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    Subject[PATCH] kbuild: warn about headers using __[us]{8,16,32,64} types w/out linux/types.h
    Date
    Signed-off-by: Mike Frysinger <vapier@gentoo.org>
    ---
    scripts/headers_check.pl | 20 ++++++++++++++++++++
    1 files changed, 20 insertions(+), 0 deletions(-)

    diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl
    index bdd9fb6..5036319 100644
    --- a/scripts/headers_check.pl
    +++ b/scripts/headers_check.pl
    @@ -37,6 +37,7 @@ foreach my $file (@files) {
    check_include();
    check_prototypes();
    check_config();
    + check_sizetypes();
    }
    close FH;
    }
    @@ -72,3 +73,22 @@ sub check_config
    printf STDERR "$filename:$lineno: leaks CONFIG_$1 to userspace where it is not valid\n";
    }
    }
    +
    +my $linux_types;
    +sub check_sizetypes
    +{
    + if ($lineno == 1) {
    + $linux_types = 0;
    + } elsif ($linux_types) {
    + return;
    + }
    + if ($line =~ m/^\s*#\s*include\s+<linux\/types.h>/) {
    + $linux_types = 1;
    + return;
    + }
    + if ($line =~ m/__[us](8|16|32|64)\b/) {
    + printf STDERR "$filename:$lineno: found __[us]{8,16,32,64} type w/out #include <linux/types.h>\n";
    + # Warn until headers are all fixed
    + #$ret = 1;
    + }
    +}
    --
    1.6.0.6


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