "../sim/testsuite/sim/h8300/stc.s",
+   "../sim/testsuite/sim/h8300/subb.s",
+   "../sim/testsuite/sim/h8300/subl.s",
+   "../sim/testsuite/sim/h8300/subs.s",
+   "../sim/testsuite/sim/h8300/subw.s",
+   "../sim/testsuite/sim/h8300/subx.s",
+   "../sim/testsuite/sim/h8300/tas.s",
+   "../sim/testsuite/sim/h8300/xorb.s",
+   "../sim/testsuite/sim/h8300/xorl.s",
+   "../sim/testsuite/sim/h8300/xorw.s",
+   "../sim/testsuite/sim/mips/fpu64-ps-sb1.s",
+   "../sim/testsuite/sim/mips/fpu64-ps.s",
+   "../sim/testsuite/sim/mips/hilo-hazard-1.s",
+   "../sim/testsuite/sim/mips/hilo-hazard-2.s",
+   "../sim/testsuite/sim/mips/hilo-hazard-3.s",
+   "../sim/testsuite/sim/mips/mdmx-ob-sb1.s",
+   "../sim/testsuite/sim/mips/mdmx-ob.s",
+   "../sim/testsuite/sim/mips/mips32-dsp.s",
+   "../sim/testsuite/sim/mips/mips32-dsp2.s",
+   "../sim/testsuite/sim/mips/sanity.s",
+   "../sim/testsuite/sim/sh/add.s",
+   "../sim/testsuite/sim/sh/and.s",
+   "../sim/testsuite/sim/sh/bandor.s",
+   "../sim/testsuite/sim/sh/bandornot.s",
+   "../sim/testsuite/sim/sh/bclr.s",
+   "../sim/testsuite/sim/sh/bld.s",
+   "../sim/testsuite/sim/sh/bldnot.s",
+   "../sim/testsuite/sim/sh/bset.s",
+   "../sim/testsuite/sim/sh/bst.s",
+   "../sim/testsuite/sim/sh/bxor.s",
+   "../sim/testsuite/sim/sh/clip.s",
+   "../sim/testsuite/sim/sh/div.s",
+   "../sim/testsuite/sim/sh/dmxy.s",
+   "../sim/testsuite/sim/sh/fabs.s",
+   "../sim/testsuite/sim/sh/fadd.s",
+   "../sim/testsuite/sim/sh/fail.s",
+   "../sim/testsuite/sim/sh/fcmpeq.s",
+   "../sim/testsuite/sim/sh/fcmpgt.s",
+   "../sim/testsuite/sim/sh/fcnvds.s",
+   "../sim/testsuite/sim/sh/fcnvsd.s",
+   "../sim/testsuite/sim/sh/fdiv.s",
+   "../sim/testsuite/sim/sh/fipr.s",
+   "../sim/testsuite/sim/sh/fldi0.s",
+   "../sim/testsuite/sim/sh/fldi1.s",
+   "../sim/testsuite/sim/sh/flds.s",
+   "../sim/testsuite/sim/sh/float.s",
+   "../sim/testsuite/sim/sh/fmac.s",
+   "../sim/testsuite/sim/sh/fmov.s",
+   "../sim/testsuite/sim/sh/fmul.s",
+   "../sim/testsuite/sim/sh/fneg.s",
+   "../sim/testsuite/sim/sh/fpchg.s",
+   "../sim/testsuite/sim/sh/frchg.s",
+   "../sim/testsuite/sim/sh/fsca.s",
+   "../sim/testsuite/sim/sh/fschg.s",
+   "../sim/testsuite/sim/sh/fsqrt.s",
+   "../sim/testsuite/sim/sh/fsrra.s",
+   "../sim/testsuite/sim/sh/fsub.s",
+   "../sim/testsuite/sim/sh/ftrc.s",
+   "../sim/testsuite/sim/sh/ldrc.s",
+   "../sim/testsuite/sim/sh/loop.s",
+   "../sim/testsuite/sim/sh/macl.s",
+   "../sim/testsuite/sim/sh/macw.s",
+   "../sim/testsuite/sim/sh/mov.s",
+   "../sim/testsuite/sim/sh/movi.s",
+   "../sim/testsuite/sim/sh/movli.s",
+   "../sim/testsuite/sim/sh/movua.s",
+   "../sim/testsuite/sim/sh/movxy.s",
+   "../sim/testsuite/sim/sh/mulr.s",
+   "../sim/testsuite/sim/sh/pabs.s",
+   "../sim/testsuite/sim/sh/padd.s",
+   "../sim/testsuite/sim/sh/paddc.s",
+   "../sim/testsuite/sim/sh/pand.s",
+   "../sim/testsuite/sim/sh/pass.s",
+   "../sim/testsuite/sim/sh/pclr.s",
