acinclude.m4 (GLIBCXX_CHECK_SYSTEM_ERROR): Add ENOLINK, EPROTO for netbsd.

2007-08-24  Benjamin Kosnik  <bkoz@redhat.com>

	* acinclude.m4 (GLIBCXX_CHECK_SYSTEM_ERROR): Add ENOLINK, EPROTO
	for netbsd.
	* configure: Regenerate.
	* include/std/system_error: Guard.	
	* testsuite/19_diagnostics/headers/system_error/
	types_std_c++0x.cc: Same.
	* testsuite/19_diagnostics/error_category/cons/copy_neg.cc: Adjust
	line numbers.

From-SVN: r127772

7 files changed, 179 insertions, 2 deletions

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 148f2edd1d3..9dcc664cbec 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,14 @@
+2007-08-24  Benjamin Kosnik  <bkoz@redhat.com>
+
+	* acinclude.m4 (GLIBCXX_CHECK_SYSTEM_ERROR): Add ENOLINK, EPROTO
+	for netbsd.
+	* configure: Regenerate.
+	* include/std/system_error: Guard.	
+	* testsuite/19_diagnostics/headers/system_error/
+	types_std_c++0x.cc: Same.
+	* testsuite/19_diagnostics/error_category/cons/copy_neg.cc: Adjust
+	line numbers.
+
 2007-08-23  Benjamin Kosnik  <bkoz@redhat.com>
 
 	* include/std/system_error: New file.
diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4
index 012d363f112..c50dacd903c 100644
--- a/libstdc++-v3/acinclude.m4
+++ b/libstdc++-v3/acinclude.m4
@@ -1282,6 +1282,26 @@ AC_DEFUN([GLIBCXX_CHECK_SYSTEM_ERROR], [
     AC_DEFINE(HAVE_ENOTRECOVERABLE, 1, [Define if ENOTRECOVERABLE exists.])
   fi
 
+  AC_MSG_CHECKING([for ENOLINK])
+  AC_CACHE_VAL(ac_system_error3, [
+  AC_TRY_COMPILE([#include <errno.h>], [ int i = ENOLINK; ],
+             [ac_system_error3=yes], [ac_system_error3=no])
+  ])
+  AC_MSG_RESULT($ac_system_error3)
+  if test x"$ac_system_error3" = x"yes"; then
+    AC_DEFINE(HAVE_ENOLINK, 1, [Define if ENOLINK exists.])
+  fi
+
+  AC_MSG_CHECKING([for EPROTO])
+  AC_CACHE_VAL(ac_system_error_4, [
+  AC_TRY_COMPILE([#include <errno.h>], [ int i = EPROTO; ],
+             [ac_system_error_4=yes], [ac_system_error_4=no])
+  ])
+  AC_MSG_RESULT($ac_system_error_4)
+  if test x"$ac_system_error_4" = x"yes"; then
+    AC_DEFINE(HAVE_EPROTO, 1, [Define if EPROTO exists.])
+  fi
+
   AC_MSG_CHECKING([for sys_nerr])
   AC_CACHE_VAL(ac_system_error3, [
   AC_TRY_COMPILE([#include <errno.h> ], [ int i = sys_nerr; ],
diff --git a/libstdc++-v3/config.h.in b/libstdc++-v3/config.h.in
index 0efa0915a56..1779215e551 100644
--- a/libstdc++-v3/config.h.in
+++ b/libstdc++-v3/config.h.in
@@ -63,12 +63,18 @@
 /* Define to 1 if you have the <endian.h> header file. */
 #undef HAVE_ENDIAN_H
 
+/* Define if ENOLINK exists. */
+#undef HAVE_ENOLINK
+
 /* Define if ENOTRECOVERABLE exists. */
 #undef HAVE_ENOTRECOVERABLE
 
