PR fortran/31546

[pf3gnuchains/gcc-fork.git] / libstdc++-v3 / acinclude.m4

diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index c50dacd..c26225e 100644 (file)
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -1302,15 +1302,75 @@ AC_DEFUN([GLIBCXX_CHECK_SYSTEM_ERROR], [
     AC_DEFINE(HAVE_EPROTO, 1, [Define if EPROTO exists.])
   fi
 
+  AC_MSG_CHECKING([for ENODATA])
+  AC_CACHE_VAL(ac_system_error_5, [
+  AC_TRY_COMPILE([#include <errno.h>], [ int i = ENODATA; ],
+             [ac_system_error_5=yes], [ac_system_error_5=no])
+  ])
+  AC_MSG_RESULT($ac_system_error_5)
+  if test x"$ac_system_error_5" = x"yes"; then
+    AC_DEFINE(HAVE_ENODATA, 1, [Define if ENODATA exists.])
+  fi
+
+  AC_MSG_CHECKING([for ENOSR])
+  AC_CACHE_VAL(ac_system_error_6, [
+  AC_TRY_COMPILE([#include <errno.h>], [ int i = ENOSR; ],
+             [ac_system_error_6=yes], [ac_system_error_6=no])
+  ])
+  AC_MSG_RESULT($ac_system_error_6)
+  if test x"$ac_system_error_6" = x"yes"; then
+    AC_DEFINE(HAVE_ENOSR, 1, [Define if ENOSR exists.])
+  fi
+
+  AC_MSG_CHECKING([for ENOSTR])
+  AC_CACHE_VAL(ac_system_error_7, [
+  AC_TRY_COMPILE([#include <errno.h>], [ int i = ENOSTR; ],
+             [ac_system_error_7=yes], [ac_system_error_7=no])
+  ])
+  AC_MSG_RESULT($ac_system_error_7)
+  if test x"$ac_system_error_7" = x"yes"; then
+    AC_DEFINE(HAVE_ENOSTR, 1, [Define if ENOSTR exists.])
+  fi
+
+  AC_MSG_CHECKING([for ETIME])
+  AC_CACHE_VAL(ac_system_error_8, [
+  AC_TRY_COMPILE([#include <errno.h>], [ int i = ETIME; ],
+             [ac_system_error_8=yes], [ac_system_error_8=no])
+  ])
+  AC_MSG_RESULT($ac_system_error_8)
+  if test x"$ac_system_error_8" = x"yes"; then
+    AC_DEFINE(HAVE_ETIME, 1, [Define if ETIME exists.])
+  fi
+
   AC_MSG_CHECKING([for sys_nerr])
-  AC_CACHE_VAL(ac_system_error3, [
+  AC_CACHE_VAL(ac_system_error9, [
   AC_TRY_COMPILE([#include <errno.h> ], [ int i = sys_nerr; ],
-             [ac_system_error3=yes], [ac_system_error3=no])
+             [ac_system_error9=yes], [ac_system_error9=no])
   ])
-  AC_MSG_RESULT($ac_system_error3)
-  if test x"$ac_system_error3" = x"yes"; then
+  AC_MSG_RESULT($ac_system_error9)
+  if test x"$ac_system_error9" = x"yes"; then
     AC_DEFINE(HAVE_SYS_NERR, 1, [Define if sys_nerr exists.])
   fi
+
+  AC_MSG_CHECKING([for EBADMSG])
+  AC_CACHE_VAL(ac_system_error_10, [
+  AC_TRY_COMPILE([#include <errno.h>], [ int i = EBADMSG; ],
+             [ac_system_error_10=yes], [ac_system_error_10=no])
+  ])
+  AC_MSG_RESULT($ac_system_error_10)
+  if test x"$ac_system_error_10" = x"yes"; then
+    AC_DEFINE(HAVE_EBADMSG, 1, [Define if EBADMSG exists.])
+  fi
+
+  AC_MSG_CHECKING([for ECANCELED])
+  AC_CACHE_VAL(ac_system_error_11, [
+  AC_TRY_COMPILE([#include <errno.h>], [ int i = ECANCELED; ],
+             [ac_system_error_11=yes], [ac_system_error_11=no])
+  ])
+  AC_MSG_RESULT($ac_system_error_11)
+  if test x"$ac_system_error_11" = x"yes"; then
+    AC_DEFINE(HAVE_ECANCELED, 1, [Define if ECANCELED exists.])
+  fi
 ])
 
 dnl
@@ -1665,6 +1725,35 @@ AC_DEFUN([GLIBCXX_ENABLE_CONCEPT_CHECKS], [
   fi
 ])
 
+dnl
+dnl Check for parallel mode pre-requisites, including OpenMP support.
+dnl
+dnl  +  Usage:  GLIBCXX_ENABLE_PARALLEL
+dnl
+AC_DEFUN([GLIBCXX_ENABLE_PARALLEL], [
+
+  # NB: libstdc++ may be configured before libgomp: can't check for the actual
+  # dependencies (omp.h and libgomp). 
+  enable_parallel=no;
+  if test -f $glibcxx_builddir/../libgomp/omp.h; then
+    enable_parallel=yes;
+  else
+    AC_MSG_NOTICE([$glibcxx_builddir/../libgomp/omp.h not found])
+  fi
+
+  # Check to see if it's explicitly disabled.
+#  GLIBCXX_ENABLE(libgomp,$1,,[enable code depending on libgomp],
+#      [permit yes|no])
+
+#  if test x$enable_libgomp = xno; then
+#    enable_parallel=no
+#  fi
+
+  AC_MSG_CHECKING([for parallel mode support])
+  AC_MSG_RESULT([$enable_parallel])
+  GLIBCXX_CONDITIONAL(ENABLE_PARALLEL, test $enable_parallel = yes)
+])
+
 
 dnl
 dnl Check for which I/O library to use:  stdio, or something specific.
@@ -2012,7 +2101,7 @@ AC_DEFUN([GLIBCXX_ENABLE_PCH], [
 
   GLIBCXX_CONDITIONAL(GLIBCXX_BUILD_PCH, test $enable_libstdcxx_pch = yes)
   if test $enable_libstdcxx_pch = yes; then
-    glibcxx_PCHFLAGS="-include bits/stdtr1c++.h"
+    glibcxx_PCHFLAGS="-include bits/stdc++.h"
   else
     glibcxx_PCHFLAGS=""
   fi