# First off, a distrib sanity check..
AC_INIT(mk/config.mk.in)
+dnl * Declare subdirectories that have a private configure script
+dnl
+dnl After the toplevel configuration is complete, the script will recurse into
+dnl these subdirectories (the use of cache values makes repeated checks cheap)
+AC_CONFIG_SUBDIRS(ghc)
+
# -------------------------------------------------------------------------
# Prepare to generate the following header files
#
HostVendor_CPP='dec'
HostOS_CPP='osf3'
;;
+alpha-unknown-linux)
+ HostPlatform=alpha-unknown-linux
+ TargetPlatform=alpha-unknown-linux
+ BuildPlatform=alpha-unknown-linux
+ HostPlatform_CPP='alpha_unknown_linux'
+ HostArch_CPP='alpha'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='linux'
+ ;;
+alpha-unknown-freebsd*)
+ HostPlatform=alpha-unknown-freebsd
+ TargetPlatform=alpha-unknown-freebsd
+ BuildPlatform=alpha-unknown-freebsd
+ HostPlatform_CPP='alpha_unknown_freebsd'
+ HostArch_CPP='alpha'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='freebsd'
+ ;;
hppa1.1-hp-hpux*)
HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
TargetPlatform=hppa1.1-hp-hpux
HostVendor_CPP='unknown'
HostOS_CPP='linux'
;;
-i[[3456]]86-*-freebsd*)
+i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
HostPlatform=i386-unknown-freebsd # hack again
TargetPlatform=i386-unknown-freebsd
BuildPlatform=i386-unknown-freebsd
HostVendor_CPP='unknown'
HostOS_CPP='freebsd'
;;
+i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
+ HostPlatform=i386-unknown-freebsd2 # hack again
+ TargetPlatform=i386-unknown-freebsd2
+ BuildPlatform=i386-unknown-freebsd2
+ HostPlatform_CPP='i386_unknown_freebsd2'
+ HostArch_CPP='i386'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='freebsd2'
+ ;;
i[[3456]]86-*-netbsd*)
HostPlatform=i386-unknown-netbsd # hack again
TargetPlatform=i386-unknown-netbsd
HostOS_CPP='cygwin32'
exeext='.exe'
;;
+i[[3456]]86-*-mingw32*)
+ HostPlatform=i386-unknown-mingw32 # hack again
+ TargetPlatform=i386-unknown-mingw32
+ BuildPlatform=i386-unknown-mingw32
+ HostPlatform_CPP='i386_unknown_mingw32'
+ HostArch_CPP='i386'
+ HostVendor_CPP='unknown'
+ HostOS_CPP='mingw32'
+ exeext='.exe'
+ # We assume you're using mingw32 via the gcc that comes
+ # with cygwin, and not the native port, so let's augment
+ # the gcc command-line used here with -mno-cygwin to
+ # arrange for good things to happen.
+ CFLAGS="-mno-cygwin $CFLAGS"
+ ;;
m68k-next-nextstep2)
HostPlatform_CPP='m68k_next_nextstep2'
HostArch_CPP='m68k'
AC_SUBST(exeext)
+AC_PATH_PROG(GHC,ghc)
+AC_PATH_PROGS(NHC,nhc nhc98)
+AC_PATH_PROG(HBC,hbc)
+
dnl --------------------------------------------------------------
dnl * Project specific configuration options
dnl --------------------------------------------------------------
dnl ** What command to use to compile compiler sources ?
dnl --------------------------------------------------------------
-AC_ARG_WITH(ghc-hc,
-[ --with-ghc-hc=<haskell compiler>
- Use a command different from 'ghc-2.10' to compile up the GHC compiler sources.
- (no claims currently made that this will work with a compiler other than a
- recent version of GHC, but you could always try...)
+AC_ARG_WITH(hc,
+[ --with-hc=<haskell compiler>
+ Use a command different from 'ghc' to compile up Haskell code.
+ (no claims currently made that this will work with a compiler other than a
+ recent version of GHC, but you could always try...)
],
-[WithGhcHc="$withval"],
-[WithGhcHc="ghc-2.10"]
+[WithHc="$withval"],
+[WithHc=$GHC]
)
-AC_SUBST(WithGhcHc)
+AC_SUBST(WithHc)
dnl ** Which gcc to use?
dnl --------------------------------------------------------------
AC_SUBST(BootingFromHc)
+dnl ** Enable the construction of Win32 DLLs?
+dnl --------------------------------------------------------------
+AC_ARG_ENABLE(win32-dlls,
+[ --enable-win32-dlls
+ If on a Win32 platform running mingw32/cygwin, enable the
+ construction of DLLs containing ghc-compiled code.
