Make IsLowerCase and IsUpperCase not depend on non-portable isascii, take

an int argument to match similar calls, and move to header for wider use.

2 files changed, 8 insertions, 8 deletions

diff --git a/lexlib/CharacterSet.h b/lexlib/CharacterSet.h
index 23b5d68ea..a4234b5cc 100644
--- a/lexlib/CharacterSet.h
+++ b/lexlib/CharacterSet.h
@@ -93,6 +93,14 @@ inline bool IsASCII(int ch) {
 	return (ch >= 0) && (ch < 0x80);
 }
 
+inline bool IsLowerCase(int ch) {
+	return (ch >= 'a') && (ch <= 'z');
+}
+
+inline bool IsUpperCase(int ch) {
+	return (ch >= 'A') && (ch <= 'Z');
+}
+
 inline bool IsAlphaNumeric(int ch) {
 	return
 		((ch >= '0') && (ch <= '9')) ||
diff --git a/src/Document.cxx b/src/Document.cxx
index 72c931b95..00ae1dbb8 100644
--- a/src/Document.cxx
+++ b/src/Document.cxx
@@ -48,14 +48,6 @@ static inline bool IsADigit(char ch) {
 	return isascii(ch) && isdigit(ch);
 }
 
-static inline bool IsLowerCase(char ch) {
-	return isascii(ch) && islower(ch);
-}
-
-static inline bool IsUpperCase(char ch) {
-	return isascii(ch) && isupper(ch);
-}
-
 void LexInterface::Colourise(int start, int end) {
 	if (pdoc && instance && !performingStyle) {
 		// Protect against reentrance, which may occur, for example, when