mirror of https://github.com/python/cpython.git
387 lines
11 KiB
Plaintext
387 lines
11 KiB
Plaintext
dnl Process this file with autoconf 2.0 or later to make a configure script.
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AC_REVISION($Revision$)
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AC_PREREQ(2.0)
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AC_INIT(Include/object.h)
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AC_CONFIG_HEADER(config.h)
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# checks for alternative programs
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AC_MSG_CHECKING(for --without-gcc)
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AC_ARG_WITH(gcc, [--without-gcc never use gcc], [
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case $withval in
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no) CC=cc
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without_gcc=yes;;
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yes) CC=gcc
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without_gcc=no;;
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*) CC=$withval
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without_gcc=$withval;;
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esac], [
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case `uname -s` in
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OSF1) CC=cc
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without_gcc=;;
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*) without_gcc=no;;
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esac])
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AC_MSG_RESULT($without_gcc)
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# If the user switches compilers, we can't believe the cache
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if test ! -z "$ac_cv_prog_CC" -a ! -z "$CC" -a "$CC" != "$ac_cv_prog_CC"
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then
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AC_ERROR(cached CC is different -- throw away $cache_file
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(it is also a good idea to do 'make clean' before compiling))
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fi
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AC_PROG_CC
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AC_PROG_RANLIB
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AC_SUBST(AR)
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AC_CHECK_PROGS(AR, ar aal, ar)
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AC_SUBST(INSTALL)
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AC_SUBST(INSTALL_PROGRAM)
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AC_SUBST(INSTALL_DATA)
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# Install just never works :-(
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if test -z "$INSTALL"
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then
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INSTALL=cp
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INSTALL_PROGRAM=cp
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INSTALL_DATA=cp
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else
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INSTALL_PROGRAM="$INSTALL"
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INSTALL_DATA="$INSTALL -m 644"
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fi
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AC_SUBST(OPT)
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# Optimizer/debugger flags passed between Makefiles
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if test -z "$OPT"
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then OPT=-O
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fi
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# checks for UNIX variants that set C preprocessor variables
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AC_AIX
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AC_MINIX
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# checks for header files
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AC_HEADER_STDC
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AC_CHECK_HEADERS(dlfcn.h fcntl.h limits.h signal.h stdarg.h stddef.h stdlib.h thread.h unistd.h utime.h sys/audioio.h sys/param.h sys/select.h sys/time.h sys/times.h sys/un.h sys/utsname.h sys/wait.h)
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AC_HEADER_DIRENT
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# checks for typedefs
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was_it_defined=no
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AC_MSG_CHECKING(for clock_t in time.h)
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AC_EGREP_HEADER(clock_t, time.h, was_it_defined=yes, AC_DEFINE(clock_t, long))
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AC_MSG_RESULT($was_it_defined)
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AC_TYPE_MODE_T
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AC_TYPE_OFF_T
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AC_TYPE_PID_T
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AC_TYPE_SIGNAL
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AC_TYPE_SIZE_T
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AC_TYPE_UID_T
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# Set name for machine-dependent library files
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AC_SUBST(MACHDEP)
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AC_MSG_CHECKING(MACHDEP)
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if test -z "$MACHDEP"
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then
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ac_sys_system=`uname -s | tr -d '[[/ ]]' | tr '[[A-Z]]' '[[a-z]]'`
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ac_sys_release=`uname -r | tr -d '[[/ ]]' | sed 's/\..*//'`
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ac_sys_cpu=`(uname -p 2>/dev/null || uname -m) |
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tr '[[A-Z]]' '[[-a-z]]'`
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## MACHDEP="$ac_sys_system$ac_sys_release$ac_sys_cpu"
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MACHDEP="$ac_sys_system$ac_sys_release"
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case MACHDEP in
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'') MACHDEP=unknown;;
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esac
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fi
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AC_MSG_RESULT($MACHDEP)
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# Set info about shared libraries.
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# XXX This should try things out instead of testing uname!
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AC_SUBST(SO)
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AC_SUBST(LDSHARED)
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AC_SUBST(CCSHARED)
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AC_SUBST(LINKFORSHARED)
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ac_sys_system=`uname -s`
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ac_sys_release=`uname -r`
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# SO is the extension of shared libraries `(including the dot!)