+],
+[
+case $HostOS_CPP in
+cygwin32) ;;
+mingw32) ;;
+*) echo "Unrecognised win32 platform: $HostPlatform"
+ exit 1
+ ;;
+esac
+EnableWin32DLLs=YES
+],
+[EnableWin32DLLs=NO]
+)
+AC_SUBST(EnableWin32DLLs)
+if test x"$EnableWin32DLLs" = "xYES" ; then
+ AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
+fi
+
dnl --------------------------------------------------------------
dnl End of configure script option section
dnl --------------------------------------------------------------
dnl ** figure out how to invoke cpp directly (gcc -E is no good)
AC_PROG_CPP
-FPTOOLS_PROG_GNUCPP
dnl ** figure out how to do context diffs
FPTOOLS_PROG_DIFF
+dnl ** Find find command (for Win32's benefit)
+AC_PATH_PROG(FindCmd, find)
dnl ** look for a decent parser generator (bison preferred)
dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
dnl ** figure out how to do a BSD-ish install
AC_PROG_INSTALL
+dnl If you can run configure, you certainly have /bin/sh
+AC_DEFINE(HAVE_BIN_SH)
+
dnl ** how to invoke `ar' and `ranlib'
FPTOOLS_PROG_AR_AND_RANLIB
AC_HEADER_STDC
dnl ** check for specific header (.h) files that we are interested in
-AC_CHECK_HEADERS(dirent.h fcntl.h grp.h malloc.h memory.h nlist.h pwd.h siginfo.h signal.h stdlib.h string.h sys/fault.h sys/file.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netinet/tcp.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/vadvise.h sys/wait.h termios.h time.h types.h unistd.h utime.h vfork.h readline/readline.h bfd.h)
+AC_CHECK_HEADERS(Files.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stdarg.h string.h sys/fault.h sys/file.h sys/ioctl.h sys/limits.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netinet/tcp.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/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h vfork.h readline/readline.h readline/history.h bfd.h winsock.h)
+
+dnl ** check for DOS include files
+AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
+
+dnl ** check for Windows include files
+AC_CHECK_HEADERS(windows.h)
dnl ** check if it is safe to include both <time.h> and <sys/time.h>
AC_HEADER_TIME
+dnl dynamic loading include files
+AC_CHECK_HEADERS(dlfcn.h dl.h)
+
+dnl ** check for farcalloc (in bcc)
+AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
+
+dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
+AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
+
dnl ** how do we get a timezone name, and UTC offset ?
AC_STRUCT_TIMEZONE
dnl ** what's the type of timezone?
+FPTOOLS_HAVE_TIMEZONE
FPTOOLS_TYPE_TIMEZONE
dnl ** do we have altzone?
dnl ** does struct stat contain st_blksize?
AC_STRUCT_ST_BLKSIZE
+dnl ** do we have long longs?
+FPTOOLS_C_LONG_LONG
+
dnl ** what are the sizes of various types
dnl (these must come before GHC_CHECK_ALIGNMENT)
-AC_CHECK_SIZEOF(unsigned int,4)
-AC_CHECK_SIZEOF(float, 4)
-AC_CHECK_SIZEOF(double, 8)
-AC_CHECK_SIZEOF(long, 4)
-AC_CHECK_SIZEOF(void *, 4)
+AC_CHECK_SIZEOF(char, 1)
+AC_CHECK_SIZEOF(double, 8)
+AC_CHECK_SIZEOF(float, 4)
+AC_CHECK_SIZEOF(int, 4)
+AC_CHECK_SIZEOF(long, 4)
+if test "$fptools_cv_have_long_long" = yes; then
+AC_CHECK_SIZEOF(long long, 8)
+fi
+AC_CHECK_SIZEOF(short, 2)
+AC_CHECK_SIZEOF(unsigned char, 1)
+AC_CHECK_SIZEOF(unsigned int, 4)
+AC_CHECK_SIZEOF(unsigned long, 4)
+if test "$fptools_cv_have_long_long" = yes; then
+AC_CHECK_SIZEOF(unsigned long long, 8)
+fi
+AC_CHECK_SIZEOF(unsigned short, 2)
+AC_CHECK_SIZEOF(void *, 4)
dnl ** what are alignment constraints on various types
-FPTOOLS_CHECK_ALIGNMENT(unsigned int) dnl redundant but harmless
-FPTOOLS_CHECK_ALIGNMENT(long)
-FPTOOLS_CHECK_ALIGNMENT(float)
+FPTOOLS_CHECK_ALIGNMENT(char)
FPTOOLS_CHECK_ALIGNMENT(double)
-
-dnl ** do we have long longs?
-FPTOOLS_C_LONG_LONG
+FPTOOLS_CHECK_ALIGNMENT(float)
+FPTOOLS_CHECK_ALIGNMENT(int)
+FPTOOLS_CHECK_ALIGNMENT(long)
+if test "$fptools_cv_have_long_long" = yes; then
+FPTOOLS_CHECK_ALIGNMENT(long long)
+fi
+FPTOOLS_CHECK_ALIGNMENT(short)
+FPTOOLS_CHECK_ALIGNMENT(unsigned char)
+FPTOOLS_CHECK_ALIGNMENT(unsigned int)
+FPTOOLS_CHECK_ALIGNMENT(unsigned long)
+if test "$fptools_cv_have_long_long" = yes; then
+FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
+fi
+FPTOOLS_CHECK_ALIGNMENT(unsigned short)
+FPTOOLS_CHECK_ALIGNMENT(void *)
dnl ** can we open files in binary mode?