+   "../sim/testsuite/sim/sh/pdec.s",
+   "../sim/testsuite/sim/sh/pdmsb.s",
+   "../sim/testsuite/sim/sh/pinc.s",
+   "../sim/testsuite/sim/sh/pmuls.s",
+   "../sim/testsuite/sim/sh/prnd.s",
+   "../sim/testsuite/sim/sh/pshai.s",
+   "../sim/testsuite/sim/sh/pshar.s",
+   "../sim/testsuite/sim/sh/pshli.s",
+   "../sim/testsuite/sim/sh/pshlr.s",
+   "../sim/testsuite/sim/sh/psub.s",
+   "../sim/testsuite/sim/sh/pswap.s",
+   "../sim/testsuite/sim/sh/pushpop.s",
+   "../sim/testsuite/sim/sh/resbank.s",
+   "../sim/testsuite/sim/sh/sett.s",
+   "../sim/testsuite/sim/sh/shll.s",
+   "../sim/testsuite/sim/sh/shll16.s",
+   "../sim/testsuite/sim/sh/shll2.s",
+   "../sim/testsuite/sim/sh/shll8.s",
+   "../sim/testsuite/sim/sh/shlr.s",
+   "../sim/testsuite/sim/sh/shlr16.s",
+   "../sim/testsuite/sim/sh/shlr2.s",
+   "../sim/testsuite/sim/sh/shlr8.s",
+   "../sim/testsuite/sim/sh/swap.s",
+   "../sim/testsuite/sim/sh64/misc/fr-dr.s",
+   # .inc files.  These are usually assembly or C files...
+   "testsuite/gdb.asm/alpha.inc",
+   "testsuite/gdb.asm/arm.inc",
+   "testsuite/gdb.asm/common.inc",
+   "testsuite/gdb.asm/empty.inc",
+   "testsuite/gdb.asm/frv.inc",
+   "testsuite/gdb.asm/h8300.inc",
+   "testsuite/gdb.asm/i386.inc",
+   "testsuite/gdb.asm/ia64.inc",
+   "testsuite/gdb.asm/iq2000.inc",
+   "testsuite/gdb.asm/m32c.inc",
+   "testsuite/gdb.asm/m32r-linux.inc",
+   "testsuite/gdb.asm/m32r.inc",
+   "testsuite/gdb.asm/m68hc11.inc",
+   "testsuite/gdb.asm/m68k.inc",
+   "testsuite/gdb.asm/mips.inc",
+   "testsuite/gdb.asm/netbsd.inc",
+   "testsuite/gdb.asm/openbsd.inc",
+   "testsuite/gdb.asm/pa.inc",
+   "testsuite/gdb.asm/pa64.inc",
+   "testsuite/gdb.asm/powerpc.inc",
+   "testsuite/gdb.asm/powerpc64.inc",
+   "testsuite/gdb.asm/s390.inc",
+   "testsuite/gdb.asm/s390x.inc",
+   "testsuite/gdb.asm/sh.inc",
+   "testsuite/gdb.asm/sparc.inc",
+   "testsuite/gdb.asm/sparc64.inc",
+   "testsuite/gdb.asm/spu.inc",
+   "testsuite/gdb.asm/v850.inc",
+   "testsuite/gdb.asm/x86_64.inc",
+   "testsuite/gdb.asm/xstormy16.inc",
+   "../sim/testsuite/sim/arm/iwmmxt/testutils.inc",
+   "../sim/testsuite/sim/arm/testutils.inc",
+   "../sim/testsuite/sim/arm/thumb/testutils.inc",
+   "../sim/testsuite/sim/arm/xscale/testutils.inc",
+   "../sim/testsuite/sim/cr16/testutils.inc",
+   "../sim/testsuite/sim/cris/asm/testutils.inc",
+   "../sim/testsuite/sim/cris/hw/rv-n-cris/testutils.inc",
+   "../sim/testsuite/sim/fr30/testutils.inc",
+   "../sim/testsuite/sim/frv/testutils.inc",
+   "../sim/testsuite/sim/h8300/testutils.inc",
+   "../sim/testsuite/sim/m32r/testutils.inc",
+   "../sim/testsuite/sim/sh/testutils.inc",
+   "../sim/testsuite/sim/sh64/compact/testutils.inc",
+   "../sim/testsuite/sim/sh64/media/testutils.inc",
+   "../sim/testsuite/sim/v850/testutils.inc",
+   )
+
+# A mapping between file extensions to their associated Comment object.
+# This dictionary also contains a number of exceptions, based on
+# filename.
