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checkpatch: make extern in .h prototypes quieter

The use of extern in .h files is a bit contentious.

Make the warning be emitted only when --strict is used on the command
line.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
isee-imx_3.14.28.y
Joe Perches 7 years ago
committed by Linus Torvalds
parent
commit
d1d85780dd
1 changed files with 2 additions and 2 deletions
  1. +2
    -2
      scripts/checkpatch.pl

+ 2
- 2
scripts/checkpatch.pl View File

@ -3975,8 +3975,8 @@ sub string_find_replace {
# check for new externs in .h files.
if ($realfile =~ /\.h$/ &&
$line =~ /^\+\s*(extern\s+)$Type\s*$Ident\s*\(/s) {
if (WARN("AVOID_EXTERNS",
"extern prototypes should be avoided in .h files\n" . $herecurr) &&
if (CHK("AVOID_EXTERNS",
"extern prototypes should be avoided in .h files\n" . $herecurr) &&
$fix) {
$fixed[$linenr - 1] =~ s/(.*)\bextern\b\s*(.*)/$1$2/;
}


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