configure.in

Netscape NSPR库源码

    _HAVE_PTHREADS=1
    HOST_CC=c89
    HOST_CXX=cxx
    HOST_CFLAGS=-O
    HOST_CXXFLAGS=-O
    CC=ccc
    CXX=ccc
    CFLAGS="$CFLAGS -Wc,names=\(short,as\)"
    CXXFLAGS="$CXXFLAGS -Wc,names=\(short,as\)"
    MDCPUCFG_H=_openvms.cfg
    PR_MD_CSRCS=openvms.c
    MKSHLIB='vmsld $(OPTIMIZER)'
    ;;

*-osf*)
    SHELL_OVERRIDE="SHELL		= /usr/bin/ksh"
    AC_DEFINE(XP_UNIX)
    AC_DEFINE(OSF1)
    AC_DEFINE(_REENTRANT)

    if echo "$OS_RELEASE" | egrep -c '(V2.0|V3.2)' 2>/dev/null ; then
        USE_NSPR_THREADS=1
    fi

    if test -z "$GNU_CC"; then
        CC="$CC -std1 -ieee_with_inexact"
        if test "$OS_RELEASE" != "V2.0"; then
            CC="$CC -readonly_strings"
        fi
        _OPTIMIZE_FLAGS="$_OPTIMIZE_FLAGS -Olimit 4000"
        AC_CHECK_HEADER(machine/builtins.h, AC_DEFINE(OSF1_HAVE_MACHINE_BUILTINS_H))
    else
        CFLAGS="$CFLAGS -mieee"
        CXXFLAGS="$CXXFLAGS -mieee"
    fi

    if echo $OS_RELEASE | egrep -c '(V2.0|V3.2)' 2>/dev/null; then
        AC_DEFINE(HAVE_INT_LOCALTIME_R)
    else
        AC_DEFINE(HAVE_FCNTL_FILE_LOCKING)
        AC_DEFINE(HAVE_POINTER_LOCALTIME_R)
    fi
    if echo $OS_RELEASE | grep -c V4.0 >/dev/null; then
        AC_DEFINE(OSF1V4_MAP_PRIVATE_BUG)
    fi
    DSO_LDOPTS='-shared -all -expect_unresolved "*" -soname $(notdir $@)'
    MDCPUCFG_H=_osf1.cfg
    PR_MD_CSRCS=osf1.c
    ;;

*-qnx*)
    AC_DEFINE(XP_UNIX)
    AC_DEFINE(QNX)
    AC_DEFINE(_PR_NEED_H_ERRNO)
    USE_NSPR_THREADS=1
    MDCPUCFG_H=_qnx.cfg
    PR_MD_CSRCS=qnx.c
    ;;

*-*-sco*)
    AC_DEFINE(XP_UNIX)
    AC_DEFINE(SCO)
    AC_DEFINE(sco)
    AC_DEFINE(SYSV)
    AC_DEFINE(_SVID3)
    AC_DEFINE(_PR_NEED_H_ERRNO)
    CC='cc -b elf -KPIC'
    CXX='$(NSDEPTH)/build/hcpp CC +.cpp +w'
    USE_NSPR_THREADS=1
    CPU_ARCH=x86
    DSO_LDOPTS='-b elf -G'
    MDCPUCFG_H=_scoos.cfg
    PR_MD_SRCS=scoos.c
    ;;

*-sinix*)
    AC_DEFINE(XP_UNIX)
    AC_DEFINE(SVR4)
    AC_DEFINE(SNI)
    AC_DEFINE(RELIANTUNIX)
    AC_DEFINE(sinix)
    AC_DEFINE(HAVE_SVID_GETTOD)
    if echo "$OS_TEST" | grep -c 86 2>/dev/null; then
        AC_DEFINE(i386)
        CPU_ARCH=x86
    else
        CPU_ARCH=mips
    fi

    if test "$GNU_CC"; then
        AS='$(CC) -x assembler-with-cpp'
        if test "$CPU_ARCH" = "mips"; then
            LD=gld
        fi
        CFLAGS="$CFLAGS -Wall -Wno-format"
    else
        AS='/usr/bin/cc'
        _OPTIMIZE_FLAGS='-O -F Olimit,4000'
    fi

