From 0c9f64140852e8d50cdd769951eb0624e834483d Mon Sep 17 00:00:00 2001
From: Serge Hallyn <serge@hallyn.com>
Date: Sun, 5 Dec 2021 07:57:39 -0600
Subject: [PATCH] Show libsubid api version in subid.h

Signed-off-by: Serge Hallyn <serge@hallyn.com>
---
 .gitignore                       | 1 +
 configure.ac                     | 1 +
 libsubid/{subid.h => subid.h.in} | 4 ++++
 3 files changed, 6 insertions(+)
 rename libsubid/{subid.h => subid.h.in} (95%)

diff --git a/.gitignore b/.gitignore
index 80cc16c4..fee9c061 100644
--- a/.gitignore
+++ b/.gitignore
@@ -48,3 +48,4 @@ Makefile.in
 /shadow.spec
 /shadow-*.tar.*
 /libmisc/getdate.c
+/libsubid/subid.h
diff --git a/configure.ac b/configure.ac
index 2048d9ad..f07a4db6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -741,6 +741,7 @@ AC_CONFIG_FILES([
 	libmisc/Makefile
 	lib/Makefile
 	libsubid/Makefile
+	libsubid/subid.h
 	src/Makefile
 	contrib/Makefile
 	etc/Makefile
diff --git a/libsubid/subid.h b/libsubid/subid.h.in
similarity index 95%
rename from libsubid/subid.h
rename to libsubid/subid.h.in
index 30ccf160..21b22a26 100644
--- a/libsubid/subid.h
+++ b/libsubid/subid.h.in
@@ -4,6 +4,10 @@
 
 #ifndef SUBID_RANGE_DEFINED
 #define SUBID_RANGE_DEFINED 1
+#define SUBID_ABI_VERSION @LIBSUBID_ABI_MAJOR@.@LIBSUBID_ABI_MINOR@.@LIBSUBID_ABI_MICRO@
+#define SUBID_ABI_MAJOR @LIBSUBID_ABI_MAJOR@
+#define SUBID_ABI_MINOR @LIBSUBID_ABI_MINOR@
+#define SUBID_ABI_MICRO @LIBSUBID_ABI_MICRO@
 
 /* subid_range is just a starting point and size of a range */
 struct subid_range {