diff options
Diffstat (limited to 'scripts/headers_check.pl')
| -rw-r--r-- | scripts/headers_check.pl | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl index 488a3b1f760..5bdd9753007 100644 --- a/scripts/headers_check.pl +++ b/scripts/headers_check.pl @@ -14,7 +14,9 @@ # Only include files located in asm* and linux* are checked. # The rest are assumed to be system include files. # -# 2) TODO: check for leaked CONFIG_ symbols +# 2) It is checked that prototypes does not use "extern" +# +# 3) TODO: check for leaked CONFIG_ symbols use strict; @@ -33,6 +35,7 @@ foreach my $file (@files) { while ($line = <FH>) { $lineno++; check_include(); + check_prototypes(); } close FH; } @@ -54,3 +57,10 @@ sub check_include } } } + +sub check_prototypes +{ + if ($line =~ m/^\s*extern\b/) { + printf STDERR "$filename:$lineno: extern's make no sense in userspace\n"; + } +} |