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-rwxr-xr-xconfigure57
1 files changed, 57 insertions, 0 deletions
diff --git a/configure b/configure
index 4345e75d89..7f08350017 100755
--- a/configure
+++ b/configure
@@ -12162,6 +12162,63 @@ fi
done
+echo "$as_me:$LINENO: checking printf supports argument control" >&5
+echo $ECHO_N "checking printf supports argument control... $ECHO_C" >&6
+if test "${pgac_cv_printf_arg_control+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ if test "$cross_compiling" = yes; then
+ pgac_cv_printf_arg_control=cross
+else
+ cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+#include "confdefs.h"
+#include <stdio.h>
+
+int does_printf_have_arg_control()
+{
+ char buf[100];
+
+ /* can it swap arguments? */
+ snprintf(buf, 100, "%2$d|%1$d", 3, 4);
+ if (strcmp(buf, "4|3") != 0)
+ return 0;
+ return 1;
+}
+main() {
+ exit(! does_printf_have_arg_control());
+}
+_ACEOF
+rm -f conftest$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 $ac_status); }; }; then
+ pgac_cv_printf_arg_control=yes
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+cat conftest.$ac_ext >&5
+( exit $ac_status )
+pgac_cv_printf_arg_control=no
+fi
+rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+
+fi
+echo "$as_me:$LINENO: result: $pgac_cv_printf_arg_control" >&5
+echo "${ECHO_T}$pgac_cv_printf_arg_control" >&6
+
+# cross compiler should use our snprintf too
+if test $pgac_cv_printf_arg_control != yes ; then
+ pgac_need_repl_snprintf=yes
+fi
# Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
# include/c.h will provide declarations. Note this is a separate test