fix: document proper Bison version requirement

The minimum version of Bison was bumped to 2.5 a while ago, update the
documentation and help messages that still refer to 2.4.

Change-Id: I3daef3eb51f24ff0194c43e3e13575eaa6de4f56
Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Reviewed-on: https://review.lttng.org/c/babeltrace/+/9734
Tested-by: jenkins <jenkins@lttng.org>
Reviewed-by: Philippe Proulx <eeppeliteloop@gmail.com>

diff --git a/README.adoc b/README.adoc
index d43246ae43ddde43fc6d39a60024ec3bf6dff5e6..17706179c4b441f1ac9188c03834e5d088d0e69f 100644 (file)
--- a/README.adoc
+++ b/README.adoc
@@ -74,7 +74,7 @@ Tools::
     ** https://www.gnu.org/software/autoconf/[GNU Autoconf]{nbsp}≥{nbsp}2.69
     ** https://www.gnu.org/software/libtool/[GNU Libtool]{nbsp}≥{nbsp}2.2
     ** https://github.com/westes/flex[flex]{nbsp}≥{nbsp}2.5.35
-    ** https://www.gnu.org/software/bison/bison.html[GNU Bison]{nbsp}≥{nbsp}2.4
+    ** https://www.gnu.org/software/bison/bison.html[GNU Bison]{nbsp}≥{nbsp}2.5
 
 Libraries::
     * A C library (for example,

diff --git a/configure.ac b/configure.ac
index 1a406832edea5b378e16266609df0532f8c7de1e..b343a3c4c07c10a51d098efec1ac6cdc53f4cdc0 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -211,12 +211,12 @@ AX_PROG_BISON_VERSION([2.5], [have_bison=yes])
 AS_IF([test "x$have_bison" != "xyes"], [
   AE_IF_IN_GIT_REPO([
     AC_MSG_FAILURE([dnl
-Bison >= 2.4 is required when building from the Git repository. You can
+Bison >= 2.5 is required when building from the Git repository. You can
 set the YACC variable to override automatic detection.
     ])
   ], [
     AC_MSG_WARN([dnl
-Missing Bison >= 2.4. Note that the parser files are already built in
+Missing Bison >= 2.5. Note that the parser files are already built in
 this distribution tarball, so Bison is only needed if you intend to
 modify their sources. You can set the YACC variable to override automatic
 detection.