Store VERSION into the release tarball (3.2.x)

This way autoreconf can still be run on release tarballs (e.g. to
apply patches to the build system) while preserving the version number.

The tpm2-abrmd already uses this approach.

Fixes: tpm2-software#2329

Signed-off-by: Petr Gotthard <petr.gotthard@centrum.cz>

Makefile.am

@@ -207,7 +207,8 @@ EXTRA_DIST += \
     LICENSE \
     MAINTAINERS \
     README.md \
-    RELEASE.md
+    RELEASE.md \
+    VERSION
 
 # Windows code / core build files
 EXTRA_DIST += \

bootstrap

@@ -1,6 +1,8 @@
 #!/bin/sh
 set -e
 
+git describe --tags --always --dirty > VERSION
+
 # generate list of source files for use in Makefile.am
 # if you add new source files, you must run ./bootstrap again
 src_listvar () {

configure.ac

@@ -4,7 +4,7 @@
 # All rights reserved.
 
 AC_INIT([tpm2-tss],
-        [m4_esyscmd_s([git describe --tags --always --dirty])],
+        [m4_esyscmd_s([cat ./VERSION])],
         [https://github.com/tpm2-software/tpm2-tss/issues],
         [],
         [https://github.com/tpm2-software/tpm2-tss])