 /* Define if EOWNERDEAD exists. */
 #undef HAVE_EOWNERDEAD
 
+/* Define if EPROTO exists. */
+#undef HAVE_EPROTO
+
 /* Define to 1 if you have the `expf' function. */
 #undef HAVE_EXPF
 
diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure
index a41f4f881a8..4658205d751 100755
--- a/libstdc++-v3/configure
+++ b/libstdc++-v3/configure
@@ -16661,6 +16661,134 @@ _ACEOF
 
   fi
 
+  echo "$as_me:$LINENO: checking for ENOLINK" >&5
+echo $ECHO_N "checking for ENOLINK... $ECHO_C" >&6
+  if test "${ac_system_error3+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <errno.h>
+int
+main ()
+{
+ int i = ENOLINK;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_system_error3=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_system_error3=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+
+  echo "$as_me:$LINENO: result: $ac_system_error3" >&5
+echo "${ECHO_T}$ac_system_error3" >&6
+  if test x"$ac_system_error3" = x"yes"; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_ENOLINK 1
+_ACEOF
+
+  fi
+
+  echo "$as_me:$LINENO: checking for EPROTO" >&5
+echo $ECHO_N "checking for EPROTO... $ECHO_C" >&6
+  if test "${ac_system_error_4+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <errno.h>
+int
+main ()
+{
+ int i = EPROTO;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_system_error_4=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_system_error_4=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+
+  echo "$as_me:$LINENO: result: $ac_system_error_4" >&5
+echo "${ECHO_T}$ac_system_error_4" >&6
+  if test x"$ac_system_error_4" = x"yes"; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_EPROTO 1
+_ACEOF
+
+  fi
+
   echo "$as_me:$LINENO: checking for sys_nerr" >&5
 echo $ECHO_N "checking for sys_nerr... $ECHO_C" >&6
   if test "${ac_system_error3+set}" = set; then
@@ -16767,7 +16895,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 
   # Fake what AC_TRY_COMPILE does.  XXX Look at redoing this new-style.
     cat > conftest.$ac_ext << EOF
-#line 16770 "configure"
+#line 16898 "configure"
 int main()
 {
   // NB: _Atomic_word not necessarily int.
diff --git a/libstdc++-v3/include/std/system_error b/libstdc++-v3/include/std/system_error
index 3f13622b485..0b520580b14 100644
--- a/libstdc++-v3/include/std/system_error
+++ b/libstdc++-v3/include/std/system_error
@@ -93,7 +93,9 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
       network_unreachable = 			ENETUNREACH,
       no_buffer_space = 			ENOBUFS,
       no_child_process = 			ECHILD,
+#ifdef _GLIBCXX_HAVE_ENOLINK
       no_link = 				ENOLINK,
+#endif
       no_lock_available = 			ENOLCK,
       no_message_available = 			ENODATA, 
       no_message = 				ENOMSG, 
@@ -119,7 +121,9 @@ _GLIBCXX_BEGIN_NAMESPACE(std)
       owner_dead = 				EOWNERDEAD,
 #endif
       permission_denied = 			EACCES,
+#ifdef _GLIBCXX_HAVE_EPROTO
       protocol_error = 				EPROTO,
+#endif
       protocol_not_supported = 			EPROTONOSUPPORT,
       read_only_file_system = 			EROFS,
       resource_deadlock_would_occur = 		EDEADLK,
diff --git a/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/copy_neg.cc b/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/copy_neg.cc
index 4a3d3ded4aa..7c0aa0a54c4 100644
--- a/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/copy_neg.cc
+++ b/libstdc++-v3/testsuite/19_diagnostics/error_category/cons/copy_neg.cc
@@ -50,7 +50,7 @@ int main()
   return 0;
 }
 
-// { dg-error "is private" "" { target *-*-* } 162 }
+// { dg-error "is private" "" { target *-*-* } 166 }
 // { dg-error "within this context" "" { target *-*-* } 29 }
 // { dg-error "first required here" "" { target *-*-* } 48 }
 // { dg-excess-errors "copy constructor" }
diff --git a/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/types_std_c++0x.cc b/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/types_std_c++0x.cc
index 44d253c1391..73d4d66f2e9 100644
--- a/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/types_std_c++0x.cc
+++ b/libstdc++-v3/testsuite/19_diagnostics/headers/system_error/types_std_c++0x.cc
@@ -67,7 +67,11 @@ namespace gnu
   using std::network_unreachable; 
   using std::no_buffer_space; 
   using std::no_child_process;
+
+#ifdef _GLIBCXX_HAVE_ENOLINK
   using std::no_link; 
+#endif
+
   using std::no_lock_available; 
   using std::no_message_available; 
   using std::no_message; 
@@ -96,7 +100,11 @@ namespace gnu
 #endif
 
   using std::permission_denied;
+
+#ifdef _GLIBCXX_HAVE_EPROTO
   using std::protocol_error; 
+#endif
+
   using std::protocol_not_supported;
   using std::read_only_file_system; 
   using std::resource_deadlock_would_occur;