use 'python3', not 'python' (reduced version)

Documentation/sphinx/maintainers_include.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: GPL-2.0
 # -*- coding: utf-8; mode: python -*-
 # pylint: disable=R0903, C0330, R0914, R0912, E0401

scripts/bmpconvert

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: GPL-2.0 */
 # -*- coding: utf-8 -*-
 

scripts/clang-wrapper.py

@@ -0,0 +1,105 @@
+#! /usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2011-2012, The Linux Foundation. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of The Linux Foundation nor
+#       the names of its contributors may be used to endorse or promote
+#       products derived from this software without specific prior written
+#       permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Invoke clang, looking for warnings, and causing a failure if there are
+# non-whitelisted warnings.
+
+from __future__ import print_function
+import errno
+import re
+import os
+import sys
+import subprocess
+
+allowed_warnings = set([
+    "tcpci.h:195", # drivers/usb/typec/tcpm/tcpci.h:195:12: warning: 'enum typec_cc_status' declared inside parameter list will not be visible outside of this definition or declaration
+    "atags_to_fdt.c:129", # arch/arm/boot/compressed/atags_to_fdt.c:129:5: warning: stack frame size of 2368 bytes in function 'atags_to_fdt' [-Wframe-larger-than=]
+    "file.c:3010", # fs/f2fs/file.c:3010:12: warning: unused function 'f2fs_ioctl_check_project'
+    "configfs.c:1488", # drivers/usb/gadget/configfs.c:1488:12: warning: unused function 'configfs_composite_setup'
+    "configfs.c:1513", # drivers/usb/gadget/configfs.c:1513:13: warning: unused function 'configfs_composite_disconnect'
+ ])
+
+# Capture the name of the object file, can find it.
+ofile = None
+
+do_exit = False;
+
+warning_re = re.compile(r'''(.*/|)([^/]+\.[a-z]+:\d+):(\d+:)? warning: .* \[-W(.*)\]''')
+def interpret_warning(line):
+    """Decode the message from clang.  The messages we care about have a filename, and a warning"""
+    line = line.rstrip('\n')
+    m = warning_re.match(line)
+    if m and m.group(4) == "#pragma-messages":
+        return
+    if m and m.group(2) not in allowed_warnings:
+        print ("error, forbidden warning:" + m.group(2))
+
+        # If there is a warning, remove any object if it exists.
+        if ofile:
+            try:
+                os.remove(ofile)
+            except OSError:
+                pass
+        global do_exit
+        do_exit = True;
+
+def run_clang():
+    args = sys.argv[1:]
+    # Look for -o
+    try:
+        i = args.index('-o')
+        global ofile
+        ofile = args[i+1]
+    except (ValueError, IndexError):
+        pass
+
+    try:
+        env = os.environ.copy()
+        env['LC_ALL'] = 'C'
+        proc = subprocess.Popen(args, stderr=subprocess.PIPE, env=env)
+        for line in proc.stderr:
+            print (line.decode("utf-8"), end="")
+            interpret_warning(line.decode("utf-8"))
+        if do_exit:
+            sys.exit(1)
+
+        result = proc.wait()
+    except OSError as e:
+        result = e.errno
+        if result == errno.ENOENT:
+            print (args[0] + ':' + e.strerror)
+            print ('Is your PATH set correctly?')
+        else:
+            print (' '.join(args) + str(e))
+
+    return result
+
+if __name__ == '__main__':
+    status = run_clang()
+    sys.exit(status)

