From 60e9d54a7c5a61b959d3461268da63d93ab41ef1 Mon Sep 17 00:00:00 2001
From: "Dirk-Jan C. Binnema" <djcb@djcbsoftware.nl>
Date: Sat, 31 Dec 2022 00:10:24 +0200
Subject: [PATCH] mu-regex: make backward-compatible with older glib

---
 lib/utils/mu-regex.hh | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/utils/mu-regex.hh b/lib/utils/mu-regex.hh
index 5a93b195..e36e8891 100644
--- a/lib/utils/mu-regex.hh
+++ b/lib/utils/mu-regex.hh
@@ -28,6 +28,10 @@ namespace Mu {
  * PCRE rather than std::regex because it is much faster.
  */
 struct Regex {
+#if !GLIB_CHECK_VERSION(2,74,0) /* backward compat */
+#define G_REGEX_DEFAULT	      (static_cast<GRegexCompileFlags>(0))
+#define G_REGEX_MATCH_DEFAULT (static_cast<GRegexMatchFlags>(0))
+#endif
 	/**
 	 * Trivial constructor
 	 *
@@ -35,7 +39,6 @@ struct Regex {
 	 */
 	Regex() noexcept: rx_{}  {}
 
-
 	/**
 	 * Construct a new Regex object
 	 *
@@ -47,7 +50,7 @@ struct Regex {
 	 */
 	static Result<Regex> make(const std::string& ptrn,
 				  GRegexCompileFlags cflags = G_REGEX_DEFAULT,
-				   GRegexMatchFlags mflags = G_REGEX_MATCH_DEFAULT) noexcept try {
+				  GRegexMatchFlags mflags = G_REGEX_MATCH_DEFAULT) noexcept try {
 		return Regex(ptrn.c_str(), cflags, mflags);
 	} catch (const Error& err) {
 		return Err(err);