Detect if %zd is supported by printf() during configure and sets
PY_FORMAT_SIZE_T appropriately. Removes warnings on
OS X under gcc 4.0.1 when PY_FORMAT_SIZE_T is set to "" instead of "z" as is
needed.
diff --git a/configure b/configure
index e05fad6..6297d9f 100755
--- a/configure
+++ b/configure
@@ -21732,6 +21732,68 @@
echo "${ECHO_T}no" >&6
fi
+echo "$as_me:$LINENO: checking for %zd printf() format support" >&5
+echo $ECHO_N "checking for %zd printf() format support... $ECHO_C" >&6
+if test "$cross_compiling" = yes; then
+ { { echo "$as_me:$LINENO: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot run test program while cross compiling
+See \`config.log' for more details." >&2;}
+ { (exit 1); exit 1; }; }
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+#include <stdio.h>
+#include <stddef.h>
+#include <string.h>
+
+int main()
+{
+ char buffer[4];
+
+ if(sprintf(buffer, "%zd", (size_t)123) < 0)
+ return 1;
+
+ if (strncmp(buffer, "123", 3))
+ return 1;
+
+ return 0;
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+
+cat >>confdefs.h <<\_ACEOF
+#define PY_FORMAT_SIZE_T "z"
+_ACEOF
+
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+
echo "$as_me:$LINENO: checking for socklen_t" >&5
echo $ECHO_N "checking for socklen_t... $ECHO_C" >&6
if test "${ac_cv_type_socklen_t+set}" = set; then