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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-29 21:43:30 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-29 21:43:30 (GMT)
commitb7bdcc47114595b4b359fe0f7d941bb901e9261d (patch)
treeeab66a18536e6db6f3e465619440d1141ca18ba4 /scripts
parent1840897ab5d39b2e510c610ee262ded79919e718 (diff)
parent8ef17fa2ef8be74b946e725c2afb0e2a54981da1 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-kconfig
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-kconfig: kconfig: Have streamline_config process menuconfigs too kconfig: Fix streamline_config to read multi line deps in Kconfig files kconfig: Fix missing declaration of variable $dir in streamline_config.pl kconfig: Fix variable name typo %prompts in streamline_config.pl kconfig: Make localmodconfig handle environment variables
Diffstat (limited to 'scripts')
-rw-r--r--scripts/kconfig/streamline_config.pl43
1 files changed, 36 insertions, 7 deletions
diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl
index c70a27d..fd81fc3 100644
--- a/scripts/kconfig/streamline_config.pl
+++ b/scripts/kconfig/streamline_config.pl
@@ -42,6 +42,8 @@
# mv config_strip .config
# make oldconfig
#
+use strict;
+
my $config = ".config";
my $uname = `uname -r`;
@@ -123,7 +125,6 @@ my %selects;
my %prompts;
my %objects;
my $var;
-my $cont = 0;
my $iflevel = 0;
my @ifdeps;
@@ -137,19 +138,45 @@ sub read_kconfig {
my $config;
my @kconfigs;
- open(KIN, "$ksource/$kconfig") || die "Can't open $kconfig";
+ my $cont = 0;
+ my $line;
+
+ my $source = "$ksource/$kconfig";
+ my $last_source = "";
+
+ # Check for any environment variables used
+ while ($source =~ /\$(\w+)/ && $last_source ne $source) {
+ my $env = $1;
+ $last_source = $source;
+ $source =~ s/\$$env/$ENV{$env}/;
+ }
+
+ open(KIN, "$source") || die "Can't open $kconfig";
while (<KIN>) {
chomp;
+ # Make sure that lines ending with \ continue
+ if ($cont) {
+ $_ = $line . " " . $_;
+ }
+
+ if (s/\\$//) {
+ $cont = 1;
+ $line = $_;
+ next;
+ }
+
+ $cont = 0;
+
# collect any Kconfig sources
if (/^source\s*"(.*)"/) {
$kconfigs[$#kconfigs+1] = $1;
}
# configs found
- if (/^\s*config\s+(\S+)\s*$/) {
+ if (/^\s*(menu)?config\s+(\S+)\s*$/) {
$state = "NEW";
- $config = $1;
+ $config = $2;
for (my $i = 0; $i < $iflevel; $i++) {
if ($i) {
@@ -178,7 +205,7 @@ sub read_kconfig {
# configs without prompts must be selected
} elsif ($state ne "NONE" && /^\s*tristate\s\S/) {
# note if the config has a prompt
- $prompt{$config} = 1;
+ $prompts{$config} = 1;
# Check for if statements
} elsif (/^if\s+(.*\S)\s*$/) {
@@ -218,6 +245,8 @@ if ($kconfig) {
# Read all Makefiles to map the configs to the objects
foreach my $makefile (@makefiles) {
+ my $cont = 0;
+
open(MIN,$makefile) || die "Can't open $makefile";
while (<MIN>) {
my $objs;
@@ -281,7 +310,7 @@ if (defined($lsmod_file)) {
# see what modules are loaded on this system
my $lsmod;
- foreach $dir ( ("/sbin", "/bin", "/usr/sbin", "/usr/bin") ) {
+ foreach my $dir ( ("/sbin", "/bin", "/usr/sbin", "/usr/bin") ) {
if ( -x "$dir/lsmod" ) {
$lsmod = "$dir/lsmod";
last;
@@ -363,7 +392,7 @@ while ($repeat) {
parse_config_dep_select $depends{$config};
}
- if (defined($prompt{$config}) || !defined($selects{$config})) {
+ if (defined($prompts{$config}) || !defined($selects{$config})) {
next;
}

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