/* Test whether a basic isprint invocation works. */ #include #include "../basic.h" int main(void) { char c1 = 'A'; char c2 = '\r'; if ( !isprint(c1) ) errx(1, "isprint('%c') was not true", c1); if ( isprint(c2) ) errx(1, "isprint('%c') was not false", c2); return 0; }