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-rw-r--r--unix/configure.in34
1 files changed, 33 insertions, 1 deletions
diff --git a/unix/configure.in b/unix/configure.in
index 4b26a99..efdfbb7 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 Tk installation
dnl to configure the system for the local environment.
#
-# RCS: @(#) $Id: configure.in,v 1.141 2007/10/15 07:21:53 das Exp $
+# RCS: @(#) $Id: configure.in,v 1.142 2007/10/15 07:24:50 das Exp $
AC_INIT([tk],[8.5])
AC_PREREQ(2.59)
@@ -219,6 +219,38 @@ AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_TYPE_UID_T
+AC_CHECK_TYPE([intptr_t], [
+ AC_DEFINE([HAVE_INTPTR_T], 1, [Do we have the intptr_t type?])], [
+ AC_CACHE_CHECK([for pointer-size signed integer type], tcl_cv_intptr_t, [
+ for tcl_cv_intptr_t in "int" "long" "long long" none; do
+ if test "$tcl_cv_intptr_t" != none; then
+ AC_COMPILE_IFELSE([AC_LANG_BOOL_COMPILE_TRY([AC_INCLUDES_DEFAULT],
+ [[sizeof (void *) <= sizeof ($tcl_cv_intptr_t)]])],
+ [tcl_ok=yes], [tcl_ok=no])
+ test "$tcl_ok" = yes && break; fi
+ done])
+ if test "$tcl_cv_intptr_t" != none; then
+ AC_DEFINE_UNQUOTED([intptr_t], [$tcl_cv_intptr_t], [Signed integer
+ type wide enough to hold a pointer.])
+ fi
+])
+AC_CHECK_TYPE([uintptr_t], [
+ AC_DEFINE([HAVE_UINTPTR_T], 1, [Do we have the uintptr_t type?])], [
+ AC_CACHE_CHECK([for pointer-size unsigned integer type], tcl_cv_uintptr_t, [
+ for tcl_cv_uintptr_t in "unsigned int" "unsigned long" "unsigned long long" \
+ none; do
+ if test "$tcl_cv_uintptr_t" != none; then
+ AC_COMPILE_IFELSE([AC_LANG_BOOL_COMPILE_TRY([AC_INCLUDES_DEFAULT],
+ [[sizeof (void *) <= sizeof ($tcl_cv_uintptr_t)]])],
+ [tcl_ok=yes], [tcl_ok=no])
+ test "$tcl_ok" = yes && break; fi
+ done])
+ if test "$tcl_cv_uintptr_t" != none; then
+ AC_DEFINE_UNQUOTED([uintptr_t], [$tcl_cv_uintptr_t], [Unsigned integer
+ type wide enough to hold a pointer.])
+ fi
+])
+
#-------------------------------------------
# In OS/390 struct pwd has no pw_gecos field
#-------------------------------------------