Fix incorrect ChangeLog formatting.

[gcc.git] / libstdc++-v3 / acinclude.m4

diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index b3ce3dbe3d9b837e75e9e17cc9ce088a1889f82b..74e8eaffe0a5efcb3e8898b5f6200d35ae95c928 100644 (file)
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -1052,8 +1052,8 @@ AC_DEFUN([GLIBCXX_ENABLE_C99], [
        vscanf("%i", args);
        vsnprintf(fmt, 0, "%i", args);
        vsscanf(fmt, "%i", args);
-      }],
-     [snprintf("12", 0, "%i");],
+       snprintf(fmt, 0, "%i");
+      }], [],
      [glibcxx_cv_c99_stdio=yes], [glibcxx_cv_c99_stdio=no])
   ])
   AC_MSG_RESULT($glibcxx_cv_c99_stdio)
@@ -1777,7 +1777,7 @@ AC_DEFUN([GLIBCXX_CHECK_C99_TR1], [
              <tr1/cinttypes> in namespace std::tr1.])
   fi
 
-  # Check for the existence of whcar_t <inttypes.h> functions (NB: doesn't
+  # Check for the existence of wchar_t <inttypes.h> functions (NB: doesn't
   # make sense if the glibcxx_cv_c99_stdint_tr1 check fails, per C99, 7.8/1).
   ac_c99_inttypes_wchar_t_tr1=no;
   if test x"$glibcxx_cv_c99_stdint_tr1" = x"yes"; then
@@ -1989,6 +1989,9 @@ AC_DEFUN([GLIBCXX_ENABLE_CLOCALE], [
       darwin* | freebsd*)
        enable_clocale_flag=darwin
        ;;
+      dragonfly*)
+       enable_clocale_flag=dragonfly
+       ;;
       openbsd*)
        enable_clocale_flag=newlib
        ;;
@@ -2081,6 +2084,23 @@ AC_DEFUN([GLIBCXX_ENABLE_CLOCALE], [
       CLOCALE_INTERNAL_H=config/locale/generic/c++locale_internal.h
       ;;
 
+    dragonfly)
+      AC_MSG_RESULT(dragonfly)
+
+      CLOCALE_H=config/locale/generic/c_locale.h
+      CLOCALE_CC=config/locale/dragonfly/c_locale.cc
+      CCODECVT_CC=config/locale/generic/codecvt_members.cc
+      CCOLLATE_CC=config/locale/generic/collate_members.cc
+      CCTYPE_CC=config/locale/dragonfly/ctype_members.cc
+      CMESSAGES_H=config/locale/generic/messages_members.h
+      CMESSAGES_CC=config/locale/generic/messages_members.cc
+      CMONEY_CC=config/locale/generic/monetary_members.cc
+      CNUMERIC_CC=config/locale/generic/numeric_members.cc
+      CTIME_H=config/locale/generic/time_members.h
+      CTIME_CC=config/locale/generic/time_members.cc
+      CLOCALE_INTERNAL_H=config/locale/generic/c++locale_internal.h
+      ;;
+
     gnu)
       AC_MSG_RESULT(gnu)
 
