1 files changed, 57 insertions, 0 deletions
diff --git a/tests/open_datafile.c b/tests/open_datafile.c
new file mode 100644
index 0000000..71ca91a
--- /dev/null
+++ b/tests/open_datafile.c
@@ -0,0 +1,57 @@
+/* open_datafile.c -- Set up datafile context.
+
+   Usage: Before including this template file in your source file,
+   #define the prototype of the function under test in the CALL
+   symbol, see tadd_tmpl.c for an example.
+
+Copyright (C) 2012, 2013 INRIA
+
+This file is part of GNU MPC.
+
+GNU MPC is free software; you can redistribute it and/or modify it under
+the terms of the GNU Lesser General Public License as published by the
+Free Software Foundation; either version 3 of the License, or (at your
+option) any later version.
+
+GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
+more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with this program. If not, see http://www.gnu.org/licenses/ .
+*/
+
+#include <string.h>
+#include "mpc-tests.h"
+
+void
+open_datafile (mpc_datafile_context_t* datafile_context,
+               const char * data_filename)
+{
+  char *src_dir;
+  char default_srcdir[] = ".";
+
+  src_dir = getenv ("srcdir");
+  if (src_dir == NULL)
+    src_dir = default_srcdir;
+
+  datafile_context->pathname =
+    (char *) malloc ((strlen (src_dir)) + strlen (data_filename) + 2);
+  if (datafile_context->pathname == NULL)
+    {
+      fprintf (stderr, "Cannot allocate memory\n");
+      exit (1);
+    }
+  sprintf (datafile_context->pathname, "%s/%s", src_dir, data_filename);
+  datafile_context->fd = fopen (datafile_context->pathname, "r");
+  if (datafile_context->fd == NULL)
+    {
+      fprintf (stderr, "Unable to open %s\n", datafile_context->pathname);
+      exit (1);
+    }
+
+  datafile_context->line_number = 1;
+  datafile_context->nextchar = getc (datafile_context->fd);
+  tpl_skip_whitespace_comments (datafile_context);
+}