FPTOOLS_O_BINARY
+dnl ** check for GetModuleFileName and WinExec (windows only)
+dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
+dnl Doesn't work because the linker can't see the functions if
+dnl you omit the #include <windows.h>. (I've no idea why not...)
+
+FPTOOLS_TRY_LINK_NOWARN(,[
+#if HAVE_WINDOWS_H
+#include <windows.h>
+#endif
+main() {
+ WinExec("",0);
+ exit(0);
+}
+],
+[have_winexec=1],
+[have_winexec=0])
+if test "$have_winexec" = "1"; then
+AC_DEFINE(HAVE_WINEXEC)
+fi
+
+FPTOOLS_TRY_LINK_NOWARN(,[
+#if HAVE_WINDOWS_H
+#include <windows.h>
+#endif
+main() {
+ char* dir;
+ GetModuleFileName((HMODULE)0,dir,0);
+ exit(0);
+}
+],
+[have_getmodulefilename=1],
+[have_getmodulefilename=0])
+if test "$have_getmodulefilename" = "1"; then
+AC_DEFINE(HAVE_GETMODULEFILENAME)
+fi
+
+dnl ** check return type of signal handlers
+dnl Foo: assumes we can use prototypes.
+dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
+dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
+dnl [AC_TRY_COMPILE([#include <sys/types.h>
+dnl #include <signal.h>
+dnl #ifdef signal
+dnl #undef signal
+dnl #endif
+dnl void (*signal (int, void (*)(int)))(int);
+dnl ],
+dnl [int i;],
+dnl ac_cv_type_signal_handler=void_int,
+dnl ac_cv_type_signal_handler=int_void)])
+dnl if test "$ac_cv_type_signal_handler" = void_int; then
+dnl AC_DEFINE(VOID_INT_SIGNALS)
+dnl fi
+
+dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
+AC_TYPE_SIGNAL
+if test "$ac_cv_type_signal" = void; then
+AC_DEFINE(VOID_INT_SIGNALS)
+fi
+
+dnl ** check for more functions
+AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
+AC_CHECK_FUNCS(strcmp)
+AC_CHECK_FUNCS(realpath _fullpath)
+AC_CHECK_FUNCS(PBHSetVolSync macsystem)
+AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
+AC_CHECK_FUNCS(vsnprintf _vsnprintf)
+AC_CHECK_FUNCS(snprintf _snprintf )
+AC_CHECK_FUNCS(popen _popen )
+AC_CHECK_FUNCS(pclose _pclose )
+
+
dnl ** check for specific library functions that we are interested in
-AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect setitimer stat sysconf timelocal times vadvise vfork)
+AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat symlink sysconf timelocal times vadvise vfork)
dnl ** check whether this machine has gmp2 installed
AC_CHECK_LIB(gmp, mpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
AC_CHECK_LIB(iberty, xmalloc)
AC_CHECK_LIB(bfd, bfd_init)
+dnl ** check for readline, for Hugs
+dnl termcap is obsoleted by ncurses, but for compatibility, we have to
+dnl check for both...
+AC_SEARCH_LIBS(tputs, [ncurses termcap])
+
+AC_CHECK_LIB(readline, readline,
+[
+AC_DEFINE(HAVE_LIBREADLINE,1)
+HaveLibReadline=YES
+],
+[
+AC_DEFINE(HAVE_LIBREADLINE,0)
+HaveLibReadline=NO
+])
+AC_SUBST(HaveLibReadline)
+
+
+dnl ################################################################
+dnl Check for libraries
+dnl ################################################################
+
+FPTOOLS_CHECK_LIB_NOWARN(dl, dlopen)
+FPTOOLS_CHECK_LIB_NOWARN(dld, shl_load)
+FPTOOLS_CHECK_LIB_NOWARN(m, atan)
dnl --------------------------------------------------
dnl * Miscellaneous feature tests
dnl ** determine whether or not const works
AC_C_CONST
+dnl ** determine whether ANSI-function prototypes work?
+AC_C_PROTOTYPES
+
dnl ** are we big endian?
AC_C_BIGENDIAN
-
-dnl ** determine the return type of signal()
-AC_TYPE_SIGNAL
+# Allay users' general fear of warnings of any kind.
+errprint((fptools configure script wizard sez: "don't worry, the above warning is harmless (to us.)")
+)
dnl ** check for leading underscores in symbol names
FPTOOLS_UNDERSCORE
+dnl ** how is the end of text section signalled?
+FPTOOLS_END_TEXT_SECTION
+
+dnl ** how is the end of data section signalled?
+FPTOOLS_END_DATA_SECTION
+
+dnl ** code before data?
+FPTOOLS_CODE_BEFORE_DATA
+
AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )
echo ''