'extern' checking information is not clear, refine it. Plus, fix a comment.
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| @@ -2,7 +2,7 @@ · 1 unmodified line | ||
| 2 | 2 | # |
| 3 | 3 | # headers_check.pl execute a number of trivial consistency checks |
| 4 | 4 | # |
| 5 | −# Usage: headers_check.pl dir [files...] | |
| 5 | +# Usage: headers_check.pl dir arch [files...] | |
| 6 | 6 | # dir: dir to look for included files |
| 7 | 7 | # arch: architecture |
| 8 | 8 | # files: list of files to check |
| @@ -37,7 +37,7 @@ foreach my $file (@files) { · 28 unmodified lines | ||
| 37 | 37 | &check_include(); |
| 38 | 38 | &check_asm_types(); |
| 39 | 39 | &check_sizetypes(); |
| 40 | − &check_prototypes(); | |
| 40 | + &check_declarations(); | |
| 41 | 41 | # Dropped for now. Too much noise &check_config(); |
| 42 | 42 | } |
| 43 | 43 | close FH; |
| @@ -61,10 +61,12 @@ sub check_include · 17 unmodified lines | ||
| 61 | 61 | } |
| 62 | 62 | } |
| 63 | 63 | |
| 64 | −sub check_prototypes | |
| 64 | +sub check_declarations | |
| 65 | 65 | { |
| 66 | − if ($line =~ m/^\s*extern\b/) { | |
| 67 | − printf STDERR "$filename:$lineno: extern's make no sense in userspace\n"; | |
| 66 | + if ($line =~m/^\s*extern\b/) { | |
| 67 | + printf STDERR "$filename:$lineno: " . | |
| 68 | + "userspace cannot call function or variable " . | |
| 69 | + "defined in the kernel\n"; | |
| 68 | 70 | } |
| 69 | 71 | } |
| 70 | 72 | |