3 files changed, 43 insertions, 8 deletions

diff --git a/src/updator.c b/src/updator.c
new file mode 100644
index 0000000..8d556da
--- a/dev/null
+++ b/src/updator.c
@@ -0,0 +1,33 @@
+/*
+ * Update derived fields.
+ */
+
+#include "assign_protein_type.h"
+#include "check_h5_error.h"
+
+#define FILE "influenza.h5"
+
+int
+main ()
+{
+  /*
+   * Open the HDF5 file.
+   */
+  hid_t file_id = H5Fopen (FILE, H5F_ACC_RDWR, H5P_DEFAULT);
+  if (file_id < 0)
+    check_h5_error (file_id, __FILE__, __LINE__);
+
+  /*
+   * Assign protein type values to the sequence records.
+   */
+  assign_protein_type (file_id);
+
+  /*
+   * Close the HDF5 file.
+   */
+  herr_t status = H5Fclose (file_id);
+  if (status < 0)
+    check_h5_error (status, __FILE__, __LINE__);
+
+  return 0;
+}