[PATCH 01/18] checkpatch: improve the STORAGE_CLASS test

From: Joe Perches
Date: Wed Jul 05 2017 - 16:07:23 EST


Make sure static, extern, and asmlinkage appear before a specific type.

e.g.:
int asmlinkage foo(void)
is better written
asmlinkage int foo(void)

Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
scripts/checkpatch.pl | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 43171ed88115..e903028f6557 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5576,10 +5576,18 @@ sub process {
"architecture specific defines should be avoided\n" . $herecurr);
}

+# check that the storage class is not after a type
+ if ($line =~ /\b($Type)\s+($Storage)\b/) {
+ WARN("STORAGE_CLASS",
+ "storage class '$2' should be located before type '$1'\n" . $herecurr);
+ }
# Check that the storage class is at the beginning of a declaration
- if ($line =~ /\b$Storage\b/ && $line !~ /^.\s*$Storage\b/) {
+ if ($line =~ /\b$Storage\b/ &&
+ $line !~ /^.\s*$Storage/ &&
+ $line =~ /^.\s*(.+?)\$Storage\s/ &&
+ $1 !~ /[\,\)]\s*$/) {
WARN("STORAGE_CLASS",
- "storage class should be at the beginning of the declaration\n" . $herecurr)
+ "storage class should be at the beginning of the declaration\n" . $herecurr);
}

# check the location of the inline attribute, that it is between
--
2.10.0.rc2.1.g053435c