X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=libstdc%2B%2B-v3%2Fconfigure.ac;h=12dc1d5585cc92856c3b8eeccb81f0f65f3ed843;hb=4b0292e22f11d09db9d964e5af6b57e494e11b65;hp=45dd410ae0cf72c50da1bbf973f9357d8d4e1c76;hpb=aa475990872e5592825ef29489259ad386e5127a;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/libstdc++-v3/configure.ac b/libstdc++-v3/configure.ac
index 45dd410ae0c..12dc1d5585c 100644
--- a/libstdc++-v3/configure.ac
+++ b/libstdc++-v3/configure.ac
@@ -12,7 +12,7 @@ AC_CONFIG_HEADER(config.h)
 ### am handles this now?  ORIGINAL_LD_FOR_MULTILIBS=$LD
 
 # For libtool versioning info, format is CURRENT:REVISION:AGE
-libtool_VERSION=6:9:0
+libtool_VERSION=6:11:0
 AC_SUBST(libtool_VERSION)
 
 # Find the rest of the source tree framework.
@@ -82,7 +82,9 @@ AH_TEMPLATE(VERSION, [Version number of package])
 # up critical shell variables.
 GLIBCXX_CONFIGURE
 
-AC_LIBTOOL_DLOPEN
+if test "x${with_newlib}" != "xyes"; then
+  AC_LIBTOOL_DLOPEN
+fi
 AM_PROG_LIBTOOL
 AC_SUBST(enable_shared)
 AC_SUBST(enable_static)
@@ -92,11 +94,17 @@ AC_SUBST(enable_static)
 ## than just ignoring the results.  Faster /and/ more correct, win win.
 GLIBCXX_ENABLE_HOSTED
 
-# Check for compiler support that doesn't require linking.
+# Enable compiler support that doesn't require linking.
 GLIBCXX_ENABLE_SJLJ_EXCEPTIONS
 GLIBCXX_ENABLE_PCH($is_hosted)
+GLIBCXX_ENABLE_ATOMIC_BUILTINS
+GLIBCXX_ENABLE_THREADS
 
-# Enable all the variable C++ runtime options.  
+# Checks for compiler support that doesn't require linking.
+GLIBCXX_CHECK_COMPILER_FEATURES
+GLIBCXX_CHECK_STANDARD_LAYOUT
+
+# Enable all the variable C++ runtime options that don't require linking.
 GLIBCXX_ENABLE_CSTDIO
 GLIBCXX_ENABLE_CLOCALE
 GLIBCXX_ENABLE_ALLOCATOR
@@ -107,73 +115,75 @@ GLIBCXX_ENABLE_C99([yes])
 GLIBCXX_ENABLE_CONCEPT_CHECKS([no])
 GLIBCXX_ENABLE_DEBUG_FLAGS(["-g3 -O0"])
 GLIBCXX_ENABLE_DEBUG([no])
+GLIBCXX_ENABLE_PARALLEL([yes])
 GLIBCXX_ENABLE_CXX_FLAGS
 GLIBCXX_ENABLE_FULLY_DYNAMIC_STRING([no])
 
-# No surprises, no surprises...
-GLIBCXX_ENABLE_THREADS
-if test $atomicity_dir = cpu/generic ; then
-  AC_MSG_WARN([No native atomic operations are provided for this platform.])
-  if test $target_thread_file = single; then
-    AC_MSG_WARN([They cannot be faked when thread support is disabled.])
-    AC_MSG_WARN([Thread-safety of certain classes is not guaranteed.])
-  else
-    AC_MSG_WARN([They will be faked using a mutex.])
-    AC_MSG_WARN([Performance of certain classes will degrade as a result.])
-  fi
-fi
+# Checks for operating systems support that doesn't require linking.
+GLIBCXX_CHECK_SYSTEM_ERROR
+
+# For the streamoff typedef.
+GLIBCXX_CHECK_INT64_T
+
+# For LFS support.
+GLIBCXX_CHECK_LFS
+
+# For showmanyc_helper().
+AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
+GLIBCXX_CHECK_POLL
+GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
+
+# For xsputn_2().
+AC_CHECK_HEADERS(sys/uio.h)
+GLIBCXX_CHECK_WRITEV
+
+# For C99 support to TR1.
+GLIBCXX_CHECK_C99_TR1
+
+# For common values of EOF, SEEK_CUR, SEEK_END.
+GLIBCXX_CHECK_STDIO_MACROS
+
+# For gettimeofday support.
+GLIBCXX_CHECK_GETTIMEOFDAY
+
+# For clock_gettime support.
+# NB: The default is [no], because otherwise it requires linking.
+GLIBCXX_ENABLE_CLOCK_GETTIME([no])
+
+# For gthread support
+GLIBCXX_CHECK_GTHREADS
 
