* unix/configure, unix/tcl.m4: add solaris 64-bit gcc build

	support. [Bug 1021871]

1 files changed, 70 insertions, 5 deletions

diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 4e47554..af4f8e4 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -435,6 +435,9 @@ AC_DEFUN(SC_ENABLE_THREADS, [
 	# allocator that significantly reduces lock contention
 	AC_DEFINE(USE_THREAD_ALLOC)
 	AC_DEFINE(_REENTRANT)
+	if test "`uname -s`" = "SunOS" ; then
+	    AC_DEFINE(_POSIX_PTHREAD_SEMANTICS)
+	fi
 	AC_DEFINE(_THREAD_SAFE)
 	AC_CHECK_LIB(pthread,pthread_mutex_init,tcl_ok=yes,tcl_ok=no)
 	if test "$tcl_ok" = "no"; then
@@ -478,6 +481,42 @@ AC_DEFUN(SC_ENABLE_THREADS, [
 	AC_CHECK_FUNCS(pthread_atfork)
 	LIBS=$ac_saved_libs
 	AC_CHECK_FUNCS(readdir_r)
+	if test "x$ac_cv_func_readdir_r" = "xyes"; then
+            AC_MSG_CHECKING([how many args readdir_r takes])
+	    # IRIX 5.3 has a 2 arg version of readdir_r
+	    # while other systems have a 3 arg version.
+	    AC_CACHE_VAL(tcl_cv_two_arg_readdir_r,
+	        AC_TRY_COMPILE([#include <stdlib.h>
+#include <sys/types.h>
+#ifdef NO_DIRENT_H
+# include <sys/dir.h>  /* logic from tcl/compat/dirent.h *
+# define dirent direct  *                                */
+#else
+# include <dirent.h>
+#endif
+], [readdir_r(NULL, NULL);],
+	        tcl_cv_two_arg_readdir_r=yes, tcl_cv_two_arg_readdir_r=no))
+	    AC_CACHE_VAL(tcl_cv_three_arg_readdir_r,
+	        AC_TRY_COMPILE([#include <stdlib.h>
+#include <sys/types.h>
+#ifdef NO_DIRENT_H
+# include <sys/dir.h>  /* logic from tcl/compat/dirent.h *
+# define dirent direct  *                                */
+#else
+# include <dirent.h>
+#endif
+], [readdir_r(NULL, NULL, NULL);],
+	        tcl_cv_three_arg_readdir_r=yes, tcl_cv_three_arg_readdir_r=no))
+	    if test "x$tcl_cv_two_arg_readdir_r" = "xyes" ; then
+                AC_MSG_RESULT([2])
+	        AC_DEFINE(HAVE_TWO_ARG_READDIR_R)
+	    elif test "x$tcl_cv_three_arg_readdir_r" = "xyes" ; then
+                AC_MSG_RESULT([3])
+	        AC_DEFINE(HAVE_THREE_ARG_READDIR_R)
+	    else
+	        AC_MSG_ERROR([unknown number of args for readdir_r])
+	    fi
+	fi
     else
 	TCL_THREADS=0
 	AC_MSG_RESULT([no (default)])
@@ -1538,7 +1577,15 @@ dnl AC_CHECK_TOOL(AR, ar)
 		arch=`isainfo`
 		if test "$arch" = "sparcv9 sparc" ; then
 			if test "$GCC" = "yes" ; then
-			    AC_MSG_WARN("64bit mode not supported with GCC on $system")
+			    if test "`gcc -dumpversion` | awk -F. '{print $1}'" -lt "3" ; then
+				AC_MSG_WARN([64bit mode not supported with GCC < 3.2 on $system])
+			    else
+				do64bit_ok=yes
+				CFLAGS="$CFLAGS -m64 -mcpu=v9"
+				LDFLAGS="$LDFLAGS -m64 -mcpu=v9"
+				SHLIB_CFLAGS="-fPIC"
+				SHLIB_LD_FLAGS=""
+			    fi
 			else
 			    do64bit_ok=yes
 			    if test "$do64bitVIS" = "yes" ; then
@@ -1548,9 +1595,11 @@ dnl AC_CHECK_TOOL(AR, ar)
 				CFLAGS="$CFLAGS -xarch=v9"
 			    	LDFLAGS="$LDFLAGS -xarch=v9"
 			    fi
+			    # Solaris 64 uses this as well
+			    #LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64"
 			fi
 		else
-		    AC_MSG_WARN("64bit mode only supported sparcv9 system")
+		    AC_MSG_WARN([64bit mode only supported sparcv9 system])
 		fi
 	    fi
 	    
@@ -1565,6 +1614,15 @@ dnl AC_CHECK_TOOL(AR, ar)
 		SHLIB_LD="$CC -shared"
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
+		if test "$do64bit" = "yes" ; then
+		    # We need to specify -static-libgcc or we need to
+		    # add the path to the sparv9 libgcc.
+		    SHLIB_LD="$SHLIB_LD -m64 -mcpu=v9 -static-libgcc"
+		    # for finding sparcv9 libgcc, get the regular libgcc
+		    # path, remove so name and append 'sparcv9'
+		    #v9gcclibdir="`gcc -print-file-name=libgcc_s.so` | ..."
+		    #CC_SEARCH_FLAGS="${CC_SEARCH_FLAGS},-R,$v9gcclibdir"
+		fi
 	    else
 		SHLIB_LD="/usr/ccs/bin/ld -G -z text"
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
@@ -2506,8 +2564,15 @@ AC_DEFUN(SC_TCL_64BIT_FLAGS, [
 	    AC_TRY_COMPILE([#include <sys/types.h>],[off64_t offset;
 ],
 		tcl_cv_type_off64_t=yes,tcl_cv_type_off64_t=no)])
-	if test "x${tcl_cv_type_off64_t}" = "xyes" ; then
-	    AC_DEFINE(HAVE_TYPE_OFF64_T)
+	AC_CHECK_FUNCS(open64 lseek64)
+	dnl Define HAVE_TYPE_OFF64_T only when the off64_t type and the
+	dnl functions lseek64 and open64 are defined.
+	if test "x${tcl_cv_type_off64_t}" = "xyes" && \
+	        test "x${ac_cv_func_lseek64}" = "xyes" && \
+	        test "x${ac_cv_func_open64}" = "xyes" ; then
+	    AC_DEFINE(HAVE_TYPE_OFF64_T, 1, [Is off64_t in <sys/types.h>?])
+	    AC_MSG_RESULT(yes)
+	else
+	    AC_MSG_RESULT(no)
 	fi
-	AC_MSG_RESULT(${tcl_cv_type_off64_t})
     fi])