[COMMITTED] poke.m4: simplify version regexp

[Jose E. Marchesi]

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

        * autoconf/poke.m4 (PK_PROG_POKE): Simplify regexp.
---
 ChangeLog        | 4 ++++
 autoconf/poke.m4 | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 43968357..b0d97512 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2023-01-28  Jose E. Marchesi  <jemarch@gnu.org>
+
+       * autoconf/poke.m4 (PK_PROG_POKE): Simplify regexp.
+
 2023-01-28  Jose E. Marchesi  <jemarch@gnu.org>
 
        * libpoke/pkl-config.pk.in: Make pk_version immutable.
diff --git a/autoconf/poke.m4 b/autoconf/poke.m4
index 0e2a6089..459efe78 100644
--- a/autoconf/poke.m4
+++ b/autoconf/poke.m4
@@ -36,7 +36,7 @@ _ACEOF
       cat >conftest.pk <<_ACEOF
 exit (pk_version >= "$2" ? 0 : 1);
 _ACEOF
-      ac_prog_version=`$$1 --version 2>&1 | sed -n 's/^.*GNU poke.* 
\([[0-9]]*\.[[0-9.]]*\).*$/\1/p'`
+      ac_prog_version=`$$1 --version 2>&1 | sed -n 's/^.*GNU poke.* 
\(.*$\)/\1/p'`
       if $$1 -L conftest.pk 2>&1 >/dev/null; then
         ac_prog_version="$ac_prog_version, ok"
         ac_verc_fail=no
-- 
2.30.2