From 2e95f1f002bc3f0504dffa6d9ffed0dc914ecec1 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Thu, 25 Aug 2011 13:55:57 -0400
Subject: [PATCH] Add "%option warn" to all flex input files that lacked it.

This is recommended in the flex manual, and there seems no good reason
not to use it everywhere.
---
 contrib/cube/cubescan.l             | 1 +
 contrib/seg/segscan.l               | 1 +
 src/backend/bootstrap/bootscanner.l | 1 +
 src/backend/utils/misc/guc-file.l   | 1 +
 src/bin/psql/psqlscan.l             | 1 +
 src/interfaces/ecpg/preproc/pgc.l   | 1 +
 src/test/isolation/specscanner.l    | 5 +++--
 7 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/contrib/cube/cubescan.l b/contrib/cube/cubescan.l
index eb71b11adf..c184930158 100644
--- a/contrib/cube/cubescan.l
+++ b/contrib/cube/cubescan.l
@@ -32,6 +32,7 @@ void cube_scanner_finish(void);
 %option noinput
 %option nounput
 %option noyywrap
+%option warn
 %option prefix="cube_yy"
 
 
diff --git a/contrib/seg/segscan.l b/contrib/seg/segscan.l
index c2b5ca8789..e4feab39b3 100644
--- a/contrib/seg/segscan.l
+++ b/contrib/seg/segscan.l
@@ -30,6 +30,7 @@ void seg_scanner_finish(void);
 %option noinput
 %option nounput
 %option noyywrap
+%option warn
 %option prefix="seg_yy"
 
 
diff --git a/src/backend/bootstrap/bootscanner.l b/src/backend/bootstrap/bootscanner.l
index fba020008f..f4230d93b1 100644
--- a/src/backend/bootstrap/bootscanner.l
+++ b/src/backend/bootstrap/bootscanner.l
@@ -55,6 +55,7 @@ static int	yyline = 1;			/* line number for error reporting */
 %option noinput
 %option nounput
 %option noyywrap
+%option warn
 %option prefix="boot_yy"
 
 
diff --git a/src/backend/utils/misc/guc-file.l b/src/backend/utils/misc/guc-file.l
index 3e9b10328d..70abf40a28 100644
--- a/src/backend/utils/misc/guc-file.l
+++ b/src/backend/utils/misc/guc-file.l
@@ -51,6 +51,7 @@ static char *GUC_scanstr(const char *s);
 %option noinput
 %option nounput
 %option noyywrap
+%option warn
 %option prefix="GUC_yy"
 
 
diff --git a/src/bin/psql/psqlscan.l b/src/bin/psql/psqlscan.l
index dfc6648e56..46141f7dda 100644
--- a/src/bin/psql/psqlscan.l
+++ b/src/bin/psql/psqlscan.l
@@ -132,6 +132,7 @@ static void escape_variable(bool as_ident);
 %option noinput
 %option nounput
 %option noyywrap
+%option warn
 
 /*
  * All of the following definitions and rules should exactly match
diff --git a/src/interfaces/ecpg/preproc/pgc.l b/src/interfaces/ecpg/preproc/pgc.l
index 019b70bbaf..e4f55f8176 100644
--- a/src/interfaces/ecpg/preproc/pgc.l
+++ b/src/interfaces/ecpg/preproc/pgc.l
@@ -84,6 +84,7 @@ static struct _if_value
 %option nodefault
 %option noinput
 %option noyywrap
+%option warn
 
 %option yylineno
 
diff --git a/src/test/isolation/specscanner.l b/src/test/isolation/specscanner.l
index 36e10e7678..77d863e3e6 100644
--- a/src/test/isolation/specscanner.l
+++ b/src/test/isolation/specscanner.l
@@ -15,7 +15,7 @@ static int	yyline = 1;			/* line number for error reporting */
 static char litbuf[1024];
 static int litbufpos = 0;
 
-static void addlitchar(const char c);
+static void addlitchar(char c);
 
 %}
 
@@ -25,6 +25,7 @@ static void addlitchar(const char c);
 %option noinput
 %option nounput
 %option noyywrap
+%option warn
 %option prefix="spec_yy"
 
 
@@ -93,7 +94,7 @@ teardown		{ return(TEARDOWN); }
 %%
 
 static void
-addlitchar(const char c)
+addlitchar(char c)
 {
   if (litbufpos >= sizeof(litbuf) - 1)
   {
-- 
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