scripts/gcc-wrapper.py

@@ -0,0 +1,122 @@
+#! /usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2011-2012, The Linux Foundation. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#     * Redistributions of source code must retain the above copyright
+#       notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above copyright
+#       notice, this list of conditions and the following disclaimer in the
+#       documentation and/or other materials provided with the distribution.
+#     * Neither the name of The Linux Foundation nor
+#       the names of its contributors may be used to endorse or promote
+#       products derived from this software without specific prior written
+#       permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Invoke gcc, looking for warnings, and causing a failure if there are
+# non-whitelisted warnings.
+
+from __future__ import print_function
+import errno
+import re
+import os
+import sys
+import subprocess
+
+allowed_warnings = set([
+    "cgroup.h:35", # include/trace/hooks/cgroup.h:35:18: warning: 'struct cgroup_subsys' declared inside parameter list will not be visible outside of this definition or declaration
+    "vfs.c:1259", # fs/incfs/vfs.c:1259:10: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
+    "pseudo_files.c:655", # fs/incfs/pseudo_files.c:655:10: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
+    "km_apphint.c:230", # drivers/staging/imgtec/rogue/km_apphint.c:230:48: warning: division 'sizeof (void *) / sizeof (void)' does not compute the number of array elements [-Wsizeof-pointer-div]
+    "file.c:3010", # fs/f2fs/file.c:3010:12: warning: 'f2fs_ioctl_check_project' defined but not used
+    "configfs.c:1488", # drivers/usb/gadget/configfs.c:1488:12: warning: 'configfs_composite_setup' defined but not used
+    "configfs.c:1513", # drivers/usb/gadget/configfs.c:1513:13: warning: 'configfs_composite_disconnect' defined but not used
+    "posix-cpu-timers.c:1268", # kernel/time/posix-cpu-timers.c:1268:13: warning: 'now' may be used uninitialized in this function
+    "af_unix.c:1036", # net/unix/af_unix.c:1036:20: warning: 'hash' may be used uninitialized in this function
+    "sunxi_sram.c:214", # drivers/soc/sunxi/sunxi_sram.c:214:24: warning: 'device' may be used uninitialized in this function
+    "ks8851.c:298", # drivers/net/ethernet/micrel/ks8851.c:298:2: warning: 'rxb[0]' may be used uninitialized in this function
+    "ks8851.c:421", # drivers/net/ethernet/micrel/ks8851.c:421:20: warning: 'rxb[0]' may be used uninitialized in this function
+    "compat_binfmt_elf.c:58", # fs/compat_binfmt_elf.c:58:13: warning: 'cputime_to_compat_timeval' defined but not used
+    "memcontrol.c:5337", # mm/memcontrol.c:5337:12: warning: initialization from incompatible pointer type
+    "atags_to_fdt.c:101", # arch/arm/boot/compressed/atags_to_fdt.c:101:1: warning: the frame size of 2056 bytes is larger than 1280 bytes [-Wframe-larger-than=]
+    "drm_edid.c:3506", # drivers/gpu/drm/drm_edid.c:3506:13: warning: 'cea_db_is_hdmi_forum_vsdb' defined but not used
+    # W=1
+    "bounds.c:15", # kernel/bounds.c:15:6: warning: no previous prototype for ‘foo’
+    "cpufeature.h:157", # arch/arm64/include/asm/cpufeature.h:157:68: warning: signed and unsigned type in conditional expression
+    "sched.h:1211", # include/linux/sched.h:1211:1: warning: type qualifiers ignored on function return type
+    "halphyrf_8188e_ce.c:2208", # drivers/net/wireless/rockchip_wlan/rtl8189es/hal/phydm/rtl8188e/halphyrf_8188e_ce.c:2208:1: warning: the frame size of 1056 bytes is larger than 1024 bytes
+    "halphyrf_8723b_ce.c:2879", # drivers/net/wireless/rockchip_wlan/rtl8723bu/hal/phydm/rtl8723b/halphyrf_8723b_ce.c:2879:1: warning: the frame size of 1056 bytes is larger than 1024 bytes
+ ])
+
+# Capture the name of the object file, can find it.
+ofile = None
+
+do_exit = False;
+
+warning_re = re.compile(r'''(.*/|)([^/]+\.[a-z]+:\d+):(\d+:)? warning:''')
+def interpret_warning(line):
+    """Decode the message from gcc.  The messages we care about have a filename, and a warning"""
+    line = line.rstrip('\n')
+    m = warning_re.match(line)
+    if m and m.group(2) not in allowed_warnings:
+        print ("error, forbidden warning:" + m.group(2))
+
+        # If there is a warning, remove any object if it exists.
+        if ofile:
+            try:
+                os.remove(ofile)
+            except OSError:
+                pass
+        global do_exit
+        do_exit = True;
+
+def run_gcc():
+    args = sys.argv[1:]
+    # Look for -o
+    try:
+        i = args.index('-o')
+        global ofile
+        ofile = args[i+1]
+    except (ValueError, IndexError):
+        pass
+
+    compiler = sys.argv[0]
+
+    try:
+        env = os.environ.copy()
+        env['LC_ALL'] = 'C'
+        proc = subprocess.Popen(args, stderr=subprocess.PIPE, env=env)
+        for line in proc.stderr:
+            print (line.decode("utf-8"), end="")
+            interpret_warning(line.decode("utf-8"))
+        if do_exit:
+            sys.exit(1)
+
+        result = proc.wait()
+    except OSError as e:
+        result = e.errno
+        if result == errno.ENOENT:
+            print (args[0] + ':' + e.strerror)
+            print ('Is your PATH set correctly?')
+        else:
+            print (' '.join(args) + str(e))
+
+    return result
+
+if __name__ == '__main__':
+    status = run_gcc()
+    sys.exit(status)

scripts/mkmultidtb.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 # Copyright (c) 2018 Fuzhou Rockchip Electronics Co., Ltd
 #

tools/perf/python/tracepoint.py

@@ -1,4 +1,4 @@
-#! /usr/bin/env python
+#! /usr/bin/env python3
 # SPDX-License-Identifier: GPL-2.0
 # -*- python -*-
 # -*- coding: utf-8 -*-