summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/bin/pgbench/pgbench.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/bin/pgbench/pgbench.h b/src/bin/pgbench/pgbench.h
index e053c9e2eb6..f8b7b497d1e 100644
--- a/src/bin/pgbench/pgbench.h
+++ b/src/bin/pgbench/pgbench.h
@@ -16,11 +16,14 @@
/*
* This file is included outside exprscan.l, in places where we can't see
* flex's definition of typedef yyscan_t. Fortunately, it's documented as
- * being "void *", so we can use a macro to keep the function declarations
+ * being "void *", so we can use typedef to keep the function declarations
* here looking like the definitions in exprscan.l. exprparse.y and
* pgbench.c also use this to be able to declare things as "yyscan_t".
*/
-#define yyscan_t void *
+#ifndef YY_TYPEDEF_YY_SCANNER_T
+#define YY_TYPEDEF_YY_SCANNER_T
+typedef void *yyscan_t;
+#endif
/*
* Likewise, we can't see exprparse.y's definition of union YYSTYPE here,