1dnl Process this file with autoconf to produce a configure script.
2AC_INIT(doc/bc.1)
3AM_INIT_AUTOMAKE("bc", "1.06")
4AM_CONFIG_HEADER(config.h)
5
6AC_DEFINE(DC_VERSION,"1.3")
7AC_DEFINE_UNQUOTED(BC_COPYRIGHT, dnl
8 ["Copyright 1991-1994, 1997, 1998, 2000 Free Software Foundation, Inc."])
9AC_DEFINE_UNQUOTED(DC_COPYRIGHT, dnl
10 ["Copyright 1994, 1997, 1998, 2000 Free Software Foundation, Inc."])
11
12AC_PROG_CC
13AC_MINIX
14dnl AC_ISC_POSIX
15
16AM_PROG_LEX
17AC_PROG_YACC
18AC_PROG_INSTALL
19AC_PROG_RANLIB
20AC_PROG_MAKE_SET
21
22AC_CHECK_HEADERS(stdarg.h stddef.h stdlib.h string.h limits.h unistd.h lib.h)
23AC_C_CONST
24AC_TYPE_SIZE_T
25AC_CHECK_TYPE(ptrdiff_t, size_t)
26
27AC_FUNC_VPRINTF
28AC_CHECK_FUNCS(isgraph setvbuf)
29
30AC_ARG_WITH(pkg,[  --with-pkg              use software installed in /usr/pkg tree], [
31   CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
32   LDFLAGS="$LDFLAGS -L/usr/pkg/lib"
33   echo Using /usr/pkg/include and /usr/pkg/lib
34])
35
36bcle=n
37AC_ARG_WITH(libedit,[  --with-libedit          support fancy BSD command input 
38editing], [
39   AC_CHECK_LIB(termcap,tgetent,TERMLIB=-ltermcap)
40   LDSAVE=$LDFLAGS
41   LDFLAGS="$LDFLAGS $TERMLIB"
42   AC_CHECK_LIB(edit,el_gets,
43      [AC_CHECK_HEADER(histedit.h,
44      READLINELIB="-ledit $TERMLIB";bcle=y)],
45      READLINELIB="")
46   if test "$bcle" = "y"; then
47     echo Using the libedit library.
48     AC_DEFINE(LIBEDIT,1)
49   fi
50   LDFLAGS=$LDSAVE
51])
52 
53bcrl=n
54AC_ARG_WITH(readline,[  --with-readline         support fancy command input editing], [
55   AC_CHECK_LIB(ncurses,tparm,TERMLIB=-lncurses,
56     AC_CHECK_LIB(termcap,tgetent,TERMLIB=-ltermcap))
57   LDSAVE=$LDFLAGS
58   LDFLAGS="$LDFLAGS $TERMLIB"
59   AC_CHECK_LIB(readline,readline,
60      [AC_CHECK_HEADER(readline/readline.h,
61      READLINELIB="-lreadline $TERMLIB";bcrl=y)],
62      READLINELIB="")
63   if test "$bcrl" = "y" ; then
64     echo Using the readline library.
65     AC_DEFINE(READLINE,1)
66   fi
67   LDFLAGS=$LDSAVE
68])
69
70if test "$LEX" = "flex" ; then
71 LEX="flex -I8"
72else
73 if test "$bcrl" = "y" ; then
74  AC_MSG_WARN(readline works only with flex.)
75 fi
76fi
77
78if test "$bcrl" = "y" -a "$bcle" = "y" ; then
79  AC_MSG_ERROR(Can not use both readline and libedit.  Aborting.)
80fi
81
82if test "$LEX" = "lex" -a `uname -s` = "SunOS" ; then
83  LEXLIB=""
84  echo "SunOS using lex does not have a -ll."
85fi
86
87AC_SUBST(READLINELIB)
88AC_ARG_PROGRAM
89AC_OUTPUT(Makefile bc/Makefile dc/Makefile doc/Makefile lib/Makefile)
90