1 files changed, 21 insertions, 0 deletions
diff --git a/src/recursive_reader.c b/src/recursive_reader.c
new file mode 100644
index 0000000..0a32131
--- /dev/null
+++ b/src/recursive_reader.c
@@ -0,0 +1,21 @@
+#include <assert.h>
+
+#include "lib.h"
+
+struct recursive_reader recursive_reader_init() {
+  FILE *pipe = popen("find \"$PWD\" -print", "r");
+  assert(pipe != NULL);
+  return (struct recursive_reader) { pipe, NULL, 0 };
+}
+
+int recursive_reader_read(struct recursive_reader *reader) {
+  int n = getline(&reader->line, &reader->capacity, reader->pfile);
+  reader->line[n - 1] = 0;
+  return n;
+}
+
+void recursive_reader_deinit(struct recursive_reader reader) {
+  free(reader.line);
+  int status = pclose(reader.pfile);
+  assert(status != -1);
+}