1 files changed, 86 insertions, 0 deletions
diff --git a/io.c b/io.c
new file mode 100644
index 0000000..171155a
--- /dev/null
+++ b/io.c
@@ -0,0 +1,86 @@
+/*  $Id: io.c,v 1.1.1.1 2010/07/17 17:30:32 culot Exp $  */
+
+/*
+ * Copyright (c) 2010 Frederic Culot <frederic@culot.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *      - Redistributions of source code must retain the above
+ *        copyright notice, this list of conditions and the
+ *        following disclaimer.
+ *
+ *      - Redistributions in binary form must reproduce the above
+ *        copyright notice, this list of conditions and the
+ *        following disclaimer in the documentation and/or other
+ *        materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+
+#include "oldrunner.h"
+
+FILE *
+io_fopen (const char *path)
+{
+  FILE *f;
+  
+  if (!(f = fopen (path, "r")))
+    {
+      ERROR_MSG ("Could not open game file \"%s\": %s",
+                 path, strerror (errno));
+      return 0;
+    }
+  
+  return f;
+}
+
+static char *line;
+
+void
+io_fclose (FILE *f)
+{
+  (void)fclose (f);
+  if (line)
+    xfree (line);
+  line = 0;
+}
+
+char *
+io_getln (FILE *f)
+{
+  size_t len;
+  char *buf;
+
+  line = 0;
+  if (!(buf = fgetln (f, &len)))
+    return 0;
+  if (buf[len - 1] == '\n')
+    buf[len - 1] = '\0';
+  else
+    {
+      /* EOF without EOL, copy and add the NUL */
+      line = xrealloc (line, 1, len + 1);
+      memcpy (line, buf, len);
+      line[len] = '\0';
+      buf = line;
+    }
+
+  return buf;
+}