The configure script now defines BISON as the name of the bison program and

YACC as bison -y.  In this way, we ensure that bison is being used, but
the Makefiles have macros for using bison itself and for getting bison to
act like it is traditional yacc.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10774 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
John Criswell 2004-01-12 16:14:54 +00:00
parent f998a7e671
commit b8b80c455f
2 changed files with 7 additions and 2 deletions

View File

@ -58,7 +58,8 @@ AR_PATH = @AR@
#
# The pathnames of the Flex and Bison programs, respectively.
#
BISON = @YACC@
YACC = @YACC@
BISON = @BISON@
FLEX = @LEX@
#

View File

@ -6111,6 +6111,10 @@ fi
# Check for Bison. This is modified from
# http://www.gnu.org/software/ac-archive/htmldoc/ac_cxx_namespaces.html
#
# This macro verifies that Bison is installed. If successful, then
# 1) YACC is set to bison -y (to emulate YACC calls)
# 2) BISON is set to bison
#
AC_DEFUN([AC_PROG_BISON],
[AC_CACHE_CHECK(,
ac_cv_has_bison,
@ -6119,7 +6123,7 @@ ac_cv_has_bison,
if test "$YACC" != "bison -y"; then
AC_MSG_ERROR([bison not found but required])
else
AC_SUBST(YACC,[bison],[location of bison])
AC_SUBST(BISON,[bison],[location of bison])
fi
])