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-rw-r--r--contrib/cube/cubescan.l1
-rw-r--r--contrib/seg/segscan.l1
-rw-r--r--contrib/tsearch2/wordparser/parser.l1
3 files changed, 3 insertions, 0 deletions
diff --git a/contrib/cube/cubescan.l b/contrib/cube/cubescan.l
index 289d23120dd..9d2b4ae18cb 100644
--- a/contrib/cube/cubescan.l
+++ b/contrib/cube/cubescan.l
@@ -9,6 +9,7 @@
#define YY_READ_BUF_SIZE 16777216
/* Avoid exit() on fatal scanner errors (a bit ugly -- see yy_fatal_error) */
+#undef fprintf
#define fprintf(file, fmt, msg) ereport(ERROR, (errmsg_internal("%s", msg)))
/* Handles to the buffer that the lexer uses internally */
diff --git a/contrib/seg/segscan.l b/contrib/seg/segscan.l
index 24ad662910f..817300993dd 100644
--- a/contrib/seg/segscan.l
+++ b/contrib/seg/segscan.l
@@ -9,6 +9,7 @@
#define YY_READ_BUF_SIZE 16777216
/* Avoid exit() on fatal scanner errors (a bit ugly -- see yy_fatal_error) */
+#undef fprintf
#define fprintf(file, fmt, msg) ereport(ERROR, (errmsg_internal("%s", msg)))
/* Handles to the buffer that the lexer uses internally */
diff --git a/contrib/tsearch2/wordparser/parser.l b/contrib/tsearch2/wordparser/parser.l
index 179c99c9dac..a7cb4684c32 100644
--- a/contrib/tsearch2/wordparser/parser.l
+++ b/contrib/tsearch2/wordparser/parser.l
@@ -6,6 +6,7 @@
#include "common.h"
/* Avoid exit() on fatal scanner errors */
+#undef fprintf
#define fprintf(file, fmt, msg) ts_error(ERROR, fmt, msg)
char *token = NULL; /* pointer to token */