diff options
Diffstat (limited to 'scripts/kconfig/streamline_config.pl')
| -rw-r--r-- | scripts/kconfig/streamline_config.pl | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl index f25809200a97..25f1e71c9bb5 100644 --- a/scripts/kconfig/streamline_config.pl +++ b/scripts/kconfig/streamline_config.pl @@ -242,10 +242,33 @@ if ($kconfig) { read_kconfig($kconfig); } +sub convert_vars { + my ($line, %vars) = @_; + + my $process = ""; + + while ($line =~ s/^(.*?)(\$\((.*?)\))//) { + my $start = $1; + my $variable = $2; + my $var = $3; + + if (defined($vars{$var})) { + $process .= $start . $vars{$var}; + } else { + $process .= $start . $variable; + } + } + + $process .= $line; + + return $process; +} + # Read all Makefiles to map the configs to the objects foreach my $makefile (@makefiles) { my $line = ""; + my %make_vars; open(MIN,$makefile) || die "Can't open $makefile"; while (<MIN>) { @@ -262,10 +285,16 @@ foreach my $makefile (@makefiles) { my $objs; + $_ = convert_vars($_, %make_vars); + # collect objects after obj-$(CONFIG_FOO_BAR) if (/obj-\$\((CONFIG_[^\)]*)\)\s*[+:]?=\s*(.*)/) { $var = $1; $objs = $2; + + # check if variables are set + } elsif (/^\s*(\S+)\s*[:]?=\s*(.*\S)/) { + $make_vars{$1} = $2; } if (defined($objs)) { foreach my $obj (split /\s+/,$objs) { |