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kbuild: sync misc scripts with Linux 3.18-rc1

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This commit imports some updates in misc scripts from Linux 3.18-rc1.

[1] commit cbb4d3e6510b99522719c5ef0 by Horia Geanta
scripts/kernel-doc: handle object-like macros

[2] commit 164f0d2efaaef83 by Michal Marek
kbuild: Fix handling of backslashes in *.cmd files

[3] commit 270a00963cd367214e by Randy Dunlap
scripts/kernel-doc: recognize __meminit

[4] commit a4954fd7724c0f55361eb5 by Masahiro Yamada
  kbuild: remove obj-n and lib-n handling

[5] commit 5b2389b45d1a9c12b9f by Masahiro Yamada
kbuild: simplify build, clean, modbuiltin shorthands

Signed-off-by: Horia Geanta <horia.geanta@freescale.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
This commit is contained in:
Masahiro Yamada
2014-10-30 11:06:13 +09:00
committed by Tom Rini
parent ad618992f7
commit 176d098277
5 changed files with 28 additions and 18 deletions
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16
scripts/kernel-doc
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@@ -2073,6 +2073,7 @@ sub check_return_section {
sub dump_function($$) {
my $prototype = shift;
my $file = shift;
my $noret = 0;
$prototype =~ s/^static +//;
$prototype =~ s/^extern +//;
@@ -2084,9 +2085,10 @@ sub dump_function($$) {
$prototype =~ s/^noinline +//;
$prototype =~ s/__init +//;
$prototype =~ s/__init_or_module +//;
$prototype =~ s/__meminit +//;
$prototype =~ s/__must_check +//;
$prototype =~ s/__weak +//;
$prototype =~ s/^#\s*define\s+//; #ak added
my $define = $prototype =~ s/^#\s*define\s+//; #ak added
$prototype =~ s/__attribute__\s*\(\([a-z,]*\)\)//;
# Yes, this truly is vile. We are looking for:
@@ -2105,7 +2107,15 @@ sub dump_function($$) {
# - atomic_set (macro)
# - pci_match_device, __copy_to_user (long return type)
if ($prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
if ($define && $prototype =~ m/^()([a-zA-Z0-9_~:]+)\s+/) {
# This is an object-like macro, it has no return type and no parameter
# list.
# Function-like macros are not allowed to have spaces between
# declaration_name and opening parenthesis (notice the \s+).
$return_type = $1;
$declaration_name = $2;
$noret = 1;
} elsif ($prototype =~ m/^()([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+\s*\*)\s*([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
$prototype =~ m/^(\w+\s+\w+)\s+([a-zA-Z0-9_~:]+)\s*\(([^\(]*)\)/ ||
@@ -2140,7 +2150,7 @@ sub dump_function($$) {
# of warnings goes sufficiently down, the check is only performed in
# verbose mode.
# TODO: always perform the check.
if ($verbose) {
if ($verbose && !$noret) {
check_return_section($file, $declaration_name, $return_type);
}