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# -- usually .so, .sl on HP-UX
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AC_MSG_CHECKING(SO)
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if test -z "$SO"
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then
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case $ac_sys_system in
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hp*|HP*) SO=.sl;;
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*) SO=.so;;
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esac
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fi
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AC_MSG_RESULT($SO)
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# LDSHARED is the ld *command* used to create shared library
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# -- "ld" on SunOS 4.x.x, "ld -G" on SunOS 5.x, "ld -shared" on IRIX 5
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AC_MSG_CHECKING(LDSHARED)
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if test -z "$LDSHARED"
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then
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case $ac_sys_system/$ac_sys_release in
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IRIX*) LDSHARED="ld -shared";;
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SunOS/4*) LDSHARED="ld";;
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SunOS/5*) LDSHARED="ld -G";;
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hp*|HP*) LDSHARED="ld -b";;
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OSF*) LDSHARED="ld -shared -expect_unresolved \"*\"";;
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DYNIX/ptx*) LDSHARED="ld -G";;
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Linux*) LDSHARED="gcc-elf -shared";;
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*) LDSHARED="ld";;
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esac
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fi
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AC_MSG_RESULT($LDSHARED)
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# CCSHARED are the C *flags* used to create objects to go into a shared
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# library -- this is only needed for a few systems
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AC_MSG_CHECKING(CCSHARED)
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if test -z "$CCSHARED"
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then
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case $ac_sys_system in
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hp*|HP*) if test "$GCC" = yes;
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then CCSHARED="-fpic";
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else CCSHARED="+z";
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fi;;
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Linux*) CCSHARED="-fpic";;
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esac
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fi
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AC_MSG_RESULT($CCSHARED)
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# LINKFORSHARED are the flags passed to the $(CC) command that links
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# the python executable -- this is only needed for a few systems
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AC_MSG_CHECKING(LINKFORSHARED)
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if test -z "$LINKFORSHARED"
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then
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case $ac_sys_system in
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hp*|HP*) LINKFORSHARED="-Wl,-E";;
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Linux*) LINKFORSHARED="-rdynamic";;
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esac
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fi
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AC_MSG_RESULT($LINKFORSHARED)
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# checks for libraries
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AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV
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AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX
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AC_CHECK_LIB(sun, getpwnam) # NIS (== YP) interface for IRIX 4
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# The following three (nsl,inet,socket) are needed on Sequent;
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# the order of checking must be this. Most SVR4 platforms will
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# need -lsocket and -lnsl. However on SGI IRIX 5, these exist but
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# broken. I see no elegant solution (probably CHECK_LIB should be
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# fixed to only add the library if the given entry point is not
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# satisfied without it).
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if test "`uname -s`" != IRIX
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then
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AC_CHECK_LIB(nsl, t_open, [LIBS="-lnsl $LIBS"]) # SVR4
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AC_CHECK_LIB(inet, gethostbyname, [LIBS="-linet $LIBS"], [], -lnsl) # Sequent
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AC_CHECK_LIB(socket, socket, [LIBS="-lsocket $LIBS"], [], $LIBS) # SVR4 sockets
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fi
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AC_MSG_CHECKING(for --with-readline)
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AC_ARG_WITH(readline, [--with-readline=DIRECTORY GNU readline], [
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AC_MSG_RESULT($withval)
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AC_DEFINE(WITH_READLINE)
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if test ! -d "$withval"
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then AC_ERROR(proper usage is --with-readline=DIRECTORY)
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fi
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termcap=
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AC_CHECK_LIB(termcap, tgetent, [termcap=termcap], [
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AC_CHECK_LIB(termlib, tgetent, [termcap=termlib])])
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if test ! -z "$termcap"
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then LIBS="$LIBS $withval/libreadline.a"
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# Avoid possible conflict between shared libraries termcap and gl
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# on IRIX 5: both contain a routine called clear.
