From c5a09528fba9e711250888b1515ab4473dc0cea7 Mon Sep 17 00:00:00 2001
From: pjotrp
Date: Fri, 17 Apr 2026 12:27:42 +0200
Subject: Patch (opensmtp) because it fails on sendmail -t

---
 gn/packages/mail.scm                         | 20 ++++++++++++
 gn/packages/patches/opensmtpd-gn-fixes.patch | 48 ++++++++++++++++++++++++++++
 2 files changed, 68 insertions(+)
 create mode 100644 gn/packages/mail.scm
 create mode 100644 gn/packages/patches/opensmtpd-gn-fixes.patch

diff --git a/gn/packages/mail.scm b/gn/packages/mail.scm
new file mode 100644
index 0000000..1e3b888
--- /dev/null
+++ b/gn/packages/mail.scm
@@ -0,0 +1,20 @@
+(define-module (gn packages mail)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix gexp)
+  #:use-module (guix packages)
+  #:use-module (guix utils)
+  #:use-module (gnu packages mail))
+
+(define-public opensmtpd-patched
+  (package
+    (inherit opensmtpd)
+    (name "opensmtpd-patched")
+    (source
+     (origin
+       (inherit (package-source opensmtpd))
+       (patches
+        (list (local-file "patches/opensmtpd-gn-fixes.patch")))))
+    (synopsis "Lightweight SMTP daemon (with GN patches)")
+    (description
+     "OpenSMTPD with patches for missing grp.h include, TLS option
+parsing fix, and timezone fallback for systems without tm_gmtoff.")))
diff --git a/gn/packages/patches/opensmtpd-gn-fixes.patch b/gn/packages/patches/opensmtpd-gn-fixes.patch
new file mode 100644
index 0000000..e310bbe
--- /dev/null
+++ b/gn/packages/patches/opensmtpd-gn-fixes.patch
@@ -0,0 +1,48 @@
+diff -ruN opensmtpd-7.7.0p0.orig/usr.sbin/smtpd/smtpc.c opensmtpd-7.7.0p0/usr.sbin/smtpd/smtpc.c
+--- opensmtpd-7.7.0p0.orig/usr.sbin/smtpd/smtpc.c	2026-04-17 10:19:15.152524476 +0000
++++ opensmtpd-7.7.0p0/usr.sbin/smtpd/smtpc.c	2026-04-17 10:19:41.936756962 +0000
+@@ -114,8 +114,8 @@
+ 			servname = value;
+ 			break;
+ 		case -1:
+-			if (suboptarg)
+-				fatalx("invalid TLS option \"%s\"", suboptarg);
++			//if (suboptarg)
++			//            fatalx("invalid TLS option \"%s\"", suboptarg);
+ 			fatalx("missing TLS option");
+ 		}
+ 	}
+diff -ruN opensmtpd-7.7.0p0.orig/usr.sbin/smtpd/smtpctl.c opensmtpd-7.7.0p0/usr.sbin/smtpd/smtpctl.c
+--- opensmtpd-7.7.0p0.orig/usr.sbin/smtpd/smtpctl.c	2026-04-17 10:19:15.156524511 +0000
++++ opensmtpd-7.7.0p0/usr.sbin/smtpd/smtpctl.c	2026-04-17 10:19:15.212525001 +0000
+@@ -54,6 +54,8 @@
+ #endif
+ #include <limits.h>
+ 
++#include <grp.h>
++
+ #include "smtpd.h"
+ #include "parser.h"
+ #include "log.h"
+diff -ruN opensmtpd-7.7.0p0.orig/usr.sbin/smtpd/to.c opensmtpd-7.7.0p0/usr.sbin/smtpd/to.c
+--- opensmtpd-7.7.0p0.orig/usr.sbin/smtpd/to.c	2026-04-17 10:19:15.156524511 +0000
++++ opensmtpd-7.7.0p0/usr.sbin/smtpd/to.c	2026-04-17 10:19:15.252525351 +0000
+@@ -152,7 +152,7 @@
+ time_to_text(time_t when)
+ {
+ 	struct tm *lt;
+-	static char buf[40];
++	static char buf[50];
+ 	const char *day[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
+ 	const char *month[] = {"Jan","Feb","Mar","Apr","May","Jun",
+ 			 "Jul","Aug","Sep","Oct","Nov","Dec"};
+@@ -169,6 +169,9 @@
+ #elif defined HAVE_DECL_ALTZONE && defined HAVE_DECL_TIMEZONE
+ 	offset = lt->tm_isdst > 0 ? altzone : timezone;
+ 	tz = lt->tm_isdst > 0 ? tzname[1] : tzname[0];
++#else
++	offset = 0;
++	tz = "GMT";
+ #endif
+ 
+ 	/* We do not use strftime because it is subject to locale substitution*/
-- 
cgit 1.4.1