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author | Justin M. Forbes <jforbes@redhat.com> | 2017-02-20 13:20:23 -0600 |
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committer | Justin M. Forbes <jforbes@redhat.com> | 2017-02-20 13:20:23 -0600 |
commit | a98ed5ce60a3a27dd83f47a33d8993eaaef3685e (patch) | |
tree | 2390fe67f35cf364436421355cf15e7fab72e294 /configs | |
parent | 7a011b1bac9aea1fdb059ef767f1445c7062b79d (diff) | |
download | kernel-a98ed5ce60a3a27dd83f47a33d8993eaaef3685e.tar.gz kernel-a98ed5ce60a3a27dd83f47a33d8993eaaef3685e.tar.xz kernel-a98ed5ce60a3a27dd83f47a33d8993eaaef3685e.zip |
Linux 4.10 rebase for stabilization
Diffstat (limited to 'configs')
-rwxr-xr-x | configs/merge.pl | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/configs/merge.pl b/configs/merge.pl new file mode 100755 index 000000000..8c318156a --- /dev/null +++ b/configs/merge.pl @@ -0,0 +1,66 @@ +#! /usr/bin/perl + +my @args=@ARGV; +my %configvalues; +my @configoptions; +my $configcounter = 0; + +# optionally print out the architecture as the first line of our output +my $arch = $args[2]; +if (defined $arch) { + print "# $arch\n"; +} + +# first, read the override file + +open (FILE,"$args[0]") || die "Could not open $args[0]"; +while (<FILE>) { + my $str = $_; + my $configname; + + if (/\# ([\w]+) is not set/) { + $configname = $1; + } elsif (/([\w]+)=/) { + $configname = $1; + } + + if (defined($configname) && !exists($configvalues{$configname})) { + $configvalues{$configname} = $str; + $configoptions[$configcounter] = $configname; + $configcounter ++; + } +}; + +# now, read and output the entire configfile, except for the overridden +# parts... for those the new value is printed. + +open (FILE2,"$args[1]") || die "Could not open $args[1]"; +while (<FILE2>) { + my $configname; + + if (/\# ([\w]+) is not set/) { + $configname = $1; + } elsif (/([\w]+)=/) { + $configname = $1; + } + + if (defined($configname) && exists($configvalues{$configname})) { + print "$configvalues{$configname}"; + delete($configvalues{$configname}); + } else { + print "$_"; + } +} + +# now print the new values from the overridden configfile +my $counter = 0; + +while ($counter < $configcounter) { + my $configname = $configoptions[$counter]; + if (exists($configvalues{$configname})) { + print "$configvalues{$configname}"; + } + $counter++; +} + +1; |