isl_dim_set_name: don't accept names that look like numbers

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>

diff --git a/isl_dim.c b/isl_dim.c
index a08f316..9a35856 100644 (file)
--- a/isl_dim.c
+++ b/isl_dim.c
@@ -7,6 +7,7 @@
  * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
  */
 
+#include <stdlib.h>
 #include <isl_dim.h>
 #include "isl_name.h"
 
@@ -249,8 +250,15 @@ struct isl_dim *isl_dim_set_name(struct isl_dim *dim,
                                 const char *s)
 {
        struct isl_name *name;
+       char *p;
+       long dummy;
+
        if (!dim)
                return NULL;
+       dummy = strtol(s, &p, 0);
+       if (p != s)
+               isl_die(dim->ctx, isl_error_invalid, "name looks like a number",
+                       goto error);
        name = isl_name_get(dim->ctx, s);
        if (!name)
                goto error;