X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=configure.in;h=32f7b262956eb84d45b2233b9c8edf99a664abab;hb=6e5df3a4551b8d8b83e936b3f7b52edfc778ca8a;hp=2e7f1eff7cfebbde001087494649f6b8e37b67dd;hpb=130677d4d4443949d1bd9be5abc7b194e5596ce1;p=ghc-hetmet.git diff --git a/configure.in b/configure.in index 2e7f1ef..32f7b26 100644 --- a/configure.in +++ b/configure.in @@ -44,7 +44,7 @@ hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mn echo '' echo "*** The top of your build tree is: $hardtop" -AC_SUBST(hardtop) +# subst of hardtop is done below after we've computed hardtop_plat. dnl-------------------------------------------------------------------- dnl * Choose host(/target/build) platform @@ -75,7 +75,7 @@ exeext='' # We also record the architecture, vendor, and operating system (OS) # separately. case $HostPlatform in -alpha-dec-osf[[12]]*) +alpha*-dec-osf[[12]]*) HostPlatform=alpha-dec-osf1 # canonicalise for our purposes TargetPlatform=alpha-dec-osf1 # this will work for now... (hack) BuildPlatform=alpha-dec-osf1 # hack @@ -84,7 +84,7 @@ alpha-dec-osf[[12]]*) HostVendor_CPP='dec' HostOS_CPP='osf1' ;; -alpha-dec-osf[[34]]*) +alpha*-dec-osf[[345]]*) HostPlatform=alpha-dec-osf3 # canonicalise for our purposes TargetPlatform=alpha-dec-osf3 # this will work for now... (hack) BuildPlatform=alpha-dec-osf3 # hack @@ -93,7 +93,7 @@ alpha-dec-osf[[34]]*) HostVendor_CPP='dec' HostOS_CPP='osf3' ;; -alpha-unknown-linux) +alpha*-unknown-linux) HostPlatform=alpha-unknown-linux TargetPlatform=alpha-unknown-linux BuildPlatform=alpha-unknown-linux @@ -102,7 +102,7 @@ alpha-unknown-linux) HostVendor_CPP='unknown' HostOS_CPP='linux' ;; -alpha-unknown-freebsd*) +alpha*-unknown-freebsd*) HostPlatform=alpha-unknown-freebsd TargetPlatform=alpha-unknown-freebsd BuildPlatform=alpha-unknown-freebsd @@ -203,6 +203,15 @@ i[[3456]]86-*-mingw32*) HostOS_CPP='mingw32' exeext='.exe' ;; +ia64-*-linux*) + HostPlatform=ia64-unknown-linux # hack again + TargetPlatform=ia64-unknown-linux + BuildPlatform=ia64-unknown-linux + HostPlatform_CPP='ia64_unknown_linux' + HostArch_CPP='ia64' + HostVendor_CPP='unknown' + HostOS_CPP='linux' + ;; m68k-next-nextstep2) HostPlatform_CPP='m68k_next_nextstep2' HostArch_CPP='m68k' @@ -224,6 +233,15 @@ i[[3456]]86-next-nextstep3) HostVendor_CPP='next' HostOS_CPP='nextstep3' ;; +m68k-*-openbsd*) + HostPlatform=m68k-unknown-openbsd + TargetPlatform=m68k-unknown-openbsd + BuildPlatform=m68k-unknown-openbsd + HostPlatform_CPP='m68k_unknown_openbsd' + HostArch_CPP='m68k' + HostVendor_CPP='unknown' + HostOS_CPP='openbsd' + ;; m68k-sun-sunos4*) HostPlatform=m68k-sun-sunos4 TargetPlatform=m68k-sun-sunos4 #hack @@ -266,15 +284,15 @@ powerpc-ibm-aix*) HostVendor_CPP='ibm' HostOS_CPP='aix' ;; -powerpc-apple-macosx*) - HostPlatform=powerpc-apple-macosx - TargetPlatform=powerpc-apple-macosx #hack - BuildPlatform=powerpc-apple-macosx #hack - HostPlatform_CPP='powerpc_apple_macosx' - HostArch_CPP='powerpc' - HostVendor_CPP='apple' - HostOS_CPP='macosx' - ;; +powerpc-apple-darwin*) + HostPlatform=powerpc-apple-darwin + TargetPlatform=powerpc-apple-darwin #hack + BuildPlatform=powerpc-apple-darwin #hack + HostPlatform_CPP='powerpc_apple_darwin' + HostArch_CPP='powerpc' + HostVendor_CPP='apple' + HostOS_CPP='darwin' + ;; sparc-sun-sunos4*) HostPlatform=sparc-sun-sunos4 TargetPlatform=sparc-sun-sunos4 #hack @@ -336,6 +354,22 @@ dnl AC_SUBST(TargetVendor_CPP) AC_SUBST(exeext) +# +# The native format for 'hardtop' (i.e., right kind of slashes on a Win32 box). +# (but with b-slashes being escaped). +case $HostPlatform in + i386-unknown-mingw32 | i386-unknown-cygwin32) + # get rid off /cygdrive/ prefix + hardtop=`echo ${hardtop} | sed -e 's%^/cygdrive/\(.