Merge branch 'stclib:master' into modifiedHEADmodified

1 files changed, 66 insertions, 0 deletions

diff --git a/misc/examples/bitsets/bits.c b/misc/examples/bitsets/bits.c
new file mode 100644
index 00000000..e0a11346
--- /dev/null
+++ b/misc/examples/bitsets/bits.c
@@ -0,0 +1,66 @@
+#include <stdio.h>
+#include <stc/cbits.h>
+
+int main(void)
+{
+    cbits set = cbits_with_size(23, true);
+    cbits s2;
+    c_defer(
+        cbits_drop(&set),
+        cbits_drop(&s2)
+    ){
+        printf("count %lld, %lld\n", cbits_count(&set), cbits_size(&set));
+        cbits s1 = cbits_from("1110100110111");
+        char buf[256];
+        cbits_to_str(&s1, buf, 0, 255);
+        printf("buf: %s: %lld\n", buf, cbits_count(&s1));
+        cbits_drop(&s1);
+
+        cbits_reset(&set, 9);
+        cbits_resize(&set, 43, false);
+        printf(" str: %s\n", cbits_to_str(&set, buf, 0, 255));
+
+        printf("%4lld: ", cbits_size(&set));
+        c_forrange (i, cbits_size(&set))
+            printf("%d", cbits_test(&set, i));
+        puts("");
+
+        cbits_set(&set, 28);
+        cbits_resize(&set, 77, true);
+        cbits_resize(&set, 93, false);
+        cbits_resize(&set, 102, true);
+        cbits_set_value(&set, 99, false);
+        printf("%4lld: ", cbits_size(&set));
+        c_forrange (i, cbits_size(&set))
+            printf("%d", cbits_test(&set, i));
+
+        puts("\nIterate:");
+        printf("%4lld: ", cbits_size(&set));
+        c_forrange (i, cbits_size(&set))
+            printf("%d", cbits_test(&set, i));
+        puts("");
+
+        // Make a clone
+        s2 = cbits_clone(set);
+        cbits_flip_all(&s2);
+        cbits_set(&s2, 16);
+        cbits_set(&s2, 17);
+        cbits_set(&s2, 18);
+        printf(" new: ");
+        c_forrange (i, cbits_size(&s2))
+            printf("%d", cbits_test(&s2, i));
+        puts("");
+
+        printf(" xor: ");
+        cbits_xor(&set, &s2);
+        c_forrange (i, cbits_size(&set))
+            printf("%d", cbits_test(&set, i));
+        puts("");
+
+        cbits_set_all(&set, false);
+        printf("%4lld: ", cbits_size(&set));
+        c_forrange (i, cbits_size(&set))
+            printf("%d", cbits_test(&set, i));
+        puts("");
+    }
+}