+# For nanosleep support
+GLIBCXX_CHECK_NANOSLEEP
 
+AC_LC_MESSAGES
+
+# Check for available headers.
+AC_CHECK_HEADERS([endian.h float.h fp.h ieeefp.h inttypes.h locale.h \
+machine/endian.h machine/param.h nan.h stdint.h stdlib.h string.h \
+strings.h sys/ipc.h sys/isa_defs.h sys/machine.h sys/param.h \
+sys/resource.h sys/sem.h sys/stat.h sys/time.h sys/types.h unistd.h \
+wchar.h wctype.h])
+
+# Only do link tests if native. Else, hardcode.
 if $GLIBCXX_IS_NATIVE; then
 
   # We can do more elaborate tests that assume a working linker.
   CANADIAN=no
 
-  # Check for available headers.
-  AC_CHECK_HEADERS([nan.h ieeefp.h endian.h sys/isa_defs.h machine/endian.h \
-  machine/param.h sys/machine.h fp.h locale.h float.h inttypes.h gconv.h \
-  sys/types.h sys/ipc.h sys/sem.h])
-
-  GLIBCXX_CHECK_COMPILER_FEATURES
   GLIBCXX_CHECK_LINKER_FEATURES
   GLIBCXX_CHECK_MATH_SUPPORT
-  GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
   GLIBCXX_CHECK_COMPLEX_MATH_SUPPORT
-  GLIBCXX_CHECK_ICONV_SUPPORT
   GLIBCXX_CHECK_STDLIB_SUPPORT
 
-  # For showmanyc_helper().
-  AC_CHECK_HEADERS(sys/ioctl.h sys/filio.h)
-  GLIBCXX_CHECK_POLL
-  GLIBCXX_CHECK_S_ISREG_OR_S_IFREG
-
-  # For xsputn_2().
-  AC_CHECK_HEADERS(sys/uio.h)
-  GLIBCXX_CHECK_WRITEV
-
-  # For the __streamoff_base_type typedef.
-  GLIBCXX_CHECK_INT64_T
-
-  # For LFS support.
-  GLIBCXX_CHECK_LFS
-
-  # For C99 support to TR1.
-  GLIBCXX_CHECK_C99_TR1
+  # For /dev/random and /dev/urandom for TR1.
+  GLIBCXX_CHECK_RANDOM_TR1
 
   # For TLS support.
   GCC_CHECK_TLS
 
-  AC_LC_MESSAGES
-
-  AC_TRY_COMPILE(
-    [#include <setjmp.h>],
-    [sigjmp_buf env;
-     while (! sigsetjmp (env, 1))
-       siglongjmp (env, 1);
-    ],
-    [AC_DEFINE(HAVE_SIGSETJMP, 1, [Define if sigsetjmp is available.])])
-
-  AC_FUNC_MMAP
+  # For iconv support.
+  AM_ICONV
 
 else
 
@@ -203,8 +213,6 @@ else
   fi
 
   # Construct crosses by hand, eliminating bits that need ld...
-  # GLIBCXX_CHECK_COMPILER_FEATURES
-  # GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
   # GLIBCXX_CHECK_MATH_SUPPORT
 
