configure.ac

   1 # ------------------------------------------------------------
   2 # GNU shogi and xshogi configuration script.
   3 # ------------------------------------------------------------
   4
   5 dnl Process this file with autoconf to produce a configure script.
   6
   7 AC_PREREQ(2.57)
   8 AC_INIT([gnushogi],[1.4.2+],[https://savannah.gnu.org/bugs/?group=gnushogi])
   9 AM_INIT_AUTOMAKE
  10 AC_CONFIG_SRCDIR([gnushogi/gnushogi.h])
  11 AC_CONFIG_HEADER(config.h)
  12
  13 ##########
  14 AC_MSG_NOTICE([C compiler])
  15 AC_PROG_CC
  16 AC_CANONICAL_BUILD
  17 AC_PROG_INSTALL
  18
  19 ##########
  20 AC_MSG_NOTICE([libs])
  21
  22 # curses
  23 AC_ARG_WITH([curses],
  24   [AS_HELP_STRING([--with-curses],
  25     [enable curses UI (default: yes if available)])],
  26   [],
  27   [with_curses=check])
  28
  29 LIBCURSES=
  30 AS_IF([test "x$with_curses" != xno],
  31   [AC_CHECK_LIB([curses], [clrtoeol],
  32     [AC_SUBST([LIBCURSES], [-lcurses])
  33      AC_SUBST([CURSESDSP], [gnushogi-cursesdsp.o])
  34      AC_SUBST([CURSESDSPMINI], [gnuminishogi-cursesdsp.o])
  35      AC_DEFINE([HAVE_LIBCURSES], [1],
  36                [Define if you have lib])
  37     ],
  38     [AS_IF([test "x$with_curses" = xyes],
  39       [AC_MSG_ERROR(
  40          [--with-curses was given, but test for curses failed])])],
  41     [-ltermcap])])
  42
  43 # other libraries.
  44 AC_CHECK_LIB([m], [pow])
  45 AC_CHECK_LIB([termcap], [tgoto])
  46
  47
  48
  49 ##########
  50 # C compiler warnings.
  51
  52 if [[ $ac_cv_c_compiler_gnu = yes ]]
  53 then
  54 WARNINGS="-Wall -Wno-implicit-int -Wstrict-prototypes"
  55 CEXTRAFLAGS="-fsigned-char -funroll-loops"
  56 else
  57 # Who knows what warnings your compiler uses?
  58 WARNINGS=
  59 CEXTRAFLAGS=
  60 fi
  61
  62 AC_SUBST(WARNINGS)
  63 AC_SUBST(CEXTRAFLAGS)
  64
  65 ##########
  66 AC_MSG_NOTICE([header files])
  67
  68 AC_HEADER_STDC
  69 AC_HEADER_SYS_WAIT
  70 AC_CHECK_HEADERS([fcntl.h stdlib.h string.h sys/file.h sys/ioctl.h])
  71 AC_CHECK_HEADERS([sys/param.h sys/time.h unistd.h])
  72 AC_CHECK_HEADERS(errno.h)
  73 AC_HEADER_TIME
  74
  75 ##########
  76 AC_MSG_NOTICE([typedefs])
  77
  78 AC_C_CONST
  79 AC_HEADER_STDBOOL
  80 AC_C_INLINE
  81 AC_TYPE_PID_T
  82 AC_TYPE_SIZE_T
  83 AC_HEADER_TIME
  84 AC_STRUCT_TM
  85
  86 ##########
  87 AC_MSG_NOTICE([compiler characteristics])
  88
  89 AC_CHECK_SIZEOF(long)
  90
  91 ##########
  92 AC_MSG_NOTICE([library functions])
  93
  94 AC_PROG_GCC_TRADITIONAL
  95 AC_TYPE_SIGNAL
  96 AC_CHECK_FUNCS([gettimeofday memset pow])
  97 AC_CHECK_FUNCS([strchr strerror strrchr strstr strtol])
  98 AC_CHECK_FUNCS([memcpy bcopy])
  99 AC_CHECK_FUNCS([setvbuf setlinebuf])
 100
 101
 102 #
 103 # Set various user-definable options.
 104 #
 105
 106 AC_ARG_ENABLE([minishogi],
 107 [  --enable-minishogi
 108         Build gnuminishogi instead of gnushogi (default: no)],
 109 [AC_DEFINE([MINISHOGI], [], [Define to build gnuminishogi instead of gnushogi])
 110 AC_SUBST([PROGNAME], [gnuminishogi])
 111 ],
 112 [AC_SUBST([PROGNAME], [gnushogi])
 113 ])
 114
 115 ##########
 116
 117 # don't build pat2inc when cross-compiling, we don't need it
 118 if test "$cross_compiling" = no; then
 119    AC_SUBST([PAT2INC], [pat2inc])
 120    AC_SUBST([PAT2INCEXE], [pat2inc$EXEEXT])
 121 fi
 122
 123 ##########
 124 AC_CONFIG_FILES([Makefile
 125                  gnushogi/Makefile
 126                  doc/Makefile])
 127 AC_OUTPUT