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authorMartin Roth <martinroth@google.com>2016-03-02 12:16:13 -0700
committerMartin Roth <martinroth@google.com>2016-03-03 20:42:49 +0100
commit0e6c0e18e37b0fa8d543b39a97e676896c7799ba (patch)
treeab1e247d65f76c8f9dfb9b64ceee73455c64cf00 /util
parentb97009ed43704fe452cc1c1e8b7f5ef40e5828fd (diff)
downloadcoreboot-0e6c0e18e37b0fa8d543b39a97e676896c7799ba.tar.xz
kconfig_lint: make sure if and endif statements are balanced
In Kconfig files, the 'if' and 'endif' statements need to match up. A file can't start an if statement that's completed in the next file. Add a check as the files are being parsed to make sure that they match up correctly. Change-Id: If51207ea037089ab84c768e5a868270468cf4c4f Signed-off-by: Martin Roth <martinroth@google.com> Reviewed-on: https://review.coreboot.org/13876 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'util')
-rwxr-xr-xutil/lint/kconfig_lint13
1 files changed, 13 insertions, 0 deletions
diff --git a/util/lint/kconfig_lint b/util/lint/kconfig_lint
index 38fa96867c..c9553431f6 100755
--- a/util/lint/kconfig_lint
+++ b/util/lint/kconfig_lint
@@ -447,6 +447,7 @@ sub build_and_parse_kconfig_tree {
my @inside_menu = (); # stack of menu names
my $inside_choice = "";
my $configs_inside_choice;
+ my %fileinfo;
#start the tree off by loading the top level kconfig
@config_to_parse = load_kconfig_file( $top_level_kconfig, "", 0, 0, "", 0 );
@@ -601,12 +602,14 @@ sub build_and_parse_kconfig_tree {
my $expr = $1;
push( @inside_if, $expr );
handle_expressions( $expr, $inside_config, $filename, $line_no );
+ $fileinfo{$filename}{iflevel}++;
}
# endif
elsif ( $line =~ /^\s*endif/ ) {
$inside_config = "";
pop(@inside_if);
+ $fileinfo{$filename}{iflevel}--;
}
#range <symbol> <symbol> [if <expr>]
@@ -665,6 +668,16 @@ sub build_and_parse_kconfig_tree {
}
push @wholeconfig, @parseline;
}
+
+ foreach my $file ( keys %fileinfo ) {
+ if ( $fileinfo{$file}{iflevel} > 0 ) {
+ show_error("$file has $fileinfo{$file}{iflevel} more 'if' statement(s) than 'endif' statements.");
+ }
+ elsif ( $fileinfo{$file}{iflevel} < 0 ) {
+ show_error(
+ "$file has " . ( $fileinfo{$file}{iflevel} * -1 ) . " more 'endif' statement(s) than 'if' statements." );
+ }
+ }
}
#-------------------------------------------------------------------------------