1 files changed, 62 insertions, 0 deletions
diff --git a/mld/link.c b/mld/link.c
new file mode 100644
index 0000000..2593806
--- /dev/null
+++ b/mld/link.c
@@ -0,0 +1,62 @@
+#include <stdlib.h>
+#include <merror.h>
+#include <string.h>
+#include <sys/stat.h>
+
+#include "link.h"
+
+static int load_objects(struct linker *linker)
+{
+	linker->objects = malloc(sizeof(struct object) *
+			  linker->args->in_count);
+	linker->obj_len = 0;
+
+	if (linker->objects == NULL) {
+		ERROR("cannot alloc");
+		return M_ERROR;
+	}
+
+	for (int i = 0; i < linker->args->in_count; i++) {
+		char *path = linker->args->in_files[i];
+		struct object *obj = &linker->objects[linker->obj_len];
+
+		// check for duplicate
+		for (size_t j = 0; j < linker->obj_len; j++) {
+			const char *dupname = linker->objects[j].name;
+			struct stat st, st2;
+			if (stat(path, &st) || stat(dupname, &st2))
+				continue;
+			if (st.st_ino == st2.st_ino)
+				goto skip_obj;
+		}
+
+		// load obj file
+		linker->obj_len++;
+		if (object_load(obj, path))
+			return M_ERROR;
+skip_obj:
+	}
+
+	return M_SUCCESS;
+}
+
+static void linker_free(struct linker *linker)
+{
+	if (linker->objects != NULL) {
+		for (size_t i = 0; i < linker->obj_len; i++)
+			object_free(&linker->objects[i]);
+		free(linker->objects);
+	}
+}
+
+int link_files(struct linker_arguments args) {
+	struct linker linker;
+	linker.args = &args;
+	int res = M_SUCCESS;
+
+	if (res == M_SUCCESS)
+		res = load_objects(&linker);
+
+	linker_free(&linker);
+	return res;
+}