diff src/c/urweb.c @ 1295:929981850d9d

'tryDml' works with Postgres
author Adam Chlipala <adam@chlipala.net>
date Tue, 07 Sep 2010 09:06:13 -0400
parents b4480a56cab7
children 714e8b84221b
line wrap: on
line diff
--- a/src/c/urweb.c	Tue Sep 07 08:28:07 2010 -0400
+++ b/src/c/urweb.c	Tue Sep 07 09:06:13 2010 -0400
@@ -2175,6 +2175,15 @@
   return s;
 }
 
+uw_Basis_string uw_dup_and_clear_error_message(uw_context ctx) {
+  if (ctx->error_message[0]) {
+    char *s = uw_strdup(ctx, ctx->error_message);
+    ctx->error_message[0] = 0;
+    return s;
+  } else
+    return NULL;
+}
+
 uw_Basis_string uw_maybe_strdup(uw_context ctx, uw_Basis_string s1) {
   if (s1)
     return uw_strdup(ctx, s1);