+
+/* Parse the WRAPPER string which is a comma separated list of the command line
+ and insert them into the beginning of argbuf. */
+
+static void
+insert_wrapper (const char *wrapper)
+{
+ int n = 0;
+ int i;
+ char *buf = xstrdup (wrapper);
+ char *p = buf;
+
+ do
+ {
+ n++;
+ while (*p == ',')
+ p++;
+ }
+ while ((p = strchr (p, ',')) != NULL);
+
+ if (argbuf_index + n >= argbuf_length)
+ {
+ argbuf_length = argbuf_length * 2;
+ while (argbuf_length < argbuf_index + n)
+ argbuf_length *= 2;
+ argbuf = xrealloc (argbuf, argbuf_length * sizeof (const char *));
+ }
+ for (i = argbuf_index - 1; i >= 0; i--)
+ argbuf[i + n] = argbuf[i];
+
+ i = 0;
+ p = buf;
+ do
+ {
+ while (*p == ',')
+ {
+ *p = 0;
+ p++;
+ }
+ argbuf[i++] = p;
+ }
+ while ((p = strchr (p, ',')) != NULL);
+ gcc_assert (i == n);
+ argbuf_index += n;
+}
+