From 0c702a34887365839cdf71354cc2ce7fd46eba5e Mon Sep 17 00:00:00 2001
From: Roy Storey <kiwiroy@users.noreply.github.com>
Date: Wed, 28 Nov 2018 11:17:55 +1300
Subject: [PATCH] add ability to configure SQLITE_MAX_LENGTH with environment
 variable

---
 Makefile.PL | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Makefile.PL b/Makefile.PL
index 1175783..7be879b 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -244,6 +244,11 @@ if ($ENV{SQLITE_ENABLE_FTS3_TOKENIZER}) {
 	push @CC_DEFINE, '-DSQLITE_ENABLE_FTS3_TOKENIZER'; # for sqlite >= 3.11.0
 }
 
+if ($ENV{SQLITE_MAX_LENGTH} && $ENV{SQLITE_MAX_LENGTH} =~ m/^[0-9]+$/) {
+	push @CC_DEFINE, join '=', '-DSQLITE_MAX_LENGTH', $ENV{SQLITE_MAX_LENGTH}
+		if $ENV{SQLITE_MAX_LENGTH} >= 100 && $ENV{SQLITE_MAX_LENGTH} <= ((2**31)-1);
+}
+
 if (DEVELOPER_ONLY) {
 	# for sqlite >= 3.8.8
 	push @CC_DEFINE, '-DSQLITE_ENABLE_API_ARMOR';