@@ -3353,7 +3373,7 @@ changequote([,])dnl
 fi
 
 # For libtool versioning info, format is CURRENT:REVISION:AGE
-libtool_VERSION=6:20:0
+libtool_VERSION=6:21:0
 
 # Everything parsed; figure out what files and settings to use.
 case $enable_symvers in
@@ -3523,25 +3543,7 @@ AC_DEFUN([GLIBCXX_CHECK_GTHREADS], [
       #ifndef __GTHREADS_CXX0X
       #error
       #endif
-    ], [case $target_os in
-         # gthreads support breaks symbol versioning on Solaris 9 (PR
-         # libstdc++/52189).
-          solaris2.9*)
-           if test x$enable_symvers = xno; then
-             ac_has_gthreads=yes
-           elif test x$enable_libstdcxx_threads = xyes; then
-             AC_MSG_WARN([You have requested C++11 threads support, but])
-             AC_MSG_WARN([this breaks symbol versioning.])
-             ac_has_gthreads=yes
-           else
-             ac_has_gthreads=no
-           fi
-           ;;
-         *)
-           ac_has_gthreads=yes
-           ;;
-        esac],
-       [ac_has_gthreads=no])
+    ], [ac_has_gthreads=yes], [ac_has_gthreads=no])
   else
     ac_has_gthreads=no
   fi
@@ -3804,7 +3806,7 @@ dnl Check to see if sys/sdt.h exists and that it is suitable for use.
 dnl Some versions of sdt.h were not compatible with C++11.
 dnl
 AC_DEFUN([GLIBCXX_CHECK_SDT_H], [
-  AC_MSG_RESULT([for suitable sys/sdt.h])
+  AC_MSG_CHECKING([for suitable sys/sdt.h])
   # Note that this test has to be run with the C language.
   # Otherwise, sdt.h will try to include some headers from
   # libstdc++ itself.
@@ -3829,6 +3831,58 @@ AC_DEFUN([GLIBCXX_CHECK_SDT_H], [
   AC_MSG_RESULT($glibcxx_cv_sys_sdt_h)
 ])
 
+dnl
+dnl Control whether the library should define symbols for old and new ABIs.
+dnl This affects definitions of strings, stringstreams and locale facets.
+dnl
+dnl --disable-libstdcxx-dual-abi will use old ABI for all types.
+dnl
+dnl Defines:
+dnl  _GLIBCXX_USE_DUAL_ABI (always defined, either to 1 or 0)
+dnl
+AC_DEFUN([GLIBCXX_ENABLE_LIBSTDCXX_DUAL_ABI], [
+  GLIBCXX_ENABLE(libstdcxx-dual-abi,$1,,[support two versions of std::string])
+  if test x"$enable_libstdcxx_dual_abi" != xyes; then
+    AC_MSG_NOTICE([dual ABI is disabled])
+    default_libstdcxx_abi="c++98"
+  fi
+  GLIBCXX_CONDITIONAL(ENABLE_DUAL_ABI, test $enable_libstdcxx_dual_abi = yes)
+])
+
+dnl
+dnl Check to see which ABI should be enabled by default.
+dnl
+dnl --with-default-libstdcxx-abi={c++98,c++11}
+dnl
+dnl Defines:
+dnl  _GLIBCXX_USE_CXX11_ABI (always defined, either to 1 or 0)
+dnl
+AC_DEFUN([GLIBCXX_DEFAULT_ABI], [
+  if test x$enable_libstdcxx_dual_abi = xyes; then
+  AC_MSG_CHECKING([for default std::string ABI to use])
+  AC_ARG_WITH([default-libstdcxx-abi],
+    AS_HELP_STRING([--with-default-libstdcxx-abi],
+                   [set the std::string ABI to use by default]),
+    [case "$withval" in
+      c++98|gnu++98|c++03|gnu++03)  default_libstdcxx_abi="c++98" ;;
+      c++1?|gnu++1?)  default_libstdcxx_abi="c++11" ;;
+      *)  AC_MSG_ERROR([Invalid argument for --with-default-libstdcxx-abi]) ;;
+     esac],
+    [default_libstdcxx_abi="c++11"])
+  AC_MSG_RESULT(${default_libstdcxx_abi})
+  fi
+  if test $default_libstdcxx_abi = "c++11"; then
+    glibcxx_cxx11_abi=1
+    glibcxx_cxx98_abi=0
+  else
+    glibcxx_cxx11_abi=0
+    glibcxx_cxx98_abi=1
+  fi
+  AC_SUBST(glibcxx_cxx98_abi)
+  GLIBCXX_CONDITIONAL(ENABLE_CXX11_ABI, test $glibcxx_cxx11_abi = 1)
+])
+
+
 # Macros from the top-level gcc directory.
 m4_include([../config/gc++filt.m4])
 m4_include([../config/tls.m4])