From 2dbf96e7cc594162706e88e01f406e27ca8ebd82 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?St=C3=A9phan=20Kochen?= <git@stephank.nl>
Date: Mon, 20 Dec 2021 14:09:56 +0100
Subject: [PATCH] php81Extensions.tokenizer: fix build

(cherry picked from commit cf7f4c058e822ee8eeaa2120c45f04b5b460a5db)
---
 .../interpreters/php/fix-tokenizer-php81.patch       | 12 ++++++++++++
 pkgs/top-level/php-packages.nix                      |  6 +++++-
 2 files changed, 17 insertions(+), 1 deletion(-)
 create mode 100644 pkgs/development/interpreters/php/fix-tokenizer-php81.patch

diff --git a/pkgs/development/interpreters/php/fix-tokenizer-php81.patch b/pkgs/development/interpreters/php/fix-tokenizer-php81.patch
new file mode 100644
index 000000000000..b43eeefa3c28
--- /dev/null
+++ b/pkgs/development/interpreters/php/fix-tokenizer-php81.patch
@@ -0,0 +1,12 @@
+diff --git a/ext/tokenizer/Makefile.frag b/ext/tokenizer/Makefile.frag
+index 745cbfce91..07bace6022 100644
+--- a/ext/tokenizer/Makefile.frag
++++ b/ext/tokenizer/Makefile.frag
+@@ -1,5 +1,5 @@
+-$(top_srcdir)/ext/tokenizer/tokenizer_data.c: $(top_srcdir)/Zend/zend_language_parser.y
++$(top_srcdir)/tokenizer_data.c: $(top_srcdir)/../../Zend/zend_language_parser.y
+ 	@if test ! -z "$(PHP)"; then \
+ 		$(PHP) $(srcdir)/tokenizer_data_gen.php; \
+ 	fi;
+-$(builddir)/tokenizer.lo: $(top_srcdir)/Zend/zend_language_parser.c $(top_srcdir)/Zend/zend_language_scanner.c
++$(builddir)/tokenizer.lo: $(top_srcdir)/../../Zend/zend_language_parser.c $(top_srcdir)/../../Zend/zend_language_scanner.c
diff --git a/pkgs/top-level/php-packages.nix b/pkgs/top-level/php-packages.nix
index 6426b7846f5d..f26fb015e605 100644
--- a/pkgs/top-level/php-packages.nix
+++ b/pkgs/top-level/php-packages.nix
@@ -543,7 +543,11 @@ lib.makeScope pkgs.newScope (self: with self; {
         { name = "sysvsem"; }
         { name = "sysvshm"; }
         { name = "tidy"; configureFlags = [ "--with-tidy=${html-tidy}" ]; doCheck = false; }
-        { name = "tokenizer"; }
+        {
+          name = "tokenizer";
+          patches = lib.optional (lib.versionAtLeast php.version "8.1")
+            ../development/interpreters/php/fix-tokenizer-php81.patch;
+        }
         {
           name = "wddx";
           buildInputs = [ libxml2 ];