From: Stefano Lattarini <stefano.lattarini@gmail.com>
Date: Mon, 21 Jan 2013 14:45:17 +0000 (+0100)
Subject: tests: more information about Lex and Yacc programs
X-Git-Tag: v1.13b~93
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=94c28cc5e9e28d1215619721901d3e0580a758ef;p=thirdparty%2Fautomake.git

tests: more information about Lex and Yacc programs

* t/get-sysconf.sh: Try to also get the version of '$LEX' and '$YACC'.
This will help debugging of user-reported problems.

Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>
---

diff --git a/t/get-sysconf.sh b/t/get-sysconf.sh
index 4c681081e..bd4932f4c 100755
--- a/t/get-sysconf.sh
+++ b/t/get-sysconf.sh
@@ -46,6 +46,14 @@ $PERL -V || st=1
 # happen with older perl installation, or on MinGW/MSYS.
 $PERL -e 'use TAP::Parser; print $TAP::Parser::VERSION, "\n"' || :
 
+# It's OK if the selected Lex and Yacc programs don't know how to print
+# the version number or the help screen; those are usually available only
+# for Flex and Bison.
+$LEX --version || :
+$LEX --help || :
+$YACC --version || :
+$YACC --help || :
+
 cat "$am_top_builddir/config.log" || st=1
 cat "$am_top_builddir/t/wrap/aclocal-$APIVERSION" || st=1
 cat "$am_top_builddir/t/wrap/automake-$APIVERSION" || st=1