From 5d57fbcdfd8a2a339fd0842c97a2767cf4321f07 Mon Sep 17 00:00:00 2001
From: Alexander Vdolainen <alex@vapaa.xyz>
Date: Tue, 29 Sep 2026 01:30:12 +0300
Subject: [PATCH] autotools

---
 Makefile.am  |  2 ++
 autogen.sh   |  6 ++++++
 configure.ac | 30 ++++++++++++++++++++++++++++++
 3 files changed, 38 insertions(+)
 create mode 100644 Makefile.am
 create mode 100755 autogen.sh
 create mode 100644 configure.ac

diff --git a/Makefile.am b/Makefile.am
new file mode 100644
index 0000000..1e35ac0
--- /dev/null
+++ b/Makefile.am
@@ -0,0 +1,2 @@
+SUBDIRS = src
+EXTRA_DIST = README docs/architecture.txt conf/subrelay.sample.conf templates/subscribe.txt
diff --git a/autogen.sh b/autogen.sh
new file mode 100755
index 0000000..67bfe48
--- /dev/null
+++ b/autogen.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+set -e
+
+echo "Generating Autotools build system..."
+autoreconf --install --force --verbose
+echo "Done! You can now run ./configure and make."
diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..1cc3b02
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,30 @@
+AC_PREREQ([2.69])
+AC_INIT([subrelay], [0.0.1], [alex@vapaa.xyz])
+AC_CONFIG_SRCDIR([src/subrelayd.c])
+AC_CONFIG_HEADERS([config.h])
+AM_INIT_AUTOMAKE([foreign -Wall -Werror subdir-objects])
+
+# Checks for programs.
+AC_PROG_CC
+AC_PROG_INSTALL
+
+# Checks for libraries.
+# Require libcurl for IMAP/SMTP mail engines
+PKG_CHECK_MODULES([CURL], [libcurl >= 7.20.0])
+
+# Checks for header files.
+AC_CHECK_HEADERS([fcntl.h stdlib.h string.h strings.h unistd.h sys/socket.h sys/un.h pwd.h grp.h])
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_TYPE_SIZE_T
+AC_TYPE_SSIZE_T
+AC_TYPE_UINT64_T
+
+# Checks for library functions (bracketed for m4 parser safety)
+AC_CHECK_FUNCS([memset socket strchr strdup strcasecmp strncasecmp strtol strtoul fcntl setuid setgid])
+
+AC_CONFIG_FILES([
+    Makefile
+    src/Makefile
+])
+AC_OUTPUT