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warn about use of uninstalled kernel headers

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User applications frequently hit problems when they try to use
the kernel headers directly, rather than the exported headers.

This adds an explicit warning for this case, and points to
a URL holding an explanation of why this is wrong and what
to do about it.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
This commit is contained in:
Arnd Bergmann
2009-09-21 16:37:12 +02:00
committed by Sam Ravnborg
parent 17c5ca9883
commit c01226c314
2 changed files with 7 additions and 1 deletions
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2
scripts/headers_install.pl
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@ -20,7 +20,7 @@ use strict;
my ($readdir, $installdir, $arch, @files) = @ARGV;
my $unifdef = "scripts/unifdef -U__KERNEL__";
my $unifdef = "scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__";
foreach my $file (@files) {
local *INFILE;