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Subject[PATCH] headers_check.pl: disallow extern's
Date
Since prototypes with "extern" refer to kernel functions, they make no
sense in userspace, so reject them automatically.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---
scripts/headers_check.pl | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl
index 488a3b1..15b9bc6 100644
--- a/scripts/headers_check.pl
+++ b/scripts/headers_check.pl
@@ -33,6 +33,7 @@ foreach my $file (@files) {
while ($line = <FH>) {
$lineno++;
check_include();
+ check_prototypes();
}
close FH;
}
@@ -54,3 +55,11 @@ sub check_include
}
}
}
+
+sub check_prototypes
+{
+ if ($line =~ m/^\s*extern\b/) {
+ printf STDERR "$filename:$lineno: extern's make no sense in userspace\n";
+ $ret = 1;
+ }
+}
--
1.6.0.6


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