    DSO_LDOPTS='-G -z defs -h $(@:$(OBJDIR)/%.so=%.so)'

    if test "$OS_RELEASE" = "5.43"; then
        AC_DEFINE(IP_MULTICAST)
    fi

    OS_LIBS="$OS_LIBS -lsocket -lnsl -lresolv -ldl -lc"
    USE_NSPR_THREADS=1
    MDCPUCFG_H=_reliantunix.cfg
    PR_MD_CSRCS=reliantunix.c
    if test "${OS_ARCH}" = "mips"; then
        PR_MD_ASFILES=os_ReliantUNIX.s
    fi
    ;;

*-sunos*)
    AC_DEFINE(XP_UNIX)
    AC_DEFINE(SUNOS4)
    CFLAGS="$CFLAGS -Wall -Wno-format"
    if test "$USE_MDUPDATE"; then
        CFLAGS="$CFLAGS -MDupdate \$(DEPENDENCIES)"
    fi
    CPU_ARCH=sparc
    DLL_SUFFIX=so.1.0
    DSO_LDOPTS=
    DSO_CFLAGS=-fPIC
    USE_NSPR_THREADS=1
    if test "$OS_RELEASE" = "4.1.3_U1"; then
        _OPTIMIZE_FLAGS=
        OS_LIBS="$OS_LIBS -lm"
    fi
    MDCPUCFG_H=_sunos4.cfg
    PR_MD_CSRCS=sunos4.c
    ;;

*-solaris*)
    if test -z "$USE_USER_THREADS" && test -z "$USE_NATIVE_THREADS"; then
        USE_PTHREADS=1
    fi
    AC_DEFINE(XP_UNIX)
    AC_DEFINE(SVR4)
    AC_DEFINE(SYSV)
    AC_DEFINE(__svr4)
    AC_DEFINE(__svr4__)
    AC_DEFINE(SOLARIS)
    AC_DEFINE(HAVE_FCNTL_FILE_LOCKING)
    if test -n "$USE_64"; then
        MDCPUCFG_H=_solaris64.cfg
    else
        MDCPUCFG_H=_solaris32.cfg
    fi
    PR_MD_CSRCS=solaris.c
    LD=/usr/ccs/bin/ld
    DSO_LDOPTS='-G -h $(notdir $@)'
    if test -n "$GNU_CC"; then
        DSO_CFLAGS=-fPIC
    else
        DSO_CFLAGS=-KPIC
    fi
    if test -z "$GNU_AS"; then
        ASFLAGS="$ASFLAGS -Wa,-P"
    fi
    if test -n "$GNU_CC"; then
        CFLAGS="$CFLAGS -Wall"
        CXXFLAGS="$CXXFLAGS -Wall"
        if test -n "$USE_MDUPDATE"; then
            CFLAGS="$CFLAGS -MDupdate \$(DEPENDENCIES)"
            CXXFLAGS="$CXXFLAGS -MDupdate \$(DEPENDENCIES)"
        fi
    else
        CC="$CC -xstrconst"
        CXX="$CXX -Qoption cg -xstrconst"
        if test -z "$MOZ_OPTIMIZE"; then
            CFLAGS="$CFLAGS -xs"
            CXXFLAGS="$CXXFLAGS -xs"
        fi
    fi
    if test -n "$USE_64" && test -z "$GNU_CC"; then
        CC="$CC -xarch=v9"
        CXX="$CXX -xarch=v9"
    fi
    if test "$OS_TEST" = "i86pc"; then
        AC_DEFINE(i386)
        CPU_ARCH_TAG=_$OS_TEST
        # The default debug format, DWARF (-g), is not supported by gcc
        # on i386-ANY-sysv4/solaris, but the stabs format is.  It is
        # assumed that the Solaris assembler /usr/ccs/bin/as is used.
        # If your gcc uses GNU as, you do not need the -Wa,-s option.
        if test -n "$MOZ_DEBUG" && test -n "$GNU_CC"; then
            _DEBUG_FLAGS=-gstabs
            if test -z "$GNU_AS"; then
                _DEBUG_FLAGS="$_DEBUG_FLAGS -Wa,-s"
            fi
        fi
    fi
    case "${target_os}" in
    solaris2.3*)
        AC_DEFINE(_PR_NO_LARGE_FILES)
        ;;
    solaris2.4*)
        AC_DEFINE(_PR_NO_LARGE_FILES)
        ;;
    solaris2.5*)
        AC_DEFINE(SOLARIS2_5)    
        ;;
    *)
        AC_DEFINE(_PR_HAVE_OFF64_T)
        # The lfcompile64(5) man page on Solaris 2.6 says:
        #     For applications that do not wish to conform to the POSIX or
        #     X/Open  specifications,  the  64-bit transitional interfaces
        #     are available by default.  No compile-time flags need to  be
        #     set.
        # But gcc 2.7.2.x fails to define _LARGEFILE64_SOURCE by default.
        # The native compiler, gcc 2.8.x, and egcs don't have this problem.
        if test -n "$GNU_CC"; then
            AC_DEFINE(_LARGEFILE64_SOURCE)
        fi
        ;;
    esac
    if test "$OS_TEST" = "sun4u"; then
        # 64-bit Solaris requires SPARC V9 architecture, so the following
        # is not needed.
        if test -z "$USE_64"; then
            ULTRASPARC_LIBRARY=ultrasparc
            ULTRASPARC_FILTER_LIBRARY=libatomic.so
            DSO_LDOPTS="$DSO_LDOPTS -f "'$(ULTRASPARC_FILTER_LIBRARY)'
        fi
    fi
    # Purify requires that binaries linked against nspr also
    # be linked against -lrt (or -lposix4) so add it to OS_LIBS
    _rev=`uname -r`
    _librt=`echo $_rev 5.6 | awk '{ if ($1 > $2) print "-lrt"; else print "-lposix4" }'`
    OS_LIBS="$OS_LIBS $_librt"
    ;;

*-sco-sysv5*)
    AC_DEFINE(XP_UNIX)
    AC_DEFINE(UNIXWARE)
    AC_DEFINE(SVR4)
    AC_DEFINE(SYSV)
    USE_NSPR_THREADS=1
    if echo $OS_RELEASE | grep -c 2.1 2>/dev/null; then
        AC_DEFINE(_PR_NO_LARGE_FILES)
        CC='$(NSDEPTH)/build/hcc cc'
        CXX='$(NSDEPTH)/build/hcpp CC'
        MDCPUCFG_H=_unixware.cfg
    else
        AC_DEFINE(_LARGEFILE64_SOURCE)
        AC_DEFINE(_PR_HAVE_OFF64_T)
        AC_DEFINE(_PR_HAVE_SOCKADDR_LEN)
        MDCPUCFG_H=_unixware7.cfg
    fi
    PR_MD_CSRCS=unixware.c
    DSO_LDOPTS=-G
    CPU_ARCH=x86
    ;;

*-os2*)
    AC_DEFINE(XP_OS2)
    AC_DEFINE(XP_PC)
    AC_DEFINE(BSD_SELECT)
    AC_DEFINE(_PR_GLOBAL_THREADS_ONLY)
    OBJ_SUFFIX=obj
    LIB_SUFFIX=lib
    DLL_SUFFIX=dll
    ASM_SUFFIX=asm
    DLLTOOL=''
    RC=rc.exe
    PR_MD_ARCH_DIR=os2
    PROG_SUFFIX=.exe
    NSINSTALL=nsinstall
    MDCPUCFG_H=_os2.cfg
    RESOLVE_LINK_SYMBOLS=1

    # EMX/GCC build
    if test "$GNU_CC"; then
        AC_DEFINE(XP_OS2_EMX)
        AC_DEFINE(OS2)
        AR=emxomfar
        AR_FLAGS='-p256 r $@'
        CFLAGS="-Zmtd -Zomf"
        HOST_CFLAGS="$CFLAGS"
        CXXFLAGS="-Zmtd -Zomf"
        OS_LIBS="-lsocket -lemxio"
        LD='$(CC)'
        IMPLIB='emximp -o'
        FILTER='emxexp'
        OS_DLLFLAGS='$(DSO_LDOPTS) -o $@'
        _OPTIMIZE_FLAGS=-O3
        _DEBUG_FLAGS=-g
        if test -n "$MOZ_DEBUG"; then
          DLLFLAGS='-g'
          EXEFLAGS='-g $(OMF_FLAG) -Zmtd -L$(DIST)/lib -o $@'
          DSO_LDOPTS='-g -Zomf -Zdll -Zmt -Zcrtdll -Zlinker /NOO'
        else
          DLLFLAGS=
          EXEFLAGS='-Zmtd -o $@'
          DSO_LDOPTS='-Zomf -Zdll -Zmt -Zcrtdll -Zlinker /NOO'
        fi
    fi
    
    # Visual Age C++ build
    if test "$VACPP" = "yes"; then
        AC_DEFINE(XP_OS2_VACPP)
        AC_DEFINE(OS2,4)
        AC_DEFINE(TCPV40HDRS)
        AC_DEFINE(_X86_)
        AS=alp
        ASFLAGS='-Mb'
        AR=-ilib
        AR_FLAGS='/NOL /NOI /O:$(subst /,\\,$@)'
        CFLAGS='/Q /qlibansi /Gd+ /Gm+ /Su4 /Mp /Tl9'
        HOST_CFLAGS="$CFLAGS"
        OS_CFLAGS='/Q /qlibansi /Gd+ /Gm+ /Su4 /Mp /Tl9'
        OS_EXE_CFLAGS='/Q /qlibansi /Gd+ /Gm+ /Su4 /Mp /Tl9'
        CXXFLAGS='/Q /qlibansi /Gd+ /Gm+ /Su4 /Mp /Tl9'
        OS_LIBS='so32dll.lib tcp32dll.lib'
        LD='-ilink'
        MKSHLIB='$(LD) $(DSO_LDOPTS)'
        IMPLIB='implib -nologo -noignorecase'
        FILTER='cppfilt -q -B -P'
        _OPTIMIZE_FLAGS='/O+ /Gl+ /Gx+ /qtune=pentium /qarch=pentium'
        _DEBUG_FLAGS='/Ti+ '
        LDFLAGS='/NOL /M /L'
        DLLFLAGS='/O:$@ /DLL /INC:_dllentry /MAP:$(@:.dll=.map) /L /NOL'
        EXEFLAGS='/OUT:$@ /PMTYPE:VIO /MAP:$(@:.exe=.map) /L /NOL'
        if test -n "$MOZ_DEBUG"; then
          LDFLAGS="$LDFLAGS /DE"
          DLLFLAGS="$DLLFLAGS /DE"
          EXEFLAGS="$EXEFLAGS /DE"
        fi
        if test -n "$MOZ_OPTIMIZE"; then
          LDFLAGS="$LDFLAGS /OPTFUNC /EXEPACK:2 /PACKCODE /PACKDATA"
          DLLFLAGS="$DLLFLAGS /OPTFUNC /EXEPACK:2 /PACKCODE /PACKDATA"
          EXEFLAGS="$EXEFLAGS /OPTFUNC /EXEPACK:2 /PACKCODE /PACKDATA"
        fi
        LIBNSPR='$(dist_libdir)/nspr$(MOD_MAJOR_VERSION).$(LIB_SUFFIX)'
        LIBPLC='$(dist_libdir)/plc$(MOD_MAJOR_VERSION).$(LIB_SUFFIX)'
    fi
    ;;

*)
    AC_DEFINE(XP_UNIX)
    ;;
   
esac

if test -z "$SKIP_LIBRARY_CHECKS"; then
dnl ========================================================
dnl Check for system libraries
dnl ========================================================
dnl AC_CHECK_LIB(C, main)
dnl AC_CHECK_LIB(C_r, main)
dnl AC_CHECK_LIB(c, main)
dnl AC_CHECK_LIB(c_r, main)
dnl AC_CHECK_LIB(dce, main)
dnl AC_CHECK_LIB(dl, main)
dnl AC_CHECK_LIB(dld, main)
dnl AC_CHECK_LIB(gen, main)
dnl AC_CHECK_LIB(ip6, main)
dnl AC_CHECK_LIB(l, main)
dnl AC_CHECK_LIB(m, main)
dnl AC_CHECK_LIB(nsl, main)
dnl AC_CHECK_LIB(posix4, main)
dnl AC_CHECK_LIB(prstrms, main)
dnl AC_CHECK_LIB(prstrms_shr, main)
dnl AC_CHECK_LIB(pthread, main)
dnl AC_CHECK_LIB(pthreads, main)
dnl AC_CHECK_LIB(resolv, main)
dnl AC_CHECK_LIB(rt, main)
dnl AC_CHECK_LIB(socket, main)
dnl AC_CHECK_LIB(svld, main)
dnl AC_CHECK_LIB(thread, main)
dnl AC_CHECK_LIB(vms_jackets, main)

AC_CHECK_FUNC(dlopen,,[
    AC_CHECK_LIB(dl, dlopen, [OS_LIBS="-ldl $OS_LIBS"])
])

dnl ========================================================
dnl Check for system header files.
dnl ========================================================
dnl AC_HEADER_DIRENT
dnl AC_HEADER_STDC
dnl AC_HEADER_SYS_WAIT
dnl AC_CHECK_HEADERS(fcntl.h limits.h sys/file.h sys/ioctl.h sys/time.h unistd.h)

dnl ========================================================
dnl Check for typedefs and structs
dnl ========================================================
dnl AC_C_CONST
dnl AC_TYPE_UID_T
dnl AC_TYPE_MODE_T
dnl AC_TYPE_OFF_T
dnl AC_TYPE_PID_T
dnl AC_TYPE_SIZE_T
dnl AC_STRUCT_ST_BLKSIZE
dnl AC_STRUCT_ST_BLOCKS
dnl AC_STRUCT_ST_RDEV
dnl AC_HEADER_TIME
dnl AC_STRUCT_TM

dnl ========================================================
dnl Checks for library functions.
dnl ========================================================
AC_PROG_GCC_TRADITIONAL
AC_CHECK_FUNCS(lchown strerror)

dnl AC_FUNC_MEMCMP
dnl AC_FUNC_MMAP
dnl AC_FUNC_SETVBUF_REVERSED
dnl AC_FUNC_STRCOLL
dnl AC_FUNC_STRFTIME
dnl AC_FUNC_UTIME_NULL
dnl AC_FUNC_VPRINTF
dnl AC_CHECK_FUNCS(ftime getcwd gethostname gettimeofday getwd mkdir mktime putenv rmdir select socket strdup strerror strstr strtol strtoul uname)

dnl ========================================================
dnl Check options
dnl ========================================================

dnl ========================================================
dnl =
dnl = --enable-strip
dnl = 
dnl = Enable stripping of libs and executables
dnl = 
dnl ========================================================
AC_ARG_ENABLE(strip,
[  --enable-strip          Enable stripping of shared libs and programs],
  [ ENABLE_STRIP=1 ])

dnl Check for hpux options
case "${target_os}" in
hpux*)
if test -z "$GNU_CC"; then

    AC_CACHE_CHECK(for +Olit support,
        ac_cv_hpux_usable_olit_option,
        dnl since aCC doesn't throw an error on invalid options,
        dnl we have to test this the hard way
        [ac_cv_hpux_usable_olit_option=no
        rm -f conftest*
        echo 'int main() { return 0; }' | cat > conftest.c
        ${CC-cc} ${CFLAGS} +Olit=all -o conftest conftest.c > conftest.out 2>&1
        if test $? -eq 0; then
            if test -z "`egrep -i '(unrecognize|unknown)' conftest.out`"; then
                ac_cv_hpux_usable_olit_option=yes
            fi
        fi
        rm -f conftest*
        ])

    if test "$ac_cv_hpux_usable_olit_option" = "yes"; then
        CFLAGS="$CFLAGS +Olit=all"
        CXXFLAGS="$CXXFLAGS +Olit=all"
    else
        CFLAGS="$CFLAGS +ESlit"
        CXXFLAGS="$CXXFLAGS +ESlit"
    fi
fi
;;
esac

dnl
dnl Apparently, some systems cannot properly check for the pthread
dnl library unless <pthread.h> is included so we need to test
dnl using it
dnl
dnl MOZ_CHECK_PTHREADS(lib, success, failure)
AC_DEFUN(MOZ_CHECK_PTHREADS,
[
AC_MSG_CHECKING([for pthread_create in -l$1])
echo "
    #include <pthread.h> 
    void *foo(void *v) { return v; } 
    int main() { 
        pthread_t t;
        if (!pthread_create(&t, 0, &foo, 0)) {
            pthread_join(t, 0);
        }
        return 0;
    }" > dummy.c ;
    echo "${CC-cc} -o dummy${ac_exeext} dummy.c $CFLAGS $CPPFLAGS -l[$1] $LDFLAGS $LIBS" 1>&5;
    ${CC-cc} -o dummy${ac_exeext} dummy.c $CFLAGS $CPPFLAGS -l[$1] $LDFLAGS $LIBS 2>&5;