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-rw-r--r--engines/agi/agi.cpp14
1 files changed, 1 insertions, 13 deletions
diff --git a/engines/agi/agi.cpp b/engines/agi/agi.cpp
index 4ed606c3ba..e9c9645768 100644
--- a/engines/agi/agi.cpp
+++ b/engines/agi/agi.cpp
@@ -250,19 +250,7 @@ void AgiEngine::processEvents() {
// Not a special key, so get the ASCII code for it
key = event.kbd.ascii;
- // Function isalpha is defined in <ctype.h> so the following applies to it:
- //
- // The C Programming Language Standard states:
- // The header <ctype.h> declares several functions useful for classifying
- // and mapping characters. In all cases the argument is an int, the value
- // of which shall be representable as an unsigned char or shall equal the
- // value of the macro EOF. If the argument has any other value, the
- // behavior is undefined.
- //
- // For a concrete example (e.g. in Microsoft Visual Studio 2003):
- // When used with a debug CRT library, isalpha will display a CRT assert
- // if passed a parameter that isn't EOF or in the range of 0 through 0xFF.
- if (key >= 0 && key <= 0xFF && isalpha(key)) {
+ if (Common::isAlpha(key)) {
// Key is A-Z.
// Map Ctrl-A to 1, Ctrl-B to 2, etc.
if (event.kbd.flags & Common::KBD_CTRL) {