X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Fdynarr.h;fp=src%2Fdynarr.h;h=e5283054f1ea714bd466b64be00f2f47f1501b4f;hb=134c9e63e9a7602cd2e0a3c05557edb0c9753c74;hp=0000000000000000000000000000000000000000;hpb=157a4056159e45cd61e9427e126807aaa8bd3d9a;p=dosdemo

diff --git a/src/dynarr.h b/src/dynarr.h
new file mode 100644
index 0000000..e528305
--- /dev/null
+++ b/src/dynarr.h
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+/* dynarr - dynamic resizable C array data structure
+ * author: John Tsiombikas <nuclear@member.fsf.org>
+ * license: public domain
+ */
+#ifndef DYNARR_H_
+#define DYNARR_H_
+
+void *dynarr_alloc(int elem, int szelem);
+void dynarr_free(void *da);
+void *dynarr_resize(void *da, int elem);
+
+int dynarr_empty(void *da);
+int dynarr_size(void *da);
+
+/* stack semantics */
+void *dynarr_push(void *da, void *item);
+void *dynarr_pop(void *da);
+
+
+/* usage example:
+ * -------------
+ * int *arr = dynarr_alloc(0, sizeof *arr);
+ *
+ * int x = 10;
+ * arr = dynarr_push(arr, &x);
+ * x = 5;
+ * arr = dynarr_push(arr, &x);
+ * x = 42;
+ * arr = dynarr_push(arr, &x);
+ *
+ * for(i=0; i<dynarr_size(arr); i++) {
+ *     printf("%d\n", arr[i]);
+ *  }
+ *  dynarr_free(arr);
+ */
+
+
+#endif	/* DYNARR_H_ */