[COMMITTED] build: use tar-ustar in AM_INIT_AUTOMAKE

[Jose E. Marchesi]

Jitter ships files with very long filenames and we were hitting the
default tar encoding file size limit.

2023-01-28  Jose E. Marchesi  <jemarch@gnu.org>

        * configure.ac: Use tar-ustar option in Automake.
---
 ChangeLog    | 4 ++++
 configure.ac | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 442b27af..7f65f93e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2023-01-28  Jose E. Marchesi  <jemarch@gnu.org>
+
+       * configure.ac: Use tar-ustar option in Automake.
+
 2023-01-28  Jose E. Marchesi  <jemarch@gnu.org>
 
        * pickles/sframe.pk: Do not load elf.pk.  It is not needed.
diff --git a/configure.ac b/configure.ac
index a9ff9b4b..d463f3a2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -55,7 +55,7 @@ AC_INIT([GNU poke],
 
 AC_CONFIG_AUX_DIR([build-aux])
 dnl In order to have a custom INSTALL file, we need Automake option 'foreign'.
-AM_INIT_AUTOMAKE([foreign])
+AM_INIT_AUTOMAKE([foreign tar-ustar])
 AC_CONFIG_HEADERS(poke/config.h)
 AC_CONFIG_MACRO_DIRS([m4])
 
-- 
2.30.2