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Tools(listFontWithLang.pl): Prohibit inserting multiple entries of same command line option

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This commit is contained in:
Kornel Benko 2020-05-21 16:09:21 +02:00
parent 544e5859d3
commit e3ffbc53cb
1 changed files with 12 additions and 0 deletions
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12
development/tools/GetOptions.pm
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@ -75,6 +75,18 @@ sub handleOptions($)
while( my( $option, $value, $pretty ) = Getopt::Mixed::nextOption()) {
if (defined($optionsDef{$option})) {
my $fieldname = $optionsDef{$option}->{fieldname};
if (exists($options{$fieldname})) {
print "Option $option already set\n";
print "Value \"$value\" would overwrite ";
if (ref($options{$fieldname}) eq "ARRAY") {
print "\"" . join(',', @{$options{$fieldname}}) . "\"\n";
}
else {
print "\"$options{$fieldname}\"\n";
}
$option = "h";
$fieldname = "help";
}
if ($option eq "h") {
print "Syntax: $0 options xxxx ...\n";
print "Available options:\n";