# Safety check: Ensure that we are in the correct source directory.
AC_CONFIG_SRCDIR([include/HsBase.h])
-AC_CONFIG_HEADERS([include/HsBaseConfig.h])
+AC_CONFIG_HEADERS([include/HsBaseConfig.h include/EventConfig.h])
+
+AC_ARG_WITH([cc],
+ [C compiler],
+ [CC=$withval])
+AC_PROG_CC()
+
+case `uname -s` in
+ MINGW*|CYGWIN*)
+ WINDOWS=YES;;
+ *)
+ WINDOWS=NO;;
+esac
# do we have long longs?
AC_CHECK_TYPES([long long])
+dnl ** check for full ANSI header (.h) files
+AC_HEADER_STDC
+
# check for specific header (.h) files that we are interested in
-AC_CHECK_HEADERS([ctype.h fcntl.h signal.h sys/resource.h termios.h time.h])
+AC_CHECK_HEADERS([ctype.h errno.h fcntl.h inttypes.h limits.h signal.h sys/resource.h sys/select.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/utsname.h sys/wait.h termios.h time.h unistd.h utime.h windows.h winsock.h langinfo.h poll.h sys/epoll.h sys/event.h sys/eventfd.h])
# Enable large file support. Do this before testing the types ino_t, off_t, and
# rlim_t, because it will affect the result of that test.
dnl functions if it's really there.
AC_CHECK_HEADERS([wctype.h], [AC_CHECK_FUNCS(iswspace)])
-AC_CHECK_FUNCS([ftime gmtime_r localtime_r lstat readdir_r])
-
+AC_CHECK_FUNCS([lstat])
+AC_CHECK_FUNCS([getclock getrusage times])
AC_CHECK_FUNCS([_chsize ftruncate])
+AC_CHECK_FUNCS([epoll_ctl eventfd kevent kevent64 kqueue poll])
+
+# event-related fun
+
+if test "$ac_cv_header_sys_epoll_h" = yes -a "$ac_cv_func_epoll_ctl" = yes; then
+ AC_DEFINE([HAVE_EPOLL], [1], [Define if you have epoll support.])
+fi
+
+if test "$ac_cv_header_sys_event_h" = yes -a "$ac_cv_func_kqueue" = yes; then
+ AC_DEFINE([HAVE_KQUEUE], [1], [Define if you have kqueue support.])
+fi
+
+if test "$ac_cv_header_poll_h" = yes -a "$ac_cv_func_poll" = yes; then
+ AC_DEFINE([HAVE_POLL], [1], [Define if you have poll support.])
+fi
+
+dnl--------------------------------------------------------------------
+dnl * Deal with arguments telling us iconv is somewhere odd
+dnl--------------------------------------------------------------------
+
+AC_ARG_WITH([iconv-includes],
+ [AC_HELP_STRING([--with-iconv-includes],
+ [directory containing iconv.h])],
+ [ICONV_INCLUDE_DIRS=$withval; CPPFLAGS="-I$withval"],
+ [ICONV_INCLUDE_DIRS=])
+
+AC_ARG_WITH([iconv-libraries],
+ [AC_HELP_STRING([--with-iconv-libraries],
+ [directory containing iconv library])],
+ [ICONV_LIB_DIRS=$withval; LDFLAGS="-L$withval"],
+ [ICONV_LIB_DIRS=])
+
+AC_SUBST(ICONV_INCLUDE_DIRS)
+AC_SUBST(ICONV_LIB_DIRS)
+
# map standard C types and ISO types to Haskell types
FPTOOLS_CHECK_HTYPE(char)
FPTOOLS_CHECK_HTYPE(signed char)
FPTOOLS_CHECK_HTYPE(ptrdiff_t)
FPTOOLS_CHECK_HTYPE(size_t)
FPTOOLS_CHECK_HTYPE(wchar_t)
-# Int32 is a HACK for non-ISO C compilers
-FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
+FPTOOLS_CHECK_HTYPE(sig_atomic_t)
FPTOOLS_CHECK_HTYPE(clock_t)
FPTOOLS_CHECK_HTYPE(time_t)
-FPTOOLS_CHECK_HTYPE(dev_t, Word32)
+FPTOOLS_CHECK_HTYPE(useconds_t)
+FPTOOLS_CHECK_HTYPE_ELSE(suseconds_t,
+ [if test "$WINDOWS" = "YES"
+ then
+ AC_CV_NAME=Int32
+ AC_CV_NAME_supported=yes
+ AC_MSG_RESULT([not found...on Windows, so using Int32])
+ else
+ AC_MSG_ERROR([type not found])
+ fi])
+FPTOOLS_CHECK_HTYPE(dev_t)
FPTOOLS_CHECK_HTYPE(ino_t)
FPTOOLS_CHECK_HTYPE(mode_t)
FPTOOLS_CHECK_HTYPE(off_t)
FPTOOLS_CHECK_HTYPE(nlink_t)
FPTOOLS_CHECK_HTYPE(ssize_t)
FPTOOLS_CHECK_HTYPE(rlim_t)
-FPTOOLS_CHECK_HTYPE(wint_t)
+
+FPTOOLS_CHECK_HTYPE(intptr_t)
+FPTOOLS_CHECK_HTYPE(uintptr_t)
+FPTOOLS_CHECK_HTYPE(intmax_t)
+FPTOOLS_CHECK_HTYPE(uintmax_t)
# test errno values
-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], [#include <stdio.h>
+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>
#include <errno.h>])
+# we need SIGINT in TopHandler.lhs
+FP_CHECK_CONSTS([SIGINT], [
+#if HAVE_SIGNAL_H
+#include <signal.h>
+#endif])
+
dnl ** can we open files in binary mode?
FP_CHECK_CONST([O_BINARY], [#include <fcntl.h>], [0])
-# Check for idiosyncracies in some mingw impls of directory handling.
-FP_READDIR_EOF_ERRNO
+# We can't just use AC_SEARCH_LIBS for this, as on OpenBSD the iconv.h
+# header needs to be included as iconv_open is #define'd to something
+# else. We therefore use our own FP_SEARCH_LIBS_PROTO, which allows us
+# to give prototype text.
+FP_SEARCH_LIBS_PROTO(iconv,
+ [
+#include <stddef.h>
+#include <iconv.h>
+ ],
+ [iconv_t cd;
+ cd = iconv_open("", "");
+ iconv(cd,NULL,NULL,NULL,NULL);
+ iconv_close(cd);],
+ iconv,
+ [EXTRA_LIBS="$EXTRA_LIBS $ac_lib"],
+ [if test "$WINDOWS" = "NO"
+ then
+ AC_MSG_ERROR([iconv is required on non-Windows platforms])
+ fi])
+
+# If possible, we use libcharset instead of nl_langinfo(CODESET) to
+# determine the current locale's character encoding.
+FP_SEARCH_LIBS_PROTO(
+ [locale_charset],
+ [#include <libcharset.h>],
+ [const char* charset = locale_charset();],
+ [charset],
+ [AC_DEFINE([HAVE_LIBCHARSET], [1], [Define to 1 if you have libcharset.])
+ EXTRA_LIBS="$EXTRA_LIBS $ac_lib"])
-case "$target" in
-*-mingw32)
- EXTRA_LIBS="wsock32, msvcrt, kernel32, user32, shell32" ;;
-*)
- EXTRA_LIBS= ;;
-esac
-AC_SUBST([EXTRA_LIBS])
+AC_SUBST(EXTRA_LIBS)
AC_CONFIG_FILES([base.buildinfo])
AC_OUTPUT
projects / ghc-base.git / blobdiff