+COMMENT_MAP = \
+  {".1" : Comment(start=r'.\"'),
+   ".ac" : Comment(start="dnl", start2="#"),
+   ".ads" : ADA_COMMENT,
+   ".adb" : ADA_COMMENT,
+   ".f" : Comment(start="c"),
+   ".f90" : Comment(start="!"),
+   ".gpr" : ADA_COMMENT,
+   ".inc" : Comment(start="#", start2=";"),
+   ".s" : Comment(start="!"),
+   ".tex" : Comment(start="%"),
+   ".texi" : Comment(start="@c"),
+   ".texinfo" : Comment(start="@c"),
+
+   # Files that use a different way of including the copyright
+   # header...
+   "ada-operator.inc" : Comment(start="/*", stop="*/"),
+   "gdbint.texinfo" : Comment(start='@copying', stop="@end copying"),
+   "annotate.texinfo" : Comment(start='@copying', stop="@end copying",
+                                max_lines=50),
+   "stabs.texinfo" : Comment(start='@copying', stop="@end copying"),
+  }
+
+class NotFound(Exception):
+    pass
+
+class AlreadyDone(Exception):
+    pass
+
+def process_header(src, dst, cdescr):
+    """Read from SRC for up to CDESCR.MAX_LINES until we find a copyright
+    notice.  If found, then write the entire file, with the copyright
+    noticed updated with the current year added.
+
+    Raises NotFound if the copyright notice could not be found or has
+    some inconsistencies.
+
+    Raises AlreadyDone if the copyright notice already includes the current
+    year.
+    """
+    line_count = 0
+    # The start-of-comment marker used for this file.  Only really useful
+    # in the case where comments ends at the end of the line, as this
+    # allows us to know which comment marker to use when breaking long
+    # lines (in the cases where there are more than one.
+    cdescr_start = ""
+
+    while True:
+        # If we still haven't found a copyright line within a certain
+        # number of lines, then give up.
+        if line_count > cdescr.max_lines:
+            raise NotFound("start of Copyright not found")
+
+        line = src.readline()
+        line_count += 1
+        if not line:
+            raise NotFound("start of Copyright not found (EOF)")
+
+        # Is this a copyright line?  If not, then no transformation is
+        # needed.  Write it as is, and continue.
+        if not re.search(r"Copyright\b.*\b(199\d|20\d\d)\b", line):
+            dst.write(line)
+            continue
+
+        # If a start-of-comment marker is needed for every line, try to
+        # figure out which one it is that is being used in this file (most
+        # files only accept one, in which case it's easy - but some accept
+        # two or more...).
+        if cdescr.stop is None:
+            stripped_line = line.lstrip()
+            if stripped_line.startswith(cdescr.start):
+                cdescr_start = cdescr.start
+            elif (cdescr.start2 is not None
+                  and stripped_line.startswith(cdescr.start2)):
+                cdescr_start = cdescr.start2
+            elif cdescr.start in stripped_line:
+                cdescr_start = cdescr.start
+            elif (cdescr.start2 is not None
+                  and cdescr.start2 in stripped_line):
+                cdescr_start = cdescr.start2
+            else:
+                # This can't be a line with a comment, so not the copyright
+                # line we were looking for.  Ignore.
+                continue
+
+        comment = line
+        break
+
+    while not re.search(r"Free\s+Software\s+Foundation", comment):
+        line = src.readline()
+        line_count += 1
+        if not line:
+            raise NotFound("Copyright owner not found (EOF)")
+
+        if cdescr.stop is None:
+            # Expect a new comment marker at the start of each line
+            line = line.lstrip()
+            if not line.startswith(cdescr_start):
+                raise NotFound("Copyright owner not found "
+                               "(end of comment)")
+            comment += " " + line[len(cdescr_start):]
+        else:
+            if cdescr.stop in comment:
+                raise NotFound("Copyright owner not found "
+                               "(end of comment)")
+            comment += line
+
+    # Normalize a bit the copyright string (we preserve the string
+    # up until "Copyright", in order to help preserve any original
+    # alignment.
+    (before, after) = comment.split("Copyright", 1)
+    after = after.replace("\n", " ")
+    after = re.sub("\s+", " ", after)
+    after = after.rstrip()
+
+    # If the copyright year has already been added, the nothing else
+    # to do.
+    if THIS_YEAR in after:
+        raise AlreadyDone
+
+    m = re.match("(.*[0-9]+)(.*)", after)
+    if m is None:
+        raise NotFound("Internal error - cannot split copyright line: "
+                       "`%s'" % comment)
+
+    # Reconstruct the comment line
+    comment = before + "Copyright" + m.group(1) + ', %s' % THIS_YEAR
+    owner_part = m.group(2).lstrip()
+
+    # Max comment len...
