build: look for Perl in configure.

[bison.git] / m4 / dmalloc.m4

## ----------------------------------- ##
## Check if --with-dmalloc was given.  ##
## From Franc,ois Pinard               ##
## ----------------------------------- ##

# serial 1

AC_DEFUN([AM_WITH_DMALLOC],
[AC_MSG_CHECKING([if malloc debugging is wanted])
AC_ARG_WITH(dmalloc,
[  --with-dmalloc          use dmalloc, as in
                          http://www.dmalloc.com/dmalloc.tar.gz],
[if test "$withval" = yes; then
  AC_MSG_RESULT(yes)
  AC_DEFINE([WITH_DMALLOC],1,
            [Define if using the dmalloc debugging malloc package])
  LIBS="$LIBS -ldmalloc"
  LDFLAGS="$LDFLAGS -g"
else
  AC_MSG_RESULT(no)
fi], [AC_MSG_RESULT(no)])
])