Changeset 384 for trunk/Include/Classes/ActiveBasic/Strings/SPrintF.ab

Timestamp:

Nov 17, 2007, 10:01:49 AM (17 years ago)

Author:

イグトランス (egtra)

Message:

ポインタ演算を64ビット用に修正（po印）。%pへの準備。

File:

• trunk/Include/Classes/ActiveBasic/Strings/SPrintF.ab (modified) (11 diffs)

trunk/Include/Classes/ActiveBasic/Strings/SPrintF.ab

@@ -926 +926 @@
 
 /*!
+@brief  SPrintfから呼ばれる浮動小数点数用書式文字列化関数
 @author Egtra
 @date   2007/10/28
@@ -943 +944 @@
 
 /*!
+@brief  SPrintfから呼ばれる整数用書式文字列化関数
 @author Egtra
 @date   2007/10/28
@@ -1054 +1056 @@
 Function ReadInt(ByRef fmt As *StrChar, params As *Object, ByRef paramsCount As SIZE_T, ByRef ret As Long) As Boolean
     If fmt[0] = &h2a Then '*
-        fmt++ 'p
+        fmt = VarPtr(fmt[1]) 'po
         ret = params[paramsCount] As System.Int32
         paramsCount++
@@ -1100 +1102 @@
                 Exit Do
         End Select
-        fmt++ 'p
+        fmt = VarPtr(fmt[1]) 'po
     Loop
     ReadFlags = True
@@ -1143 +1145 @@
 
     If fmt[0] = &h2e Then '.
-        fmt++
+        fmt = VarPtr(fmt[1]) 'po
         Dim t As Long
         ReadPrecision = 0
@@ -1155 +1157 @@
     End If
 End Function
+
+#ifdef _WIN64
+Const PtrLength = 1
+#else
+Const PtrLength = 0
+#endif
 
 /*!
@@ -1170 +1178 @@
             Case &h68 'h
                 lengthSpec--
-            Case &h6a 'j (u)intmax_t
+            Case &h6a 'j (u)intmax_t = QWord, Int64
                 lengthSpec = 1
-#ifdef _WIN64
             Case &h74 't ptrdiff_t
-                lengthSpec = 1
-            Case &h7a 'z (s)size_t,
-                lengthSpec = 1
-#else
-            Case &h74 't ptrdiff_t
-                lengthSpec = 0
-            Case &h7a 'z (s)size_t,
-                lengthSpec = 0
-#endif
+                lengthSpec = PtrLength
+            Case &h7a 'z (s)size_t
+                lengthSpec = PtrLength
+            Case &h70 'p VoidPtr 本来は変換指定子だが、ここで先読み
+                lengthSpec = PtrLength
+                Exit Sub 'fmtを進められると困るので、ここで脱出
             Case Else
                 Exit Sub
         End Select
-        fmt++ 'p
+        fmt = VarPtr(fmt[1]) 'po
     Loop
 End Sub
 
 /*!
-@author Egtra
-@date   2007/10/27
+@biref  Cのsprintfのような書式文字列出力関数
+@author Egtra
+@date   2007/10/27
+@param[in] format   書式文字列。詳細は開発Wiki参照。
+@param[in, out] params  変換対象の配列。n = 0のときにはNULLも可。
+@param[in] n    paramsの個数。
+@return 書式化された文字列。
 @todo   %nへの対応
 */
@@ -1201 +1210 @@
     Dim s = New System.Text.StringBuilder
     Do
-        Dim last = format.Length - (fmt - StrPtr(format)) As Long 'p
+        Dim last = format.Length - (((fmt - StrPtr(format)) \ SizeOf (StrChar)) As LONG_PTR) As Long 'po
         Dim pos = ActiveBasic.Strings.ChrFind(fmt, last, &h25 As StrChar) '&h25 = %
         If pos = -1 Then
@@ -1209 +1218 @@
         '%以前の部分
         s.Append(fmt, 0, pos)
-        fmt += pos + 1 'p
+        fmt = VarPtr(fmt[pos + 1]) 'po
         'フラグの読取
         Dim flags = None As FormatFlags
@@ -1239 +1248 @@
             Case &h58 'X
                 FormatInteger(s, TraitsIntegerX, params[i], False, typeWidth, precision, fieldWidth, flags Or Cap)
+'現状ではVoidPtrを引数にする手段は無いはず
+'           Case &h58 'p
+'               FormatInteger(s, TraitsIntegerX, params[i], False, typeWidth, precision, fieldWidth, flags Or Cap)
             Case &h65 'e
                 FormatFloat(s, AddressOf(FormatFloatE), params[i], precision, fieldWidth, flags)
@@ -1266 +1278 @@
                 Exit Do
         End Select
-        fmt++ 'p
+        fmt = VarPtr(fmt[1]) 'po
         i++
     Loop