   # First, test for "known" system libraries.  We may be using newlib even
@@ -215,8 +223,6 @@ else
 
     # GLIBCXX_CHECK_STDLIB_SUPPORT
     AC_DEFINE(HAVE_STRTOF)        
-    # AC_FUNC_MMAP
-    AC_DEFINE(HAVE_MMAP)
 
     AC_DEFINE(HAVE_ACOSF)
     AC_DEFINE(HAVE_ASINF)
@@ -243,8 +249,7 @@ else
     AC_DEFINE(HAVE_TANF)
     AC_DEFINE(HAVE_TANHF)
 
-    AC_DEFINE(HAVE_S_ISREG)
-    AC_DEFINE(HAVE_S_IFREG)
+    AC_DEFINE(HAVE_ICONV)
   else
     GLIBCXX_CROSSCONFIG
   fi
@@ -278,15 +283,24 @@ else
     AC_DEFINE(HAVE_TANL)
     AC_DEFINE(HAVE_TANHL)
   fi
-
 fi
 
+# Check for _Unwind_GetIPInfo.
+GCC_CHECK_UNWIND_GETIPINFO
+
+
+GCC_LINUX_FUTEX([AC_DEFINE(HAVE_LINUX_FUTEX, 1, [Define if futex syscall is available.])])
+
+GCC_HEADER_STDINT(include/gstdint.h)
+
 # This depends on GLIBCXX CHECK_LINKER_FEATURES, but without it assumes no.
 GLIBCXX_ENABLE_SYMVERS([yes])
+GLIBCXX_ENABLE_VISIBILITY([yes])
 
 ac_ldbl_compat=no
 case "$target" in
-  powerpc*-*-*gnu* | \
+  powerpc*-*-linux* | \
+  powerpc*-*-gnu* | \
   sparc*-*-linux* | \
   s390*-*-linux* | \
   alpha*-*-linux*)
@@ -309,20 +323,19 @@ GLIBCXX_CONFIGURE_TESTSUITE
 # Propagate the target-specific source directories through the build chain.
 ATOMICITY_SRCDIR=config/${atomicity_dir}
 ATOMIC_WORD_SRCDIR=config/${atomic_word_dir}
+ATOMIC_FLAGS=${atomic_flags}
 CPU_DEFINES_SRCDIR=config/${cpu_defines_dir}
 OS_INC_SRCDIR=config/${os_include_dir}
+ERROR_CONSTANTS_SRCDIR=config/${error_constants_dir}
 ABI_TWEAKS_SRCDIR=config/${abi_tweaks_dir}
 AC_SUBST(ATOMICITY_SRCDIR)
 AC_SUBST(ATOMIC_WORD_SRCDIR)
+AC_SUBST(ATOMIC_FLAGS)
 AC_SUBST(CPU_DEFINES_SRCDIR)
 AC_SUBST(ABI_TWEAKS_SRCDIR)
 AC_SUBST(OS_INC_SRCDIR)
+AC_SUBST(ERROR_CONSTANTS_SRCDIR)
 
-# Atomic builtins can be inlined in bits/atomicity.h.
-if test $atomicity_dir = cpu/generic/atomic_builtins ; then
-  AC_DEFINE([_GLIBCXX_ATOMIC_BUILTINS], 1,
-            [Define if atomic builtins are provided for this platform.])
-fi
 
 # Determine cross-compile flags and AM_CONDITIONALs.
 #AC_SUBST(GLIBCXX_IS_NATIVE)
@@ -346,10 +359,8 @@ GLIBCXX_EXPORT_INSTALL_INFO
 GLIBCXX_EXPORT_INCLUDES
 GLIBCXX_EXPORT_FLAGS
 
-if ${CONFIG_SHELL-/bin/sh} ./libtool --tag CXX --features |
-   grep "enable shared" > /dev/null;
-then
-  LIBSUPCXX_PICFLAGS=-prefer-pic
+if test "$enable_shared" = yes; then
+  LIBSUPCXX_PICFLAGS="-prefer-pic"
 else
   LIBSUPCXX_PICFLAGS=
 fi