- monitor-parse-edid: "<file name>: bad edid" so that monitor-edid trying to

  parse "<not supported>" /proc/acpi/video/**/EDID files will give a more
  understandable error message

2 files changed, 10 insertions, 1 deletions

diff --git a/NEWS b/NEWS
new file mode 100644
index 0000000..378d633
--- /dev/null
+++ b/NEWS
@@ -0,0 +1,3 @@
+- monitor-parse-edid: "<file name>: bad edid" so that monitor-edid trying to
+  parse "<not supported>" /proc/acpi/video/**/EDID files will give a more
+  understandable error message
diff --git a/monitor-parse-edid b/monitor-parse-edid
index c542fe4..f5bb960 100755
--- a/monitor-parse-edid
+++ b/monitor-parse-edid
@@ -462,7 +462,13 @@ if (@ARGV == 0) {
 
 my $raw_edid = join('', <$F>);
 
-length($raw_edid) == 128 || length($raw_edid) == 256 or die "monitor-parse-edid: bad edid\n";
+sub error {
+    my ($msg) = @_;
+    print STDERR ($file ? "$file: " : ''), $msg, "\n";
+    exit 1;
+}
+
+length($raw_edid) == 128 || length($raw_edid) == 256 or error("bad edid");
 
 my $edid = parse_edid($raw_edid);
 if (my $err = check_parsed_edid($edid)) {