\)/%\1:/%' ` + hardtop_plat=`cygpath -w ${hardtop} | sed -e 's@\\\\@\\\\\\\\@g' ` + ;; + *) + hardtop_plat=${hardtop} + ;; +esac +AC_SUBST(hardtop) +AC_SUBST(hardtop_plat) + dnl -------------------------------------------------------------- dnl * Project specific configuration options dnl -------------------------------------------------------------- @@ -346,17 +380,19 @@ dnl use either is considered a Feature. dnl ** What command to use to compile compiler sources ? dnl -------------------------------------------------------------- -if test "$GHC" = ""; then - AC_PATH_PROG(GHC,ghc) -fi AC_ARG_WITH(ghc, [ --with-ghc= Use a command different from 'ghc' to compile GHC-specific Haskell code (including GHC itself). ], -[WithGhc="$withval"], -[WithGhc=$GHC] +[ WithGhc="$withval" ], +[ + if test "$GHC" = ""; then + AC_PATH_PROG(GHC,ghc) + fi + WithGhc=$GHC +] ) AC_SUBST(WithGhc) @@ -404,6 +440,36 @@ AC_ARG_ENABLE(hc-boot, ) AC_SUBST(BootingFromHc) +dnl ** Booting from unregisterised .hc files? +dnl -------------------------------------------------------------- +AC_ARG_ENABLE(hc-boot-unregisterised, +[ --enable-hc-boot-unregisterised + With --enable-hc-boot, treat the intermediate .hc files as + unregisterised rather than registerised code. + (This option is mostly of interest to porters.) +], +[BootingFromUnregisterisedHc=YES], +[BootingFromUnregisterisedHc=NO] +) +AC_SUBST(BootingFromUnregisterisedHc) + +if test "$BootingFromHc" = "NO"; then +if test "$BootingFromUnregisterisedHc" = "YES"; then +AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.]) +fi; +fi; + + +dnl ** Enable multi-thread friendly RTS? +dnl -------------------------------------------------------------- +AC_ARG_ENABLE(threaded-rts, +[ --enable-threaded-rts + Support better interop with OS threads. +], +[ThreadedRts=YES], +[ThreadedRts=NO] +) +AC_SUBST(ThreadedRts) dnl ** Enable the construction of Win32 DLLs? dnl -------------------------------------------------------------- @@ -429,12 +495,24 @@ if test x"$EnableWin32DLLs" = "xYES" ; then AC_DEFINE(HAVE_WIN32_DLL_SUPPORT) fi +dnl ** Enable the building of the ObjectIO? +dnl -------------------------------------------------------------- +AC_ARG_ENABLE(objectio, +[ --enable-objectio + Build ObjectIO, a portable GUI library for Haskell. + (This option is only relevant when libraries are built.) +], +[GhcLibsWithObjectIO=YES], +[GhcLibsWithObjectIO=NO] +) +AC_SUBST(GhcLibsWithObjectIO) + dnl ** Enable the building of the OpenGL/GLUT binding in hslibs? dnl -------------------------------------------------------------- AC_ARG_ENABLE(hopengl, [ --enable-hopengl Build HOpenGL, a Haskell binding for OpenGL/GLUT, too. - (This option is only relevant when hslibs are built.) + (NOTE: Work in progress, currently only GLUT is supported!) ], [GhcLibsWithHOpenGL=YES], [GhcLibsWithHOpenGL=NO] @@ -498,6 +576,9 @@ esac dnl ** does #! path/to/perl work? (sometimes it's too long...) FPTOOLS_SHEBANG_PERL +dnl ** check for Python +AC_PATH_PROG(PythonCmd,python) + dnl ** look for GCC and find out which version dnl Figure out which C compiler to use. Gcc is preferred. dnl If gcc, make sure it's at least 2.1 @@ -508,20 +589,22 @@ FPTOOLS_HAVE_GCC dnl ** figure out how to invoke cpp directly (gcc -E is no good) AC_PROG_CPP -dnl ** does the C compiler support the following options? -FPTOOLS_CC_FLAG(-mwin32,CC_SUPPORTS_MWIN32) -FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN) +dnl ** Without optimization some INLINE trickery fails for GHCi +SRC_CC_OPTS="-O" -EXTRA_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $CC_SUPPORTS_MWIN32" -SRC_CC_OPTS="-O $EXTRA_CC_OPTS" -CPPFLAGS="$EXTRA_CC_OPTS $CPPFLAGS" +dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets +if test x"$TargetOS_CPP" = x"mingw32"; then + FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN) + SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS" + CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS" +fi AC_SUBST(SRC_CC_OPTS) dnl ** figure out how to do context diffs FPTOOLS_PROG_DIFF dnl ** Find find command (for Win32's benefit) -AC_PATH_PROG(FindCmd, find) +FPTOOLS_FIND_FIND dnl ** look for a decent parser generator (bison preferred) dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing @@ -542,7 +625,6 @@ AC_DEFINE(HAVE_BIN_SH) dnl ** how to invoke `ar' and `ranlib' FPTOOLS_PROG_AR_AND_RANLIB - dnl ** Check to see whether ln -s works AC_PROG_LN_S @@ -554,7 +636,6 @@ AC_PATH_PROG(SedCmd,sed) dnl ** check for time command AC_PATH_PROG(TimeCmd,time) - dnl ** check for tar dnl if GNU tar is named gtar, look for it first. AC_PATH_PROGS(TarCmd,gtar tar,tar) @@ -565,11 +646,24 @@ AC_PATH_PROGS(CompressCmd,gzip compress,gzip) dnl ** check for jade/openjade & determine a working catalog AC_PATH_PROGS(JadeCmd,openjade jade,jade) FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl, - /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl glafp-utils/docbook/CATALOG*) + /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*) if test -z "$Catalog"; then AC_MSG_RESULT([Warning: You will not be able to build the documentation.]) fi -Catalog=$hardtop/$Catalog +case $Catalog in + yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var). + Catalog= + ;; + glafp*) + case $HostOS_CPP in + mingw32) + Catalog=`cygpath -w $hardtop/$Catalog` + ;; + *) Catalog=$hardtop/$Catalog + ;; + esac + ;; +esac AC_SUBST(Catalog) compress_nm=`basename $CompressCmd` @@ -582,12 +676,29 @@ fi AC_SUBST(CompressCmd) AC_SUBST(CompressSuffix) +AC_ARG_ENABLE(src-tree-happy, +[ --enable-src-tree-happy + Build and use source tree (fptools/happy) version of happy. +], +[UseSrcTreeHappy=YES], +[UseSrcTreeHappy=NO] +) dnl ** check for installed happy binary + version dnl (don't do it if we're booting from .hc files though.) if test "$BootingFromHc" = "NO"; then FPTOOLS_HAPPY fi; +AC_ARG_ENABLE(src-tree-haddock, +[ --enable-src-tree-haddock + Build and use source tree (fptools/haddock) version of haddock. +], +[UseSrcTreeHaddock=YES], +[UseSrcTreeHaddock=NO] +) +dnl ** check for installed haddock +FPTOOLS_HADDOCK + dnl -------------------------------------------------- dnl ### program checking section ends here ### dnl -------------------------------------------------- @@ -600,7 +711,8 @@ dnl ** check for full ANSI header (.h) files AC_HEADER_STDC dnl ** check for specific header (.h) files that we are interested in -AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.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 netdb.h netinet/in.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/un.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 bfd.h winsock.h) +AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.h limits.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stddef.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 netdb.h netinet/in.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/un.