1 files changed, 43 insertions, 0 deletions
diff --git a/l4basic/l4darr/d1arrstr.c b/l4basic/l4darr/d1arrstr.c
new file mode 100644
index 0000000..212760e
--- /dev/null
+++ b/l4basic/l4darr/d1arrstr.c
@@ -0,0 +1,43 @@
+#include <string.h>
+#include <l4darr.h>
+
+L4DA* l4da_dup(const L4DA* arr){
+	L4DA* newarr = l4da_create_setmax(
+			l4da_itemsize(arr), l4da_getlen(arr), l4da_getmax(arr));
+	if(newarr == NULL){
+		return NULL;
+	}
+	memcpy(newarr->arr_data, arr->arr_data, 
+			l4da_getlen(arr) * l4da_itemsize(arr));
+	return newarr;
+}
+
+int l4da_combine(L4DA* arr, const L4DA* att){
+	if(l4da_itemsize(arr) != l4da_itemsize(att)){
+		return -2;
+	}
+	if(l4da_setlen(arr, l4da_getlen(arr) + l4da_getlen(att)) < 0){
+		return -1;
+	}
+	memcpy(l4da_vp(arr, l4da_getlen(arr)), att->arr_data,
+			l4da_getlen(att) * l4da_itemsize(att));
+	return 0;
+}
+
+L4DA* l4da_filereadline_delim(FILE* infile, int chr){
+	L4DA* newarr = l4da_create(1, 0);
+	if(newarr == NULL){
+		return NULL;
+	}
+	int c;
+	char towrite;
+	do{
+		c = getc(infile);
+		towrite = c;
+		if(l4da_pushback(newarr, (void*)&towrite) < 0){
+			l4da_free(newarr);
+			return NULL;
+		}
+	}while(c != chr);
+	return newarr;
+}