Content Comparison

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lib_ascii.h/lib_ascii.c

Prototypes

          ASCII_TO_UPPER(ch);
           
          CPU_CHAR  ASCII_ToUpper (CPU_CHAR  ch);

Arguments

ch

Character to examine.

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ISO/IEC 9899:TC2, Section 7.4.2.2.(2) states that “toupper() ... converts a lowercase letter to a corresponding uppercase letter”. ISO/IEC 9899:TC2, Section 7.4.2.2.(3) states that “if the argument is a character for which islower() is true and there are one or more corresponding characters ... for which isupper() is true, ... toupper() ... returns one of the corresponding characters; ... otherwise, the argument is returned unchanged”.

Example Usage

          CPU_CHAR  ch;
          CPU_CHAR  c_upper;
           
          ch      = ASCII_CHAR_LATIN_LOWER_G;
          c_upper = ASCII_TO_UPPER(ch);