Determines whether a character is a punctuation character.
Files
lib_ascii.h/lib_ascii.c
Prototypes
Arguments
ch
Character to examine.
Returned Value
DEF_YES,
if character is a punctuation character;
DEF_NO,
if character is not a punctuation character.
Required Configuration
None.
Notes / Warnings
ISOISO/IEC 9899:TC2, Section 7.4.1.9.(2) states that “ispunct() returns true for every printing character for which neither isspace() nor isalnum() is true”.