cups/cups/string-private.h

90 _cups_isalnum(int ch)			/* I - Character to test */
92   return ((ch >= '0' && ch <= '9') ||
93           (ch >= 'A' && ch <= 'Z') ||
94           (ch >= 'a' && ch <= 'z'));
98 _cups_isalpha(int ch)			/* I - Character to test */
100   return ((ch >= 'A' && ch <= 'Z') ||
101           (ch >= 'a' && ch <= 'z'));
105 _cups_islower(int ch)			/* I - Character to test */
107   return (ch >= 'a' && ch <= 'z');
111 _cups_isspace(int ch)			/* I - Character to test */
113   return (ch == ' ' || ch == '\f' || ch == '\n' || ch == '\r' || ch == '\t' ||
114           ch == '\v');
118 _cups_isupper(int ch)			/* I - Character to test */
120   return (ch >= 'A' && ch <= 'Z');
124 _cups_tolower(int ch)			/* I - Character to convert */
126   return (_cups_isupper(ch) ? ch - 'A' + 'a' : ch);
130 _cups_toupper(int ch)			/* I - Character to convert */
132   return (_cups_islower(ch) ? ch - 'a' + 'A' : ch);
135 extern int _cups_isalnum(int ch);
136 extern int _cups_isalpha(int ch);
137 extern int _cups_islower(int ch);
138 extern int _cups_isspace(int ch);
139 extern int _cups_isupper(int ch);
140 extern int _cups_tolower(int ch);
141 extern int _cups_toupper(int ch);