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if test -f /usr/lib/lib$termcap.a
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then LIBS="$LIBS /usr/lib/lib$termcap.a"
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else LIBS="$LIBS -l$termcap"
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fi
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else AC_ERROR(no working termcap/termlib, do not use --with-readline)
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fi], AC_MSG_RESULT(no))
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AC_MSG_CHECKING(for --with-thread)
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AC_ARG_WITH(thread, [--with-thread[=DIRECTORY] make interpreter thread-safe], [
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AC_MSG_RESULT($withval)
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if test -d "$withval"
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then LIBS="$LIBS -L$withval"
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fi
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AC_CHECK_LIB(pthreads, pthread_create, [AC_DEFINE(WITH_THREAD)
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AC_DEFINE(_POSIX_THREADS)
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LIBS="$LIBS -lpthreads"
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LIBOBJS="$LIBOBJS thread.o"])
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AC_CHECK_LIB(mpc, usconfig, [AC_DEFINE(WITH_THREAD)
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LIBS="$LIBS -lmpc"
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LIBOBJS="$LIBOBJS thread.o"])
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AC_CHECK_LIB(thread, thr_create, [AC_DEFINE(WITH_THREAD)
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LIBS="$LIBS -lthread"
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LIBOBJS="$LIBOBJS thread.o"])
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], AC_MSG_RESULT(no))
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# -I${DLINCLDIR} is added to the compile rule for import.o
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AC_SUBST(DLINCLDIR)
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DLINCLDIR=/
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AC_MSG_CHECKING(for --with-sgi-dl)
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AC_ARG_WITH(sgi-dl, [--with-sgi-dl=DIRECTORY IRIX 4 dynamic linking], [
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AC_MSG_RESULT($withval)
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AC_DEFINE(WITH_SGI_DL)
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dldir=$withval
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if test -d "$dldir"
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then LIBS="$LIBS -L$dldir"
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else AC_ERROR(proper usage is --with-sgi-dl=DIRECTORY)
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fi
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DLINCLDIR=${dldir}
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LIBS="$LIBS -ldl -lmld"], AC_MSG_RESULT(no))
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AC_MSG_CHECKING(for --with-dl-dld)
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AC_ARG_WITH(dl-dld, [--with-dl-dld=DL_DIR,DLD_DIR GNU dynamic linking], [
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AC_MSG_RESULT($withval)
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AC_DEFINE(WITH_DL_DLD)
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dldir=`echo "$withval" | sed 's/,.*//'`
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dlddir=`echo "$withval" | sed 's/.*,//'`
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if test -d "$dldir" -a -d "$dlddir"
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then LIBS="$LIBS -L$dldir -L$dlddir"
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else AC_ERROR(proper usage is --with-dl-dld=DL_DIRECTORY,DLD_DIRECTORY)
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fi
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DLINCLDIR=${dldir}
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LIBS="$LIBS -ldl -ldld"], AC_MSG_RESULT(no))
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# checks for library functions
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AC_CHECK_FUNCS(chown clock dlopen ftime ftruncate gethostname_r gettimeofday getpeername getpgrp getpid getwd link lstat nice readlink select setgid setuid setsid setpgid setpgrp setvbuf siginterrupt strftime symlink tcgetpgrp tcsetpgrp times truncate uname waitpid)
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AC_REPLACE_FUNCS(dup2 getcwd strerror memmove)
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AC_CHECK_FUNC(getpgrp, AC_TRY_COMPILE([#include <unistd.h>], [getpgrp(0);], AC_DEFINE(GETPGRP_HAVE_ARG)))
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AC_CHECK_FUNC(setpgrp, AC_TRY_COMPILE([#include <unistd.h>], [setpgrp(0,0);], AC_DEFINE(SETPGRP_HAVE_ARG)))
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AC_CHECK_FUNC(gettimeofday, AC_TRY_COMPILE([#include <sys/time.h>], [gettimeofday((struct timeval*)0,(struct timezone*)0);], ,AC_DEFINE(GETTIMEOFDAY_NO_TZ)))
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# checks for structures
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AC_HEADER_TIME
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AC_STRUCT_TM
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AC_STRUCT_TIMEZONE
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AC_MSG_CHECKING(for time.h that defines altzone)
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AC_CACHE_VAL(ac_cv_header_time_altzone,
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[AC_TRY_COMPILE([#include <time.h>], [return altzone;],
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ac_cv_header_time_altzone=yes,
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ac_cv_header_time_altzone=no)])
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AC_MSG_RESULT($ac_cv_header_time_altzone)
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if test $ac_cv_header_time_altzone = yes; then
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AC_DEFINE(HAVE_ALTZONE)
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fi
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was_it_defined=no
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AC_MSG_CHECKING(whether sys/select.h and sys/time.h may both be included)
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AC_TRY_COMPILE([
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#include <sys/types.h>
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#include <sys/select.h>
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#include <sys/time.h>
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], [;], [AC_DEFINE(SYS_SELECT_WITH_SYS_TIME) was_it_defined=yes])
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AC_MSG_RESULT($was_it_defined)
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# checks for compiler characteristics
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AC_C_CHAR_UNSIGNED
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AC_C_CONST
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works=no
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AC_MSG_CHECKING(for working volatile)
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AC_TRY_COMPILE([],[volatile int x; x = 0;], works=yes, AC_DEFINE(volatile, []))
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AC_MSG_RESULT($works)
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works=no
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AC_MSG_CHECKING(for working signed char)
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AC_TRY_COMPILE([], [signed char c;], works=yes, AC_DEFINE(signed, []))
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AC_MSG_RESULT($works)
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have_prototypes=no
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AC_MSG_CHECKING(for prototypes)
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AC_TRY_COMPILE([int foo(int x) { return 0; }], [return foo(10);],
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AC_DEFINE(HAVE_PROTOTYPES) have_prototypes=yes)
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AC_MSG_RESULT($have_prototypes)
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works=no
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AC_MSG_CHECKING(for variable length prototypes and stdarg.h)
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AC_TRY_COMPILE([
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#include <stdarg.h>
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int foo(int x, ...) { return 0; }
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], [return foo(10, 11, 12);],
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AC_DEFINE(HAVE_STDARG_PROTOTYPES) works=yes)
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AC_MSG_RESULT($works)
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if test "$have_prototypes" = yes; then
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bad_prototypes=no
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AC_MSG_CHECKING(for bad exec* prototypes)
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AC_TRY_COMPILE([#include <unistd.h>], [char **t;execve("@",t,t);], ,
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AC_DEFINE(BAD_EXEC_PROTOTYPES) bad_prototypes=yes)
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AC_MSG_RESULT($bad_prototypes)
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fi
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bad_forward=no
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AC_MSG_CHECKING(for bad static forward)
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AC_TRY_RUN([
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struct s { int a; int b; };
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static struct s foo;
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int foobar() {
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static int random;
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random = (int) &foo;
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return random;
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}
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static struct s foo = { 1, 2 };
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main() {
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exit(!((int)&foo == foobar()));
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}
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], , AC_DEFINE(BAD_STATIC_FORWARD) bad_forward=yes)
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AC_MSG_RESULT($bad_forward)
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va_list_is_array=no
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AC_MSG_CHECKING(whether va_list is an array)
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AC_TRY_COMPILE([
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#ifdef HAVE_STDARG_PROTOTYPES
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#include <stdarg.h>
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#else
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#include <varargs.h>
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#endif
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], [va_list list1, list2; list1 = list2;], ,
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AC_DEFINE(VA_LIST_IS_ARRAY) va_list_is_array=yes)
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AC_MSG_RESULT($va_list_is_array)
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# checks for system services
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# (none yet)
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# Linux requires this for correct f.p. operations
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AC_CHECK_LIB(ieee, __fpu_control)
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# check for --with-libm=...
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AC_SUBST(LIBM)
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LIBM=-lm
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AC_ARG_WITH(libm, [--with-libm=STRING math library], [
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if test "$withval" != yes
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then LIBM=$withval
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else AC_ERROR(proper usage is --with-libm=STRING)
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fi])
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# check for --with-libc=...
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AC_SUBST(LIBC)
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AC_ARG_WITH(libc, [--with-libc=STRING C library], [
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if test "$withval" != yes
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then LIBC=$withval
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else AC_ERROR(proper usage is --with-libc=STRING)
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fi])
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# check for hypot() in math library
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LIBS_SAVE=$LIBS
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LIBS="$LIBS $LIBM"
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AC_CHECK_FUNCS(hypot)
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LIBS=$LIBS_SAVE
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# check for getopt
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AC_MSG_CHECKING(for genuine getopt)
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AC_CACHE_VAL(ac_cv_func_getopt,
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[AC_TRY_RUN([#include <stdio.h>
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extern int optind, opterr, getopt();
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extern char* optarg;
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int main() {
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char* av[] = { "testprog", "parameter", "-fFlag", NULL };
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opterr = 0;
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if (getopt(3, av, "f:") == 'f') { exit(1); }
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exit(0);
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}], ac_cv_func_getopt=yes, ac_cv_func_getopt=no, ac_cv_func_getopt=no)])dnl
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AC_MSG_RESULT($ac_cv_func_getopt)
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test $ac_cv_func_getopt = no && LIBOBJS="$LIBOBJS getopt.o"
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AC_SUBST(LIBOBJS)dnl
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# generate output files
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AC_OUTPUT(Makefile Objects/Makefile Parser/Makefile Python/Makefile Modules/Makefile.pre)
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