diff options
Diffstat (limited to 'usth/ICT2.1/labwork/3/construct.c')
-rw-r--r-- | usth/ICT2.1/labwork/3/construct.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/usth/ICT2.1/labwork/3/construct.c b/usth/ICT2.1/labwork/3/construct.c new file mode 100644 index 0000000..887b6d8 --- /dev/null +++ b/usth/ICT2.1/labwork/3/construct.c @@ -0,0 +1,26 @@ +/* + * Lisp construct implementation. + * This is free and unencumbered software released into the public domain. + */ + +#include <stdlib.h> + +#include "construct.h" + +construct *cons(void *first, construct *rest) +{ + construct *list = malloc(sizeof(construct)); + list->car = first; + list->cdr = rest; + return list; +} + +void *car(construct *list) +{ + return list->car; +} + +construct *cdr(construct *list) +{ + return list->cdr; +} |