arm-linux.py revision 1.1.1.7
1# Copyright (C) 2013-2023 Free Software Foundation, Inc.
2
3# Copying and distribution of this file, with or without modification,
4# are permitted in any medium without royalty provided the copyright
5# notice and this notice are preserved.  This file is offered as-is,
6# without any warranty.
7
8import sys
9import re
10import time
11
12infname = sys.argv[1]
13inf = file(infname)
14
15print(
16    """\
17<?xml version="1.0"?>
18<!-- Copyright (C) 2009-%s Free Software Foundation, Inc.
19
20     Copying and distribution of this file, with or without modification,
21     are permitted in any medium without royalty provided the copyright
22     notice and this notice are preserved.  This file is offered as-is,
23     without any warranty. -->
24
25<!DOCTYPE feature SYSTEM "gdb-syscalls.dtd">
26
27<!-- This file was generated using the following file:
28
29     %s
30
31     The file mentioned above belongs to the Linux Kernel.
32     Some small hand-edits were made. -->
33
34<syscalls_info>"""
35    % (time.strftime("%Y"), infname)
36)
37
38
39def record(name, number, comment=None):
40    # nm = 'name="%s"' % name
41    # s = '  <syscall %-30s number="%d"/>' % (nm, number)
42    s = '  <syscall name="%s" number="%d"/>' % (name, number)
43    if comment:
44        s += " <!-- %s -->" % comment
45    print(s)
46
47
48for line in inf:
49    m = re.match(r"^#define __NR_(\w+)\s+\(__NR_SYSCALL_BASE\+\s*(\d+)\)", line)
50    if m:
51        record(m.group(1), int(m.group(2)))
52        continue
53
54    m = re.match(r"^\s+/\* (\d+) was sys_(\w+) \*/$", line)
55    if m:
56        record(m.group(2), int(m.group(1)), "removed")
57
58    m = re.match(r"^#define __ARM_NR_(\w+)\s+\(__ARM_NR_BASE\+\s*(\d+)\)", line)
59    if m:
60        record("ARM_" + m.group(1), 0x0F0000 + int(m.group(2)))
61        continue
62
63print("</syscalls_info>")
64