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Require bison 2.6 or later.

Browse source 
It turns out the apiprefix define is quite new (I didn't realize it at the
time) and I'd rather get FTBFS reports based on configure catching the
error than gcc catching it.
This commit is contained in:
Bill Currie 2013-01-11 13:48:14 +09:00
parent 9028cda24b
commit 00639aa9d1
2 changed files with 13 additions and 1 deletions
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2
INSTALL
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@ -23,7 +23,7 @@ The following packages are required to build QuakeForge:
\li GNU autoconf 2.50 or later \li GNU autoconf 2.50 or later
\li GNU automake 1.6 or later \li GNU automake 1.6 or later
\li GNU libtool 1.4 or later \li GNU libtool 1.4 or later
\li GNU bison \li GNU bison 2.6 or later
\li GNU flex \li GNU flex
\li GNU make (BSD make doesn't like some constructs used) \li GNU make (BSD make doesn't like some constructs used)
\li C compiler and preprocessor (gcc and cpp recommended) \li C compiler and preprocessor (gcc and cpp recommended)

12
config.d/programs.m4
View file

@ -19,6 +19,18 @@ else
AC_MSG_ERROR(GNU bison is required but was not found) AC_MSG_ERROR(GNU bison is required but was not found)
fi fi
fi fi
BISON_REQ=2.6
AC_MSG_CHECKING([is bison version >= ${BISON_REQ}])
BISON_VER=`$YACC --version | sed -n '1s/^.*) //p'`
AS_VERSION_COMPARE([$BISON_VER], [2.6],
[AC_MSG_RESULT([no])
LOC=`which ${YACC}`
AC_MSG_ERROR(
[GNU bison >= 2.6 is required. $BISON_VER found in $LOC]
)],
AC_MSG_RESULT([yes]),
AC_MSG_RESULT([yes])
)
AM_PROG_LEX AM_PROG_LEX
if echo $LEX | grep -v flex > /dev/null; then if echo $LEX | grep -v flex > /dev/null; then