From 951fd8572af1bd00064d5c0ae59c2927ec1b6ba5 Mon Sep 17 00:00:00 2001
From: Tobias Geerinckx-Rice <me@tobias.gr>
Date: Thu, 1 Aug 2019 21:57:45 +0200
Subject: gnu: pcre@2: Fix run-time crash [security fix].

* gnu/packages/pcre.scm (pcre2)[replacement]: New field.
(pcre2/fixed): New public variable.
* packages/patches/pcre2-fix-jit_match-crash.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
---
 gnu/packages/pcre.scm | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'gnu/packages')

diff --git a/gnu/packages/pcre.scm b/gnu/packages/pcre.scm
index 1395a3ea40..7385c78b9f 100644
--- a/gnu/packages/pcre.scm
+++ b/gnu/packages/pcre.scm
@@ -89,6 +89,7 @@ (define-public pcre
 (define-public pcre2
   (package
     (name "pcre2")
+    (replacement pcre2/fixed)
     (version "10.33")
     (source (origin
               (method url-fetch)
@@ -125,3 +126,14 @@ (define-public pcre2
 POSIX regular expression API.")
    (license license:bsd-3)
    (home-page "https://www.pcre.org/")))
+
+(define-public pcre2/fixed
+  ;; PHP >= 7.3.8 requires a fixed version at build time, so make it public
+  ;; and hide it in the UI.
+  (package
+    (inherit pcre2)
+    (source
+     (origin
+       (inherit (package-source pcre2))
+       (patches (search-patches "pcre2-fix-jit_match-crash.patch"))))
+    (properties '((hidden? . #t)))))
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