diff options
Diffstat (limited to 'misc/examples/hashmaps/new_map.c')
| -rw-r--r-- | misc/examples/hashmaps/new_map.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/misc/examples/hashmaps/new_map.c b/misc/examples/hashmaps/new_map.c new file mode 100644 index 00000000..de990040 --- /dev/null +++ b/misc/examples/hashmaps/new_map.c @@ -0,0 +1,75 @@ +#define i_implement +#include <stc/cstr.h> +#include <stc/forward.h> + +forward_cmap(cmap_pnt, struct Point, int); + +typedef struct MyStruct { + cmap_pnt pntmap; + cstr name; +} MyStruct; + +// int => int map +#define i_key int +#define i_val int +#include <stc/cmap.h> + +// Point => int map +typedef struct Point { int x, y; } Point; + +int point_cmp(const Point* a, const Point* b) { + int c = a->x - b->x; + return c ? c : a->y - b->y; +} + +// Point => int map +#define i_key Point +#define i_val int +#define i_cmp point_cmp +#define i_hash c_default_hash +#define i_is_forward +#define i_tag pnt +#include <stc/cmap.h> + +// cstr => cstr map +#define i_key_str +#define i_val_str +#include <stc/cmap.h> + +// string set +#define i_key_str +#include <stc/cset.h> + + +int main(void) +{ + cmap_pnt pmap = c_init(cmap_pnt, {{{42, 14}, 1}, {{32, 94}, 2}, {{62, 81}, 3}}); + + c_foreach (i, cmap_pnt, pmap) + printf(" (%d, %d: %d)", i.ref->first.x, i.ref->first.y, i.ref->second); + puts(""); + + cmap_str smap = c_init(cmap_str, { + {"Hello, friend", "long time no see"}, + {"So long", "see you around"}, + }); + + cset_str sset = c_init(cset_str, { + "Hello, friend", + "Nice to see you again", + "So long", + }); + + cmap_int map = {0}; + cmap_int_insert(&map, 123, 321); + cmap_int_insert(&map, 456, 654); + cmap_int_insert(&map, 789, 987); + + c_foreach (i, cset_str, sset) + printf(" %s\n", cstr_str(i.ref)); + + cmap_int_drop(&map); + cset_str_drop(&sset); + cmap_str_drop(&smap); + cmap_pnt_drop(&pmap); +} |
