readline/configure.in

   1 dnl
   2 dnl Configure script for readline library
   3 dnl
   4 dnl report bugs to chet@po.cwru.edu
   5 dnl
   6 dnl Process this file with autoconf to produce a configure script.
   7 AC_REVISION([for Readline 2.2, version 2.07, from autoconf version] AC_ACVERSION)
   8 LIBVERSION=2.2
   9
  10 AC_INIT(readline.h)
  11 AC_CONFIG_HEADER(config.h)
  12
  13 dnl make sure we are using a recent autoconf version
  14 AC_PREREQ(2.10)
  15
  16 dnl AC_CONFIG_AUX_DIR(./support)
  17
  18 AC_CANONICAL_HOST
  19
  20 dnl configure defaults
  21 opt_curses=no
  22 opt_shared=no
  23
  24 dnl arguments to configure
  25 AC_ARG_WITH(curses, --with-curses               use the curses library instead of the termcap library,opt_curses=$withval)
  26
  27 if test "$opt_curses" = "yes"; then
  28         prefer_curses=yes
  29 fi
  30
  31 # We want these before the checks, so the checks can modify their values.
  32 test -z "$CFLAGS" && CFLAGS=-g auto_cflags=1
  33
  34 AC_PROG_CC
  35 AC_MINIX
  36
  37
  38 dnl BEGIN changes for CYGNUS cross-building for Cygwin
  39
  40 dnl load up the cross-building cache file -- add more cases and cache
  41 dnl files as necessary
  42 if test "x$cross_compiling" = "xyes"; then
  43     case "${host}" in
  44     *-cygwin*)
  45         cross_cache=${srcdir}/cross-build/cygwin.cache
  46         if test -r "${cross_cache}"; then
  47             echo "loading cross-build cache file ${cross_cache}"
  48             . ${cross_cache}
  49         fi
  50         LOCAL_CFLAGS="$LOCAL_CFLAGS -I${srcdir}/../libtermcap"
  51         unset cross_cache
  52         ;;
  53     *)  echo "configure: cross-compiling for a non-cygwin target is not supported" >&2
  54         ;;
  55     esac
  56 fi
  57
  58 if test "x$cross_compiling" = "xyes"; then
  59   CROSS_COMPILING_FLAG=-DCROSS_COMPILING
  60 else
  61   CROSS_COMPILING_FLAG=
  62 fi
  63 AC_SUBST(CROSS_COMPILING_FLAG)
  64
  65 if test -z "$CC_FOR_BUILD"; then
  66     if test "x$cross_compiling" = "xno"; then
  67         CC_FOR_BUILD='$(CC)'
  68     else
  69         CC_FOR_BUILD=gcc
  70     fi
  71 fi
  72 AC_SUBST(CC_FOR_BUILD)
  73
  74 dnl END changes for CYGNUS cross-building for Cygwin
  75
  76
  77
  78 # If we're using gcc and the user hasn't specified CFLAGS, add -O to CFLAGS.
  79 test -n "$GCC" && test -n "$auto_cflags" && CFLAGS="$CFLAGS -O"
  80
  81 AC_PROG_GCC_TRADITIONAL
  82 AC_PROG_INSTALL
  83 AC_PROG_RANLIB
  84
  85 AC_RETSIGTYPE
  86
  87 AC_HEADER_STAT
  88 AC_HEADER_DIRENT
  89
  90 AC_CHECK_FUNCS(strcasecmp select setenv putenv tcgetattr setlocale lstat)
  91
  92 AC_FUNC_STRCOLL
  93
  94 AC_CHECK_HEADERS(unistd.h stdlib.h varargs.h stdarg.h string.h \
  95                 sys/ptem.h sys/pte.h sys/stream.h sys/select.h \
  96                 termcap.h termios.h termio.h sys/file.h locale.h)
  97
  98 BASH_SIGNAL_CHECK
  99 BASH_REINSTALL_SIGHANDLERS
 100
 101 BASH_FUNC_POSIX_SETJMP
 102 BASH_FUNC_LSTAT
 103 BASH_CHECK_GETPW_FUNCS
 104 BASH_FUNC_STRCOLL
 105
 106 BASH_TYPE_SIGHANDLER
 107 BASH_HAVE_TIOCGWINSZ
 108 BASH_HAVE_TIOCSTAT
 109 BASH_HAVE_FIONREAD
 110 BASH_MISC_SPEED_T
 111 BASH_STRUCT_WINSIZE
 112 BASH_STRUCT_DIRENT_D_INO
 113 BASH_STRUCT_DIRENT_D_FILENO
 114
 115 dnl yuck
 116 case "$host_os" in
 117 aix*)   prefer_curses=yes ;;
 118 esac
 119 BASH_CHECK_LIB_TERMCAP
 120 if test "$TERMCAP_LIB" = "./lib/termcap/libtermcap.a"; then
 121         TERMCAP_LIB=-ltermcap   #default
 122 fi
 123
 124 case "$host_cpu" in
 125 *cray*) LOCAL_CFLAGS=-DCRAY ;;
 126 esac
 127
 128 case "$host_os" in
 129 isc*)   LOCAL_CFLAGS=-Disc386 ;;
 130 esac
 131
 132 BUILD_DIR=`pwd`
 133 AC_SUBST(BUILD_DIR)
 134
 135 AC_SUBST(CFLAGS)
 136 AC_SUBST(LOCAL_CFLAGS)
 137 AC_SUBST(LOCAL_LDFLAGS)
 138 AC_SUBST(LOCAL_DEFS)
 139
 140 AC_SUBST(host_cpu)
 141 AC_SUBST(host_os)
 142
 143 AC_SUBST(LIBVERSION)
 144
 145 AC_SUBST(TERMCAP_LIB)
 146
 147 AC_OUTPUT([Makefile doc/Makefile examples/Makefile],
 148 [
 149 # Makefile uses this timestamp file to record whether config.h is up to date.
 150 echo > stamp-h
 151 ])