From b4b456db662af31979caa7647e8f640a66f15a74 Mon Sep 17 00:00:00 2001
From: CismonX <admin@cismon.net>
Date: Mon, 14 Dec 2020 21:13:13 +0800
Subject: [PATCH] Add version info.

---
 configure.ac    | 6 ++++++
 src/Makefile.am | 1 +
 src/ctlseqs.h   | 6 ++++++
 3 files changed, 13 insertions(+)

diff --git a/configure.ac b/configure.ac
index 997ca1f..8135ee0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -43,5 +43,11 @@ AC_TYPE_SSIZE_T
 # Checks for library functions.
 AC_CHECK_FUNCS([dprintf memset strtoul])
 
+# Specify libtool library version.
+m4_define([CTLSEQS_LT_CURRENT], [0])
+m4_define([CTLSEQS_LT_REVISION], [0])
+m4_define([CTLSEQS_LT_AGE], [0])
+AC_SUBST([CTLSEQS_LT_VERSION], [CTLSEQS_LT_CURRENT:CTLSEQS_LT_REVISION:CTLSEQS_LT_AGE])
+
 AC_CONFIG_FILES([Makefile man/Makefile src/Makefile tests/Makefile examples/Makefile])
 AC_OUTPUT
diff --git a/src/Makefile.am b/src/Makefile.am
index 5c20640..8446166 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -17,5 +17,6 @@
 
 lib_LTLIBRARIES       = libctlseqs.la
 libctlseqs_la_SOURCES = ctlseqs.c
+libctlseqs_la_LDFLAGS = -version-info ${CTLSEQS_LT_VERSION}
 
 include_HEADERS       = ctlseqs.h
diff --git a/src/ctlseqs.h b/src/ctlseqs.h
index b53b17b..0a17ec5 100644
--- a/src/ctlseqs.h
+++ b/src/ctlseqs.h
@@ -22,6 +22,12 @@
 #ifndef CTLSEQS_H_
 #define CTLSEQS_H_
 
+#define CTLSEQS_VERSION_MAJOR  0x00
+#define CTLSEQS_VERSION_MINOR  0x01
+#define CTLSEQS_VERSION_PATCH  0x00
+#define CTLSEQS_VERSION_ID     0x000100
+#define CTLSEQS_VERSION_STRING "0.1.0"
+
 #define CTLSEQS_ESC "\x1b"  // Escape
 
 /* C0(7-bit) Control Characters */