configure.ac

   1 AC_INIT([Haskell base package], [1.0], [libraries@haskell.org], [base])
   2
   3 # Safety check: Ensure that we are in the correct source directory.
   4 AC_CONFIG_SRCDIR([include/HsBase.h])
   5
   6 AC_CONFIG_HEADERS([include/HsBaseConfig.h])
   7
   8 AC_ARG_WITH([cc],
   9             [C compiler],
  10             [CC=$withval])
  11 AC_PROG_CC()
  12
  13 # do we have long longs?
  14 AC_CHECK_TYPES([long long])
  15
  16 dnl ** check for full ANSI header (.h) files
  17 AC_HEADER_STDC
  18
  19 # check for specific header (.h) files that we are interested in
  20 AC_CHECK_HEADERS([ctype.h errno.h fcntl.h inttypes.h limits.h signal.h sys/resource.h sys/select.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/utsname.h sys/wait.h termios.h time.h unistd.h utime.h windows.h winsock.h langinfo.h])
  21
  22 # Enable large file support. Do this before testing the types ino_t, off_t, and
  23 # rlim_t, because it will affect the result of that test.
  24 AC_SYS_LARGEFILE
  25
  26 dnl ** check for wide-char classifications
  27 dnl FreeBSD has an emtpy wctype.h, so test one of the affected
  28 dnl functions if it's really there.
  29 AC_CHECK_HEADERS([wctype.h], [AC_CHECK_FUNCS(iswspace)])
  30
  31 AC_CHECK_FUNCS([lstat])
  32 AC_CHECK_FUNCS([getclock getrusage times])
  33 AC_CHECK_FUNCS([_chsize ftruncate])
  34
  35 dnl--------------------------------------------------------------------
  36 dnl * Deal with arguments telling us iconv is somewhere odd
  37 dnl--------------------------------------------------------------------
  38
  39 AC_ARG_WITH([iconv-includes],
  40   [AC_HELP_STRING([--with-iconv-includes],
  41     [directory containing iconv.h])],
  42     [ICONV_INCLUDE_DIRS=$withval; CPPFLAGS="-I$withval"],
  43     [ICONV_INCLUDE_DIRS=])
  44
  45 AC_ARG_WITH([iconv-libraries],
  46   [AC_HELP_STRING([--with-iconv-libraries],
  47     [directory containing iconv library])],
  48     [ICONV_LIB_DIRS=$withval; LDFLAGS="-L$withval"],
  49     [ICONV_LIB_DIRS=])
  50
  51 AC_SUBST(ICONV_INCLUDE_DIRS)
  52 AC_SUBST(ICONV_LIB_DIRS)
  53
  54 # map standard C types and ISO types to Haskell types
  55 FPTOOLS_CHECK_HTYPE(char)
  56 FPTOOLS_CHECK_HTYPE(signed char)
  57 FPTOOLS_CHECK_HTYPE(unsigned char)
  58 FPTOOLS_CHECK_HTYPE(short)
  59 FPTOOLS_CHECK_HTYPE(unsigned short)
  60 FPTOOLS_CHECK_HTYPE(int)
  61 FPTOOLS_CHECK_HTYPE(unsigned int)
  62 FPTOOLS_CHECK_HTYPE(long)
  63 FPTOOLS_CHECK_HTYPE(unsigned long)
  64 if test "$ac_cv_type_long_long" = yes; then
  65 FPTOOLS_CHECK_HTYPE(long long)
  66 FPTOOLS_CHECK_HTYPE(unsigned long long)
  67 fi
  68 FPTOOLS_CHECK_HTYPE(float)
  69 FPTOOLS_CHECK_HTYPE(double)
  70 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
  71 FPTOOLS_CHECK_HTYPE(size_t)
  72 FPTOOLS_CHECK_HTYPE(wchar_t)
  73 # Int32 is a HACK for non-ISO C compilers
  74 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
  75 FPTOOLS_CHECK_HTYPE(clock_t)
  76 FPTOOLS_CHECK_HTYPE(time_t)
  77 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
  78 FPTOOLS_CHECK_HTYPE(ino_t)
  79 FPTOOLS_CHECK_HTYPE(mode_t)
  80 FPTOOLS_CHECK_HTYPE(off_t)
  81 FPTOOLS_CHECK_HTYPE(pid_t)
  82 FPTOOLS_CHECK_HTYPE(gid_t)
  83 FPTOOLS_CHECK_HTYPE(uid_t)
  84 FPTOOLS_CHECK_HTYPE(cc_t)
  85 FPTOOLS_CHECK_HTYPE(speed_t)
  86 FPTOOLS_CHECK_HTYPE(tcflag_t)
  87 FPTOOLS_CHECK_HTYPE(nlink_t)
  88 FPTOOLS_CHECK_HTYPE(ssize_t)
  89 FPTOOLS_CHECK_HTYPE(rlim_t)
  90 FPTOOLS_CHECK_HTYPE(wint_t)
  91
  92 FPTOOLS_CHECK_HTYPE(intptr_t)
  93 FPTOOLS_CHECK_HTYPE(uintptr_t)
  94 # Workaround for OSes that don't have intmax_t and uintmax_t, e.g. OpenBSD.
  95 if test "$ac_cv_type_long_long" = yes; then
  96   fptools_cv_default_htype_intmax=$fptools_cv_htype_long_long
  97   fptools_cv_default_htype_uintmax=$fptools_cv_htype_unsigned_long_long
  98 else
  99   fptools_cv_default_htype_intmax=$fptools_cv_htype_long
 100   fptools_cv_default_htype_uintmax=$fptools_cv_htype_unsigned_long
 101 fi
 102 FPTOOLS_CHECK_HTYPE(intmax_t, $fptools_cv_default_htype_intmax)
 103 FPTOOLS_CHECK_HTYPE(uintmax_t, $fptools_cv_default_htype_uintmax)
 104
 105 # test errno values
 106 FP_CHECK_CONSTS([E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV ENOCIGAR], [#include <stdio.h>
 107 #include <errno.h>])
 108
 109 # we need SIGINT in TopHandler.lhs
 110 FP_CHECK_CONSTS([SIGINT], [
 111 #if HAVE_SIGNAL_H
 112 #include <signal.h>
 113 #endif])
 114
 115 dnl ** can we open files in binary mode?
 116 FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
 117
 118 # We can't just use AC_SEARCH_LIBS for this, as on OpenBSD the iconv.h
 119 # header needs to be included as iconv_open is #define'd to something
 120 # else. We therefore use our own FP_SEARCH_LIBS_PROTO, which allows us
 121 # to give prototype text.
 122 FP_SEARCH_LIBS_PROTO(iconv,
 123                      [
 124 #include <stddef.h>
 125 #include <iconv.h>
 126                       ],
 127                      [iconv_t cd;
 128                       cd = iconv_open("", "");
 129                       iconv(cd,NULL,NULL,NULL,NULL);
 130                       iconv_close(cd);],
 131                      iconv,
 132                      [EXTRA_LIBS="$EXTRA_LIBS $ac_lib"],
 133                      [case `uname -s` in
 134                         MINGW*|CYGWIN*) ;;
 135                         *)
 136                              AC_MSG_ERROR([iconv is required on non-Windows platforms]);;
 137                       esac])
 138
 139 AC_SUBST(EXTRA_LIBS)
 140 AC_CONFIG_FILES([base.buildinfo])
 141
 142 AC_OUTPUT