* unix/configure.in (Darwin): use Darwin SUSv3 extensions if

					available; remove /Network locations
					from default tcl package search path
					(NFS mounted locations and thus slow).
	* unix/configure:		autoconf-2.59
	* unix/tclConfig.h.in:		autoheader-2.59

3 files changed, 101 insertions, 6 deletions

diff --git a/unix/configure b/unix/configure
index 94735cf..503f4f5 100755
--- a/unix/configure
+++ b/unix/configure
@@ -17908,6 +17908,79 @@ cat >>confdefs.h <<\_ACEOF
 _ACEOF
 
 	fi
+	echo "$as_me:$LINENO: checking if Darwin SUSv3 extensions are available" >&5
+echo $ECHO_N "checking if Darwin SUSv3 extensions are available... $ECHO_C" >&6
+if test "${tcl_cv_cc_darwin_c_source+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+	    hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror"
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+		    #ifdef __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
+		    #if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1050
+		    #error __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1050
+		    #endif
+		    #elif MAC_OS_X_VERSION_MIN_REQUIRED < 1050
+		    #error MAC_OS_X_VERSION_MIN_REQUIRED < 1050
+		    #endif
+		    #define _DARWIN_C_SOURCE 1
+		    #include <sys/cdefs.h>
+
+int
+main ()
+{
+
+  ;
+  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 $ac_status); }; }; then
+  tcl_cv_cc_darwin_c_source=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cc_darwin_c_source=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+	    CFLAGS=$hold_cflags
+fi
+echo "$as_me:$LINENO: result: $tcl_cv_cc_darwin_c_source" >&5
+echo "${ECHO_T}$tcl_cv_cc_darwin_c_source" >&6
+	if test $tcl_cv_cc_darwin_c_source = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define _DARWIN_C_SOURCE 1
+_ACEOF
+
+	fi
     fi
     # Build .bundle dltest binaries in addition to .dylib
     DLTEST_LD='${CC} -bundle -Wl,-w ${CFLAGS} ${LDFLAGS}'
@@ -18836,9 +18909,9 @@ VERSION=${TCL_VERSION}
 
 if test "$FRAMEWORK_BUILD" = "1" ; then
     test -z "$TCL_PACKAGE_PATH" && \
-	TCL_PACKAGE_PATH="~/Library/Tcl /Library/Tcl /Network/Library/Tcl /System/Library/Tcl ~/Library/Frameworks /Library/Frameworks /Network/Library/Frameworks /System/Library/Frameworks"
+	TCL_PACKAGE_PATH="~/Library/Tcl /Library/Tcl /System/Library/Tcl ~/Library/Frameworks /Library/Frameworks /System/Library/Frameworks"
     test -z "$TCL_MODULE_PATH"  && \
-	TCL_MODULE_PATH="~/Library/Tcl /Library/Tcl /Network/Library/Tcl /System/Library/Tcl"
+	TCL_MODULE_PATH="~/Library/Tcl /Library/Tcl /System/Library/Tcl"
 elif test "$prefix/lib" != "$libdir"; then
     TCL_PACKAGE_PATH="${libdir} ${prefix}/lib ${TCL_PACKAGE_PATH}"
 else
@@ -18941,7 +19014,7 @@ TCL_SHARED_BUILD=${SHARED_BUILD}
 
 
 
-                              ac_config_files="$ac_config_files Makefile:../unix/Makefile.in dltest/Makefile:../unix/dltest/Makefile.in tclConfig.sh:../unix/tclConfig.sh.in tcl.pc:../unix/tcl.pc.in"
+                                        ac_config_files="$ac_config_files Makefile:../unix/Makefile.in dltest/Makefile:../unix/dltest/Makefile.in tclConfig.sh:../unix/tclConfig.sh.in tcl.pc:../unix/tcl.pc.in"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
diff --git a/unix/configure.in b/unix/configure.in
index 4ba97a0..815c9be 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -3,7 +3,7 @@ dnl	This file is an input file used by the GNU "autoconf" program to
 dnl	generate the file "configure", which is run during Tcl installation
 dnl	to configure the system for the local environment.
 #
-# RCS: @(#) $Id: configure.in,v 1.206 2009/03/14 17:20:24 dkf Exp $
+# RCS: @(#) $Id: configure.in,v 1.207 2009/04/10 18:01:31 das Exp $
 
 AC_INIT([tcl],[8.6])
 AC_PREREQ(2.59)
@@ -576,6 +576,25 @@ if test "`uname -s`" = "Darwin" ; then
 	if test $tcl_cv_cc_weak_import = yes; then
 	    AC_DEFINE(HAVE_WEAK_IMPORT, 1, [Is weak import available?])
 	fi
+	AC_CACHE_CHECK([if Darwin SUSv3 extensions are available],
+	    tcl_cv_cc_darwin_c_source, [
+	    hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror"
+	    AC_TRY_COMPILE([
+		    #ifdef __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
+		    #if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1050
+		    #error __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1050
+		    #endif
+		    #elif MAC_OS_X_VERSION_MIN_REQUIRED < 1050
+		    #error MAC_OS_X_VERSION_MIN_REQUIRED < 1050
+		    #endif
+		    #define _DARWIN_C_SOURCE 1
+		    #include <sys/cdefs.h>
+		],,tcl_cv_cc_darwin_c_source=yes, tcl_cv_cc_darwin_c_source=no)
+	    CFLAGS=$hold_cflags])
+	if test $tcl_cv_cc_darwin_c_source = yes; then
+	    AC_DEFINE(_DARWIN_C_SOURCE, 1,
+		    [Are Darwin SUSv3 extensions available?])
+	fi
     fi
     # Build .bundle dltest binaries in addition to .dylib
     DLTEST_LD='${CC} -bundle -Wl,-w ${CFLAGS} ${LDFLAGS}'
@@ -829,9 +848,9 @@ VERSION=${TCL_VERSION}
 
 if test "$FRAMEWORK_BUILD" = "1" ; then
     test -z "$TCL_PACKAGE_PATH" && \
-	TCL_PACKAGE_PATH="~/Library/Tcl /Library/Tcl /Network/Library/Tcl /System/Library/Tcl ~/Library/Frameworks /Library/Frameworks /Network/Library/Frameworks /System/Library/Frameworks"
+	TCL_PACKAGE_PATH="~/Library/Tcl /Library/Tcl /System/Library/Tcl ~/Library/Frameworks /Library/Frameworks /System/Library/Frameworks"
     test -z "$TCL_MODULE_PATH"  && \
-	TCL_MODULE_PATH="~/Library/Tcl /Library/Tcl /Network/Library/Tcl /System/Library/Tcl"
+	TCL_MODULE_PATH="~/Library/Tcl /Library/Tcl /System/Library/Tcl"
 elif test "$prefix/lib" != "$libdir"; then
     TCL_PACKAGE_PATH="${libdir} ${prefix}/lib ${TCL_PACKAGE_PATH}"
 else
diff --git a/unix/tclConfig.h.in b/unix/tclConfig.h.in
index 7922346..9879254 100644
--- a/unix/tclConfig.h.in
+++ b/unix/tclConfig.h.in
@@ -431,6 +431,9 @@
    first (like Motorola and SPARC, unlike Intel and VAX). */
 #undef WORDS_BIGENDIAN
 
+/* Are Darwin SUSv3 extensions available? */
+#undef _DARWIN_C_SOURCE
+
 /* Add the _ISOC99_SOURCE flag when building */
 #undef _ISOC99_SOURCE