From fe9f1e8cf8a1d49c7d4d6baff2f1797ff89e7956 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 11 Nov 2010 11:49:54 +0000
Subject: * include/ruby/ruby.h (PRI_LL_PREFIX): format type specifier for  
 LONG_LONG may vary on platforms.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29741 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 configure.in | 44 +++++++++++++++++++++++++++++++-------------
 1 file changed, 31 insertions(+), 13 deletions(-)

(limited to 'configure.in')

diff --git a/configure.in b/configure.in
index 3adba3c69e..3346a91194 100644
--- a/configure.in
+++ b/configure.in
@@ -582,6 +582,36 @@ RUBY_CHECK_SIZEOF(float)
 RUBY_CHECK_SIZEOF(double)
 RUBY_CHECK_SIZEOF(time_t, [long "long long"], [], [@%:@include <time.h>])
 
+AC_DEFUN([RUBY_CHECK_PRINTF_PREFIX], [
+AC_CACHE_CHECK([for printf prefix for $1], [rb_cv_pri_prefix_]AS_TR_SH($1),
+    [rb_cv_pri_prefix_]AS_TR_SH($1)=[NONE]
+    for pri in $2; do
+        RUBY_WERROR_FLAG(AC_TRY_COMPILE(
+            [@%:@include <stdio.h>
+	    @%:@include <stddef.h>
+            @%:@ifdef __GNUC__
+            @%:@define PRINTF_ARGS(decl, string_index, first_to_check) \
+              decl __attribute__((format(printf, string_index, first_to_check)))
+            @%:@else
+            @%:@define PRINTF_ARGS(decl, string_index, first_to_check) decl
+            @%:@endif
+	    PRINTF_ARGS(void test_sprintf(const char*, ...), 1, 2);],
+            [printf("%]${pri}[d", (]$1[)42);
+            test_sprintf("%]${pri}[d", (]$1[)42);],
+            [rb_cv_pri_prefix_]AS_TR_SH($1)[=[$pri]; break]))
+    done)
+if test "[$rb_cv_pri_prefix_]AS_TR_SH($1)" != NONE; then
+    AC_DEFINE_UNQUOTED([PRI_]m4_ifval($3,$3,AS_TR_CPP(m4_bpatsubst([$1],[_t$])))[_PREFIX],
+        "[$rb_cv_pri_prefix_]AS_TR_SH($1)")
+fi
+])
+
+if test "x$ac_cv_type_long_long" = xyes; then
+    RUBY_CHECK_PRINTF_PREFIX(long long, ll I64, LL)
+elif test "x$ac_cv_type___int64" = xyes; then
+    RUBY_CHECK_PRINTF_PREFIX(__int64, ll I64, LL)
+fi
+
 dnl RUBY_REPLACE_TYPE [typename] [default type] [macro type] [included]
 AC_DEFUN([RUBY_REPLACE_TYPE], [dnl
     AC_CHECK_TYPE([$1], [n=[$1]], [n=[$2]], [$4])
@@ -623,7 +653,7 @@ AC_DEFUN([RUBY_REPLACE_TYPE], [dnl
     AC_DEFINE_UNQUOTED([$3]2NUM[(v)], [${rb_cv_[$1]_convertible}2NUM(v)])
     AC_DEFINE_UNQUOTED(NUM2[$3][(v)], [NUM2${rb_cv_[$1]_convertible}(v)])
     AC_DEFINE_UNQUOTED(PRI_[$3]_PREFIX,
-	["`echo ${rb_cv_[$1]_convertible} | sed ['s/^U//;s/[^L].*//;y/L/l/']`"])
+	[PRI_`echo ${rb_cv_[$1]_convertible} | sed ['s/^U//']`_PREFIX])
 ])
 RUBY_REPLACE_TYPE(pid_t, int, PIDT)
 RUBY_REPLACE_TYPE(uid_t, int, UIDT)
@@ -1081,18 +1111,6 @@ RUBY_CHECK_SIZEOF(rlim_t, [int long "long long"], [], [
   #include <stdio.h>
 ])
 
-AC_DEFUN([RUBY_CHECK_PRINTF_PREFIX], [
-AC_CACHE_CHECK([printf prefix for $1], rb_cv_pri_prefix_[$1],
-  RUBY_WERROR_FLAG(AC_TRY_COMPILE(
-    [@%:@include <stdio.h>],
-    [printf("%]$2[d", sizeof(long));],
-    [rb_cv_pri_prefix_[$1]=[$2]],
-    [rb_cv_pri_prefix_[$1]=[NONE]])))
-if test "$rb_cv_pri_prefix_[$1]" != NONE; then
-    AC_DEFINE_UNQUOTED([PRI_]AS_TR_CPP(m4_bpatsubst([$1],[_t$]))[_PREFIX], "$rb_cv_pri_prefix_[$1]")
-fi
-])
-
 AC_TYPE_SIZE_T
 RUBY_CHECK_SIZEOF(size_t, [int long void*], [], [@%:@include <sys/types.h>])
 RUBY_CHECK_SIZEOF(ptrdiff_t, size_t, [], [@%:@include <stddef.h>])
-- 
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