+    max_len = 76
+
+    # If we have to break the copyright line into multiple lines,
+    # we want to align all the lines on the "Copyright" keyword.
+    # Create a small "indent" string that we can use for that.
+    if cdescr.stop is None:
+        # The comment marker is needed on every line, so put it at the
+        # start of our "indent" string.
+        indent = cdescr_start + ' ' * (len(before) - len(cdescr_start))
+    else:
+        indent = ' ' * len(before)
+
+    # If the line is too long...
+    while len(comment) > max_len:
+        # Split the line at the first space before max_len.
+        space_index = comment[0:max_len].rfind(' ')
+        if space_index < 0:  # No space in the first max_len characters???
+            # Split at the first space, then...
+            space_index = comment.find(' ')
+        if space_index < 0:
+            # Still no space found.  This is extremely unlikely, but
+            # just pretend there is one at the end of the string.
+            space_index = len(comment)
+
+        # Write the first part of the string up until the space
+        # we selected to break our line.
+        dst.write(comment[:space_index] + '\n')
+
+        # Strip the part of comment that we have finished printing.
+        if space_index < len(comment):
+            comment = comment[space_index + 1:]
+        else:
+            comment = ""
+
+        # Prepend the "indent" string to make sure that we remain
+        # aligned on the "Copyright" word.
+        comment = indent + comment
+
+    # And finally, write the rest of the last line...  We want to write
+    # "Free Software Foundation, Inc" on the same line, so handle this
+    # with extra care.
+    dst.write(comment)
+    if len(comment) + 1 + len (owner_part) > max_len:
+        dst.write('\n' + indent)
+    else:
+        dst.write(' ')
+    dst.write(owner_part + '\n')
+
+def comment_for_filename(filename):
+    """Return the Comment object that best describes the given file.
+    This a smart lookup of the COMMENT_MAP dictionary where we check
+    for filename-based exceptions first, before looking up the comment
+    by filename extension.  """
+    # First, consult the COMMENT_MAP using the filename, in case this
+    # file needs special treatment.
+    basename = os.path.basename(filename)
+    if basename in COMMENT_MAP:
+        return COMMENT_MAP[basename]
+    # Not a special file.  Check the file extension.
+    ext = os.path.splitext(filename)[1]
+    if ext in COMMENT_MAP:
+        return COMMENT_MAP[ext]
+    # Not a know extension either, return None.
+    return None
+
+def process_file(filename):
+    """Processes the given file.
+    """
+    cdescr = comment_for_filename(filename)
+    if cdescr is None:
+        # Either no filename extension, or not an extension that we
+        # know how to handle.
+        return
+
+    dst_filename = filename + '.new'
+    src = open(filename)
+    dst = open(dst_filename, 'w')
+    try:
+        process_header(src, dst, cdescr)
+    except AlreadyDone:
+        print "+++ Already up to date: `%s'." % filename
+        dst.close()
+        os.unlink(dst_filename)
+        if filename in NO_COPYRIGHT:
+            # We expect the search for a copyright header to fail, and
+            # yet we found one...
+            print "Warning: `%s' should not be in NO_COPYRIGHT" % filename
+        return
+    except NotFound as inst:
+        dst.close()
+        os.unlink(dst_filename)
+        if not filename in NO_COPYRIGHT:
+            print "*** \033[31m%s\033[0m: %s" % (filename, inst)
+        return
+
+    if filename in NO_COPYRIGHT:
+        # We expect the search for a copyright header to fail, and
+        # yet we found one...
+        print "Warning: `%s' should not be in NO_COPYRIGHT" % filename
+
+    for line in src:
+        dst.write(line)
+    src.close()
+    dst.close()
+    os.rename(dst_filename, filename)
+
+if __name__ == "__main__":
+    if not os.path.isfile("doc/gdb.texinfo"):
+        print "Error: This script must be called from the gdb directory."
+    for gdb_dir in ('.', '../sim', '../include/gdb'):
+        for root, dirs, files in os.walk(gdb_dir):
+            for filename in files:
+                fullpath = os.path.join(root, filename)
+                if fullpath.startswith('./'):
+                    fullpath = fullpath[2:]
+                if filename not in EXCLUSION_LIST and fullpath not in BY_HAND:
+                    # Paths that start with './' are ugly, so strip that.
+                    # This also allows us to omit them in the NO_COPYRIGHT
+                    # list...
+                    process_file(fullpath)
+    print
+    print "\033[32mREMINDER: The following files must be updated by hand." \
+          "\033[0m"
+    for filename in BY_HAND:
+        print "  ", filename
+