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 bfd.h winsock.h pthread.h sys/uio.h) +AC_CHECK_HEADER(unistd.h,AC_CHECK_FUNC(lchown)) AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO) AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO) @@ -635,6 +747,11 @@ 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 ** check for POSIX regex +HavePosixRegex=NO +AC_CHECK_HEADER(regex.h,AC_CHECK_FUNC(regcomp, HavePosixRegex=YES)) +AC_SUBST(HavePosixRegex) + dnl ** how do we get a timezone name, and UTC offset ? AC_STRUCT_TIMEZONE @@ -651,6 +768,10 @@ AC_STRUCT_ST_BLKSIZE dnl ** do we have long longs? FPTOOLS_C_LONG_LONG +dnl ** check what fields struct msghdr contains +FPTOOLS_MSGHDR_MSG_ACCRIGHTS +FPTOOLS_MSGHDR_MSG_CONTROL + dnl ** what are the sizes of various types dnl (these must come before GHC_CHECK_ALIGNMENT) AC_CHECK_SIZEOF(char, 1) @@ -713,6 +834,19 @@ dnl Int32 is a HACK for non-ISO C compilers FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32) FPTOOLS_CHECK_HTYPE(clock_t) FPTOOLS_CHECK_HTYPE(time_t) +FPTOOLS_CHECK_HTYPE(dev_t, Word32) +FPTOOLS_CHECK_HTYPE(ino_t) +FPTOOLS_CHECK_HTYPE(mode_t) +FPTOOLS_CHECK_HTYPE(off_t) +FPTOOLS_CHECK_HTYPE(pid_t) +FPTOOLS_CHECK_HTYPE(gid_t) +FPTOOLS_CHECK_HTYPE(uid_t) +FPTOOLS_CHECK_HTYPE(cc_t) +FPTOOLS_CHECK_HTYPE(speed_t) +FPTOOLS_CHECK_HTYPE(tcflag_t) +FPTOOLS_CHECK_HTYPE(blkcnt_t) +FPTOOLS_CHECK_HTYPE(nlink_t) +FPTOOLS_CHECK_HTYPE(ssize_t) dnl ** Map OpenGL data types to Haskell types if test $GhcLibsWithHOpenGL = YES ; then @@ -810,15 +944,44 @@ 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 readlink setitimer stat symlink sysconf timelocal times vadvise vfork) +AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise vfork localtime_r gmtime_r readdir_r) dnl ** check whether this machine has gmp3 installed AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp, AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3, - HaveLibGmp=No; LibGmp=not-installed)) + HaveLibGmp=NO; LibGmp=not-installed)) AC_SUBST(HaveLibGmp) AC_SUBST(LibGmp) +dnl ** (Mac OS X only: check for HaskellSupport.framework) +HaveFrameworkHaskellSupport=NO +if test $HostPlatform = "powerpc-apple-darwin"; then + AC_MSG_CHECKING([for HaskellSupport.framework]) + save_libs="$LIBS" + LIBS="-framework HaskellSupport" + AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,) + if test $HaveFrameworkHaskellSupport = YES; then + AC_DEFINE(HAVE_FRAMEWORK_HASKELLSUPPORT) + fi; + LIBS="$save_libs" + AC_MSG_RESULT([$HaveFrameworkHaskellSupport]) +fi; +AC_SUBST(HaveFrameworkHaskellSupport) + +dnl ** check for mingwex library +AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO) +AC_SUBST(HaveLibMingwEx) + +if test $HaveLibMingwEx = YES ; then + AC_DEFINE(HAVE_MINGWEX) +fi + +if test "$HaveLibGmp" = "NO"; then +if test "$HostArch_CPP" = "ia64"; then +AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).]) +fi; +fi; + dnl ** check whether this machine has GNU regex in libc. FPTOOLS_REGEX_IN_LIBC @@ -871,20 +1034,141 @@ mingw32) ;; *) AC_PATH_XTRA() ;; esac +FPTOOLS_HAVE_OPENGL + dnl ################################################################ dnl Check for libraries dnl ################################################################ -AC_CHECK_LIB(dl, dlopen, - [HaveLibDL=YES - AC_DEFINE(HAVE_LIBDL) - LIBS="$LIBS -ldl"], - [HaveLibDL=NO]) -AC_CHECK_FUNCS(dlopen) -AC_SUBST(HaveLibDL) +dnl ** check for libdl & RTLD_NEXT + +dnl (Mac OS X only) ... but don't check if we already have the +dnl HaskellSupport.framework + +if test $HaveFrameworkHaskellSupport = YES; then + HaveLibDL = NO + HaveRtldNext=NO + HaveRtldLocal=YES + AC_DEFINE(HAVE_RTLDLOCAL) + HaveRtldGlobal=YES + AC_DEFINE(HAVE_RTLDGLOBAL) + HaveRtldNow=YES + AC_DEFINE(HAVE_RTLDNOW) + AC_SUBST(HaveLibDL) + AC_SUBST(HaveRtldNext) + AC_SUBST(HaveRtldLocal) + AC_SUBST(HaveRtldGlobal) + AC_SUBST(HaveRtldNow) +else + AC_CHECK_LIB(dl, dlopen, + [HaveLibDL=YES + AC_DEFINE(HAVE_LIBDL) + LIBS="$LIBS -ldl"], + [HaveLibDL=NO]) + AC_CHECK_FUNCS(dlopen) + AC_SUBST(HaveLibDL) + + dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set + AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h) + AC_EGREP_CPP(yes, + [ + #include + #ifdef RTLD_NEXT + yes + #endif + ], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_RTLDNEXT) + HaveRtldNext=YES + ], [ + AC_MSG_RESULT(no) + HaveRtldNext=NO + ]) + AC_SUBST(HaveRtldNext) + + dnl ** RTLD_LOCAL isn't available on cygwin or openbsd + AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h) + AC_EGREP_CPP(yes, + [ + #include + #ifdef RTLD_LOCAL + yes + #endif + ], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_RTLDLOCAL) + HaveRtldLocal=YES + ], [ + AC_MSG_RESULT(no) + HaveRtldLocal=NO + ]) + AC_SUBST(HaveRtldLocal) + + dnl ** RTLD_GLOBAL isn't available on openbsd + AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h) + AC_EGREP_CPP(yes, + [ + #include + #ifdef RTLD_GLOBAL + yes + #endif + ], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_RTLDGLOBAL) + HaveRtldGlobal=YES + ], [ + AC_MSG_RESULT(no) + HaveRtldGlobal=NO + ]) + AC_SUBST(HaveRtldGlobal) + + dnl ** RTLD_NOW isn't available on openbsd + AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h) + AC_EGREP_CPP(yes, + [ + #include + #ifdef RTLD_NOW + yes + #endif + ], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_RTLDNOW) + HaveRtldNow=YES + ], [ + AC_MSG_RESULT(no) + HaveRtldNow=NO + ]) + AC_SUBST(HaveRtldNow) +fi FPTOOLS_CHECK_LIB_NOWARN(m, atan) +dnl ---------- usleep ---------- +dnl --- stolen from guile configure --- +dnl --- FIXME: /usr/include/unistd.h can't be right? + +### On some systems usleep has no return value. If it does have one, +### we'd like to return it; otherwise, we'll fake it. +AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type, + [AC_EGREP_HEADER(changequote(<, >)changequote([, ]), + /usr/include/unistd.h, + [cv_func_usleep_return_type=void], + [cv_func_usleep_return_type=int])]) +case "$cv_func_usleep_return_type" in + "void" ) + AC_DEFINE(USLEEP_RETURNS_VOID, 1, + [Define if the system headers declare usleep to return void.]) + ;; +esac + +dnl -------------------------------------------------- +dnl * test for in_addr_t +dnl -------------------------------------------------- +AC_MSG_CHECKING(for in_addr_t in netinet/in.h) +AC_EGREP_HEADER(in_addr_t, netinet/in.h, + [ AC_DEFINE(HAVE_IN_ADDR_T) AC_MSG_RESULT(yes) ], + AC_MSG_RESULT(no)) + dnl -------------------------------------------------- dnl * test for GTK+ dnl -------------------------------------------------- @@ -925,7 +1209,9 @@ AC_C_PROTOTYPES dnl ** are we big endian? AC_C_BIGENDIAN # 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.)") +errprint(fptools configure script wizard sez: autoconf-2.50 or later should produce no warnings +) +errprint(if you are using 2.13 or earlier, you may get a (harmless) warning message. ) dnl ** check for leading underscores in symbol names @@ -940,5 +1226,23 @@ FPTOOLS_END_DATA_SECTION dnl ** code before data? FPTOOLS_CODE_BEFORE_DATA - +dnl ** check for ld, and whether ld has -x option +AC_PATH_PROG(LdCmdRaw, ld) +case $HostOS_CPP in + mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' ` + ;; + *) LdCmd=${LdCmdRaw} + ;; +esac +AC_SUBST(LdCmd) +FPTOOLS_LD_X + +AC_MSG_CHECKING([for SIGPOLL]) +AC_EGREP_CPP(we_have_sigpoll, +[#include +#ifdef SIGPOLL +we_have_sigpoll +#endif +], AC_DEFINE(HAVE_SIGPOLL) haveSIGPOLL=yes, haveSIGPOLL=no) +AC_MSG_RESULT([$haveSIGPOLL]) AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )