configure.in

Netscape NSPR库源码

    _res=$? ;
    rm -f dummy.c dummy${ac_exeext} ;
    if test "$_res" = "0"; then
        AC_MSG_RESULT([yes])
        [$2]
    else
        AC_MSG_RESULT([no])
        [$3]
    fi
])

MOZ_CHECK_PTHREADS(pthreads,
    _HAVE_PTHREADS=1 _PTHREAD_LDFLAGS="-lpthreads",
    MOZ_CHECK_PTHREADS(pthread,
        _HAVE_PTHREADS=1 _PTHREAD_LDFLAGS="-lpthread",
        MOZ_CHECK_PTHREADS(c_r,
            _HAVE_PTHREADS=1 _PTHREAD_LDFLAGS="-lc_r",
            MOZ_CHECK_PTHREADS(c,
                _HAVE_PTHREADS=1
            )
        )
    )
)
                        
AC_ARG_WITH(pthreads,
    [  --with-pthreads         Use system pthreads library as thread subsystem],
    [ if test "$withval" = "yes"; then
	    if test -n "$_HAVE_PTHREADS"; then
		    USE_PTHREADS=1 
		    USE_USER_PTHREADS=
		    USE_NSPR_THREADS=
	    else
		    AC_MSG_ERROR([ --with-pthreads specified for a system without pthread support ]);
	    fi
	  else
	    USE_PTHREADS=
	    _PTHREAD_LDFLAGS=
	  fi],
	[ if test -n "$_HAVE_PTHREADS" && test -z "$USE_USER_PTHREADS" && test -z "$USE_NSPR_THREADS"; then
	    USE_PTHREADS=1
	    USE_USER_PTHREADS=
	    USE_NSPR_THREADS=
	  fi])

AC_ARG_ENABLE(user-pthreads,
    [  --enable-user-pthreads  Build using userland pthreads],
    [ if test "$enableval" = "yes"; then
        if test -n "$_HAVE_PTHREADS"; then
		    USE_PTHREADS=
		    USE_USER_PTHREADS=1
		    USE_NSPR_THREADS=
	    else
		    AC_MSG_ERROR([ --enable-user-pthreads specified for a system without pthread support ]);
	    fi
	  fi])

AC_ARG_ENABLE(nspr-threads,
    [  --enable-nspr-threads   Build using classic nspr threads],
    [ if test "$enableval" = "yes"; then
	    USE_PTHREADS=
	    USE_USER_PTHREADS=
	    USE_NSPR_THREADS=1
	  fi])

case "$target" in
*-beos*)
    AC_ARG_WITH(bthreads,
    [  --with-bthreads         Use system bthreads library as thread subsystem (BeOS only)],
    [	if test "$withval" = "yes"; then
    	    USE_BTHREADS=1
	        USE_USER_PTHREADS=
	        USE_PTHREADS=
	    fi])
    ;;

*-solaris*)
    AC_ARG_WITH(native-threads,
    [  --with-native-threads   Use native system threads as thread subsystem (Solaris only)],
    [ if test "$withval" = "yes"; then
	    USE_NATIVE_THREADS=1
	    USE_USER_PTHREADS=
	    USE_PTHREADS=
	  fi])
    ;;
esac

fi # SKIP_LIBRARY_CHECKS

AC_ARG_ENABLE(cplus,
    [  --enable-cplus          Enable some c++ api routines],
    [ if test "$enableval" = "yes"; then
	    USE_CPLUS=1
      fi]) 

AC_ARG_ENABLE(ipv6,
    [  --enable-ipv6           Compile ipv6 support],
    [ if test "$enableval" = "yes"; then
	    USE_IPV6=1
      else
	    USE_IPV6=
      fi])


AC_ARG_ENABLE(boehm,
    [  --enable-boehm          Enable the Boehm Garbage Collector],
    [ if test "$enableval" = "yes"; then
        AC_DEFINE(GC_LEAK_DETECTOR)
        GC_LEAK_DETECTOR=1
    fi])

if test -n "$USE_PTHREADS"; then
   dnl See if -pthread is supported.
   rm -f conftest*
   ac_cv_have_dash_pthread=no
   AC_MSG_CHECKING(whether ${CC-cc} accepts -pthread)
   echo 'int main() { return 0; }' | cat > conftest.c
   ${CC-cc} -pthread -o conftest conftest.c > conftest.out 2>&1
   if test $? -eq 0; then
	if test -z "`egrep -i '(unrecognize|unknown)' conftest.out | grep pthread`" && test -z "`egrep -i '(error|incorrect)' conftest.out`" ; then
	    ac_cv_have_dash_pthread=yes
		case "$target_os" in
	    freebsd*)
# Freebsd doesn't use -pthread for compiles, it uses them for linking
            ;;
	    *)
            CFLAGS="$CFLAGS -pthread"
            CXXFLAGS="$CXXFLAGS -pthread"
            ;;
        esac
	fi
    fi
    rm -f conftest*
    AC_MSG_RESULT($ac_cv_have_dash_pthread)

	dnl
	dnl See if -pthreads is supported.
	dnl
    ac_cv_have_dash_pthreads=no
    if test "$ac_cv_have_dash_pthread" = "no"; then
	    AC_MSG_CHECKING(whether ${CC-cc} accepts -pthreads)
    	echo 'int main() { return 0; }' | cat > conftest.c
	    ${CC-cc} -pthreads -o conftest conftest.c > conftest.out 2>&1
    	if test $? -eq 0; then
	    	if test -z "`egrep -i '(unrecognize|unknown)' conftest.out | grep pthreads`" && test -z "`egrep -i '(error|incorrect)' conftest.out`" ; then
			    ac_cv_have_dash_pthreads=yes
			    CFLAGS="$CFLAGS -pthreads"
			    CXXFLAGS="$CXXFLAGS -pthreads"
		    fi
	    fi
	    rm -f conftest*
    	AC_MSG_RESULT($ac_cv_have_dash_pthreads)
    fi

    case "$target" in
    *-solaris*)
        if test "$ac_cv_have_dash_pthreads" = "yes"; then
            _PTHREAD_LDFLAGS=
        fi
	    ;;
    *-freebsd*)
	    AC_DEFINE(_REENTRANT)
	    AC_DEFINE(_THREAD_SAFE)
	    dnl -pthread links in -lc_r, so don't specify it explicitly.
	    if test "$ac_cv_have_dash_pthread" = "yes"; then
	        _PTHREAD_LDFLAGS="-pthread"
	    else
	        _PTHREAD_LDFLAGS="-lc_r"
	    fi
	    ;;
    *-openbsd*|*-bsdi*|*-netbsd*)
	    AC_DEFINE(_THREAD_SAFE)
	    dnl -pthread links in -lc_r, so don't specify it explicitly.
	    if test "$ac_cv_have_dash_pthread" = "yes"; then
	        _PTHREAD_LDFLAGS=
	    fi
	    ;;
    *-linux*)
        AC_DEFINE(_REENTRANT)
        ;;
    esac

else 
    if test -n "$USE_USER_PTHREADS"; then
	    USE_PTHREADS=
	    USE_NSPR_THREADS=
    else
        _PTHREAD_LDFLAGS=
    fi
fi
dnl Special thread exceptions

case "$target" in
*-aix*)
    if test -n "$USE_NSPR_THREADS"; then
        AC_DEFINE(_PR_LOCAL_THREADS_ONLY)
    fi
    case "$target_os" in
    aix4.1*)
        if test -z "$USE_PTHREADS"; then
            AC_DEFINE(AIX_RENAME_SELECT)
        fi
        ;;
    aix4.2*)
        if test -z "$USE_NSPR_THREADS"; then
            AC_DEFINE(HAVE_POINTER_LOCALTIME_R)
        fi
        ;;
    aix4.3*)
        if test -z "$USE_NSPR_THREADS"; then
            AC_DEFINE(HAVE_POINTER_LOCALTIME_R)
        fi
        if test -n "$USE_PTHREADS"; then
            AC_DEFINE(_PR_HAVE_THREADSAFE_GETHOST)
        fi
        ;;
    esac
    ;;
*-bsdi*)
    if test -n "$USE_PTHREADS"; then
        AC_DEFINE(_PR_NEED_PTHREAD_INIT)
    fi
    ;;
*-freebsd*)
    if test -n "$USE_NSPR_THREADS"; then
        AC_DEFINE(_PR_LOCAL_THREADS_ONLY)
    fi
    ;;
*-hpux*)
    if test -n "$USE_NSPR_THREADS"; then
        AC_DEFINE(_PR_LOCAL_THREADS_ONLY)
    fi 
    if test "$USE_PTHREADS"; then
        if echo "$OS_RELEASE" | egrep '^(B.10.10|B.10.20)' >/dev/null; then
            AC_DEFINE(_REENTRANT)
            AC_DEFINE(_PR_DCETHREADS)
        else
            AC_DEFINE_UNQUOTED(_POSIX_C_SOURCE,199506L)
            AC_DEFINE(_PR_HAVE_THREADSAFE_GETHOST)
        fi
    fi
    if test "$USE_USER_PTHREADS"; then
        AC_DEFINE_UNQUOTED(_POSIX_C_SOURCE,199506L)
    fi
    ;;
*-irix*)
    if test "${target_os}" = "irix6.5"; then
        if test -n "$USE_PTHREADS"; then
            AC_DEFINE(_PR_HAVE_GETHOST_R)
            AC_DEFINE(_PR_HAVE_GETHOST_R_POINTER)
        fi
    fi
    ;;
*-linux*)
    if test -n "$USE_NSPR_THREADS"; then
        AC_DEFINE(_PR_LOCAL_THREADS_ONLY)
    fi
    ;;
*-mingw*|*-cygwin*|*-msvc*|*-mksnt*)
    dnl win32 does not use pthreads
    USE_PTHREADS=
    _PTHREAD_LDFLAGS=
    USE_USER_PTHREADS=
    ;;
*-netbsd*|*-openbsd*)
    if test -n "$USE_NSPR_THREADS"; then
        AC_DEFINE(_PR_LOCAL_THREADS_ONLY)
    fi
    ;;
*-osf*)
    if test -n "$USE_NSPR_THREADS"; then
        AC_DEFINE(_PR_LOCAL_THREADS_ONLY)
    fi
    if test -n "$USE_PTHREADS"; then
        if echo $OS_RELEASE | egrep -c '(V2.0|V3.2)' 2>/dev/null; then
            :
        else
            AC_DEFINE(_PR_HAVE_THREADSAFE_GETHOST)
        fi
    fi
    ;;
*-solaris*)
    if test -n "$USE_NATIVE_THREADS"; then
        AC_DEFINE(_PR_GLOBAL_THREADS_ONLY)
    else
        if test -n "$USE_NSPR_THREADS"; then
            AC_DEFINE(_PR_LOCAL_THREADS_ONLY)
        fi
    fi
    if test -z "$USE_NSPR_THREADS"; then
        AC_DEFINE(_REENTRANT)
        AC_DEFINE(HAVE_POINTER_LOCALTIME_R)
        if test "$OS_TEST" = "i86pc"; then
            PR_MD_ASFILES=os_SunOS_x86.s
        else
            PR_MD_ASFILES=os_SunOS.s
            if test -n "$USE_64"; then
                PR_MD_ASFILES="$PR_MD_ASFILES os_SunOS_sparcv9.s"
            fi
        fi
    fi
    ;;
*-nto*)
    if test -n "$USE_PTHREADS"; then
        AC_DEFINE(_PR_HAVE_GETHOST_R)
        AC_DEFINE(_PR_HAVE_GETHOST_R_POINTER)
    fi
    ;;
esac

OS_LIBS="$_PTHREAD_LDFLAGS $OS_LIBS"

dnl If the user passed in arg to --enable-optimize,
dnl make sure that we use it.
if test -n "$_SAVE_OPTIMIZE_FLAGS"; then
    _OPTIMIZE_FLAGS="$_SAVE_OPTIMIZE_FLAGS"
fi

if test -n "$MOZ_OPTIMIZE"; then
    CFLAGS="$CFLAGS $_OPTIMIZE_FLAGS"
    CXXFLAGS="$CXXFLAGS $_OPTIMIZE_FLAGS"
fi

if test -n "$MOZ_DEBUG"; then
    CFLAGS="$CFLAGS $_DEBUG_FLAGS"
    CXXFLAGS="$CXXFLAGS $_DEBUG_FLAGS"
fi

if test -n "$MOZ_OPTIMIZE"; then
    OBJDIR_TAG=_OPT
else
    OBJDIR_TAG=_DBG
fi

if test -n "$USE_64"; then
    COMPILER_TAG=_64
fi

RELEASE_OBJDIR_NAME="${OS_CONFIG}${CPU_ARCH_TAG}${COMPILER_TAG}${IMPL_STRATEGY}${OBJDIR_TAG}.${OBJDIR_SUFFIX}"

dnl ========================================================
dnl Substitution of found variables.
dnl ========================================================
AC_SUBST(SHELL_OVERRIDE)

AC_SUBST(MOZILLA_CLIENT)
AC_SUBST(CC)
AC_SUBST(CXX)
AC_SUBST(CFLAGS)
AC_SUBST(CXXFLAGS)
AC_SUBST(CPPFLAGS)
AC_SUBST(HOST_CC)
AC_SUBST(HOST_CFLAGS)
AC_SUBST(LDFLAGS)
AC_SUBST(GNU_CC)
AC_SUBST(CROSS_COMPILE)

AC_SUBST(MOZ_OPTIMIZE)

AC_SUBST(USE_CPLUS)
AC_SUBST(USE_IPV6)
AC_SUBST(USE_N32)
AC_SUBST(USE_64)
AC_SUBST(OBJECT_MODE)
AC_SUBST(GC_LEAK_DETECTOR)
AC_SUBST(ENABLE_STRIP)

AC_SUBST(USE_PTHREADS)
AC_SUBST(USE_BTHREADS)
AC_SUBST(USE_USER_PTHREADS)
AC_SUBST(USE_NATIVE_THREADS)
AC_SUBST(USE_NSPR_THREADS)

AC_SUBST(LIBNSPR)
AC_SUBST(LIBPLC)

AC_SUBST(MOD_MAJOR_VERSION)
AC_SUBST(MOD_MINOR_VERSION)
AC_SUBST(MOD_REVISION_VERSION)
AC_SUBST(NSPR_MODNAME)
AC_SUBST(MDCPUCFG_H)
AC_SUBST(PR_MD_CSRCS)
AC_SUBST(PR_MD_ASFILES)
AC_SUBST(PR_MD_ARCH_DIR)
AC_SUBST(CPU_ARCH)

AC_SUBST(OBJ_SUFFIX)
AC_SUBST(LIB_SUFFIX)
AC_SUBST(DLL_SUFFIX)
AC_SUBST(ASM_SUFFIX)
AC_SUBST(MKSHLIB)
AC_SUBST(DSO_CFLAGS)
AC_SUBST(DSO_LDOPTS)

AC_SUBST(OS_TARGET)
AC_SUBST(OS_ARCH)
AC_SUBST(OS_RELEASE)
AC_SUBST(OS_TEST)

AC_SUBST(DEFINES)
AC_SUBST(DEFS)
AC_SUBST(AR)
AC_SUBST(AR_FLAGS)
AC_SUBST(AS)
AC_SUBST(ASFLAGS)
AC_SUBST(LD)
AC_SUBST(DLLTOOL)
AC_SUBST(WINDRES)
AC_SUBST(RANLIB)
AC_SUBST(PERL)
AC_SUBST(STRIP)
AC_SUBST(FILTER)
AC_SUBST(IMPLIB)

AC_SUBST(OS_LIBS)
AC_SUBST(RESOLVE_LINK_SYMBOLS)
AC_SUBST(AIX_LINK_OPTS)
AC_SUBST(NOSUCHFILE)
AC_SUBST(MOZ_OBJFORMAT)
AC_SUBST(ULTRASPARC_LIBRARY)
AC_SUBST(ULTRASPARC_FILTER_LIBRARY)

AC_SUBST(OBJDIR)
AC_SUBST(OBJDIR_NAME)
AC_SUBST(RELEASE_OBJDIR_NAME)
AC_SUBST(NSINSTALL)
AC_SUBST(OPTIMIZER)
AC_SUBST(RC)
AC_SUBST(DLLFLAGS)
AC_SUBST(EXEFLAGS)
AC_SUBST(OS_DLLFLAGS)
AC_SUBST(CYGWIN_WRAPPER)

dnl ========================================================
dnl Generate output files.
dnl ========================================================
MAKEFILES="
Makefile 
config/Makefile
config/autoconf.mk
config/nsprincl.mk
config/nsprincl.sh
config/nspr-config
lib/Makefile 
lib/ds/Makefile 
lib/libc/Makefile 
lib/libc/include/Makefile 
lib/libc/src/Makefile 
lib/tests/Makefile
pr/Makefile 
pr/include/Makefile 
pr/include/md/Makefile 
pr/include/obsolete/Makefile 
pr/include/private/Makefile 
pr/src/Makefile 
pr/src/io/Makefile 
pr/src/linking/Makefile 
pr/src/malloc/Makefile 
pr/src/md/Makefile 
pr/src/md/${PR_MD_ARCH_DIR}/Makefile 
pr/src/memory/Makefile 
pr/src/misc/Makefile 
pr/src/threads/Makefile 
pr/tests/Makefile 
pr/tests/dll/Makefile 
"

dnl lib/tests/Makefile
dnl pr/tests/w16gui/Makefile
dnl tools/Makefile

if test -z "$USE_PTHREADS" && test -z "$USE_BTHREADS"; then
    MAKEFILES="$MAKEFILES pr/src/threads/combined/Makefile"
elif test -n "$USE_PTHREADS"; then
    MAKEFILES="$MAKEFILES pr/src/pthreads/Makefile"
elif test -n "$USE_BTHREADS"; then
    MAKEFILES="$MAKEFILES pr/src/bthreads/Makefile"
fi

if test -n "$USE_CPLUS"; then
    MAKEFILES="$MAKEFILES pr/src/cplus/Makefile pr/src/cplus/tests/Makefile"
fi

AC_OUTPUT([$MAKEFILES], [chmod +x config/nspr-config])