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case-insensitive touchstone file ending

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Jan Käberich 2022-07-09 22:20:43 +02:00
parent 3af9b735ba
commit a6df8c8c8b
1 changed files with 3 additions and 4 deletions
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7
Software/PC_Application/touchstone.cpp
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@ -145,10 +145,9 @@ Touchstone Touchstone::fromFile(string filename)
// extract number of ports from filename
auto index_extension = filename.find_last_of('.');
if(filename[index_extension + 1] != 's'
|| filename[index_extension+2] < '1'
|| filename[index_extension+2] > '9'
|| filename[index_extension+3] != 'p') {
if((filename[index_extension + 1] != 's' && filename[index_extension + 1] != 'S')
|| filename[index_extension+2] < '1' || filename[index_extension+2] > '9'
|| (filename[index_extension+3] != 'p' && filename[index_extension+3] != 'P')) {
throw runtime_error("Invalid filename extension");
}
unsigned int ports = filename[index_extension + 2] - '0';